1 2009-11-23 Jan Hubicka <jh@suse.cz>
4 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
7 2009-11-23 Jan Hubicka <jh@suse.cz>
9 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
10 wrong profile updates.
11 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
12 having largest frequency.
13 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
14 used uninitalized warning.
15 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
18 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
20 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
21 of gen_rtx_REG to generate operand 5.
22 (*cmp_ssub_sidi): Ditto.
24 2009-11-23 Richard Henderson <rth@redhat.com>
26 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
29 2009-11-23 Paul Brook <paul@codesourcery.com>
31 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
32 case for noreturn functions.
33 (arm_compute_save_reg_mask): Remove special noreturn handling.
35 2009-11-23 Richard Guenther <rguenther@suse.de>
37 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
40 2009-11-22 Richard Henderson <rth@redhat.com>
42 * i386.c (avx_vpermilp_parallel): New function.
43 * i386-protos.h: Declare it.
44 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
45 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
46 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
47 (ssescalarnum, ssedoublesizemode): Add AVX modes.
48 (vpermilbits): Remove.
49 (avx_vpermil<mode>): Change insns to expanders.
50 (*avx_vpermil<mode>): New. Use vec_select.
52 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
54 * opts.c (decode_options): Don't enable flag_schedule_insns
55 when optimizing for size.
56 * doc/invoke.texi: Document change.
58 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
61 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
62 of scratch register to SImode.
63 (*cmp_sadd_sidi): Ditto.
64 (*cmp_ssub_si): Ditto.
65 (*cmp_ssub_sidi): Ditto.
67 2009-11-21 Ian Lance Taylor <iant@google.com>
69 * Makefile.in (HOST_LIBS): Move higher in file.
70 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
71 is not empty, set to $(CC) and $(CFLAGS).
73 2009-11-22 Martin Jambor <mjambor@suse.cz>
75 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
76 V_C_E of an SSA_NAME or an invariant if lvalue is required.
77 (verify_gimple_call): Verify LHS also with with
78 verify_types_in_gimple_reference.
80 2009-11-21 Martin Jambor <mjambor@suse.cz>
83 * tree-sra.c (access_precludes_ipa_sra_p): New function.
84 (splice_param_accesses): Check all accesses by calling
85 access_precludes_ipa_sra_p.
86 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
87 not convert types if it is true.
88 (sra_ipa_modify_assign): Convert types in case of mismatch.
90 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
92 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
95 2009-11-21 Adam Nemet <adambnemet@gmail.com>
97 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
98 (mips_mulsidi3_gen_fn): Declare new function.
99 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
100 * config/mips/mips.md (<u>mulsidi3): Change condition to use
101 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the
103 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
104 (mulsidi3_64bit_dmul): New define_insn.
106 2009-11-21 Ben Elliston <bje@au.ibm.com>
108 * gengtype-lex.l: Enable noinput flex option.
109 (YY_NO_INPUT): Remove define.
111 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
113 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
114 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
115 (insert_debug_temps_for_defs): Handle PHI nodes.
116 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
119 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
121 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
122 after remove_phi_node.
124 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
126 PR tree-optimization/42078
127 * gimple.h (gimple_replace_lhs): New declaration.
128 * gimple.c (gimple_replace_lhs): New function.
129 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
132 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
134 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
135 (xop_mulv2div2di3_low): Same.
136 (*xop_pmacsdqh_mem): Same.
138 2009-11-20 Richard Henderson <rth@redhat.com>
140 * config/i386/i386-builtin-types.awk: New file.
141 * config/i386/i386-builtin-types.def: New file.
142 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
143 * config/i386/i386.c: Include it.
144 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
145 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
146 (struct builtin_isa): Remove GTY marker. Replace tree type with
147 ix86_builtin_func_type; add set_and_not_built_p.
148 (def_builtin): Change type parameter to tcode; use
149 ix86_get_builtin_func_type; update all callers. Accept zero mask
150 to mean the builtin is unconditionally available.
151 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
153 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
154 Update some users to rationalized enumeration codes from new include.
155 (enum multi_arg_type): Remove. Replace all enumeration values
156 with defines to new ix86_builtin_func_type.
157 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
158 all type resolution to def_builtin.
159 (ix86_init_builtin_types): Split out from ...
160 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
162 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
165 * config/rs6000/rs6000.c (struct machine_function): Revert
166 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
167 (rs6000_expand_to_rtl_hook): Ditto.
168 (rs6000_check_vector_mode): Ditto.
169 (compute_vrsave_mask): Ditto.
171 2009-11-20 Paul Brook <paul@codesourcery.com>
173 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
174 * config/arm/arm-cores.def: Add cortex-a5.
175 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
176 * config/arm/arm-tune.md: Regenerate.
178 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
181 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
182 (ref_pos): New field in structure.
183 (insert_new_var_in_stmt): New function.
186 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
188 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
189 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
190 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
191 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
192 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
193 (INT_LEAST64_TYPE): Define.
194 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
195 UINT_LEAST64_TYPE): Define.
196 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
197 INT_FAST64_TYPE): Define.
198 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
199 UINT_FAST64_TYPE): Define.
200 (INTPTR_TYPE, UINTPTR_TYPE): Define.
202 2009-11-20 Julian Brown <julian@codesourcery.com>
204 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
205 specially for Thumb-1.
206 (ASM_OUTPUT_REG_POP): Likewise.
208 2009-11-19 Jason Merrill <jason@redhat.com>
210 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
212 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
213 Rafael Avila de Espindola <espindola@google.com>
215 * doc/plugins.texi (Plugin initialization): Added advices for
216 retrieving the version of GCC at plugin compilation and loading
219 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
221 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
222 (dump_active_plugins): output to file everything. Use
223 internationalized dump & FMT_FOR_PLUGIN_EVENT.
225 2009-11-19 Richard Guenther <rguenther@suse.de>
227 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
228 around truth-valued expressions.
229 * tree.c (free_lang_data): Untangle check for LTO frontend.
231 2009-11-19 Jakub Jelinek <jakub@redhat.com>
233 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
234 of cgraph_node_for_decl.
235 * cgraph.h (cgraph_node_for_decl): Remove prototype.
236 * cgraph.c (cgraph_node_for_decl): Remove.
237 (cgraph_get_node): Just return NULL if !cgraph_hash.
239 2009-11-19 Paul Brook <paul@codesourcery.com>
241 * config.gcc: Add new ARM --with-fpu options.
242 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
243 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
245 2009-11-18 Richard Guenther <rguenther@suse.de>
247 * gimple.h (union gimple_statement_d): Add gsmembase member.
248 (gimple_vuse_op): Use gsmembase for access.
249 (gimple_vdef_op): Likewise.
250 (gimple_vuse): Likewise.
251 (gimple_vdef): Likewise.
252 (gimple_vuse_ptr): Likewise.
253 (gimple_vdef_ptr): Likewise.
254 (gimple_set_vuse): Likewise.
255 (gimple_set_vdef): Likewise.
256 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
258 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
260 * doc/arm-neon-intrinsics.texi: Regenerated.
262 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
264 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle
267 2009-11-18 Paul Brook <paul@codesourcery.com>
268 Daniel Jacobowitz <dan@codesourcery.com>
270 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
271 (arm_arch7em): New variable.
272 (all_architectures): Add armv7e-m.
273 (arm_override_options): Set arm_arch7em.
274 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
276 (arm_arch7em): Declare.
278 2009-11-18 Richard Guenther <rguenther@suse.de>
280 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
281 a valid field decl if checking is enabled.
283 2009-11-18 Martin Jambor <mjambor@suse.cz>
285 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
286 (lto_ipa_fixup_call_notes): Declare.
287 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
288 (update_call_notes_after_inlining): Copy call stmt uid to the new
290 (ipa_write_param_call_note): New function.
291 (ipa_read_param_call_note): New function
292 (ipa_write_node_info): Write also param call notes. Removed a bogus
293 comment, reformatted to fit 80 columns.
294 (ipa_read_node_info): Read also param call notes. Removed a bogus
295 comment. Remove ipa_edge_args_vector growth.
296 (lto_ipa_fixup_call_notes): New function.
297 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
298 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
299 inlining regardless of flag_wpa.
300 (cgraph_decide_inlining_of_small_functions): Likewise.
301 (cgraph_decide_inlining): Likewise.
302 (inline_read_summary): Likewise.
304 2009-11-18 Jan Hubicka <jh@suse.cz>
306 * predict.c (compute_function_frequency): Export.
307 * predict.h (compute_function_frequency): Declare.
308 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
310 2009-11-18 Martin Jambor <mjambor@suse.cz>
312 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
313 on all nodes we write summaries for.
315 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
318 * params.def (PARAM_INLINE_UNIT_GROWTH)
319 PARAM_IPCP_UNIT_GROWTH)
320 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
321 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
322 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
323 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
324 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
325 PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
328 2009-11-18 Jakub Jelinek <jakub@redhat.com>
330 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
332 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
335 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
337 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
339 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
340 cgraph_materialize_all_clones): Handle same_body aliases.
341 * cgraph.c (cgraph_allocate_node): New function.
342 (cgraph_create_node): Use it.
343 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
344 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
345 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
347 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
348 (input_node): Stream in same_body aliases.
349 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
350 for same_body aliases.
351 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
353 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
356 * config/darwin.h: Use the extension stub libraries to access
357 current libgcc_s features.
359 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
362 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
363 (vect_transform_loop): Call it.
365 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
367 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
370 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
374 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
376 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
377 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
378 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
379 (sese_bad_liveouts_use): New.
380 (sese_reset_debug_liveouts_bb): New.
381 (sese_build_liveouts): Use it.
382 (rename_variables_in_stmt): Reset debug stmts rather than creating
384 (expand_scalar_variable_stmt): Likewise.
386 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
388 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
389 (df_ref_remove): Likewise.
391 2009-11-17 Jan Hubicka <jh@suse.cz>
393 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
396 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
398 * toplev.c (process_options): Remove dead code.
399 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
401 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
403 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
406 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
408 PR tree-optimization/41857
409 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
410 TYPE's address space instead of pointer to TYPE.
412 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
414 * reload.c (find_reloads_address): Fix typo.
416 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
418 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
419 registers in leaf functions if possible.
421 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
423 * config/m68k/m68k-devices.def: Add MCF5441x family.
425 2009-11-17 Jan Hubicka <jh@suse.cz>
427 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
429 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
431 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
433 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
434 nest ior expressions.
435 (x86_64_szext_nonmemory_operand): Ditto.
436 (call_insn_operand): Ditto.
438 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
440 * stmt.c (expand_asm_stmt): Get locus from stmt.
442 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
444 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
445 Create the decl label for the new dest block on demand. Require
446 a fallthrough edge if no asm labels were redirected.
448 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
450 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
452 (cstoresi4): Ditto for operand 2.
453 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
454 patterns using SDWIM mode iterator.
455 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
456 using SWIM mode iterator.
457 (cmpdi_1): Rename from cmpdi_1_rex64.
458 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
460 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn using SWI
462 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
463 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
464 (*cmpqi_ext_3_insn): Make private.
465 (*cmpqi_ext_3_insn_rex64): Make private.
466 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
467 * config/i386/predicates.md (cmpsi_operand): Remove.
469 2009-11-16 Paul Brook <paul@codesourcery.com>
471 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
472 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
474 2009-11-14 Jan Hubicka <jh@suse.cz>
476 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
478 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
479 zero out all callees.
480 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
481 frequency and count match.
482 * ipa-inline.c (update_noncloned_frequencies): New function.
483 (cgraph_clone_inlined_nodes): Use it.
484 * tree-inline.c (copy_bb): Fix frequency scaling; output
485 diagnostic on frequency mismatches to dump file.
486 (initialize_cfun): Do not scale frequency; fix count scaling;
487 initialize entry and exit block frequencies; copy profile info.
488 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
489 (copy_body): Use frequency_scale as argument.
490 (expand_call_inline): Compute frequency scale and output diagnostic
492 (delete_unreachable_blocks_update_callgrah): Remove checking that
493 has to be done after edge redirection.
494 (tree_function_versioning): Update initialize_cfun and copy_body call.
496 2009-11-14 Jan Hubicka <jh@suse.cz>
498 * cgraph.c (cgraph_release_function_body): Update use of
499 ipa_transforms_to_apply.
500 (cgraph_remove_node): Remove ipa_transforms_to_apply.
501 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
502 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
504 (cgraph_materialize_clone): Remove original if dead.
505 * lto-streamer-in.c (lto_read_body): Remove FIXME and
506 ipa_transforms_to_apply hack.
507 * function.h (struct function): Add ipa_transforms_to_apply.
508 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
509 * tree-inline.c (copy_bb): Update sanity check.
510 (initialize_cfun): Do not copy ipa_transforms_to_apply.
511 (expand_call_inline): remove dead clone originals.
512 (tree_function_versioning): Merge transformation queues.
513 * passes.c (add_ipa_transform_pass): Remove.
514 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
516 (execute_all_ipa_transforms): Update.
517 (execute_one_pass): Update.
519 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
521 PR target/21078, 21080
522 * config/avr/avr.c (avr_return_addr_rtx): New function for
523 builtin_return_address.
524 (expand_prologue): Calculate stack usage.
525 (avr_asm_function_end_prologue): Output stack size and offset label.
526 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
527 (machine_function): Add stack_usage.
528 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
530 2009-11-14 Anatoly Sokolov <aesok@post.ru>
532 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
533 new 'outgoing' argument.
534 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
535 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
536 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
537 iq2000_function_value_regno_p.
538 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
539 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
542 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
545 * arm.md (adddi_sesidi_di): Place tied contraint first.
546 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
547 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
548 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
549 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
550 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
551 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
552 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
553 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
554 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
556 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
558 * config/i386/predicates.md (call_register_no_elim_operand):
559 New predicate. Reject stack register as valid call operand
561 (call_insn_operand): Use call_register_no_elim_operand.
563 2009-11-13 Richard Henderson <rth@redhat.com>
565 * function.c (stack_protect_prologue): Don't bypass expand_expr
566 for stack_protect_guard and guard_decl.
567 (stack_protect_epilogue): Likewise.
569 2009-11-13 Jan Hubicka <jh@suse.cz>
571 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
572 when to PUBLIC is set.
574 2009-11-13 Jakub Jelinek <jakub@redhat.com>
577 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
580 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
583 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
584 *call_value_1): Use "lsm" as operand 1 constraint.
585 * config/i386/predicates.md (call_insn_operand): Depend on
586 index_register_operand to avoid %esp register.
588 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
591 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
594 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
595 (TARGET_CALL_ESP): New define.
596 * config/i386/i386.c (initial_ix86_tune_features): Initialize
598 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
599 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
600 *call_1, *call_value_pop_1 and *call_value_1. Depend on
602 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
603 New patterns, use "lsm" as operand 1 constraint.
604 * config/i386/predicates.md (call_insn_operand): Depend on
605 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
607 2009-11-13 Jason Merrill <jason@redhat.com>
610 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
611 Don't emit a second declaration at any scope.
613 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
615 PR rtl-optimization/41697
616 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
617 a conditional jump has a single successor.
619 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
621 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
622 allocate reg_last when in case lazy_reg_last is true.
623 (init_deps_reg_last): New.
624 (free_deps): When max_reg is 0, this context is already freed.
625 * sched-int.h (init_deps_reg_last): Export.
626 (init_deps): Update prototype.
627 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
628 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
629 * ddg.c (build_intra_loop_deps): Likewise.
630 * sel-sched-ir.c (copy_deps_context, create_deps_context,
631 reset_deps_context, deps_init_id): Likewise.
632 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
633 (free_data_for_scheduled_insn): New, break down from ...
634 (free_first_time_insn_data): ... here.
635 (has_dependence_p): Allocate reg_last now, when it is needed.
636 (extend_insn_data): When maximal LUID is big enough, allocate
637 per-insn data in smaller chunks.
638 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
639 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
642 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
644 * config/i386/i386.md (call_value): Fix comment.
645 (sibcall_value): Ditto.
647 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
649 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
650 (MD_FROB_UPDATE_CONTEXT): Define.
652 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
653 Laurent GUERBY <laurent@guerby.net>
655 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
656 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
657 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
659 2009-11-12 Jan Hubicka <jh@suse.cz>
661 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
662 and clear DECL_COMMON on localized declarations.
664 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
667 * regrename.c (struct du_head): New structure; some elements moved
669 (struct du_chain): ... this one.
670 (open_chains, closed_chains): Now of type struct du_head *.
671 (do_replace): Accept du_head argument, not du_chain. All callers
672 changed. Modified code to match new data structures.
673 (build_def_use): Return a list of du_head structures. Modified code
674 to match new data structures.
675 (dump_def_use_chain): Accept du_head argument, not du_chain. All
676 callers changed. Modified code to match new data structures.
677 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
678 callers changed. Modified code to match new data structures.
679 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
680 Allocate a du_head structure as well as a du_chain when creating a
681 new chain. Modified other code to match new data structures.
683 2009-11-12 Jan Hubicka <jh@suse.cz>
685 * cgraph.h (varpool_node_name): Declare.
686 * cgraphunit.c (process_function_and_variable_attributes): Set
687 force_output flag on used variables.
688 * ipa.c (function_and_variable_visibility): Dump externally visible
689 and needed variables.
690 * varpool.c (varpool_node_name): Export.
691 (decide_is_variable_needed): Check COMDAT for externally visible vars;
694 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
697 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
698 processing if XEXP (x, i) is NULL.
700 2009-11-12 Jan Hubicka <jh@suse.cz>
702 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
703 imply PUBLIC || EXTERNAL.
705 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
708 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
709 single successor block, ending with jump created by RTL expander.
711 2009-11-11 Jan Hubicka <jh@suse.cz>
714 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
715 and WEAK variables at -fwhole-program.
718 * ipa.c (whole_program_function_and_variable_visility): COMDAT
719 functions/variables are not needed even if they are externally visible.
721 2009-11-11 Jan Hubicka <jh@suse.cz>
723 (patch by Richard Guenther)
724 * lto-streamer-out.c (output_function): Output head of argument list
726 * lto-streamer-in.c (input_function): Re-map arguments into merged
729 2009-11-11 Jan Hubicka <jh@suse.cz>
731 * lto-cgraph.c: Include gcov-io.h
732 (output_profile_summary): New function.
733 (output_cgraph): Use it.
734 (input_profile_summary): New function.
735 (input_cgraph): Use it.
736 * coverage.c (build_ctr_info_value): Use varpool; initalize
738 (create_coverage): Likewise.
739 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
740 (tree_init_edge_profiler): Likewise.
741 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
743 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
745 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
746 * c-pragma.c (def_pragma_macro_value): Likewise.
747 (def_pragma_macro): Likewise.
748 (pushed_macro_table): Likewise.
749 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
750 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
752 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
754 * doc/plugins.texi (Registering custom attributes): section
755 renamed as (Registering custom attributes or pragmas).
756 Mentions custom attributes & pragmas, and c_register_pragma, with
758 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
760 * doc/extend.texi (Function Attributes): Mentions that plugin can
761 provide their attributes.
763 2009-11-11 Jon Beniston <jon@beniston.com>
765 * config.gcc: Add lm32 elf and uclinux targets.
766 * config/lm32: New directory.
767 * config/lm32/lm32.c: New file.
768 * config/lm32/lm32.h: New file.
769 * config/lm32/lm32.md: New file.
770 * config/lm32/lm32.opt: New file.
771 * config/lm32/lm32-protos.h: New file.
772 * config/lm32/constraints.md: New file.
773 * config/lm32/predicates.md: New file.
774 * config/lm32/sfp-machine.h: New file.
775 * config/lm32/t-fprules-softfp: New file.
776 * config/lm32/uclinux-elf.h: New file.
777 * doc/invoke.texi: Document lm32 options.
778 * doc/contrib.texi: Document lm32 porter.
779 * doc/install.texi: Document lm32 targets.
781 2009-11-11 Martin Jambor <mjambor@suse.cz>
784 * ipa-prop.c (ipa_update_after_lto_read): Call
785 ipa_check_create_node_params and ipa_check_create_edge_args. Also
786 call ipa_initialize_node_params instead of ipa_populate_param_decls.
788 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
790 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
791 (neon_expand_vector_init): Use them. Also handle non-constant
792 vectors with identical elements and vectors with only one
793 non-constant element.
794 (arm_print_operand): Handle 'y' modifier.
795 * config/arm/arm-protos.h (neon_make_constant): Declare.
796 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
797 patterns. Use VX instead of VDQW for the first one. Allow
798 a VFP alternative and V32 modes for the second one.
799 * config/arm/neon.ml (shape_elt): Add Alternatives.
800 (ops): Use Alternatives for vdup lane instructions.
801 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
802 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
804 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
806 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
808 (movti, mov<mode>): Call force_reg on one operand if required.
809 * config/arm/vec-common.md (mov<mode>): Likewise.
811 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
813 * config/arm/arm.c (arm_override_options): Enable scheduling for
816 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
820 * expr.h (anti_adjust_stack_and_probe): Declare.
821 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
822 parameter and rewrite head comment.
823 (allocate_dynamic_stack_space): Adjust call to above function.
824 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
826 * tree.h (dwarf2out_args_size): Delete.
827 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
828 (dwarf2out_args_size_adjust): Delete prototype and move around.
829 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
830 ACCUMULATE_OUTGOING_ARGS targets.
832 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
834 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
835 DECL_SIZE of DECL_RESULT before evaluating it.
837 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
839 PR tree-optimization/41987
840 * fold-const.c (const_binop): Avoid using fold_buildN().
842 2009-11-10 Martin Jambor <mjambor@suse.cz>
844 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
845 (execute_all_ipa_stmt_fixups): Declare.
846 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
847 * ipa-inline.c (pass_ipa_inline): Likewise.
848 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
849 * ipa-reference.c (pass_ipa_reference): Likewise.
850 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
851 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
852 (pass_ipa_lto_finish_out): Likewise.
853 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
854 * passes.c (execute_ipa_stmt_fixups): New function.
855 (execute_all_ipa_stmt_fixups): New function.
856 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
858 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
861 * explow.c (probe_stack_range): Fix typo.
862 * config/sparc/sparc.md (probe_stack): New expander.
864 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
866 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
868 2009-11-09 Jason Merrill <jason@redhat.com>
870 * gdbinit.in (pgq): New function for printing gimple sequence.
872 2009-11-09 Paul Brook <paul@codesourcery.com>
873 Daniel Jacobowitz <dan@codesourcery.com>
874 Sandra Loosemore <sandra@codesourcery.com>
876 * doc/extend.texi (Half-Precision): Update wording to reflect
877 that there are now multiple -mfpu options that enable fp16
879 * doc/invoke.texi: Update list of ARM -mfpu= options.
880 * config.gcc: Update ARM --with-fpu option list.
881 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
882 vfpv3xd and vfpv3xd-fp16.
883 (use_vfp_abi): New function.
884 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
886 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
887 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
888 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
889 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
891 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
893 (arm_print_operand): Handle 'p' modifier.
894 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
896 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
897 (TARGET_FP16): Define.
898 * config/arm/vfp.md: Disable double-precision patterns if the FPU
899 does not provide them.
900 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
901 double-precision values on a single-precision FPU.
902 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
903 double-precision constants.
904 (movhf_vfp_neon): New pattern (was movhf_vfp).
905 (movhf_vfp): Remove NEON instructions.
906 * config/arm/constraints.md: Add new "Dy" constraint for
907 double-precision constants. Update description of "Dv".
908 * config/arm/arm.md: Disable double-precision patterns if the FPU
909 does not provide them
911 2009-11-09 Jakub Jelinek <jakub@redhat.com>
913 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
914 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
917 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
919 * collect2.c (main): Search PLUGIN_LD for plugin linker.
921 * configure.ac (--with-plugin-ld): New. Default to ld.
922 * configure: Regenerated.
923 * config.in: Likewise.
925 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
926 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
928 2009-11-08 Jonathan Gray <jsg@openbsd.org>
930 * config/openbsd-stdint.h: Change to reflect what
931 c_common_nodes_and_builtins expects.
933 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
935 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
937 2009-11-08 Jakub Jelinek <jakub@redhat.com>
940 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
941 function contains at least one local dynamic name.
942 (print_operand) <case '&'>: Instead output operand lossage diagnostics
943 here if that happens.
945 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
946 Joern Rennecke <amylaar@spamcop.net>
948 * cfgrtl.c (pass_free_cfg): Add pass name.
949 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
950 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
951 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
952 * df-core.c (pass_df_initialize_no_opt): Likewise.
953 * except.c (pass_rtl_eh): Likewise.
954 * function.c (pass_init_function, pass_leaf_regs): Likewise.
955 * gcse.c (pass_rtl_pre): Change pass name.
956 * passes.c (pass_postreload): Add pass name.
957 (make_pass_instance): Don't use duplicate-tracking logic for
958 names starting with '*'.
959 (next_pass_1): Assert that pass has a name.
960 (register_one_dump_file): If there is an space in the name,
962 * predict.c (pass_strip_predict_hints): Add pass name.
963 * reg-stack.c (pass_stack_regs): Likewise.
964 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
965 * tree-cfg.c (pass_warn_function_return,
966 pass_warn_function_noreturn): Add pass name.
967 * tree-dfa.c (pass_referenced_vars): Likewise.
968 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
969 Fix whitespace before comment.
970 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
971 (pass_init_datastructures): Add pass name.
972 * tree-ssa-loop.c (pass_record_bounds): Likewise.
973 * tree-ssa.c (pass_early_warn_uninitialized,
974 pass_late_warn_uninitialized): Likewise.
975 * tree.c (pass_ipa_free_lang_data): Likewise.
976 * doc/passes.texi (pass manager): Document how to disambiguate
979 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
981 * df-problems.c: Fix documentation for forward simulation of LR.
982 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
983 (df_simulate_finalize_forwards): Remove.
984 * df.h (df_simulate_finalize_forwards): Remove.
986 2009-11-08 Richard Guenther <rguenther@suse.de>
988 * tree-ssa-structalias.c (build_succ_graph): Properly make
989 variables escape if they are stored to anything.
991 2009-11-08 Richard Guenther <rguenther@suse.de>
993 PR rtl-optimization/41928
994 * loop-invariant.c (free_loop_data): If we didn't allocate
995 loop data do not try to free it.
997 2009-11-07 Jason Merrill <jason@redhat.com>
999 * tree.c (reconstruct_complex_type): Preserve attributes.
1001 2009-11-07 Richard Guenther <rguenther@suse.de>
1003 * tree-ssa-structalias.c (build_succ_graph): Feed stores
1004 to anything only to variables that can take pointers.
1005 (get_constraint_for_ssa_var): Properly exclude full
1006 variables from expanding.
1007 (first_vi_for_offset): Avoid overflow in arithmetic.
1008 (first_or_preceding_vi_for_offset): Likewise.
1009 (count_num_arguments): Fix implementation.
1010 (gate_ipa_pta): Do not run when not optimizing.
1012 2009-11-07 David Binderman <dcb314@hotmail.com>
1014 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
1015 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
1016 set but not used variables.
1017 (apply_args_reg_offset): Comment out as unused.
1018 * calls.c (flags_from_decl_or_type): Likewise.
1019 * genautomata.c (check_regexp_units_distribution): Likewise.
1021 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
1024 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
1025 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
1026 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
1027 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
1028 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
1029 operand alternatives.
1031 2009-11-06 Michael Matz <matz@suse.de>
1034 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
1035 of a potential reciprocal to really be reciprocals.
1037 2009-11-06 Jakub Jelinek <jakub@redhat.com>
1039 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
1040 lwpintrin.h after immintrin.h.
1041 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
1045 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
1046 or non-constant index, allow index one past the last element and
1047 allow exceeding array bound in arrays that might be used as flexible
1050 2009-11-05 Richard Henderson <rth@redhat.com>
1052 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
1054 2009-11-05 Paul Brook <paul@codesourcery.com>
1056 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
1057 (arm_fpu_desc): New.
1058 (all_fpus): Add FPU details.
1059 (fp_model_for_fpu): Remove.
1060 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
1061 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
1062 (arm_file_start): Use arm_fpu_desc.
1063 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
1064 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
1066 (TARGET_FPA_EMU2): Define.
1067 (arm_fp_model, fputype, arm_fpu_tune): Remove.
1068 (vfp_reg_type, arm_fpu_desc): New.
1069 * config/arm/arm.md (attr fpu): Simplify.
1070 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
1071 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
1072 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
1073 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
1074 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
1076 2009-11-05 Michael Matz <matz@suse.de>
1078 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
1080 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
1083 2009-11-04 Jason Merrill <jason@redhat.com>
1086 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
1087 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
1088 (output_constant): Avoid crash after error.
1090 2009-11-05 Martin Jambor <mjambor@suse.cz>
1092 * tree-sra.c (struct access): Changed comment of next_sibling field.
1093 (analyze_modified_params): Loop over accesses of a group rather than
1094 over all with the ame base, pass a common bitmap to
1096 (unmodified_by_ref_scalar_representative): Build link lists of
1097 accesses of a group.
1098 (splice_param_accesses): Likewise.
1100 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
1102 * df-scan.c (df-uses-record): Add case zero_extract of mem.
1104 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
1108 * config/i386/i386.md (probe_stack): New expander.
1109 (logical operation peepholes): Do not split stack checking probes.
1111 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1112 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1114 * doc/invoke.texi (-mlwp): Add documentation.
1115 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
1116 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
1117 (x86_64-*-*): Ditto.
1118 * config/i386/lwpintrin.h: New file, provide x86 compiler
1119 intrinisics for LWP.
1120 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
1121 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
1122 * config/i386/i386-c.c (ix86_target_macros_internal): Check
1124 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
1125 * config/i386/i386.opt (-mlwp): New switch for LWP support.
1126 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
1127 (OPTION_MASK_ISA_LWP_UNSET): New.
1128 (ix86_handle_option): Handle -mlwp.
1129 (isa_opts): Handle -mlwp.
1130 (enum pta_flags): Add PTA_LWP.
1131 (override_options): Add LWP support.
1132 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
1133 (IX86_BUILTIN_LLWPCB32): Ditto.
1134 (IX86_BUILTIN_LLWPCB64): Ditto.
1135 (IX86_BUILTIN_SLWPCB16): Ditto.
1136 (IX86_BUILTIN_SLWPCB32): Ditto.
1137 (IX86_BUILTIN_SLWPCB64): Ditto.
1138 (IX86_BUILTIN_LWPVAL16): Ditto.
1139 (IX86_BUILTIN_LWPVAL32): Ditto.
1140 (IX86_BUILTIN_LWPVAL64): Ditto.
1141 (IX86_BUILTIN_LWPINS16): Ditto.
1142 (IX86_BUILTIN_LWPINS32): Ditto.
1143 (IX86_BUILTIN_LWPINS64): Ditto.
1144 (enum ix86_special_builtin_type): Add LWP intrinsic support.
1145 (builtin_description): Ditto.
1146 (ix86_init_mmx_sse_builtins): Ditto.
1147 (ix86_expand_special_args_builtin): Ditto.
1148 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
1150 (UNSPEC_SLWP_INTRINSIC): Ditto.
1151 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
1152 (UNSPECV_LWPINS_INTRINSIC): Ditto.
1153 (lwp_llwpcbhi1): New lwp pattern.
1154 (lwp_llwpcbsi1): Ditto.
1155 (lwp_llwpcbdi1): Ditto.
1156 (lwp_slwpcbhi1): Ditto.
1157 (lwp_slwpcbsi1): Ditto.
1158 (lwp_slwpcbdi1): Ditto.
1159 (lwp_lwpvalhi3): Ditto.
1160 (lwp_lwpvalsi3): Ditto.
1161 (lwp_lwpvaldi3): Ditto.
1162 (lwp_lwpinshi3): Ditto.
1163 (lwp_lwpinssi3): Ditto.
1164 (lwp_lwpinsdi3): Ditto.
1166 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1167 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1170 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
1173 2009-11-04 Richard Guenther <rguenther@suse.de>
1174 Rafael Avila de Espindola <espindola@google.com>
1176 * gcc.c (process_command): Handle arguments name@offset.
1178 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1179 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1181 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
1182 (x86_64-*-*): Ditto.
1183 * config/i386/xopintrin.h: New file, provide common x86 compiler
1184 intrinisics for XOP.
1185 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
1186 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
1187 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1189 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
1190 * config/i386/i386.opt (-mxop): New switch for XOP support.
1191 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
1192 (UNSPEC_XOP_TRUEFALSE)
1193 (UNSPEC_XOP_PERMUTE)
1194 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
1195 (PPERM_*): New constants for vpperm instruction.
1196 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
1197 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
1198 (OPTION_MASK_ISA_XOP_UNSET): New.
1199 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
1200 (ix86_handle_option): Handle -mxop.
1201 (isa_opts): Handle -mxop.
1202 (enum pta_flags): Add PTA_XOP.
1203 (override_options): Add XOP support.
1204 (print_operand): Add code for XOP compare instructions.
1205 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
1206 (ix86_expand_int_vcond): Extend for XOP compare instruction.
1208 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
1209 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
1210 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
1211 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
1212 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
1213 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
1214 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
1216 (IX86_BUILTIN_VPCMOV256): Ditto.
1217 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
1218 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
1219 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
1220 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
1221 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
1222 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
1224 (IX86_BUILTIN_VPPERM): Ditto.
1226 (IX86_BUILTIN_VPMACSSWW): Ditto.
1227 (IX86_BUILTIN_VPMACSWW): Ditto.
1228 (IX86_BUILTIN_VPMACSSWD): Ditto.
1229 (IX86_BUILTIN_VPMACSWD): Ditto.
1230 (IX86_BUILTIN_VPMACSSDD): Ditto.
1231 (IX86_BUILTIN_VPMACSDD): Ditto.
1232 (IX86_BUILTIN_VPMACSSDQL): Ditto.
1233 (IX86_BUILTIN_VPMACSSDQH): Ditto.
1234 (IX86_BUILTIN_VPMACSDQL): Ditto.
1235 (IX86_BUILTIN_VPMACSDQH): Ditto.
1236 (IX86_BUILTIN_VPMADCSSWD): Ditto.
1237 (IX86_BUILTIN_VPMADCSWD): Ditto.
1239 (IX86_BUILTIN_VPHADDBW): Ditto.
1240 (IX86_BUILTIN_VPHADDBD): Ditto.
1241 (IX86_BUILTIN_VPHADDBQ): Ditto.
1242 (IX86_BUILTIN_VPHADDWD): Ditto.
1243 (IX86_BUILTIN_VPHADDWQ): Ditto.
1244 (IX86_BUILTIN_VPHADDDQ): Ditto.
1245 (IX86_BUILTIN_VPHADDUBW): Ditto.
1246 (IX86_BUILTIN_VPHADDUBD): Ditto.
1247 (IX86_BUILTIN_VPHADDUBQ): Ditto.
1248 (IX86_BUILTIN_VPHADDUWD): Ditto.
1249 (IX86_BUILTIN_VPHADDUWQ): Ditto.
1250 (IX86_BUILTIN_VPHADDUDQ): Ditto.
1251 (IX86_BUILTIN_VPHSUBBW): Ditto.
1252 (IX86_BUILTIN_VPHSUBWD): Ditto.
1253 (IX86_BUILTIN_VPHSUBDQ): Ditto.
1255 (IX86_BUILTIN_VPROTB): Ditto.
1256 (IX86_BUILTIN_VPROTW): Ditto.
1257 (IX86_BUILTIN_VPROTD): Ditto.
1258 (IX86_BUILTIN_VPROTQ): Ditto.
1259 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1260 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1261 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1262 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1264 (IX86_BUILTIN_VPSHLB): Ditto.
1265 (IX86_BUILTIN_VPSHLW): Ditto.
1266 (IX86_BUILTIN_VPSHLD): Ditto.
1267 (IX86_BUILTIN_VPSHLQ): Ditto.
1268 (IX86_BUILTIN_VPSHAB): Ditto.
1269 (IX86_BUILTIN_VPSHAW): Ditto.
1270 (IX86_BUILTIN_VPSHAD): Ditto.
1271 (IX86_BUILTIN_VPSHAQ): Ditto.
1273 (IX86_BUILTIN_VFRCZSS): Ditto.
1274 (IX86_BUILTIN_VFRCZSD): Ditto.
1275 (IX86_BUILTIN_VFRCZPS): Ditto.
1276 (IX86_BUILTIN_VFRCZPD): Ditto.
1277 (IX86_BUILTIN_VFRCZPS256): Ditto.
1278 (IX86_BUILTIN_VFRCZPD256): Ditto.
1280 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1281 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1282 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1283 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1284 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1285 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1286 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1287 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1289 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1290 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1291 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1292 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1293 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1294 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1295 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1296 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1298 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1299 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1300 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1301 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1302 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1303 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1304 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1305 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1307 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1308 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1309 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1310 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1311 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1312 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1313 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1314 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1316 (IX86_BUILTIN_VPCOMEQB): Ditto.
1317 (IX86_BUILTIN_VPCOMNEB): Ditto.
1318 (IX86_BUILTIN_VPCOMLTB): Ditto.
1319 (IX86_BUILTIN_VPCOMLEB): Ditto.
1320 (IX86_BUILTIN_VPCOMGTB): Ditto.
1321 (IX86_BUILTIN_VPCOMGEB): Ditto.
1322 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1323 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1325 (IX86_BUILTIN_VPCOMEQW): Ditto.
1326 (IX86_BUILTIN_VPCOMNEW): Ditto.
1327 (IX86_BUILTIN_VPCOMLTW): Ditto.
1328 (IX86_BUILTIN_VPCOMLEW): Ditto.
1329 (IX86_BUILTIN_VPCOMGTW): Ditto.
1330 (IX86_BUILTIN_VPCOMGEW): Ditto.
1331 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1332 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1334 (IX86_BUILTIN_VPCOMEQD): Ditto.
1335 (IX86_BUILTIN_VPCOMNED): Ditto.
1336 (IX86_BUILTIN_VPCOMLTD): Ditto.
1337 (IX86_BUILTIN_VPCOMLED): Ditto.
1338 (IX86_BUILTIN_VPCOMGTD): Ditto.
1339 (IX86_BUILTIN_VPCOMGED): Ditto.
1340 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1341 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1343 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1344 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1345 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1346 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1347 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1348 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1349 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1350 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1352 (enum multi_arg_type): New enum for describing the various XOP
1353 intrinsic argument types.
1354 (bdesc_multi_arg): New table for XOP intrinsics.
1355 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1356 (ix86_expand_multi_arg_builtin): New function for creating XOP
1359 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1360 (xop_pmacsww): Ditto.
1361 (xop_pmacssww): Ditto.
1362 (xop_pmacsdd): Ditto.
1363 (xop_pmacssdd): Ditto.
1364 (xop_pmacssdql): Ditto.
1365 (xop_pmacssdqh): Ditto.
1366 (xop_pmacsdql): Ditto.
1367 (xop_pmacsdql_mem): Ditto.
1368 (xop_mulv2div2di3_low): Ditto.
1369 (xop_pmacsdqh): Ditto.
1370 (xop_pmacsdqh_mem): Ditto.
1371 (xop_mulv2div2di3_high): Ditto.
1372 (xop_pmacsswd): Ditto.
1373 (xop_pmacswd): Ditto.
1374 (xop_pmadcsswd): Ditto.
1375 (xop_pmadcswd): Ditto.
1376 (xop_pcmov_<mode>): Ditto.
1377 (xop_pcmov_<mode>256): Ditto.
1378 (xop_phaddbw): Ditto.
1379 (xop_phaddbd): Ditto.
1380 (xop_phaddbq): Ditto.
1381 (xop_phaddwd): Ditto.
1382 (xop_phaddwq): Ditto.
1383 (xop_phadddq): Ditto.
1384 (xop_phaddubw): Ditto.
1385 (xop_phaddubd): Ditto.
1386 (xop_phaddubq): Ditto.
1387 (xop_phadduwd): Ditto.
1388 (xop_phadduwq): Ditto.
1389 (xop_phaddudq): Ditto.
1390 (xop_phsubbw): Ditto.
1391 (xop_phsubwd): Ditto.
1392 (xop_phsubdq): Ditto.
1394 (rotl<mode>3): Ditto.
1395 (rotr<mode>3): Ditto.
1396 (xop_rotl<mode>3): Ditto.
1397 (xop_rotr<mode>3): Ditto.
1398 (vrotr<mode>3): Ditto.
1399 (vrotl<mode>3): Ditto.
1400 (xop_vrotl<mode>3): Ditto.
1401 (vlshr<mode>3): Ditto.
1402 (vashr<mode>3): Ditto.
1404 (xop_ashl<mode>3): Ditto.
1405 (xop_lshl<mode>3): Ditto.
1406 (ashlv16qi3): Ditto.
1407 (lshlv16qi3): Ditto.
1408 (ashrv16qi3): Ditto.
1410 (xop_frcz<mode>2): Ditto.
1411 (xop_vmfrcz<mode>2): Ditto.
1412 (xop_frcz<mode>2256): Ditto.
1413 (xop_maskcmp<mode>3): Ditto.
1414 (xop_maskcmp_uns<mode>3): Ditto.
1415 (xop_maskcmp_uns2<mode>3): Ditto.
1416 (xop_pcom_tf<mode>3): Ditto.
1418 * doc/invoke.texi (-mxop): Add documentation.
1419 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1421 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1424 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1425 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1426 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1428 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1431 * arm.md (peephole2 patterns for move and compare): New.
1433 2009-11-04 Nick Clifton <nickc@redhat.com>
1435 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1436 Make sure that it does not allow CONST_DOUBLEs.
1437 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1438 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1439 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1440 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1441 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1442 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1443 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1444 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1445 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1446 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1447 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1448 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1449 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1450 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1451 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1453 2009-11-04 Richard Guenther <rguenther@suse.de>
1455 PR tree-optimization/41919
1456 * tree-vrp.c (test_for_singularity): Properly compare values.
1458 2009-11-04 Revital Eres <eres@il.ibm.com>
1460 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1461 Consider peeling for alignment only for stores and remove
1462 redundant assignment.
1464 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1467 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1468 (m68k_ok_for_sibcall_p): Handle different result return locations.
1470 2009-11-04 Richard Guenther <rguenther@suse.de>
1472 * c-opts.c (c_common_post_options): Move LTO option processing
1474 * opts.c (decode_options): ... here.
1476 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1478 * c-common.c (fold_offsetof_1): Use %wd instead of
1479 HOST_WIDE_INT_PRINT_DEC.
1481 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1483 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1486 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1488 * config.gcc (vax-*-linux*): Keep the original contents of
1489 tmake_file while adding vax/t-linux.
1491 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1495 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1496 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1497 (STACK_CHECK_MOVING_SP): Likewise.
1498 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1499 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1500 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1501 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1502 Document PROBE_STACK.
1503 * explow.c (anti_adjust_stack_and_probe): New function.
1504 (allocate_dynamic_stack_space): Do not directly allocate space if
1505 STACK_CHECK_MOVING_SP, instead invoke above function.
1506 (emit_stack_probe): Handle probe_stack insn.
1507 (PROBE_INTERVAL): New macro.
1508 (STACK_GROW_OPTAB): Likewise.
1509 (STACK_GROW_OFF): Likewise.
1510 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1511 loop condition in the small constant case. Rewrite in the general
1512 case to be immune to wraparounds. Make sure the address of probes
1513 is valid. Try to use [base + disp] addressing mode if possible.
1514 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1515 checking is enabled and STACK_CHECK_MOVING_SP.
1516 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1517 return 1 for volatile references to the stack pointer.
1518 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1519 __builtin_alloca if stack checking is enabled.
1520 * unwind-dw2.c (uw_identify_context): Take into account whether the
1521 context is that of a signal frame or not.
1522 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1523 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1525 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1527 PR rtl-optimization/41917
1528 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1529 operand isn't known to be 0, return 1.
1531 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1533 * config/mips/mips.md: Fix typos.
1535 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1537 * doc/invoke.texi: Fix typo.
1539 2009-11-03 Paul Brook <paul@codesourcery.com>
1541 * config/arm/neon.ml (vectype): Add T_floatSF.
1542 (string_of_vectype): Ditto.
1543 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1544 (deftypes): Use float for float32_t.
1545 * config/arm/arm_neon.h: Regenerate.
1547 2009-11-03 Nick Clifton <nickc@redhat.com>
1548 Kevin Buettner <kevinb@redhat.com>
1550 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1551 order of expected registers.
1552 (rx_load_multiple_vector): Likewise.
1553 (rx_rtsd_vector): Likewise.
1554 * config/rx/rx.c (rx_cpu_type): New variable.
1555 (rx_print_operand): Fix bug printing 64-bit constant values.
1556 (rx_emit_stack_pushm): Reverse order of pushed registers.
1557 (gen_rx_store_vector): Likewise.
1558 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1560 (is_exception_func): Rename to is_interrupt_func and only accept
1561 "interrupt" as the attribute name.
1562 (rx_get_stack_layout): Use new function name.
1563 (rx_func_attr_inlinable): Likewise.
1564 (rx_attribute_table): Remove "exception".
1565 (rx_expand_prologue): If necessary push the accumulator register
1566 in the prologue of interrupt functions.
1567 (rx_expand_epilogue): If necessary pop the accumulator.
1568 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1569 (rx_expand_builtin_stz): Remove.
1570 (rx_expand_builtin_mvtipl): New function.
1571 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1572 (rx_expand_builtin): Likewise.
1573 (rx_enable_fpu): New variable.
1574 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1575 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1576 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1577 (enum rx_cpu_types): Define.
1578 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1579 (INCOMING_FRAME_SP_OFFSET): Define.
1580 (ARG_POINTER_CFA_OFFSET): Define.
1581 (FRAME_POINTER_CFA_OFFSET): Define.
1582 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1583 (ALLOW_RX_FPU_INSNS): Define.
1584 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1585 fast_math_flags_set_p.
1586 (UNSPEC_BUILTIN_MVTIPL): Define.
1587 (revl): Rename to bswapsi2.
1588 (bswaphi2): New pattern.
1589 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1590 (mvtaclo): Likewise.
1592 (mvtc): Remove clobber of cc0.
1595 * config/rx/rx.opt (mieee): Remove.
1600 (msave-acc-in-interrupts): Add.
1601 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1602 (MULTILIB_DIRS): Likewise.
1603 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1604 * doc/extend.texi: Remove description of "exception" function
1606 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1607 -msave-acc-in-interrupts options.
1609 2009-11-03 Richard Guenther <rguenther@suse.de>
1611 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1613 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1616 * c-common.c (fold_offsetof_1): Issue errors when the member
1617 designator of the offsetof expression is not legitimate.
1619 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1621 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1622 names instead of numerical constants.
1623 (sse_prologue_save): Ditto.
1624 (*sse_prologue_save_insn): Ditto.
1626 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1629 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1630 (TARGET_CALL_ESP): New define.
1631 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1633 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1634 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1635 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1637 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1638 New patterns, use "lsm" as operand 1 constraint.
1639 * config/i386/predicates.md (call_insn_operand): Depend on
1640 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1642 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1644 PR tree-optimization/41857
1645 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1646 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1648 * tree-ssa-address.c (move_hint_to_base): New function.
1649 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1650 address space associated with TYPE.
1651 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1652 most_expensive_mult_to_index. Call move_hint_to_base.
1653 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1654 TYPE to addr_to_parts.
1656 2009-11-02 Martin Jambor <mjambor@suse.cz>
1658 PR tree-optimization/41750
1659 * tree-sra.c (analyze_modified_params): Loop over all
1660 representatives of components of a parameter.
1662 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1664 PR tree-optimization/41841
1665 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1666 local variables of not yet materialized clones.
1669 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1670 for a VOIDmode variable.
1673 * c-pragma.c (visstack): Change into vector of ints rather than
1674 enum symbol_visibility.
1675 (push_visibility): Add kind argument, push default_visibility together
1677 (pop_visibility): Add kind argument, return true if successful, fail
1678 if visibility stack is empty or if stack top is of different kind.
1679 (handle_pragma_visibility): Don't check length of visstack, instead
1680 call pop_visibility and issue diagnostics if it failed. Pass 0
1681 as last argument to push_visibility and pop_visibility.
1682 * c-pragma.h (push_visibility): Add kind argument.
1683 (pop_visibility): Likewise. Return bool instead of void.
1685 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1687 * tree.def (TARGET_MEM_REF): Update comment.
1688 * alias.c (get_alias_set): Retrieve the original memory reference for
1689 a TARGET_MEM_REF before proceeding.
1691 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1693 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1694 frv_function_value_regno_p): New functions.
1695 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1696 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1697 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1698 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1700 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1702 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1703 new 'outgoing' argument.
1704 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1705 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1706 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1707 LIBCALL_VALUE): Remove.
1708 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1709 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1710 (mh10300_function_value_regno_p): Declare.
1712 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1714 * config/arm/cortex-a9.md: New - integer pipeline description.
1716 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1718 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1719 aborting if the sizes of the two references don't match.
1721 2009-10-31 Toon Moene <toon@moene.org>
1723 * ipa-inline.c (cgraph_decide_inlining):
1724 Include reason for not inlining called-once functions in dump file.
1726 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1728 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1729 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1730 (LINK_SPEC): BE_LINK_SPEC added.
1732 2009-10-30 Richard Guenther <rguenther@suse.de>
1735 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1737 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1739 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1740 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1743 2009-10-30 Martin Jambor <mjambor@suse.cz>
1745 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1747 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1750 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1751 first. Move assert on stack_alignment_estimated just before
1752 setting stack_realign_needed.
1753 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1754 Don't call update_stack_boundary.
1756 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1757 (verride_options): Don't check ix86_force_align_arg_pointer here.
1758 (ix86_function_ok_for_sibcall): Use it.
1759 (ix86_update_stack_boundary): Likewise.
1761 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1763 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1765 * arm.md (QHSI): New mode iterator.
1766 (movqi): If generating for thumb, then truncate any immediate to
1768 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1770 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1773 2009-10-29 Cary Coutant <ccoutant@google.com>
1776 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1777 locations in the source).
1778 (store_vcall_insn): New function.
1779 (lookup_vcall_insn): New function.
1780 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1781 (dwarf2out_copy_call_info): New function.
1782 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1783 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1784 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1785 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1786 (debug_nothing_rtx_rtx): New dummy hook.
1787 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1788 (xcoff_debug_hooks): Likewise.
1789 * sdbout.c (sdb_debug_hooks): Likewise.
1790 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1792 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1794 * doc/invoke.texi (mmcount-ra-address): Document new command line
1796 * config/mips/mips.opt (mmcount-ra-address): New option.
1797 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1799 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1801 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1802 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1804 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1805 mips_function_profiler.
1807 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1811 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1812 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1813 * optc-gen.awk (cl_target_option_restore): Include call to
1814 targetm.override_options_after_change.
1815 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1816 * target.h (override_options_after_change): New.
1817 * c-common.c (parse_optimize_options): Call
1818 targetm.override_options_after_change.
1819 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1820 (ia64_override_options_after_change): New.
1821 (ia64_override_options) Add call to above.
1823 2009-10-29 Michael Matz <matz@suse.de>
1825 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1826 (gate_convert_to_rsqrt): Ditto.
1827 (pass_convert_to_rsqrt): Ditto.
1828 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1829 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1832 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1834 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1836 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1839 2009-10-29 Martin Jambor <mjambor@suse.cz>
1841 PR tree-optimization/41775
1842 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1843 (generate_subtree_copies): Do not unshare agg.
1844 (load_assign_lhs_subreplacements): Do not unshare rhs.
1845 (sra_modify_assign): Do not unshare exprs.
1846 (propagate_subacesses_accross_link): Renamed to
1847 propagate_subaccesses_across_link.
1849 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1851 * arm.c (count_insns_for_constant): Rework to support counting for
1852 thumb2 immediates as well.
1853 (find_best_start): Split out from arm_gen_constant.
1854 (arm_gen_constant): Rework to support XOR with immediate.
1856 2009-10-29 Chao-ying Fu <fu@mips.com>
1858 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1860 (mips_expand_synci_loop): Use the length rtx to control the
1861 synci loop from the begin rtx that points to the first byte of
1864 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1866 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1868 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1870 * dbxout.c (dbxout_common_check): Accept non public trees.
1871 * dwarf2out.c (fortran_common): Accept non public trees.
1873 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1875 * common.opt (fuse-linker-plugin): New option.
1876 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1878 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1880 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1882 PR rtl-optimization/39715
1883 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1884 (gen_cstoresi_ltu_thumb1): New splitter.
1886 2009-10-28 Richard Guenther <rguenther@suse.de>
1890 * tree-ssa.c (useless_type_conversion_p): Do not treat
1891 conversions to pointers to incomplete types as useless.
1892 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1895 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1897 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1898 vt_expand_loc unnecessarily when location is not a register nor
1902 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1903 fields don't have DECL_NAME.
1906 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1907 call convert_memory_address on addr.
1910 * config/i386/i386.c (ix86_pic_register_p): Don't call
1911 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1913 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1915 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1916 a variable part from its REG, MEM or VALUE.
1918 2009-10-28 Richard Guenther <rguenther@suse.de>
1920 * gimple.c (gimple_get_alias_set): Fix comment typo.
1922 2009-10-28 Richard Guenther <rguenther@suse.de>
1924 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1925 (free_lang_data): Unconditionally compute alias sets for all
1926 standard integer types. Bail out if gate bailed out previously.
1927 Do not reset the types_compatible_p langhook.
1928 (gate_free_lang_data): Remove.
1929 (struct pass_ipa_free_lang_data): Enable unconditionally.
1930 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1933 2009-10-28 Richard Guenther <rguenther@suse.de>
1936 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1937 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1938 (call_may_clobber_ref_p_1): Likewise.
1939 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1940 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1942 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1944 PR rtl-optimization/41812
1947 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1949 * df-problems.c (df_md_scratch): New.
1950 (df_md_alloc, df_md_free): Allocate/free it.
1951 (df_md_local_compute): Only include live registers in init.
1952 (df_md_transfer_function): Prune the in-set computed by
1953 the confluence function, and the gen-set too.
1955 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1957 PR rtl-optimization/39715
1958 * combine.c (simplify_comparison): Use extensions to
1959 widen comparisons. Try an ANDing first.
1961 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1963 PR rtl-optimization/40741
1964 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1965 a small constant is cheap.
1966 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1967 force_reg on the LHS.
1968 (xorsi3): Likewise, and split the XOR if the constant is complex
1969 and not in Thumb mode.
1971 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1973 * expmed.c (emit_store_flag): Check costs before
1974 transforming to the opposite representation.
1976 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1978 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1979 cstore result to DImode.
1981 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1983 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1984 inside the unspec vector.
1986 2009-10-27 Richard Henderson <rth@redhat.com>
1988 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1990 2009-10-27 Richard Henderson <rth@redhat.com>
1993 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1994 eh_region_may_contain_throw; update users.
1995 (eh_region_may_contain_throw): New function.
1996 (lower_catch): Check flag_exceptions before creating exception region.
1997 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1998 (lower_cleanup): Tidy existing flag_exceptions check to match.
2000 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
2003 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
2004 * config/i386/mingw.opt: Add fset-stack-executable.
2005 * config/i386/i386.c (ix86_trampoline_init): Make call to
2006 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
2007 defined and its value is not zero.
2010 2009-10-27 Richard Guenther <rguenther@suse.de>
2012 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
2013 handle calls to externally visible functions like in regular mode.
2014 (create_variable_info_for): Do not create function infos here.
2015 (have_alias_info): Remove write-only variable.
2016 (solve_constraints): New function split out from common code
2017 in compute_points_to_sets and ipa_pta_execute.
2018 (compute_points_to_sets): Adjust.
2019 (ipa_pta_execute): Likewise. Handle clones and externally visible
2020 functions like in non-IPA mode.
2022 2009-10-27 Jakub Jelinek <jakub@redhat.com>
2025 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
2028 2009-10-27 Richard Guenther <rguenther@suse.de>
2030 * tree-complex.c (expand_complex_div_wide): Check for
2031 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
2033 2009-10-27 Revital Eres <eres@il.ibm.com>
2035 PR tree-optimization/40648
2036 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2037 Change decision of when to peel for alignment.
2039 2009-10-27 Richard Guenther <rguenther@suse.de>
2042 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
2044 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
2047 * fold-const.c (fold_binary_loc): Do not call
2048 protected_set_expr_location.
2050 2009-10-27 Wei Guozhi <carrot@google.com>
2053 * target.h (have_conditional_execution): Add a new target hook
2055 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
2056 * targhooks.h (default_have_conditional_execution): Likewise.
2057 * targhooks.c (default_have_conditional_execution): Likewise.
2058 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
2059 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
2060 (arm_have_conditional_execution): New function.
2061 * ifcvt.c (noce_process_if_block, find_if_header,
2062 cond_exec_find_if_block, dead_or_predicable): Change the usage of
2063 macro HAVE_conditional_execution to a target hook call.
2064 * recog.c (peephole2_optimize): Likewise.
2065 * sched-rgn.c (add_branch_dependences): Likewise.
2066 * final.c (asm_insn_count, final_scan_insn): Likewise.
2067 * bb-reorder.c (HAVE_conditional_execution): Remove it.
2069 2009-10-26 Ben Elliston <bje@au.ibm.com>
2070 Michael Meissner <meissner@linux.vnet.ibm.com>
2071 Ulrich Weigand <uweigand@de.ibm.com>
2073 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
2074 * config/spu/spu_cache.h: New file.
2076 * config/spu/cachemgr.c: New file.
2077 * config/spu/cache.S: New file.
2079 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
2080 (ADDR_SPACE_EA): Define.
2081 (TARGET_ADDR_SPACE_KEYWORDS): Define.
2082 * config/spu/spu.c (EAmode): New macro.
2083 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2084 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2085 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
2086 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2087 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2088 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2089 (TARGET_ASM_SELECT_SECTION): Likewise.
2090 (TARGET_ASM_UNIQUE_SECTION): Likewise.
2091 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
2092 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2093 (ea_symbol_ref): New function.
2094 (spu_legitimate_constant_p): Handle __ea qualified addresses.
2095 (spu_addr_space_legitimate_address_p): New function.
2096 (spu_addr_space_legitimize_address): Likewise.
2097 (cache_fetch): New global.
2098 (cache_fetch_dirty): Likewise.
2099 (ea_alias_set): Likewise.
2100 (ea_load_store): New function.
2101 (ea_load_store_inline): Likewise.
2102 (expand_ea_mem): Likewise.
2103 (spu_expand_mov): Handle __ea qualified memory references.
2104 (spu_addr_space_pointer_mode): New function.
2105 (spu_addr_space_address_mode): Likewise.
2106 (spu_addr_space_subset_p): Likewise.
2107 (spu_addr_space_convert): Likewise.
2108 (spu_section_type_flags): Handle "._ea" section.
2109 (spu_select_section): New function.
2110 (spu_unique_section): Likewise.
2111 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
2112 and __EA64__ predefined macros.
2113 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
2114 -matomic-updates switches.
2116 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
2117 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
2118 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
2119 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
2120 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
2121 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
2122 $(T)cache128k.o): Likewise.
2123 ($(T)libgcc_%.a): Likewise.
2125 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
2126 * config/spu/spu.opt (-mea32/-mea64): Add switches.
2127 (-maddress-space-conversion): Likewise.
2128 (-mcache-size=): Likewise.
2129 (-matomic-updates): Likewise.
2130 * doc/invoke.texi (-mea32/-mea64): Document.
2131 (-maddress-space-conversion): Likewise.
2132 (-mcache-size=): Likewise.
2133 (-matomic-updates): Likewise.
2135 2009-10-26 Ben Elliston <bje@au.ibm.com>
2136 Michael Meissner <meissner@linux.vnet.ibm.com>
2137 Ulrich Weigand <uweigand@de.ibm.com>
2139 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
2141 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
2142 defined, add the named address space keywords.
2143 (c_addr_space_name): New function.
2144 (complete_array_type): Preserve named address space.
2145 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
2146 instead of targetm.valid_pointer_mode.
2148 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
2149 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
2150 (ADDR_SPACE_KEYWORD): New macro.
2151 (c_addr_space_name): Add prototype.
2153 * c-tree.h (struct c_declspecs): Add address_space member.
2154 (declspecs_add_addrspace): Add prototype.
2156 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
2158 * c-parser.c (c_parse_init): Add assertion.
2159 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
2160 (c_lex_one_token): Handle address space keywords.
2161 (c_token_starts_typename): Likewise.
2162 (c_token_starts_declspecs): Likewise.
2163 (c_parser_declspecs): Likewise.
2164 (c_parser_postfix_expression_after_paren_type): Diagnose compound
2165 literal within function qualified with named address space.
2167 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
2168 address space qualifiers.
2169 (shadow_tag_warned): Warn about useless address space qualifiers.
2170 (quals_from_declspecs): Handle address space qualifiers.
2171 (grokdeclarator): Likewise.
2172 (build_null_declspecs): Likewise.
2173 (declspecs_add_addrspace): New function.
2175 * c-typeck.c (addr_space_superset): New function.
2176 (qualify_type): Handle named address spaces.
2177 (composite_type): Likewise.
2178 (common_pointer_type): Likewise.
2179 (comp_target_types): Likewise.
2180 (build_conditional_expr): Likewise.
2181 (handle_warn_cast_qual): Likewise.
2182 (build_c_cast): Likewise.
2183 (convert_for_assignment): Likewise.
2184 (build_binary_op): Likewise.
2185 (pointer_diff): Handle named address spaces. Use intermediate
2186 integer type of sufficient size if required.
2188 2009-10-26 Ben Elliston <bje@au.ibm.com>
2189 Michael Meissner <meissner@linux.vnet.ibm.com>
2190 Ulrich Weigand <uweigand@de.ibm.com>
2192 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
2193 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2194 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2196 * target.h (struct target_def): Add pointer_mode, address_mode,
2197 and valid_pointer_mode to addr_space substructure.
2198 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2199 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2200 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2201 (TARGET_ADDR_SPACE_HOOKS): Add them.
2202 * targhooks.c (target_default_pointer_address_modes_p): New function.
2203 * target.h (target_default_pointer_address_modes_p): Add prototype.
2204 * targhooks.c (default_addr_space_pointer_mode): New function.
2205 (default_addr_space_address_mode): Likewise.
2206 (default_addr_space_valid_pointer_mode): Likewise.
2207 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
2208 (default_addr_space_address_mode): Likewise.
2209 (default_addr_space_valid_pointer_mode): Likewise.
2210 * output.h (default_valid_pointer_mode): Move to ...
2211 * targhooks.h (default_valid_pointer_mode): ... here.
2212 * varasm.c (default_valid_pointer_mode): Move to ...
2213 * targhooks.c (default_valid_pointer_mode): ... here.
2215 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
2216 instead of targetm.valid_pointer_mode.
2218 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
2219 * tree.c (integer_pow2p): Likewise.
2220 (tree_log2): Likewise.
2221 (tree_floor_log2): Likewise.
2222 (signed_or_unsigned_type_for): Support pointer type of different size.
2223 (int_or_pointer_precision): New function.
2224 * tree.h (int_or_pointer_precision): Add prototype.
2225 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
2226 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
2227 incoming pointer type instead of POINTER_SIZE.
2229 * tree.c (build_pointer_type): Use appropriate pointer mode
2230 instead of ptr_mode.
2231 (build_reference_type): Likewise.
2232 * expr.c (store_expr): Likewise.
2233 (expand_expr_addr_expr): Likewise.
2234 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
2235 * cfgexpand.c (expand_debug_expr): Likewise.
2237 * auto-inc-dec.c: Include "target.h".
2238 (try_merge): Use appropriate address mode instead of Pmode.
2239 (find_inc): Likewise.
2240 * combine.c (find_split_point): Likewise.
2241 * cselib.c (cselib_record_sets): Likewise.
2242 * dse.c (replace_inc_dec): Likewise.
2243 (canon_address): Likewise.
2244 * var-tracking.c (replace_expr_with_values): Likewise.
2245 (count_uses): Likewise.
2246 (add_uses): Likewise.
2247 (add_stores): Likewise.
2248 * emit-rtl.c: Include "target.h".
2249 (adjust_address_1): Use appropriate address mode instead of Pmode.
2250 (offset_address): Likewise.
2251 * explow.c (break_out_memory_refs): Likewise.
2252 (memory_address_addr_space): Likewise.
2253 (promote_mode): Likewise.
2254 * expr.c (move_by_pieces): Likewise.
2255 (emit_block_move_via_loop): Likewise.
2256 (store_by_pieces): Likewise.
2257 (store_by_pieces_1): Likewise.
2258 (expand_assignment): Likewise.
2259 (store_constructor): Likewise.
2260 (expand_expr_addr_expr): Likewise.
2261 (expand_expr_real_1): Likewise.
2262 * cfgexpand.c (expand_debug_expr): Likewise.
2263 * ifcvt.c (noce_try_cmove_arith): Likewise.
2264 * regcprop.c (kill_autoinc_value): Likewise.
2265 * regmove.c (try_auto_increment): Likewise.
2266 * reload.c (find_reloads): Likewise.
2267 (find_reloads_address): Likewise.
2268 (find_reloads_address_1): Likewise.
2269 * sched-deps.c: Include "target.h".
2270 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2271 (sched_analyze_2): Likewise.
2272 * sel-sched-dump.c: Include "target.h".
2273 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2274 * stor-layout.c (layout_type): Likewise.
2275 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2276 (multiplier_allowed_in_address_p): Likewise.
2277 (get_address_cost): Likewise.
2278 * varasm.c (make_decl_rtl): Likewise.
2280 * expr.c (expand_assignment): Always convert offsets to appropriate
2282 (store_expr): Likewise.
2283 (store_constructor): Likewise.
2284 (expand_expr_real_1): Likewise.
2286 * reload.h (form_sum): Add MODE argument.
2287 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2288 Update recursive calls.
2289 (subst_indexed_address): Update calls to form_sum.
2291 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2292 * tree-ssa-address.c: Include "target.h".
2293 (templates): Replace by ...
2294 (mem_addr_template_list): ... this new vector.
2295 (TEMPL_IDX): Handle address space numbers.
2296 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2297 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2298 instead of global cache. Update call to gen_addr_rtx.
2299 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2300 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2302 * rtl.h (convert_memory_address_addr_space): Add prototype.
2303 (convert_memory_address): Define as macro.
2304 * explow.c (convert_memory_address): Rename to ...
2305 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2306 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2307 Update recursive calls.
2308 (memory_address_addr_space): Call convert_memory_address_addr_space.
2309 * expmed.c (make_tree): Likewise.
2310 * expr.c (expand_assignment): Likewise.
2311 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2312 (expand_expr_addr_expr): Likewise. Also, update call.
2314 * alias.c (find_base_value): Guard pointer size optimizations.
2315 (find_base_term): Likewise.
2316 * rtlanal.c (nonzero_bits1): Likewise.
2317 (num_sign_bit_copies1): Likewise.
2318 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2320 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2321 (emit-rtl.o): Likewise.
2322 (auto-inc-dec.o): Likewise.
2323 (sched-deps.o): Likewise.
2325 2009-10-26 Ben Elliston <bje@au.ibm.com>
2326 Michael Meissner <meissner@linux.vnet.ibm.com>
2327 Ulrich Weigand <uweigand@de.ibm.com>
2329 * doc/extend.texi (Named Address Spaces): New section.
2330 * coretypes.h (addr_space_t): New type.
2331 (ADDR_SPACE_GENERIC): New define.
2332 (ADDR_SPACE_GENERIC_P): New macro.
2334 * doc/tm.texi (Named Address Spaces): New section.
2335 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2336 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2337 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2338 (TARGET_ADDR_SPACE_CONVERT): Document.
2339 * target.h (struct gcc_target): Add addr_space substructure.
2340 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2341 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2342 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2343 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2344 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2345 (TARGET_INITIALIZER): Initialize addr_space hooks.
2346 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2347 (default_addr_space_legitimize_address): Likewise.
2348 (default_addr_space_subset_p): Likewise.
2349 (default_addr_space_convert): Likewise.
2350 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2351 (default_addr_space_legitimize_address): Likewise.
2352 (default_addr_space_subset_p): Likewise.
2353 (default_addr_space_convert): Likewise.
2355 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2356 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2357 (MEM_ADDR_SPACE): New macro.
2358 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2359 address space memory attribute.
2360 (mem_attrs_htab_hash): Handle address space memory attribute.
2361 (mem_attrs_htab_eq): Likewise.
2362 (set_mem_attributes_minus_bitpos): Likewise.
2363 (set_mem_alias_set): Likewise.
2364 (set_mem_align): Likewise.
2365 (set_mem_expr): Likewise.
2366 (set_mem_offset): Likewise.
2367 (set_mem_size): Likewise.
2368 (adjust_address_1): Likewise.
2369 (offset_address): Likewise.
2370 (widen_memoy_address): Likewise.
2371 (get_spill_slot_decl): Likewise.
2372 (set_mem_attrs_for_spill): Likewise.
2373 (set_mem_addr_space): New function.
2374 * emit-rtl.h (set_mem_addr_space): Add prototype.
2375 * print-rtl.c (print_rtx): Print address space memory attribute.
2376 * expr.c (expand_assignment): Set address space memory attribute
2377 of generated MEM RTXes as appropriate.
2378 (expand_expr_real_1): Likewise.
2379 * cfgexpand.c (expand_debug_expr): Likewise.
2380 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2382 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2383 size of "spare" bitfield.
2384 (TYPE_ADDR_SPACE): New macro.
2385 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2386 (DECODE_QUAL_ADDR_SPACE): Likewise.
2387 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2388 (KEEP_QUAL_ADDR_SPACE): Likewise.
2389 (TYPE_QUALS): Encode type address space.
2390 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2391 * tree.c (set_type_quals): Set type address space.
2392 (build_array_type): Inherit array address space from element type.
2393 * print-tree.c (print_node_brief): Print type address space.
2394 (print_node): Likewise.
2395 * tree-pretty-print.c (dump_generic_node): Likewise.
2397 * explow.c (memory_address): Rename to ...
2398 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2399 Use address-space aware variants of memory address routines.
2400 * recog.c (memory_address_p): Rename to ...
2401 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2402 Use address-space aware variants of memory address routines.
2403 (offsettable_address_p): Rename to ...
2404 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2405 Use address-space aware variants of memory address routines.
2406 * reload.c (strict_memory_address_p): Rename to ...
2407 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2408 Use address-space aware variants of memory address routines.
2409 (maybe_memory_address_p): Rename to ...
2410 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2411 Use address-space aware variants of memory address routines.
2412 * expr.h (memory_address_addr_space): Add prototype.
2413 (memory_address): Define as macro.
2414 * recog.h (memory_address_addr_space_p): Add prototype.
2415 (memory_address_p): Define as macro.
2416 (offsettable_address_addr_space_p): Add prototype.
2417 (offsettable_address_p): Define as macro.
2418 (strict_memory_address_addr_space_p): Add prototype.
2419 (strict_memory_address_p): Define as macro.
2421 * combine.c (find_split_point): Use address-space aware variants
2422 of memory address routines.
2423 * emit-rtl.c (operand_subword): Likewise.
2424 (change_address_1): Likewise.
2425 (adjust_address_1): Likewise.
2426 (offset_address): Likewise.
2427 * expr.c (emit_move_insn): Likewise.
2428 (expand_assignment): Likewise.
2429 (expand_expr_real_1): Likewise.
2430 * recog.c (verify_changes): Likewise.
2431 (general_operand): Likewise.
2432 (offsettable_memref_p): Likewise.
2433 (offsettable_nonstrict_memref_p): Likewise.
2434 (constrain_operands): Likewise.
2435 * reload.c (get_secondary_mem): Likewise.
2436 (find_reloads_toplev): Likewise.
2437 (find_reloads_address): Likewise.
2438 (find_reloads_subreg_address): Likewise.
2439 * reload1.c (reload): Likewise.
2440 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2441 * rtl.h (address_cost): Add ADDRSPACE argument.
2442 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2443 aware variant of memory address routines.
2444 * loop-invariant.c (create_new_invariant): Update address_cost call.
2445 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2446 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2447 Use address-space aware variant of memory address routines.
2448 (propagate_rtx_1): Update call to should_replace_address.
2449 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2451 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2452 ADDRSPACE argument. Use per-address-space instead of global cache.
2453 Use address-space aware variant of memory address routines.
2454 (get_address_cost): Likewise.
2455 (get_computation_cost_at): Update calls.
2456 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2457 Use address-space aware variant of memory address routines.
2458 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2459 (most_expensive_mult_to_index): Update call to
2460 multiplier_allowed_in_address_p.
2462 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2463 attribute to indicate named address spaces.
2465 * varasm.c (get_variable_section): DECLs in named address spaces
2468 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2469 for addresses in a non-generic address space.
2471 * expr.c (emit_block_move_hints): Do not use libcalls for
2472 memory in non-generic address spaces.
2473 (clear_storage_hints): Likewise.
2474 (expand_assignment): Likewise.
2476 * fold-const.c (operand_equal_p): Expressions refering to different
2477 address spaces are not equivalent.
2479 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2480 spaces are not equivalent.
2481 (rtx_equal_p): Likewise.
2482 * cse.c (exp_equiv_p): Likewise.
2483 * jump.c (rtx_renumbered_equal_p): Likewise.
2484 * reload.c (operands_match_p): Likewise.
2486 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2487 address spaces may alias.
2488 (true_dependence): Likewise.
2489 (canon_true_dependence): Likewise.
2490 (write_dependence_p): Likewise.
2492 * dse.c (canon_address): Handle named address spaces.
2493 * ifcvt.c (noce_try_cmove_arith): Likewise.
2495 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2496 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2497 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2498 to handle conversions between different address spaces.
2499 * fold-const.c (fold_convert_loc): Likewise.
2500 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2501 * tree-pretty-print.c (dump_generic_node): Likewise.
2502 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2503 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2504 * tree-inline.c (estimate_operator_cost): Likewise.
2505 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2506 to different address spaces are not useless.
2508 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2511 * cfgcleanup.c (trivially_empty_bb_p): New function.
2512 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2515 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2516 add_name_and_src_coords_attributes, gen_namespace_die,
2517 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2519 2009-10-26 Nick Clifton <nickc@redhat.com>
2521 * config.gcc: Add support for RX target.
2522 * config/rx: New directory.
2523 * config/rx/constraints.md: New file.
2524 * config/rx/predicates.md: New file.
2525 * config/rx/rx.c: New file.
2526 * config/rx/rx.h: New file.
2527 * config/rx/rx.md: New file.
2528 * config/rx/rx.opt: New file.
2529 * config/rx/rx-protos.h: New file.
2530 * config/rx/t-rx: New file.
2531 * doc/extend.texi: Document RX function attributes.
2532 * doc/invoke.texi: Document RX specific command line options.
2533 * doc/contrib.texi: Document RX contribution.
2534 * doc/md.texi: Document RX constraints.
2535 * doc/install.texi: Document RX support.
2537 2009-10-26 Michael Matz <matz@suse.de>
2539 PR tree-optimization/41783
2540 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2541 case for simple diamonds.
2542 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2543 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2544 argument, use alias oracle to skip some vdefs.
2545 (phi_translate_1): Change call to above, don't allocate new
2546 value ids if they can stay the same.
2547 (compute_avail): Allow vuse walking when looking up references.
2549 2009-10-26 Richard Guenther <rguenther@suse.de>
2551 PR tree-optimization/41826
2552 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2553 access to re-allocated vector fields.
2555 2009-10-26 Richard Guenther <rguenther@suse.de>
2557 * graphite-sese-to-poly.c (check_poly_representation): Fix
2558 compile without checking.
2560 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2563 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2564 * gimplify.c (tree_should_carry_location_p,
2565 tree_annotate_one_with_location,tree_annotate_all_with_location):
2566 Remove obsolete functions.
2568 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2571 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2573 2009-10-25 Richard Guenther <rguenther@suse.de>
2575 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2576 Stream DECL_RESTRICTED_P.
2577 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2579 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2581 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2582 a note when expanding to nothing.
2584 2009-10-25 Richard Guenther <rguenther@suse.de>
2587 * tree.c (find_decls_types_r): Deal with Java overloading
2588 BINFO_VIRTUALS for its own purpose.
2590 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2592 * config/mips/predicates.md (hilo_operand): New predicate.
2593 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2594 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2595 splitter part from here ...:
2596 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2597 op0 and op4 to match the DINS case.
2598 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2600 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2603 * avr.md (QIDI): Add new mode iterator.
2604 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2605 patterns for all QI thru DI modes combinations.
2606 (sbrx_and_branch<mode>): Create new and based bit test and jump
2607 patterns for QI thru SI modes.
2608 avr.c (avr_out_sbxx_branch): Use only bit number.
2610 2009-10-24 Jan Hubicka <jh@suse.cz>
2612 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2614 (analyze_function): When analyzing noreturn nothrow call, do not
2615 compute written stats; free bitmaps of vars early if possible.
2616 (generate_summary): Only update bitmaps if computed.
2617 (propagate): Only dump bitmaps if computed.
2618 (ipa_reference_read_summary): Fix pasto.
2620 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2622 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2623 (aliasing_component_refs_p): ...this. Return true if there is no
2624 common base and the base access types have the same alias set.
2625 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2626 (indirect_refs_may_alias_p): Likewise.
2628 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2631 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2632 a C_MAYBE_CONST_EXPR.
2634 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2637 * config/rs6000/rs6000.c (struct machine_function): Add
2638 vsx_or_altivec_used_p to record if vector types are used.
2639 (rs6000_expand_to_rtl_hook): Rename from
2640 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2641 any vector operations, so if there are, we can set VRSAVE to
2642 non-zero when only floating point vector registers are used.
2643 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2644 (rs6000_check_vector_mode): Inner function to check if vector
2645 types are used in the code.
2646 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2647 vector instructions are used.
2649 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2650 Indicate that VSX registers which overlap floating point
2651 registers, can't be used across a call, since the ABI only states
2652 the scalar part of the register will be saved and restored.
2654 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2657 * alias.c (get_alias_set): Call langhook before returning 0 for
2658 types with structural equality.
2659 * c-common.c (c_common_get_alias_set): Use alias set of element
2660 type for arrays with structural comparison.
2662 2009-10-23 Richard Guenther <rguenther@suse.de>
2665 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2666 gimple_call_nothrow_p.
2668 2009-10-23 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/41778
2671 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2672 redundancy along a path in the CFG we want to optimize for speed
2673 is going to be removed.
2674 (execute_pre): Do partial-PRE only if the function is to be
2675 optimized for speed.
2676 (gate_pre): Do not turn off all of PRE when not optimizing a
2679 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2681 * builtins.c (fold_builtin_cabs): Use validate_arg().
2682 (fold_builtin_cexp): Fix if-logic.
2683 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2685 2009-10-22 Jeff Law <law@redhat.com>
2687 * ira-lives.c (process_single_reg_class_operands): Update the
2688 hard reg costs for all the hard registers desired by the
2689 single reg class operand.
2691 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2693 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2694 for rtxes that aren't handled specially.
2696 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2698 * rtl.h (shallow_copy_rtvec): Declare.
2699 * rtl.c (shallow_copy_rtvec): New function.
2700 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2701 rtx field if the subrtx has changed.
2703 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2705 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2706 (m32c_function_value): Make static, add new 'outgoing' argument.
2707 (m32c_libcall_value): Make static, add new 'fun' argument.
2708 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2709 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2710 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2711 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2712 (m32c_function_value, m32c_libcall_value): Delete declaration.
2714 2009-10-22 Diego Novillo <dnovillo@google.com>
2716 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2718 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2720 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2723 2009-10-22 Richard Guenther <rguenther@suse.de>
2725 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2726 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2727 (lto_symtab_merge): Do not merge cgraph nodes here.
2728 (lto_symtab_resolve_can_prevail_p): Simplify.
2729 (lto_symtab_resolve_symbols): Store cgraph node.
2730 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2731 functions from the symtab.
2732 (lto_symtab_merge_cgraph_nodes_1): New function.
2733 (lto_symtab_merge_cgraph_nodes): Likewise.
2735 2009-10-22 Richard Guenther <rguenther@suse.de>
2738 * lto-streamer-out.c (lto_output_location): Stream the
2740 * lto-streamer-in.c (lto_input_location): Likewise.
2742 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2744 * cfgloopmanip.c (duplicate_subloops): Export.
2745 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2746 (transform_to_exit_first_loop): Duplicate bbs starting from
2747 header up to loop->latch instead of exit->src.
2748 Initialize control variable to the correct number of iterations.
2749 (gather_scalar_reductions): Do not register double reductions.
2750 (parallelize_loops): Dump which loop is tested.
2751 Indicate whether the parallelized loop is inner or not.
2752 Remove the innermost-loop requirement.
2753 * cfgloop.h (duplicate_subloops): Export.
2754 * tree-cfg.c (add_phi_args_after_redirect): New function.
2755 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2756 Call duplicate_subloops.
2757 Update number of iterations at the exit condition.
2758 Don't redirect nexits always to the loop exit.
2759 Redirect copied edges from latch to the loop exit.
2761 2009-10-22 Jan Hubicka <jh@suse.cz>
2763 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2765 * ipa-inline.c (cgraph_mark_inline_edge,
2766 cgraph_decide_inlining_of_small_function,
2767 cgraph_decide_inlining, inline_read_summary): Disable indirect
2768 inlining for WPA for time being.
2770 PR tree-optimize/40556
2771 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2773 2009-10-22 Richard Guenther <rguenther@suse.de>
2775 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2776 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2778 2009-10-22 Jan Hubicka <jh@suse.cz>
2781 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2783 (check_call): Handle only indirect calls.
2784 (propagate_bits): Update comment.
2785 (write_node_summary_p): Turn bogus check to assert.
2786 (ipa_reference_write_summary): Stream calls_read_all properly.
2787 (ipa_reference_read_summary): Stream in calls_read_all properly.
2788 (read_write_all_from_decl): New function.
2789 (propagate): Handle OVERWRITABLE nodes and external calls here.
2790 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2792 (analyze_function): Do not check visibility here.
2793 (add_new_function): We summary OVERWRITABLE too.
2794 (generate_summary): Stream OVERWRITABLE nodes too.
2795 (propagate): Handle external calls and OVERWRITABLE nodes here.
2796 (local_pure_const): Check visibility here.
2798 2009-10-22 Jan Hubicka <jh@suse.cz>
2800 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2801 (pass_ipa_cp): Register them.
2802 (ipcp_init_stage): Analyze all functions for whopr/lto.
2803 (ipcp_propagate_stage): Skip external calls.
2804 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2805 * ipa-reference.c (write_node_summary_p): Fix thinko about
2807 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2808 when in ltrans, skip executing of ipa passes since everything
2809 should've been done.
2810 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2811 (inline_generate_summary): Likewise.
2812 (inline_read_summary): New function.
2813 (inline_write_summary): New function.
2814 (pass_ipa_inline): Register new hooks.
2815 * ipa-prop.c: Inlcude lto-streamer.h
2816 (ipa_edge_args_vector): Update declaration.
2817 (ipa_count_arguments, ipa_compute_jump_functions,
2818 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2819 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2820 ipa_read_node_info): New static functions.
2821 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2822 (duplicate_array): Use xmalloc.
2823 (duplicate_ggc_array): New.
2824 (ipa_edge_duplication_hook): Use it.
2825 (ipa_update_after_lto_read): New function.
2826 * ipa-prop.h (ipa_prop_write_jump_functions,
2827 ipa_prop_read_jump_functions): Declare.
2828 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2829 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2830 (ipa_edge_args_vector): Move into GGC.
2831 (ipa_check_create_edge_args): Update.
2832 (ipa_update_after_lto_read): New.
2833 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2835 (ipa_read_summaries): When in ltrans, so not read summaries.
2836 * lto-streamer.c (lto_get_section_name): Add
2837 LTO_section_jump_functions.
2838 * lto-streamer.h (LTO_section_jump_functions): New section.
2839 (produce_asm): Declare.
2840 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2841 * lto-streamer-out.c (produce_asm): Export.
2842 * lto-streamer-in.c: Include tree-pass.h
2843 (input_function): Free dominance info when done.
2844 (lto_read_body): Push ipa_inline in ltrans stage.
2845 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2846 * Makefile.in (GTFILES): Add ipa-prop.h
2848 2009-10-22 Matthias Klose <doko@ubuntu.com>
2850 * doc/install.texi: Document --enable-browser-plugin.
2852 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2854 * doc/invoke.texi (fira-loop-pressure): Update default value.
2855 * opts.c (decode_options): Remove default value setting for
2856 flag_ira_loop_pressure.
2857 * config/ia64/ia64.c (ia64_override_options): Set
2858 flag_ira_loop_pressure up for -O3.
2859 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2861 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2863 PR tree-optimization/41497
2864 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2865 chrec_dont_know if the evolution function returned by follow_ssa_edge
2866 is constant in the analyzed loop and is not compatible with the
2867 initial value before the loop.
2868 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2870 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2872 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2874 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2877 * doc/invoke.texi: Document -print-multi-os-directory.
2879 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2882 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2883 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2884 when darwin_emit_unwind_label is used.
2886 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2888 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2891 2009-10-20 Richard Henderson <rth@redhat.com>
2893 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2894 before emit_post_landing_pad.
2896 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2898 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2899 Use when calling rtx_costs.
2900 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2901 global optimize_size. Pass speed to mips_binary_cost.
2903 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2905 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2908 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2910 * rtl.h (simplify_replace_fn_rtx): Declare.
2911 (wrap_constant, unwrap_constant): Delete.
2912 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2913 (expand_debug_expr): Don't call wrap_constant.
2914 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2915 (auto_adjust_pair): Fold into...
2916 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2917 Just return a new value.
2918 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2919 otherwise use simplify_replace_rtx.
2920 * cselib.c (wrap_constant): Reinstate old definition.
2921 (cselib_expand_value_rtx_1): Don't wrap constants.
2922 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2923 simplify_replace_rtx.
2924 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2925 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2926 Use simplify_replace_rtx.
2927 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2929 (simplify_replace_rtx): ...here. Turn into a wrapper for
2930 simplify_replace_fn_rtx.
2931 (simplify_unary_operation): Don't unwrap CONSTs.
2932 * var-tracking.c (check_wrap_constant): Delete.
2933 (vt_expand_loc_callback): Don't call it.
2934 (vt_expand_loc): Likewise.
2936 2009-10-20 Pascal Obry <obry@adacore.com>
2937 Eric Botcazou <ebotcazou@adacore.com>
2939 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2941 2009-10-20 Michael Matz <matz@suse.de>
2943 * loop-invariant.c (create_new_invariant): Use different magic number.
2945 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2948 * arm.c (arm_override_options): Forcibly disable hot/cold block
2951 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2954 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2957 2009-10-20 Richard Guenther <rguenther@suse.de>
2959 * ggc-page.c: Include cfgloop.h.
2960 (struct max_alignment): Drop long double, add void *.
2961 (extra_order_size_table): Add low non-power-of-two multiples
2962 of MAX_ALIGNMENT. Drop small type-based entries, add
2963 tree_type, cgraph_node and loop.
2964 * alloc-pool.c (struct allocation_object_def): Drop long double
2967 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2970 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2971 referenced just in DEBUG_INSNs.
2973 2009-10-20 Richard Guenther <rguenther@suse.de>
2976 * gimple.c (gimple_register_type): Make sure we register
2977 the types main variant first.
2979 2009-10-20 Richard Guenther <rguenther@suse.de>
2981 * gimple.c (gimple_types_compatible_p): Simplify. Move
2982 cheap checks before hashtable queries. Add checks for
2983 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2985 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2987 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2988 without size or with size that can't be represented as a host integer.
2990 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2992 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2993 the removal of a debug stmt as a significant change.
2995 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2997 * config/s390/s390.md: Added agen condition to operand
2998 forwarding bypasses. Added bypass for early address generation
2999 use of int results. Updated comments.
3001 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3003 * config/i386/i386.c: Remove signal.h #include.
3005 2009-10-20 Jie Zhang <jie.zhang@analog.com>
3007 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
3008 * doc/rtl.texi: Document ss_abs.
3010 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3012 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
3013 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
3014 instead of C_LEX_RAW_STRINGS.
3015 (lex_string): Handle CPP_UTF8STRING.
3016 * c-parser.c (c_parser_postfix_expression): Likewise.
3017 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
3018 (C_LEX_STRING_NO_JOIN): ... this.
3020 2009-10-19 Anatoly Sokolov <aesok@post.ru>
3022 * config/cris/cris.c (cris_function_value, cris_libcall_value,
3023 cris_function_value_regno_p): New functions.
3024 (cris_promote_function_mode): Update comment.
3025 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3026 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3027 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
3028 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
3030 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3032 * unwind-dw2.c (execute_stack_op): Fix operand order for
3033 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
3035 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
3037 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
3038 (lower_stmt) <GIMPLE_BIND>: Add comment.
3039 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
3041 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
3042 Otherwise lower it and set cannot_fallthru to true.
3043 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
3044 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
3045 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
3046 to true for a noreturn call. Do not remove statements.
3047 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
3048 Set cannot_fallthru to false on function exit.
3049 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
3050 <GIMPLE_ASSIGN>: Remove.
3052 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3054 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
3056 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3058 * config/s390/s390.c (s390_z10_optimize_cmp): Use
3059 next/prev_active_insn to skip DEBUG_INSNs as well.
3061 2009-10-19 Joseph Myers <joseph@codesourcery.com>
3063 * config/arm/arm.c (output_move_neon): Use DImode in call to
3066 2009-10-19 Matthias Klose <doko@ubuntu.com>
3069 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
3071 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3073 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
3075 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3078 * optabs.c (expand_binop): Make mode of shift count expression mode
3079 of shift count not target.
3082 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3084 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
3085 case. Force using values to replace references within the statement.
3086 (convert_local_reference_stmt): Likewise.
3088 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3090 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
3091 remove a subsequent GOTO or RETURN statement.
3093 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
3095 * config/avr.md (*movqi): Add zero as equally preferable constraint
3096 as general register.
3099 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3101 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
3103 2009-10-17 Richard Guenther <rguenther@suse.de>
3105 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
3107 2009-10-17 Richard Guenther <rguenther@suse.de>
3109 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
3110 operands in COMPONENT_REFs.
3112 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3114 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
3115 if not defined. Change type of second argument to const_rtx.
3116 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
3118 * targhooks.h (default_libcall_value): Update prototype.
3119 * target.h (struct gcc_target): Change type of second argument of
3120 libcall_value to const_rtx.
3121 * config/arm/arm.c (arm_libcall_value): Change type of second argument
3123 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
3124 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
3126 2009-10-17 Jakub Jelinek <jakub@redhat.com>
3129 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
3130 * cgraphunit.c (cgraph_optimize): Call it.
3131 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
3132 (dwarf2out_assembly_start): ... here. New hook.
3133 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
3134 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
3136 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
3137 * sdbout.c (sdb_debug_hooks): Likewise.
3138 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
3139 (vmsdbgout_assembly_start): New hook.
3141 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3143 * rtl.h (RTL_LOCATION): Fix typo.
3145 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3147 * print-rtl.c (print_rtx): Print locators in asm_operands
3150 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3153 * sched-deps.c (depl_on_debug_p): New.
3154 (attach_dep_link): Reject debug deps before nondebug deps.
3155 (add_to_deps_list): Insert debug deps after nondebug deps.
3156 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
3158 (sd_add_dep): Do not reject debug deps.
3159 (add_insn_mem_dependence): Don't count debug deps.
3160 (remove_from_deps): Likewise.
3161 (sched_analyze_2): Set up mem deps on debug insns.
3162 (sched_analyze_insn): Record reg uses for deps on debug insns.
3163 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
3164 try_ready nondebug insn after debug insn.
3165 * ddg.c (create_ddg_dep_from_intra_loop_link,
3166 create_ddg_dep_no_link): Don't reject debug deps.
3168 2009-10-16 Richard Guenther <rguenther@suse.de>
3170 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
3171 (maybe_merge_incomplete_and_complete_type): Likewise.
3172 (lto_symtab_merge): Do not call them. Do not warn for
3173 complete vs. incomplete compatible types.
3174 (lto_symtab_merge_decls_2): Simplify.
3175 * gimple.c (gimple_force_type_merge): Remove.
3176 (gimple_types_compatible_p): Make it static.
3177 * gimple.h (gimple_force_type_merge): Remove.
3178 (gimple_types_compatible_p): Likewise.
3180 2009-10-16 Jakub Jelinek <jakub@redhat.com>
3182 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
3183 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
3185 2009-10-16 Richard Guenther <rguenther@suse.de>
3187 PR tree-optimization/41728
3188 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
3189 if fold_stmt did anything.
3191 2009-10-16 Richard Guenther <rguenther@suse.de>
3194 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
3195 (maybe_fixup_handled_component): New function.
3196 (input_gimple_stmt): Fixup mismatched decl replacements.
3198 2009-10-16 Richard Guenther <rguenther@suse.de>
3201 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
3202 the same as VAR_DECL.
3204 2009-10-16 Richard Guenther <rguenther@suse.de>
3206 * gimple.c (iterative_hash_gimple_type): For integer types
3207 also hash their minimum and maximum values and the string flag.
3208 For array types hash their domain and the string flag.
3210 2009-10-16 Richard Guenther <rguenther@suse.de>
3212 * gimple.c (gimple_types_compatible_p): Restrict completing
3213 types to record or unions. Simplify completion.
3214 Do not merge records or unions with different
3215 TYPE_STRUCTURAL_EQUALITY_P tag.
3216 (iterative_hash_gimple_type): Restrict non-recursing into
3217 pointer targets for records and unions.
3219 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3222 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
3223 * dwarf2out.c (mem_loc_descriptor): Don't handle
3224 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
3225 punt if it is not lowpart subreg or if inner mode isn't
3228 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3230 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
3231 investigating previous or next insns.
3233 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
3235 * tree-sra.c (build_ref_for_offset_1): Update comment.
3237 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
3239 * config/s390/s390.md (atype): Added missing values.
3241 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3244 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
3245 (casesi64p): Update pattern to reflect above.
3247 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3249 PR rtl-optimization/41697
3250 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
3252 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3255 * config/rs6000/predicates.md: Update copyright year.
3256 * config/rs6000/altivec.md: Ditto.
3258 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3259 (MD_INCLUDES): Add a2.md.
3261 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3262 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3263 (builtin_classify): New static vector to classify various builtins
3264 to get the tree attributes correct.
3265 (def_builtin): Set the attributes of builtins based on what the
3266 builtin does (i.e. memory operation, floating point, saturation
3267 need special attributes, others are pure functions).
3269 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3271 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3272 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3273 RS6000_BUILTIN_COUNT.
3274 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3275 MAX_RS6000_BUILTINS.
3277 * config/rs6000/rs6000-builtin.def: New file that combines the
3278 builtin enumeration name and attributes.
3280 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3282 * config/i386/linux.h (ASM_SPEC): Add --32.
3284 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3286 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3287 and DW_TAG_template_alias.
3288 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3289 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3290 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3291 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3292 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3293 and DW_AT_GNU_odr_signature.
3294 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3295 DW_FORM_flag_present and DW_FORM_ref_sig8.
3296 (output_signature): Only print name on the first byte.
3297 (output_die): Likewise for dw_val_class_data8.
3299 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3301 * doc/invoke.texi: Clarify that most optimizations are not enabled
3304 2009-10-15 Richard Guenther <rguenther@suse.de>
3307 * gimple.c (compare_type_names_p): Handle anonymous names
3308 differently based on new mode argument.
3309 (gimple_types_compatible_p): For structs also compare the tags.
3310 (iterative_hash_type_name): Rename to ...
3311 (iterative_hash_name): ... this. Hash all names.
3312 (iterative_hash_gimple_type): Fix hashing the struct tag of
3313 pointer targets. Hash field decl names.
3315 2009-10-15 Richard Guenther <rguenther@suse.de>
3318 * gimple.c (gimple_get_alias_set): Avoid recursing on
3319 invalid type topology.
3321 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3323 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3325 2009-10-15 Richard Guenther <rguenther@suse.de>
3327 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3329 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3331 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3332 add --with-tune{,-32,-64} configured default for -mtune if explicit
3335 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3337 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3339 2009-10-14 DJ Delorie <dj@redhat.com>
3341 * config/h8300/h8300.c (F): New.
3343 (h8300_emit_stack_adjustment): Call them.
3345 (h8300_push_pop): Likewise.
3346 (h8300_expand_prologue): Likewise.
3347 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3348 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3349 (INCOMING_RETURN_ADDR_RTX): Define.
3350 (INCOMING_FRAME_SP_OFFSET): Define.
3351 (DWARF_CIE_DATA_ALIGNMENT): Define.
3353 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3355 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3356 fields in builtin structs.
3357 (finalize_record_size): Likewise.
3359 2009-10-14 Richard Guenther <rguenther@suse.de>
3361 * gimple.c (gtc_ob): New global.
3362 (struct type_pair_d): Replace pointers with type UIDs.
3363 (type_pair_hash): Adjust.
3364 (type_pair_eq): Likewise.
3365 (lookup_type_pair): Likewise. Allocate from an obstack.
3366 (gimple_force_type_merge): Adjust.
3367 (gimple_types_compatible_p): Likewise.
3368 (free_gimple_type_tables): Free the obstack.
3370 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3372 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3373 stmts setting DEBUG_EXPR_DECLs.
3375 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3376 Don't crash if mode1 is VOIDmode.
3378 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3380 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3381 * params.h (IRA_LOOP_RESERVED_REGS): New.
3382 * tree-pass.h (pass_subregs_of_mode_init,
3383 pass_subregs_of_mode_finish): Remove.
3384 * passes.c (pass_subregs_of_mode_init,
3385 pass_subregs_of_mode_finish): Remove.
3386 (pass_reginfo_init): Move before loop optimizations.
3387 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3388 * common.opt (fira-loop-pressure): New.
3389 * toplev.h (flag_ira_loop_pressure): New.
3390 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3391 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3392 Make external and void type functions.
3393 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3394 pass_subregs_of_mode_finish): Remove.
3395 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3396 * regmove.c: Include ira.h.
3397 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3398 register pressure calculation in loops.
3399 * loop-invariant.c: Include REGS_H and ira.h.
3400 (struct loop_data): New members max_reg_pressure, regs_ref, and
3402 (struct invariant): New member orig_regno.
3403 (curr_loop): New variable.
3404 (find_exits): Initialize regs_ref and regs_live.
3405 (create_new_invariant): Initialize orig_regno.
3406 (get_cover_class_and_nregs): New.
3407 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3408 array. Add code for flag_ira_loop_pressure.
3409 (gain_for_invariant): Make new_regs an array. Add code for
3410 flag_ira_loop_pressure.
3411 (best_gain_for_invariant): Ditto.
3412 (set_move_mark): New parameter gain. Use it for debugging output.
3413 (find_invariants_to_move): Make regs_needed and new_regs an array.
3414 Add code for flag_ira_loop_pressure.
3415 (move_invariant_reg): Set up orig_regno.
3416 (move_invariants): Set up reg classes for pseudos for
3417 flag_ira_loop_pressure.
3418 (free_loop_data): Clear regs_ref and regs_live.
3419 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3420 get_regno_cover_class, change_pressure, mark_regno_live,
3421 mark_regno_death, mark_reg_store, mark_reg_clobber,
3422 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3423 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3424 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3425 register pressure calculation in loops if new regs were added.
3426 Call finish_subregs_of_mode.
3427 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3428 * Makefile.in (loop-invariant.o): Add ira.h.
3430 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3432 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3434 2009-10-14 Richard Guenther <rguenther@suse.de>
3436 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3437 (lto_symtab_merge): ... here. Rewrite both to take the
3438 prevailing and a to-be-merged entry and to queue diagnostics properly.
3439 (lto_symtab_resolve_replaceable_p): New predicate for
3441 (lto_symtab_resolve_can_prevail_p): Likewise.
3442 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3443 handles merging commons by choosing the largest decl. Fold
3444 in code that gives ODR errors.
3445 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3447 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3448 case of no prevailing decl here. Diagnose mismatches
3449 in object types here. Drop all but the prevailing decls.
3450 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3451 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3452 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3454 2009-10-14 Richard Guenther <rguenther@suse.de>
3457 * lto-streamer-in.c (input_bb): Replace debug stmts with
3458 nops instead of dropping them.
3460 2009-10-14 Nick Clifton <nickc@redhat.com>
3462 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3463 in situations where it is being used as a minus symbol.
3464 * gcc/doc/tm.texi: Likewise.
3465 * gcc/doc/md.texi: Likewise.
3467 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3469 PR preprocessor/41543
3470 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3471 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3472 * tree.c: Include intl.h.
3473 (expand_location): Handle BUILTINS_LOCATION.
3474 * Makefile.in (tree.o): Depend on intl.h.
3477 * dwarf2out.c (dwarf2out_var_location): Always clear
3478 last_postcall_label when changing last_label.
3480 2009-10-14 Pascal Obry <obry@adacore.com>
3482 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3483 (process_command): Handle -E as done with -c and -S. Do not add
3484 the target executable suffix to the output file when -E is used.
3485 (main): Adjust error message accordingly.
3487 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3493 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3495 (tree_code_size): Likewise.
3497 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3499 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3500 * real.h (HAVE_mpc_arc): Define.
3502 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3504 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3505 (struct builtin_description): Add fndecl field.
3506 (bdesc): Remove const qualifier. Update initializer.
3507 (sh_media_init_builtins): Remove const qualifier for d. Record
3508 the result of add_builtin_function to the fndecl field.
3509 (sh_builtin_decl): New.
3510 (sh_media_builtin_decl): New.
3512 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3515 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3516 requests between special registers.
3518 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3520 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3522 2009-10-13 Richard Henderson <rth@redhat.com>
3524 PR tree-optimization/41377
3525 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3526 (cleanup_empty_eh_merge_phis): New change_region parameter;
3527 pass it on to redirect_eh_edge_1. Update callers.
3528 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3529 at the destination block.
3531 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3533 * passes.c (register_pass): Replaced gcc_unreachable by
3534 fatal_error on failure. Mentions plugins in comments & messages.
3536 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3539 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3540 * sched-vis.c (print_value): Use it.
3541 * cselib.c (cselib_hash_rtx): Likewise.
3542 * print-rtl.c (print_rtx): Likewise.
3543 * cfgexpand.c (expand_debug_rtx): Likewise.
3544 * var-tracking.c (vt_expand_loc_callback): Likewise.
3546 2009-10-13 Richard Guenther <rguenther@suse.de>
3549 * opts.c (handle_option): Split out code to handle setting
3550 the options flag var ...
3551 (set_option): ... here.
3552 * opts.h (set_option): Declare.
3553 * lto-opts.c (register_user_option_p): Include -fexceptions
3554 and all position independent code variants.
3555 (handle_common_option): Remove.
3556 (lto_reissue_options): Use set_option.
3558 2009-10-13 Martin Jambor <mjambor@suse.cz>
3560 PR tree-optimization/41661
3561 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3562 that are tcc_comparisons or do not change the type in any
3564 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3565 folding tcc_comparison operations.
3567 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3569 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3572 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3578 * tree.def (DEBUG_EXPR_DECL): New.
3579 * rtl.def (DEBUG_EXPR): New.
3580 * gengtype.c (adjust_field_rtx_def): Handle it.
3581 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3582 (insert_debug_temp_for_var_def): ... this. Drop support for
3583 moving. Take iterator for def stmt; insert debug stmt before it.
3584 Scan early for use count and kind in debug stmts.
3585 (propagate_defs_into_debug_stmts): Rename to...
3586 (insert_debug_temps_for_defs): ... this. Likewise.
3587 * tree.h (DEBUG_TEMP_UID): New.
3588 * tree.c (next_debug_decl_uid): New.
3589 (make_node_stat): Count debug decls separately.
3590 (copy_node_stat): Likewise.
3591 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3592 * var-tracking.c (dv_is_decl_p): Recognize it.
3593 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3594 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3595 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3596 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3597 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3598 (cselib_hash_rtx): Likewise.
3599 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3600 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3602 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3603 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3604 * rtl.c (copy_rtx): Likewise.
3605 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3606 * print-rtl.c (print_rtx): Likewise.
3607 * sched-vis.c (print_value): Likewise.
3608 (print_insn): Handle DEBUG_EXPR_DECL.
3609 * tree-dump.c (dequeue_and_dump): Likewise.
3610 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3611 * gimple-iterator (gsi_replace): Check for same lhs.
3612 (gsi_remove): Insert debug temps.
3613 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3614 (move_computations_stmt): Drop explicit propagation into debug stmts.
3615 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3616 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3617 * tree-ssa-sink.c (statement_sink_location): Likewise.
3618 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3619 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3620 * tree-flow.h: Likewise.
3621 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3622 debug temps without values.
3623 (eliminate_unnecessary_stmts): Don't discard just-inserted
3626 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3629 * config/cris/cris.md (andu): Check that operand 1 is one of the
3630 general registers. Fix typo in head comment.
3632 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3634 * config/i386/i386.md (vswapmov): New.
3635 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3636 (ix86_function_ms_hook_prologue): New.
3637 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3638 * configure.ac: Test for swap suffix support in as.
3639 * configure: Rebuild.
3641 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3644 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3645 paradoxical subregs to prevent partial register stalls if the inner
3646 mode is integer mode.
3648 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3650 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3652 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3655 * gcc/dwarf2out.c (template_parameter_pack_die,
3656 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3658 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3661 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3663 (maybe_register_def): Likewise. Take stmt iterator.
3664 (rewrite_update_stmt): Take stmt iterator and pass it on.
3665 (rewrite_update_enter_block): Pass stmt iterator.
3667 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3669 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3670 (spu_builtin_decl): New function.
3672 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3674 * config/i386/i386.md (SWIM): New mode iterator.
3675 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3676 using SWIM mode iterator.
3677 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3678 patterns using SWI48 mode iterator.
3679 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3680 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3681 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3682 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3683 patterns using SWI248 mode iterator.
3684 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3685 gen_x86_movdicc_0_m1_rex64 for renamed function
3687 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3688 Eric Botcazou <ebotcazou@adacore.com>
3691 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3692 * config/sparc/sol2-unwind.h: New file.
3694 2009-10-11 Olivier Hainque <hainque@adacore.com>
3695 Eric Botcazou <ebotcazou@adacore.com>
3698 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3699 * config/i386/sol2-unwind.h: New file.
3701 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3704 * config/i386/i386.md (addsi_1_zext): Get the proper second
3707 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3709 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3710 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3713 2009-10-11 Richard Guenther <rguenther@suse.de>
3715 * gimple.c (iterative_hash_type_name): Do not handle special
3718 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3720 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3721 (*setcc_si_1_and): Ditto.
3722 (*setcc_si_1_movzbl): Ditto.
3723 (*setcc_<mode>_2): Ditto.
3724 (*setcc_qi): Rename from *setcc_1.
3725 (*setcc_qi_slp): Rename from *setcc_2.
3727 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3728 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3730 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3731 "if" condition, there is already assert with reload_completed present.
3733 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3735 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3737 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3739 * doc/install.texi (Final install): Refer to
3740 http://gcc.gnu.org/bugs/ for bug reporting.
3742 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3744 * configure.ac: Add test for dci instruction.
3745 * configure: Regenerate.
3746 * config.in: Likewise.
3747 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3748 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3749 (-mmulhw): Add 476 to description.
3750 (-mdlmzb): Likewise.
3751 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3752 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3753 (processor_target_table): Add 476 and 476fp entries.
3754 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3755 (rs6000_issue_rate): Add CPU_PPC476.
3756 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3757 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3758 (processor_type): Add PROCESSOR_PPC476.
3759 (EXTRA_SPECS): Add asm_cpu_476 string.
3760 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3761 (define_attr "cpu"): Add ppc476.
3763 Update comments for 476.
3764 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3765 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3766 Update copyright year.
3767 * config/rs6000/476.md: New file.
3768 * config/rs6000/40x.md: Add description for "isel" attribute.
3769 Update copyright year.
3770 * config/rs6000/440.md: Likewise.
3771 * config/rs6000/603.md: Likewise.
3772 * config/rs6000/6xx.md: Likewise.
3773 * config/rs6000/7450.md: Likewise.
3774 * config/rs6000/7xx.md: Likewise.
3775 * config/rs6000/8540.md: Likewise.
3776 * config/rs6000/cell.md: Likewise.
3777 * config/rs6000/e300c2c3.md: Likewise.
3778 * config/rs6000/e500mc.md: Likewise.
3779 * config/rs6000/mpc.md: Likewise.
3780 * config/rs6000/power4.md: Likewise.
3781 * config/rs6000/power5.md: Likewise.
3782 * config/rs6000/power6.md: Likewise.
3783 * config/rs6000/power7.md: Likewise.
3784 * config/rs6000/rios1.md: Likewise.
3785 * config/rs6000/rios2.md: Likewise.
3786 * config/rs6000/rs64.md: Likewise.
3788 2009-10-10 Richard Guenther <rguenther@suse.de>
3790 PR tree-optimization/41654
3791 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3792 a cond expr before calling gimple_cond_set_condition_from_tree.
3793 (ifcombine_iforif): Likewise.
3795 2009-10-09 Ian Lance Taylor <iant@google.com>
3797 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3798 * configure: Rebuild.
3800 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3802 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3805 2009-10-09 Richard Guenther <rguenther@suse.de>
3808 * target-def.h (TARGET_BUILTIN_DECL): Define.
3809 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3810 * target.h (struct gcc_target): Add builtin_decl target hook.
3811 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3812 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3814 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3815 not gcc_unreachable.
3816 (lto_output_builtin_tree): Sorry if the target does not support
3817 streaming target builtins.
3818 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3819 (rs6000_builtin_decl): New function.
3820 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3821 (ix86_builtin_decl): New function.
3823 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3825 PR preprocessor/41445
3826 * c-ppoutput.c (do_line_change): New function.
3827 (cb_line_change): Use it.
3828 (scan_translation_unit): Call do_line_change if
3829 avoid_paste or PREV_WHITE and token location is on a different line
3830 than print.src_line.
3833 * dwarf2out.c (dwarf2out_init): Test whether
3834 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3837 PR rtl-optimization/41646
3838 * calls.c (expand_call): For BLKmode types returned in registers
3839 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3842 2009-10-09 Richard Guenther <rguenther@suse.de>
3844 PR tree-optimization/41634
3845 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3846 we remove the correct elements.
3847 (optimize_stmt): Make sure to update stmt operands before
3848 optimizing redundancies.
3850 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3852 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3854 2009-10-09 Richard Guenther <rguenther@suse.de>
3857 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3859 (lto_wrapper_exit): New function.
3861 (fatal_perror): Likewise.
3862 (fork_execute): Use global args_name, do not free it.
3863 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3864 * lto-streamer.h: Remove duplicate prototypes.
3866 2009-10-09 Richard Guenther <rguenther@suse.de>
3868 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3869 before calling stmt_can_throw_external.
3871 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3873 PR tree-optimization/40071
3874 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3875 pointer if the original data reference doesn't conflict with the
3876 created vector data reference. Fix long line.
3878 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3880 * config/i386/i386.md (any_div): New code iterator.
3881 (u): Handle div and udiv.
3883 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3885 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3886 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3887 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3888 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3890 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3892 * gcc.c (main): Remove trailing "." from diagnostics.
3894 2009-10-08 Cary Coutant <ccoutant@google.com>
3896 Add support for debugging with ICF (Identical Code Folding).
3897 * calls.c (debug.h): New #include.
3898 (emit_call_1): Call virtual_call_token debug hook.
3899 * common.opt (-fenable-icf-debug): New option.
3900 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3901 locations in the source).
3902 (poc_label_num): New variable.
3903 (dcall_entry, vcall_entry): New typedefs.
3904 (dcall_table, vcall_table): New variables.
3905 (struct vcall_insn): New type.
3906 (vcall_insn_table): New variable.
3907 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3908 (size_of_dcall_table): New function.
3909 (output_dcall_table): New function.
3910 (size_of_vcall_table): New function.
3911 (output_vcall_table): New function.
3912 (dwarf2out_direct_call): New function.
3913 (vcall_insn_table_hash): New function.
3914 (vcall_insn_table_eq): New function.
3915 (dwarf2out_virtual_call_token): New function.
3916 (dwarf2out_virtual_call): New function.
3917 (dwarf2out_init): Allocate new tables and sections.
3918 (prune_unused_types): Mark DIEs referenced from direct call table.
3919 (dwarf2out_finish): Output direct and virtual call tables.
3920 * final.c (final_scan_insn): Call direct_call and virtual_call
3922 * debug.h (struct gcc_debug_hooks): Add direct_call,
3923 virtual_call_token, virtual_call hooks.
3924 (debug_nothing_uid): New function.
3925 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3926 (debug_nothing_uid): New function.
3927 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3928 (xcoff_debug_hooks): Likewise.
3929 * sdbout.c (sdb_debug_hooks): Likewise.
3930 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3931 * doc/invoke.texi (-fenable-icf-debug): New option.
3933 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3936 * regmove.c (regmove_backward_pass): Replace src with dst in the
3937 debug insn, and check for dst before rather than after.
3939 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3941 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3942 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3944 2009-10-08 Jan Hubicka <jh@suse.cz>
3947 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3948 do not mark cgraph nodes as needed.
3949 (record_references_in_initializer): Add new only_vars parameter.
3950 * cgraph.h (record_references_in_initializer): New parameter.
3951 * varasm.c (assemble_variable): Update call.
3952 * varpool.c (varpool_analyze_pending_decls): Always look for
3955 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3957 * config/avr/avr.c (last_insn_address) Remove variable.
3958 (expand_prologue): Don't initialise last_insn_address variable.
3959 (final_prescan_insn): Don't output insn size.
3960 * config/avr/avr.opt (msize): Remove switch.
3961 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3964 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3966 * combine.c (label_tick_ebb_start): Fix comment.
3967 (combine_instructions): Set label_tick and label_tick_ebb_start before
3968 calling setup_incoming_promotions. Start them from 1. Increment
3969 label_tick instead of deriving it from the BB index. Rather than
3970 comparing ticks use the block from the previous iteration to decide
3971 whether to start a new EBB. Remove empty lines before function.
3973 2009-10-08 Michael Matz <matz@suse.de>
3976 * builtins.c (fold_builtin_isascii): Use fold_build2.
3977 (fold_builtin_isdigit): Ditto.
3978 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3979 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3980 remove_useless_stmts_cond, remove_useless_stmts_tf,
3981 remove_useless_stmts_tc, remove_useless_stmts_bind,
3982 remove_useless_stmts_goto, remove_useless_stmts_label,
3983 remove_useless_stmts_1, remove_useless_stmts,
3984 pass_remove_useless_stmts): Remove.
3985 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3986 * passes.c (init_optimization_passes): Don't add
3987 pass_remove_useless_stmts.
3988 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3989 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3991 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3992 for static constants.
3993 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3994 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3996 2009-10-08 Richard Guenther <rguenther@suse.de>
3998 * gimple.c (free_gimple_type_tables): New function.
3999 * gimple.h (free_gimple_type_tables): Declare.
4001 2009-10-07 Mark Heffernan <meheff@google.com>
4003 * ipa-prop.c (ipa_print_node_params) Only print
4004 names of named arguments.
4006 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
4008 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
4009 being statically linked.
4011 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4013 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
4015 2009-10-08 Jan Hubicka <jh@suse.cz>
4018 * ipa.c (cgraph_externally_visible_p,
4019 function_and_variable_visibility,
4020 whole_program_function_and_variable_visibility): Skip non-finalized
4023 2009-10-08 Nick Clifton <nickc@redhat.com>
4025 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
4028 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
4031 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
4033 2009-10-07 Joseph Myers <joseph@codesourcery.com>
4036 * c-common.c (c_fully_fold_internal): Strip nops from the result
4037 of recursive calls to c_fully_fold_internal.
4038 (c_wrap_maybe_const): New.
4039 (c_save_expr): Use c_wrap_maybe_const.
4040 * c-common.h (c_wrap_maybe_const): Declare.
4041 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
4042 build_binary_op): Use c_wrap_maybe_const.
4044 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4046 * real.c: Fix comment to reflect actual exponent size.
4048 2009-10-08 Ben Elliston <bje@au.ibm.com>
4050 * config/rs6000/a2.md: Add FSF comment header.
4052 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
4054 * config/i386/i386.md (any_extend): New code iterator.
4055 (u, s): New code attributes.
4057 (DWIH): Rewrite as code iterator for SI and DI modes.
4058 (DWI): Rewrite as mode attribute.
4059 (dwi): New mode attribute.
4060 (di): Depend on SI mode and DI mode.
4061 (doubleint_general_operand): Remove mode attribute.
4063 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
4066 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
4067 (*sub<mode>3_doubleword): Ditto.
4069 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
4070 using SWIM248 mode iterator.
4071 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
4072 using SWI48 mode iterator.
4073 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
4074 patterns using DWIH mode iterator and any_extend code iterator.
4075 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
4076 using any_extend code iterator.
4077 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
4078 patterns using DWIH mode iterator and any_extend code iterator.
4079 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
4080 using any_extend code iterator.
4081 (<s>mul<mode>3_highpart): Macroize expander from
4082 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
4083 and any_extend code iterator.
4084 (*<s>muldi3_highpart_1): Macroize insn from
4085 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
4086 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
4087 patterns using any_extend code iterator.
4088 (*<s>mulsi3_highpart_zext): Macroize insn from
4089 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
4091 2009-10-07 Jakub Jelinek <jakub@redhat.com>
4093 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
4094 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
4095 refering to a DIE with DW_AT_const_value.
4097 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
4100 * ira-lives.c (check_and_make_def_conflict): Process all operands.
4102 2009-10-06 Jan Hubicka <jh@suse.cz>
4104 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
4107 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4109 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4110 *lea_2_rex64): Move before *add<mode>_1 pattern.
4112 2009-10-07 Jan Hubicka <jh@suse.cz>
4114 * collect2.c (main): Add -fno-whole-program.
4115 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
4117 2009-10-07 Jan Hubicka <jh@suse.cz>
4119 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
4120 has no address taken.
4121 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
4123 (cgraph_clone_node): Clear externally_visible flag for clones.
4124 * cgraph.h (cgraph_only_called_directly_p,
4125 cgraph_can_remove_if_no_direct_calls_p): New predicates.
4126 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
4127 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
4128 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
4129 ipcp_insert_stage): Likwise.
4130 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
4131 externally_visible flag.
4132 (verify_cgraph_node): Verify that inline clones look right.
4133 (process_function_and_variable_attributes): Do not set
4134 externally_visible flags.
4135 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
4137 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
4139 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
4140 clear externally_visible when turning into inline clones
4141 (cgraph_mark_inline_edge): Use new predicates.
4142 (cgraph_estimate_growth): Likewise.
4143 (cgraph_decide_inlining): Likewise.
4144 * ipa.c (cgraph_postorder): Likewise.
4145 (cgraph_remove_unreachable_nodes): Likewise; sanity check
4146 that inline clones are not needed.
4147 (cgraph_externally_visible_p): New predicate.
4148 (function_and_variable_visibility): Add whole_program parameter;
4149 always set externally_visible flag; handle COMDAT function
4151 (local_function_and_variable_visibility): New function.
4152 (gate_whole_program_function_and_variable_visibility): New function.
4153 (whole_program_function_and_variable_visibility): New function.
4154 (pass_ipa_whole_program_visibility): New function.
4155 * passes.c (init_optimization_passes): Add whole program visibility
4157 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
4158 not care about needed/reachable flags.
4159 * varpool.c: Include flags.h
4160 (decide_is_variable_needed): When doing LTO assume whole-program mode.
4161 (varpool_finalize_decl): When we are in LTO read-back, all variables
4163 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
4165 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4167 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
4170 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4172 * config.gcc: Don't include the makefile fragments intended for
4174 * config/s390/fixdfdi.h: File removed.
4175 * config/s390/libgcc-glibc.ver: File removed.
4176 * config/s390/s390.h: Remove the fixdfdi.h hack.
4177 * config/s390/t-crtstuff: File moved to libgcc dir.
4178 * config/s390/t-linux: Likewise.
4179 * config/s390/t-tpf: libgcc specific parts removed.
4180 * config/s390/t-linux64: Likewise.
4182 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4184 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
4185 (lto-compress.o): Likewise.
4187 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
4190 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
4191 dllexport to class members here.
4192 (i386_pe_determine_dllimport_p): Only check static class data for
4194 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
4195 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
4196 functions for vague linkage.
4197 (i386_pe_type_dllexport_p): Fix formatting.
4198 (maybe_add_dllexport) New function.
4199 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
4202 2009-10-07 Ben Elliston <bje@au.ibm.com>
4204 * config/rs6000/a2.md: Remove duplicated lines.
4206 2009-10-07 Ben Elliston <bje@au.ibm.com>
4208 * config.gcc (powerpc*-*-*): Handle a2.
4209 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
4210 * config/rs6000/a2.md: New file.
4211 * config/rs6000/rs6000.opt (mno-update): New.
4212 (mupdate): Return to using a mask, not a var.
4213 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
4214 (enum processor_type): Add PROCESSOR_PPCA2.
4215 * config/rs6000/rs6000.c (ppca2_cost): New costs.
4216 (rs6000_override_options): Add "a2" to processor_target_table.
4217 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
4218 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
4220 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4222 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4223 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
4224 reference to nonexistent gen_truncxfxf2 function.
4226 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4228 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
4229 (DWIH, g, di, doubleint_general_operand): New mode attributes.
4230 (general_operand): Handle TI mode.
4231 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
4232 using SDWIM mode iterator.
4233 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
4234 pattern from *add{di,ti}3_1 patterns and corresponding splitters
4235 using DWI mode iterator.
4236 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
4237 patterns using SWI mode iterator.
4238 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
4239 using SWI48 mode iterator.
4240 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
4241 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
4242 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
4243 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
4244 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
4245 using SDWIM mode iterator.
4246 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
4247 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
4248 using DWI mode iterator.
4249 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
4250 patterns using SWI mode iterator.
4251 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
4252 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
4253 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
4254 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
4255 patterns using plusminus code iterator.
4256 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4257 sub<mode>3 patterns using plusminus code iterator.
4258 * config/i386/i386.c (override_options): Update the call to
4259 gen_subdi_carry_rex64 for renamed function.
4260 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4261 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4262 calls to instruction expanders.
4264 2009-10-06 Martin Jambor <mjambor@suse.cz>
4267 * opts.c (decode_options): Run IPA-SRA at -O2.
4269 2009-10-06 Richard Guenther <rguenther@suse.de>
4271 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4273 2009-10-06 Tobias Burnus <burnus@net-b.de>
4276 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4277 -flto and -fwhole-program flags can be combined.
4279 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4282 * gcc.c (process_command): Check that -o argument was specified.
4284 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4286 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4288 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4290 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4291 * doc/invoke.texi (Warning Options): Annotate allowed languages
4292 for -Wunsuffixed-float-constants.
4294 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4296 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4297 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4298 same name and isn't the main variant.
4301 * dwarf2out.c (loc_by_reference): Removed.
4302 (dw_loc_list_1): New function.
4303 (dw_loc_list): Remove toplev argument, add want_address argument.
4304 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4305 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4306 want_address == 2 to dw_loc_list. For successful dw_loc_list
4307 set have_address to 1 only if want_address is not 0.
4309 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4311 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4312 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4313 a code block followed by two pointers.
4314 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4315 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4316 (MIPS_MOVE): Likewise.
4317 (MIPS_LUI): Likewise.
4318 (MIPS_JR): Likewise.
4319 (MIPS_BAL): Likewise.
4320 (MIPS_NOP): Likewise.
4321 (mips_asm_trampoline_template): Delete.
4322 (mips_trampoline_code_size): New function.
4323 (mips_trampoline_init): Add shorter sequences for all cases
4324 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4325 Calculate the opcodes directly, rather than copying from a template.
4326 Only flush the code part of the trampoline.
4327 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4329 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4331 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4332 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4333 (INCOMING_RETURN_ADDR_RTX): Likewise.
4334 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4336 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4337 with RETURN_ADDR_REGNUM.
4338 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4339 * config/mips/mips.c (mips16_build_call_stub): Replace
4340 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4341 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4342 (mips_print_operand_punctuation): Likewise.
4343 (mips_frame_set): Likewise.
4344 (mips16e_output_save_restore): Likewise.
4345 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4346 (mips_save_reg_p): Likewise.
4347 (mips_return_addr): Likewise.
4348 (mips_set_return_address): Likewise.
4349 (mips_direct_save_slot_move_p): Likewise.
4350 (mips_output_function_prologue): Likewise.
4351 (mips_restore_reg): Likewise.
4352 (mips_expand_epilogue): Likewise.
4353 (mips_epilogue_uses): Likewise.
4354 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4355 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4356 (clear_hazard_<mode>): Likewise.
4357 (call_internal): Likewise.
4358 (call_internal_direct): Likewise.
4359 (call_direct_split): Likewise.
4360 (call_value_internal): Likewise.
4361 (call_value_split): Likewise.
4362 (call_value_internal_direct): Likewise.
4363 (call_value_direct_split): Likewise.
4364 (call_value_multiple_internal): Likewise.
4365 (call_value_multiple_split): Likewise.
4367 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4368 Jakub Jelinek <jakub@redhat.com>
4370 PR rtl-optimization/41511
4371 * combine.c (record_value_for_reg): Pass explicit values as argument
4372 to get_last_value_validate.
4373 (get_last_value_validate): Document INSN parameter.
4374 For non-readonly MEMs, assume they might have been modified if INSN
4375 was in another basic block.
4376 (get_last_value): Minor reformatting.
4378 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4381 * final.c (asm_str_count): Split out from asm_insn_count.
4382 * rtl.h (asm_str_count): New prototype.
4383 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4386 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4388 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4390 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4391 Rafael Espindola <espindola@google.com>
4393 * gengtype.c (write_types): Moved call to write_func_for_structure
4394 into seperate loops.
4396 2009-10-05 Richard Guenther <rguenther@suse.de>
4399 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4400 (input_cgraph_1): Input toplevel asms.
4402 2009-10-05 Richard Guenther <rguenther@suse.de>
4405 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4406 (external_aggregate_decl_p): Likewise.
4407 (lto_symtab_compatible): Re-structure. Remove dead code.
4408 For variables ignore toplevel qualifiers when comparing types.
4409 Issue warnings, not errors for mismatched user-alignment.
4411 2009-10-05 Richard Guenther <rguenther@suse.de>
4415 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4416 (struct lto_symtab_identifier_def): Likewise.
4417 (struct lto_symtab_decl_def): Likewise.
4418 (struct lto_symtab_entry_def): New.
4419 (lto_symtab_identifier_t): Rename to ...
4420 (lto_symtab_entry_t): ... this.
4421 (lto_symtab_decls): Remove.
4422 (lto_symtab_base_hash): Rename to ...
4423 (lto_symtab_entry_hash): ... this.
4424 (lto_symtab_base_eq): Rename to ...
4425 (lto_symtab_entry_eq): ... this.
4426 (lto_symtab_base_marked_p): Rename to ...
4427 (lto_symtab_entry_marked_p): ... this.
4428 (lto_symtab_identifier_marked_p): Remove.
4429 (lto_symtab_decl_marked_p): Likewise.
4430 (lto_symtab_maybe_init_hash_tables): Rename to ...
4431 (lto_symtab_maybe_init_hash_table): ... this.
4432 (lto_symtab_set_resolution_and_file_data): Remove.
4433 (lto_symtab_register_decl): New function.
4434 (lto_symtab_get_identifier): Remove.
4435 (lto_symtab_get): New function.
4436 (lto_symtab_get_resolution): Adjust.
4437 (lto_symtab_get_identifier_decl): Remove.
4438 (lto_symtab_set_identifier_decl): Likewise.
4439 (lto_symtab_merge_decl): Rename to ...
4440 (lto_symtab_merge): ... this. Rewrite.
4441 (lto_symtab_merge_var): Remove.
4442 (lto_symtab_merge_fn): Likewise.
4443 (lto_symtab_prevailing_decl): Adjust.
4444 (lto_cgraph_replace_node): New function.
4445 (lto_symtab_merge_decls_2): Likewise.
4446 (lto_symtab_merge_decls_1): Likewise.
4447 (lto_symtab_fixup_var_decls): Likewise.
4448 (lto_symtab_resolve_symbols): Likewise.
4449 (lto_symtab_merge_decls): Likewise.
4450 (lto_symtab_prevailing_decl): Adjust.
4451 (lto_symtab_get_symtab_def): Remove.
4452 (lto_symtab_get_file_data): Likewise.
4453 (lto_symtab_clear_resolution): Adjust.
4454 (lto_symtab_clear_resolution): Likewise.
4455 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4456 (input_cgraph_1): Likewise.
4457 * lto-streamer-in.c (get_resolution): Do not provide fake
4458 symbol resolutions here.
4459 (deferred_global_decls): Remove.
4460 (lto_register_deferred_decls_in_symtab): Likewise.
4461 (lto_register_var_decl_in_symtab): Change signature, register
4462 variable via lto_symtab_register_decl.
4463 (lto_register_function_decl_in_symtab): Likewise.
4464 (lto_read_tree): Adjust.
4465 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4466 (lto_symtab_merge_var): Likewise.
4467 (lto_symtab_merge_fn): Likewise.
4468 (lto_symtab_register_decl): Declare.
4469 (lto_symtab_merge_decls): Likewise.
4471 2009-10-05 Richard Guenther <rguenther@suse.de>
4473 PR tree-optimization/23821
4474 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4475 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4476 simple IV increments.
4478 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4480 * config/arm/arm.c (arm_override_options): Really initialize
4481 flag_dwarf2_cfi_asm to 0.
4483 2009-10-05 Doug Kwan <dougkwan@google.com>
4485 PR rtl-optimization/41574
4486 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4487 floating point and we are not doing unsafe math optimizations.
4489 2009-10-03 Simon Baldwin <simonb@google.com>
4490 Cary Coutant <ccoutant@google.com>
4491 Rafael Espindola <espindola@google.com>
4492 Richard Guenther <rguenther@suse.de>
4493 Jan Hubicka <jh@suse.cz>
4494 Doug Kwan <dougkwan@google.com>
4495 H.J. Lu <hongjiu.lu@intel.com>
4496 Bill Maddox <maddox@google.com>
4497 Ryan Mansfield <rmansfield@qnx.com>
4498 Diego Novillo <dnovillo@google.com>
4499 Ollie Wild <aaw@google.com>
4500 Kenneth Zadeck <zadeck@naturalbridge.com>
4502 * lto-cgraph.c: New file.
4503 * lto-compress.c: New file.
4504 * lto-compress.h: New file.
4505 * lto-opts.c: New file.
4506 * lto-section-in.c: New file.
4507 * lto-section-out.c: New file.
4508 * lto-streamer-in.c: New file.
4509 * lto-streamer-out.c: New file.
4510 * lto-streamer.c: New file.
4511 * lto-streamer.h: New file.
4512 * lto-symtab.c: New file.
4513 * lto-wpa-fixup.c: New file.
4514 * lto-wrapper.c: New file.
4516 2009-10-03 Simon Baldwin <baldwin@google.com>
4517 Ben Elliston <bje@au.ibm.com>
4518 Rafael Espindola <espindola@google.com>
4519 Nathan Froyd <froydnj@codesourcery.com>
4520 Jan Hubicka <jh@suse.cz>
4521 Doug Kwan <dougkwan@google.com>
4522 Diego Novillo <dnovillo@google.com>
4523 Kenneth Zadeck <zadeck@naturalbridge.com>
4525 * Makefile.in (enable_lto): New.
4526 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4527 (LINKER_PLUGIN_API_H): Define.
4528 (LTO_SYMTAB_H): Define.
4529 (LTO_STREAMER_H): Define.
4530 (TREE_VECTORIZER_H): Define.
4531 (INCLUDES): Add LIBELFINC.
4532 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4533 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4534 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4535 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4536 (native): Add lto-wrapper$(exeext)
4537 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4538 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4539 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4540 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4541 (varasm.o): Add dependency on tree-iterator.h.
4542 (cgraph.o): Add dependency on cif-code.def.
4543 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4544 (ipa-pure-const.o): Likewise.
4545 (GTFILES): Add lto-symtab.c.
4546 (install-lto-wrapper): New.
4547 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4548 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4549 * config.in: Regenerate.
4551 2009-10-03 Rafael Espindola <espindola@google.com>
4552 Diego Novillo <dnovillo@google.com>
4554 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4555 ipa_write_summaries.
4556 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4558 (cgraph_optimize): Make extern.
4560 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4561 Kenneth Zadeck <zadeck@naturalbridge.com>
4563 * toplev.c (in_lto_p): Declare.
4564 * collect2.c (scan_prog_file): Read all the output when reading
4565 information for LTO.
4566 (enum lto_mode_d): Declare.
4568 2009-10-03 Richard Guenther <rguenther@suse.de>
4569 Diego Novillo <dnovillo@google.com>
4571 * gimple.c: Include target.h and alias.h.
4572 (gimple_types): Declare.
4573 (type_hash_cache): Declare.
4574 (gimple_alloc_stat): Make extern.
4575 (gimple_build_eh_must_not_throw): Call
4576 gimple_eh_must_not_throw_set_fndecl.
4577 (struct type_pair_d): Declare.
4578 (type_pair_t): Declare.
4579 (type_pair_hash): New.
4580 (type_pair_eq): New.
4581 (lookup_type_pair): New.
4582 (gimple_force_type_merge): New.
4583 (compare_type_names_p): New.
4584 (compare_field_offset): New.
4585 (gimple_types_compatible_p): New.
4586 (struct sccs): Declare.
4587 (next_dfs_num): Declare.
4588 (iterative_hash_gimple_type): New.
4590 (iterative_hash_type_name): New.
4591 (iterative_hash_gimple_type): New.
4592 (gimple_type_hash): New.
4593 (gimple_type_eq): New.
4594 (gimple_register_type): New.
4595 (print_gimple_types_stats): New.
4596 (gimple_signed_or_unsigned_type): New.
4597 (gimple_unsigned_type): New.
4598 (gimple_signed_type): New.
4599 (gimple_get_alias_set): New.
4600 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4601 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4602 (gimple_force_type_merge): Declare.
4603 (gimple_types_compatible_p): Declare.
4604 (gimple_register_type): Declare.
4605 (print_gimple_types_stats): Declare.
4606 (gimple_unsigned_type): Declare.
4607 (gimple_signed_type): Declare.
4608 (gimple_get_alias_set): Declare.
4609 (gimple_eh_must_not_throw_set_fndecl): New.
4611 2009-10-03 Jan Hubicka <jh@suse.cz>
4612 Kenneth Zadeck <zadeck@naturalbridge.com>
4614 * ipa-pure-const.c: Include lto-streamer.h.
4615 (register_hooks): Factor out of ...
4616 (generate_summary): ... here.
4617 (pure_const_write_summary): New.
4618 (pure_const_read_summary): New.
4619 (pass_ipa_pure_const): Add pure_const_write_summary and
4620 pure_const_read_summary.
4621 * ipa-reference.c: Include lto-streamer.h.
4622 (add_new_function): New.
4623 (remove_node_data): New.
4624 (duplicate_node_data): New.
4625 (ipa_init): Guard against multiple calls.
4626 Move hook setup from analyze_function.
4627 (write_node_summary_p): New.
4628 (ipa_reference_write_summary): New.
4629 (ipa_reference_read_summary): New.
4630 (pass_ipa_reference): Add ipa_reference_write_summary and
4631 ipa_reference_read_summary.
4632 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4633 (struct cgraph_edge): Add fields lto_stmt_uid and
4634 call_stmt_cannot_inline_p.
4635 (cgraph_optimize): Declare.
4636 (cgraph_decide_is_function_needed): Declare.
4637 (reset_inline_failed): Declare.
4638 (enum LTO_cgraph_tags): Declare.
4639 (LTO_cgraph_tag_names): Declare.
4640 (LCC_NOT_FOUND): Define.
4642 2009-10-03 Doug Kwan <dougkwan@google.com>
4643 Rafael Espindola <espindola@google.com>
4644 Jan Hubicka <jh@suse.cz>
4645 Diego Novillo <dnovillo@google.com>
4646 Kenneth Zadeck <zadeck@naturalbridge.com>
4648 * passes.c (all_regular_ipa_passes): New.
4649 (all_ipa_passes): Rename to all_small_ipa_passes.
4650 (init_optimization_passes): Init all_regular_ipa_passes.
4651 * tree-pass.h (all_regular_ipa_passes): New.
4652 (all_ipa_passes): Rename to all_small_ipa_passes.
4653 * passes.c (all_lto_gen_passes): New.
4654 (init_optimization_passes): Initialize all_lto_gen_passes.
4655 (execute_ipa_summary_passes): Make non-static.
4656 (ipa_write_summaries_1): New.
4657 (ipa_write_summaries_2): New.
4658 (ipa_write_summaries): New.
4659 (ipa_write_summaries_of_cgraph_node_set): New.
4660 (ipa_read_summaries_1): New.
4661 (ipa_read_summaries): New.
4662 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4663 (execute_regular_ipa_pass_list): Remove.
4664 (init_optimization_passes): Schedule
4665 pass_rebuild_cgraph_edges and pass_early_inline outside
4666 of pass_all_early_optimizations. Document reason.
4667 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4668 pass_ipa_lto_finish_out): New pass.
4669 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4670 (execute_all_ipa_transforms): New.
4671 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4672 (dump_properties, debug_properties): New.
4673 * tree-optimize.c (gate_all_early_local_passes): Return
4674 false if we are in lto1.
4675 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4676 * tree-pass.h (execute_all_ipa_transforms): Declare.
4677 (pass_ipa_function_and_variable_visibility): Declare.
4678 (pass_ipa_early_inline): Declare.
4679 (pass_ipa_lto_gimple_out): Declare.
4680 (pass_ipa_lto_wpa_fixup): Declare.
4681 (pass_ipa_lto_finish_out): Declare.
4682 (all_small_ipa_passes, all_regular_ipa_passes,
4683 all_lto_gen_passes): Declare.
4684 (execute_ipa_summary_passes): Declare.
4685 (execute_all_ipa_transforms): Declare.
4686 (ipa_write_summaries): Declare
4687 (ipa_write_summaries_of_cgraph_node_set): Declare.
4688 (ipa_read_summaries): Declare.
4690 2009-10-03 Doug Kwan <dougkwan@google.com>
4691 Ollie Wild <aaw@google.com>
4693 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4695 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4696 (lto_mode): New variable.
4697 (maybe_run_lto_and_relink): Handle the -fwpa option.
4698 (main): Handle the -fwpa option.
4699 (maybe_unlink_list): New function.
4700 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4701 * common.opt (flto): New flag.
4702 * toplev.c (flag_generate_lto): Declare.
4704 2009-10-03 Simon Baldwin <simonb@google.com>
4706 * common.opt (flto-compression-level): New flag.
4708 * opts.c: Include lto-opts.h.
4709 (handle_option): Call lto_register_user_option for each
4710 valid option handled.
4711 (decode_options): Clear registered options before the options
4714 2009-10-03 Cary Coutant <ccoutant@google.com>
4716 * collect2.c (is_elf): New function.
4717 (scan_prog_file): Require LTO object to be in ELF format.
4719 2009-10-03 Rafael Espindola <espindola@google.com>
4721 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4722 libgcc to the linker.
4724 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4726 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4727 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4729 * collect2.h (collect_execute): Add flags argument.
4730 * tlink.c (tlink_execute): Update call to collect_execute.
4731 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4732 (use_linker_plugin): New.
4733 (use_linker_plugin_spec_function): New.
4734 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4735 (linker_plugin_file_spec): New.
4736 (lto_wrapper_spec): New.
4737 (lto_gcc_spec): New.
4738 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4739 (static_spec_functions): Add use-linker-plugin.
4740 (process_command): Handle -use-linker-plugin.
4741 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4742 linker_plugin_file_spec and lto_gcc_spec.
4743 (use_linker_plugin_spec_function): New.
4745 2009-10-03 Richard Guenther <rguenther@suse.de>
4749 * tree.h (is_lang_specific): Include LANG_TYPE.
4750 * tree.c (find_decls_types_r): Manually add interesting parts
4751 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4753 * gimple.c (type_pair_hash): Make symmetric.
4754 (type_pair_eq): Likewise.
4755 (lookup_type_pair): Increase initial hashtable size.
4756 (gimple_force_type_merge): Rely on type-pair symmetry.
4757 (visit): Remove excessive checking code.
4758 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4759 (gimple_register_type): Remove getenv calls, shrink initial
4763 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4764 inline functions if not generating lto output.
4767 * toplev.c (finalize): In WPA mode remove the asm file.
4769 2009-10-03 Doug Kwan <dougkwan@google.com>
4771 * ipa-inline.c (cgraph_mark_inline): Check
4772 edge->call_stmt_cannot_inline_p instead of calling
4773 gimple_call_cannot_inline_p.
4774 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4775 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4776 (inline_generate_summary): Do nothing in LTRANS.
4777 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4778 exists before calling gimple_call_cannot_inline_p.
4779 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4780 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4781 Update new_edge->lto_stmt_uid.
4782 * cgraphbuild.c (reset_inline_failed): New.
4784 * common.opt (fwpa): New flag.
4785 (fltrans): New option.
4786 * gcc.c (gcc_lto_option_t): New type.
4787 (current_lto_option): New variable.
4788 (lto_single_spec_function): Remove and is replaced by ..
4789 (lto_option_spec_function): New function.
4790 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4791 passing the -flto flag.
4792 (cc1_options): Separate non-LTO related parts into ..
4793 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4794 (lto1_options): New spec for lto FE.
4795 (link_lto_options): New spec for handling LTO flags in linker.
4796 (invoke_lto_single): Re-format to fit in 80 column. Replace
4797 lto-single with lto-option.
4798 (static_specs): Add cc1_non_lto_options, lto1_options and
4800 (static_spec_function): Replace lto-single with lto-option.
4801 (process_command): Handle -flto, -fwpa and -fltran by setting
4802 current_lto_option and not passing it to subprocess unconditionally.
4804 2009-10-03 Bill Maddox <maddox@google.com>
4806 Add `gcc' driver support for link-time code generation (LTO).
4808 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4809 (lto_flag, lto_objects, lto_o_file): New variables.
4810 (struct lto_object, struct lto_object_list): New structures.
4811 (collect_exit, handler): Remove LTO temporary output file on exit.
4812 (add_lto_object): New function.
4813 (maybe_run_lto_and_relink): New function. Perform link time code
4814 generation and relinking for object files containing LTO information.
4815 (main): Invoke maybe_run_lto_and_relink().
4816 (dump_argv): New function. For debugging, currently disabled.
4817 (scan_prog_file): Add LTO information pass.
4818 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4820 * toplev.c (compile_file): Emit assembler directive to create
4821 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4823 2009-10-03 Diego Novillo <dnovillo@google.com>
4825 * c.opt: Add LTO to warn_abi and warn_psabi.
4827 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4828 inline function. Ignore language-specific nodes. Update all users.
4829 (find_decls_types_r): Do not traverse the subtrees of
4830 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4831 * tree.h (is_lang_specific): New.
4832 * langhooks.h (struct lang_hooks_for_decls): Remove
4833 may_need_assembler_name_p. Update all users.
4835 * c-common.c (set_builtin_user_assembler_name): Move ...
4836 * builtins.c (set_builtin_user_assembler_name): ... here.
4837 (is_builtin_name): Add comment
4838 (is_builtin_fn): New.
4839 * except.c (output_ttype): Only call
4840 lookup_type_for_runtime if TYPE is not a runtime type.
4842 * passes.c (register_pass): Call position_pass on
4843 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4844 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4845 (TV_IPA_LTO_DECL_IO): Define.
4846 (TV_IPA_LTO_CGRAPH_IO): Define.
4848 (TV_WHOPR_WPA): Define.
4849 (TV_WHOPR_WPA_IO): Define.
4850 (TV_WHOPR_LTRANS): Define.
4851 (TV_WHOPR_WPA_FIXUP): Define.
4852 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4853 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4854 * tree-flow.h (tree_node_can_be_shared): Declare.
4855 * tree-inline.c (tree_can_inline_p): Check that E has a
4856 statement associated with it.
4857 * tree.c (free_lang_data_in_binf): Factor out of ...
4858 (free_lang_data_in_type): ... here.
4859 Call RECORD_OR_UNION_TYPE_P.
4860 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4861 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4862 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4863 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4864 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4865 (gate_free_lang_data): Return true if flag_generate_lto is set.
4866 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4867 * c-common.h (set_builtin_user_assembler_name): Move ...
4868 * tree.h (set_builtin_user_assembler_name): ... here.
4870 * common.opt (flto-report): New flag.
4871 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4872 * collect2.c (scan_prog_file): Send the error output of
4873 'nm' to HOST_BIT_BUCKET.
4875 2009-10-03 Ollie Wild <aaw@google.com>
4877 * langhooks-def.h (lhd_begin_section): New function declaration.
4878 (lhd_write_section): New function declaration.
4879 (lhd_end_section): New function declaration.
4880 (LANG_HOOKS_BEGIN_SECTION): New macro.
4881 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4882 (LANG_HOOKS_END_SECTION): New macro.
4883 (LANG_HOOKS_LTO): New macro.
4884 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4885 * langhooks.c (output.h): Add include.
4886 (saved_section): New static variable.
4887 (lhd_begin_section): New function.
4888 (lhd_write_section_data): New function.
4889 (lhd_end_section): New function.
4890 * langhooks.h (struct lang_hooks_for_lto): New structure.
4891 (struct lang_hooks): Add member lto.
4892 * Makefile.in (langhooks.o): Add dependency on output.h.
4894 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4896 2009-10-03 Richard Guenther <rguenther@suse.de>
4898 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4901 2009-10-03 Simon Baldwin <simonb@google.com>
4902 Richard Guenther <rguenther@suse.de>
4903 Janis Johnson <janis187@us.ibm.com>
4904 Doug Kwan <dougkwan@google.com>
4905 Diego Novillo <dnovillo@google.com>
4906 Ramana Radhakrishnan <ramana.r@gmail.com>
4907 Ollie Wild <aaw@google.com>
4909 * doc/install.texi: Add documentation for libelf and --enable-lto.
4910 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4911 -flto-report, -flto-compression-level and -use-linker-plugin.
4912 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4913 Add section for LTO Testing.
4915 2009-10-02 Cary Coutant <ccoutant@google.com>
4917 Add support for comdat type sections for DWARF v4.
4918 Merge from dwarf4 branch.
4920 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4921 (dw_die_ref): Define vector type.
4922 (enum dw_val_class): Add dw_val_class_data8.
4923 (struct dw_val_struct): Add v.val_data8.
4924 (comdat_type_node_ref): New type.
4925 (struct die_struct): Move die_symbol into a union; add new field
4926 die_type_node. Change all uses.
4927 (comdat_type_node): New type.
4928 (skeleton_chain_node): New type.
4929 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4930 (comdat_type_list): New variable.
4931 (dwarf_tag_name): Add DW_TAG_type_unit.
4932 (dwarf_attr_name): Add DW_AT_signature.
4933 (add_AT_data8): New function.
4934 (replace_child): New function.
4935 (move_all_children): New function.
4936 (print_signature): New function.
4937 (print_die): Print signature information; add dw_val_class_data8.
4938 (attr_checksum): Support dw_val_class_data8.
4939 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4940 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4941 (checksum_sleb128, checksum_uleb128): New functions.
4942 (checksum_die_context): New function.
4943 (loc_checksum_ordered): New function.
4944 (attr_checksum_ordered): New function.
4945 (struct checksum_attributes): New structure.
4946 (collect_checksum_attributes): New function.
4947 (die_checksum_ordered): New function.
4948 (generate_type_signature): New function.
4949 (same_dw_val_p): Add dw_val_class_data8.
4950 (is_symbol_die): Use new is_declaration_die function.
4951 (is_declaration_die): New function.
4952 (should_move_die_to_comdat): New function.
4953 (clone_die): New function.
4954 (clone_tree): New function.
4955 (clone_as_declaration): New function.
4956 (copy_declaration_context): New function.
4957 (generate_skeleton_ancestor_tree): New function.
4958 (generate_skeleton_bottom_up): New function.
4959 (generate_skeleton): New function.
4960 (remove_child_or_replace_with_skeleton): New function.
4961 (break_out_comdat_types): New function.
4962 (struct decl_table_entry): New type.
4963 (htab_decl_hash): New function.
4964 (htab_decl_eq): New function.
4965 (htab_decl_del): New function.
4966 (copy_ancestor_tree): New function.
4967 (copy_decls_walk): New function.
4968 (copy_decls_for_unworthy_types): New function.
4969 (build_abbrev_table): Don't assert on missing die_symbol when doing
4970 comdat type sections.
4971 (size_of_die): Use DW_FORM_sig8 for external references. Add
4973 (unmark_dies): Don't assert for unmarked dies when doing comdat
4975 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4976 (output_signature): New function.
4977 (output_die): Likewise.
4978 (output_compilation_unit_header): Mark output as DWARF version 3
4979 even if generating DWARF 4.
4980 (output_comdat_type_unit): New function.
4981 (output_line_info): Mark output as DWARF version 3 even if generating
4983 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4985 (dwarf2out_end_source_file): Likewise.
4986 (prune_unused_types_walk_attribs): Don't follow references into
4987 comdat type sections.
4988 (prune_unused_types_mark): When generating type units, do not mark
4989 children of non-defining declarations of types; do mark children of
4991 (prune_unused_types): Process comdat type sections.
4992 (htab_ct_hash): New function.
4993 (htab_ct_eq): New function.
4994 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4995 Add a pointer to the line table from type unit entries so
4996 DW_AT_decl_file has meaning.
4997 * varasm.c (default_elf_asm_named_section): Use identifier name as
4998 comdat key instead of lang hook.
5000 2009-10-02 Neil Vachharajani <nvachhar@google.com>
5002 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
5004 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
5006 * config/i386/i386.md (SWIM248): New mode iterator.
5007 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
5008 divmodhi4 patterns using SWIM248 macro.
5009 (*divmod<mode>4): Macroize insn_and_split pattern from
5010 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
5011 and their corresponding splitters usign SWIM248 macro. Split SImode
5012 insn to generate cltd and DImode insn to generate cqto instead of
5013 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
5014 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
5015 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
5016 *divmodsi_noext patterns using SWIM248 macro.
5017 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
5018 udivmodhi4 patterns using SWIM248 macro.
5019 (*udivmod<mode>4): Macroize insn_and_split pattern from
5020 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
5021 corresponding splitters using SWIM248 macro.
5022 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
5023 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
5025 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
5027 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
5028 of zero-sized element is zero-sized regardless of its extent.
5030 2009-10-02 Jakub Jelinek <jakub@redhat.com>
5033 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
5034 * configure: Regenerated.
5035 * config.in: Regenerated.
5036 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
5037 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
5038 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
5039 not emitting .eh_frame, emit .cfi_sections .debug_frame
5044 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
5045 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
5047 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
5048 vars use DECL_RTL with resetting it back to NULL afterwards.
5049 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
5050 rtx_equal_p instead of asserting it is a SYMBOL_REF.
5051 (value_format): For dw_val_class_addr only use DW_FORM_addr if
5052 the attribute type allows it, otherwise use DW_FORM_dataN.
5053 (mem_loc_descriptor): Handle CONST_STRING.
5054 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
5055 Handle MEM with CONST_STRING address using add_AT_string.
5056 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
5057 CONST_STRING for const arrays initialized with a string literal.
5058 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
5059 (dwarf2out_finish): Call resolve_addr.
5061 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
5062 Maxim Kuvyrkov <maxim@codesourcery.com>
5064 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
5066 2009-10-02 Nick Clifton <nickc@redhat.com>
5068 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
5069 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
5071 2009-10-01 Jan Hubicka <jh@suse.cz>
5073 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
5074 (cgraph_create_virtual_clone): Just pass redirect_callers
5076 * cgraph.h (cgraph_clone_node): Update prototype.
5077 * ipa-pure-const.c (self_recursive_p): New function.
5078 (propagate): Use it.
5079 * ipa-inline.c (cgraph_clone_inlined_nodes,
5080 cgraph_decide_recursive_inlining): Update.
5082 2009-10-01 David Daney <ddaney@caviumnetworks.com>
5084 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
5085 instructions for TARGET_OCTEON.
5087 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5089 * config/arm/arm.c (arm_override_options): Turn off
5090 flag_dwarf2_cfi_asm for AAPCS variants.
5092 2009-10-01 Martin Jambor <mjambor@suse.cz>
5095 * tree-sra.c (convert_callers): Do not call
5096 compute_inline_parameters on one caller more than once.
5098 2009-10-01 Nick Clifton <nickc@redhat.com>
5100 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
5101 an empty string if not already defined.
5103 2009-10-01 Martin Jambor <mjambor@suse.cz>
5106 * tree-sra.c (is_va_list_type): New function.
5107 (find_var_candidates): Call is_va_list_type.
5108 (find_param_candidates): Check that the type or the type pointed
5109 to are not va_list types.
5111 2009-10-01 Martin Jambor <mjambor@suse.cz>
5114 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
5115 DECL_ARTIFICIAL (param_decl) is true.
5117 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
5119 * tree.h (tree_decl_common::lang_flag_8): New.
5120 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
5122 * c-common.h (RID_CONSTEXPR): New.
5124 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5126 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5127 Use ref-all pointers.
5128 (alpha_gimplify_va_arg): Ditto.
5130 2009-09-30 Jakub Jelinek <jakub@redhat.com>
5133 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5134 before insn counting loop now that BB_END (bb) is counted. Ensure
5135 the return value isn't zero.
5137 2009-09-30 Nick Clifton <nickc@redhat.com>
5139 * config.gcc (sh-symbianelf): Replace definition of extra_objs
5140 with separate definitions of c_target_objs and cxx_target_objs.
5141 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
5143 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
5144 sh_symbian_import_export_class.
5145 * config/sh/sh-protos.h: Fix names of exported symbian functions.
5146 * config/sh/symbian.c: Delete, moving code into...
5147 * config/sh/symbian-base.c: ... here
5148 * config/sh/symbian-c.c: ... and here
5149 * config/sh/symbian-cxx.c: ... and here.
5151 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5154 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
5155 of plus RTX into register.
5157 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5159 * doc/install.texi: Linguistic and markup fixes.
5160 (Configuration) <--disable-cpp>: Remove description.
5161 <--enable-maintainer-mode>: Autotools files are affected, too.
5162 <--with-sysroot>: Improve description.
5163 (Building): Bump required GNU make version.
5165 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5167 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
5168 (x86_64-*-*): Ditto.
5170 * config/i386/fma4intrin.h: New file, provide common x86 compiler
5171 intrinisics for FMA4.
5172 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
5173 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
5174 Add FMA4 check and fma4intrin.h.
5175 * config/i386/i386-c.c(ix86_target_macros_internal): Check
5177 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
5178 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
5179 constant for FMA4 support.
5180 (UNSPEC_FMA4_FMADDSUB): Ditto.
5181 (UNSPEC_FMA4_FMSUBADD): Ditto.
5182 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
5183 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
5184 (ix86_expand_fma4_multiple_memory): Ditto.
5185 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
5186 (OPTION_MASK_ISA_FMA4_UNSET): New.
5187 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
5188 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
5189 (ix86_handle_option): Handle -mfma4.
5190 (isa_opts): Handle -mfma4.
5191 (enum pta_flags): Add PTA_FMA4.
5192 (override_options): Add FMA4 support.
5193 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
5194 (IX86_BUILTIN_VFMADDSD): Ditto.
5195 (IX86_BUILTIN_VFMADDPS): Ditto.
5196 (IX86_BUILTIN_VFMADDPD): Ditto.
5197 (IX86_BUILTIN_VFMSUBSS): Ditto.
5198 (IX86_BUILTIN_VFMSUBSD): Ditto.
5199 (IX86_BUILTIN_VFMSUBPS): Ditto.
5200 (IX86_BUILTIN_VFMSUBPD): Ditto.
5201 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
5202 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
5203 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
5204 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
5205 (IX86_BUILTIN_VFNMADDSS): Ditto.
5206 (IX86_BUILTIN_VFNMADDSD): Ditto.
5207 (IX86_BUILTIN_VFNMADDPS): Ditto.
5208 (IX86_BUILTIN_VFNMADDPD): Ditto.
5209 (IX86_BUILTIN_VFNMSUBSS): Ditto.
5210 (IX86_BUILTIN_VFNMSUBSD): Ditto.
5211 (IX86_BUILTIN_VFNMSUBPS): Ditto.
5212 (IX86_BUILTIN_VFNMSUBPD): Ditto.
5213 (IX86_BUILTIN_VFMADDPS256): Ditto.
5214 (IX86_BUILTIN_VFMADDPD256): Ditto.
5215 (IX86_BUILTIN_VFMSUBPS256): Ditto.
5216 (IX86_BUILTIN_VFMSUBPD256): Ditto.
5217 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
5218 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
5219 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
5220 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
5221 (IX86_BUILTIN_VFNMADDPS256): Ditto.
5222 (IX86_BUILTIN_VFNMADDPD256): Ditto.
5223 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
5224 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
5225 (enum multi_arg_type): New enum for describing the various FMA4
5226 intrinsic argument types.
5227 (bdesc_multi_arg): New table for FMA4 intrinsics.
5228 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
5229 (ix86_expand_multi_arg_builtin): New function for creating FMA4
5231 (ix86_expand_builtin): Add FMA4 intrinsic support.
5232 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
5233 operand instructions.
5234 (ix86_expand_fma4_multiple_memory): New function to split the
5235 second memory reference from FMA4 instructions.
5236 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
5237 (ssemodesuffixf2s): Ditto.
5238 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
5240 (fma4_fmsub<mode>4): Ditto.
5241 (fma4_fnmadd<mode>4): Ditto.
5242 (fma4_fnmsub<mode>4): Ditto.
5243 (fma4_vmfmadd<mode>4): Ditto.
5244 (fma4_vmfmsub<mode>4): Ditto.
5245 (fma4_vmfnmadd<mode>4): Ditto.
5246 (fma4_vmfnmsub<mode>4): Ditto.
5247 (fma4_fmadd<mode>4256): Ditto.
5248 (fma4_fmsub<mode>4256): Ditto.
5249 (fma4_fnmadd<mode>4256): Ditto.
5250 (fma4_fnmsub<mode>4256): Ditto.
5251 (fma4_fmaddsubv8sf4): Ditto.
5252 (fma4_fmaddsubv4sf4): Ditto.
5253 (fma4_fmaddsubv4df4): Ditto.
5254 (fma4_fmaddsubv2df4): Ditto.
5255 (fma4_fmsubaddv8sf4): Ditto.
5256 (fma4_fmsubaddv4sf4): Ditto.
5257 (fma4_fmsubaddv4df4): Ditto.
5258 (fma4_fmsubaddv2df4): Ditto.
5259 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5260 instructions for intrinsics.
5261 (fma4i_fmsub<mode>4): Ditto.
5262 (fma4i_fnmadd<mode>4): Ditto.
5263 (fma4i_fnmsub<mode>4): Ditto.
5264 (fma4i_vmfmadd<mode>4): Ditto.
5265 (fma4i_vmfmsub<mode>4): Ditto.
5266 (fma4i_vmfnmadd<mode>4): Ditto.
5267 (fma4i_vmfnmsub<mode>4): Ditto.
5268 (fma4i_fmadd<mode>4256): Ditto.
5269 (fma4i_fmsub<mode>4256): Ditto.
5270 (fma4i_fnmadd<mode>4256): Ditto.
5271 (fma4i_fnmsub<mode>4256): Ditto.
5272 (fma4i_fmaddsubv8sf4): Ditto.
5273 (fma4i_fmaddsubv4sf4): Ditto.
5274 (fma4i_fmaddsubv4df4): Ditto.
5275 (fma4i_fmaddsubv2df4): Ditto.
5276 (fma4i_fmsubaddv8sf4): Ditto.
5277 (fma4i_fmsubaddv4sf4): Ditto.
5278 (fma4i_fmsubaddv4df4): Ditto.
5279 (fma4i_fmsubaddv2df4): Ditto.
5281 * doc/invoke.texi (-mfma4): Add documentation.
5282 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5284 2009-09-29 Richard Henderson <rth@redhat.com>
5286 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5287 an edge to the new destination block.
5289 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5292 * pa.c (hppa_profile_hook): Use
5293 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5295 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5296 Alexander Monakov <amonakov@ispras.ru>
5299 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5300 (not_postinc_memory_operand): New.
5301 (not_postinc_move_operand): New.
5302 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5303 (*cmovsi_internal): Ditto.
5305 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5307 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5308 restrict issue_rate in first pass when scheduling for register
5311 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5312 Rafael Avila de Espindola <espindola@google.com>
5314 * gengtype.c (plugin_output): New.
5315 (get_output_file_with_visibility): Return plugin_output for plugins.
5316 (main): Parse and use the -P option.
5317 * gty.texi: Update the command line format.
5319 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5322 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5324 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5325 out if !const_ok_for_output.
5328 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5329 case VAR_LOCATION>: Remove gcc_unreachable ().
5331 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5333 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5334 (x86_64-*-*): Ditto.
5335 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5336 back to smmintrin.h.
5337 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5338 * config/i386/x86intrin.h: Remove SSE5.
5339 * config/i386/mmintrin-common.h: Delete file.
5340 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5342 2009-09-29 Richard Guenther <rguenther@suse.de>
5344 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5345 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5347 2009-09-29 Nick Clifton <nickc@redhat.com>
5349 * function.c (current_function_name): If there is no current
5350 function just return "<none>".
5352 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5354 * tree-pass.h (register_pass_info): New structure.
5355 (pass_positioning_ops): Move enum from gcc-plugin.h.
5356 (register_pass): New function.
5357 * gcc-plugin.h (plugin_pass): Delete structure.
5358 (pass_positioning_ops): Delete enum.
5359 * plugin.c (regsiter_pass): Delete function.
5360 (position_pass): Delete function.
5361 (added_pass_nodes): Delete variable.
5362 (prev_added_pass_nodes): Delete variable.
5363 (pass_list_node): Delete structure.
5364 * passes.c (make_pass_instance): New function.
5365 (next_pass_1): Change to call make_pass_instance.
5366 (pass_list_node): Move structure from gcc-plugin.h.
5367 (added_pass_nodes): Move variable from plugin.c.
5368 (prev_added_pass_nodes): Move variable from plugin.c.
5369 (position_pass): New function.
5370 (register_pass): New function.
5372 2009-09-28 Easwaran Raman <eraman@google.com>
5374 * ifcvt.c (noce_try_abs): Recognize pattern and call
5375 expand_one_cmpl_abs_nojump.
5376 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5377 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5379 2009-09-28 Ian Lance Taylor <iant@google.com>
5382 * c-opts.c (c_common_handle_option): Don't set
5383 warn_jump_misses_init for -Wall.
5384 * doc/invoke.texi (Warning Options): Update documentation.
5386 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5388 * Makefile.in ($(out_object_file)): Depend on
5389 gt-$(basename $(notdir $(out_file))).h.
5391 2009-09-28 Richard Henderson <rth@redhat.com>
5393 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5394 * except.c (gen_eh_region): Set it.
5395 (duplicate_eh_regions_1): Copy it.
5396 * tree-eh.c (lower_resx): Use it to determine which function
5399 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5400 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5401 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5402 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5403 BUILT_IN_CXA_END_CLEANUP if necessary.
5405 * c-common.c (c_define_builtins): Update call to
5406 build_common_builtin_nodes.
5408 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5410 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5412 2009-09-28 Michael Matz <matz@suse.de>
5414 * builtins.c (interclass_mathfn_icode): New helper.
5415 (expand_builtin_interclass_mathfn): Use it here, and split folding
5417 (fold_builtin_interclass_mathfn): ... this new folder.
5418 (build_call_nofold_loc): New static helper.
5419 (build_call_nofold): New wrapper macro for above.
5420 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5421 (expand_builtin_pow): Ditto.
5422 (expand_builtin_memset_args): Ditto.
5423 (expand_builtin_printf): Ditto.
5424 (expand_builtin_fprintf): Ditto.
5425 (expand_builtin_sprintf): Ditto.
5426 (expand_builtin_memory_chk): Ditto.
5427 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5428 (expand_builtin_stpcpy): Ditto.
5429 (expand_builtin_strcmp): Ditto.
5430 (expand_builtin_strncmp): Ditto.
5431 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5432 (expand_builtin_strcpy_args): Don't call folders.
5433 (expand_builtin_memcmp): Ditto.
5434 (expand_builtin_strncpy): Ditto, and use target.
5435 (expand_builtin_memcpy): Ditto.
5436 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5437 expand_builtin_strpbrk, expand_builtin_memmove,
5438 expand_builtin_memmove_args, expand_builtin_bcopy,
5439 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5440 expand_builtin_strspn, expand_builtin_strcspn,
5441 expand_builtin_fputs): Remove these.
5442 (expand_builtin): Don't call the above, change calls to other
5443 expanders that changed prototype.
5444 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5445 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5446 fold_builtin_interclass_mathfn.
5447 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5448 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5450 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5451 * passes.c (init_optimization_passes): Move pass_fold_builtins
5452 after last phiopt pass.
5453 * tree-inline.c (fold_marked_statements): When folding builtins
5454 iterate over all instruction potentially generated.
5455 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5457 (fold_gimple_call): Use it to always fold calls (into potentially
5458 multiple instructions).
5459 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5460 calls into zero at this time.
5461 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5462 statements generated by builtin folding.
5464 2009-09-28 Nick Clifton <nickc@redhat.com>
5466 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5468 2009-09-28 Duncan Sands <baldrick@free.fr>
5470 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5471 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5472 (register_callback): Dispatch it.
5473 (invoke_plugin_callbacks): Incorporate in sanity check.
5474 * ggc.h (ggc_register_cache_tab): Add declaration.
5475 * ggc-common.c (ggc_register_root_tab): Simplify.
5476 (const_ggc_cache_tab_t): New typedef.
5477 (extra_cache_vec): New vector of dynamically added cache tables.
5478 (ggc_register_cache_tab): New function.
5479 (ggc_scan_cache_tab): New function.
5480 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5481 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5483 2009-09-27 Richard Henderson <rth@redhat.com>
5485 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5486 which we remove __builtin_stack_restore.
5488 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5490 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5491 to test for GRD_INVARIANT.
5492 (simple_rhs_p): Anything that's function_invariant_p is fine.
5494 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5496 * gengtype.c (main): Use plunge_files instead of plugin_output.
5498 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5499 Rafael Avila de Espindola <espindola@google.com>
5501 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5502 Don't print pch related info if it is false.
5503 (main): Don't print pch info in plugin mode.
5505 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5507 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5508 with dw_val_class_const_double.
5509 (struct dw_val_struct): Replace val_long_long with val_double and
5510 adjust for above change.
5511 (output_loc_operands): Likewise.
5512 (add_AT_long_long): Rename into...
5513 (add_AT_double): ...this.
5514 (print_die): Replace dw_val_class_long_long with
5515 dw_val_class_const_double and adjust.
5516 (attr_checksum): Likewise.
5517 (same_dw_val_p): Likewise.
5518 (size_of_die): Likewise.
5519 (value_format): Likewise.
5520 (output_die): Likewise.
5521 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5522 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5523 instead of add_AT_long_long.
5524 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5525 value with the precision of its type.
5527 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5530 * c-typeck.c (build_conditional_expr): Use the readonly and
5531 volatile flags of the operand types, not of the operands itself.
5533 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5535 * collect2.c (main): Look for -brtl before adding libraries.
5537 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5539 * config.gcc: Update OpenBSD targets.
5540 * config/openbsd-stdint.h: New file.
5541 * config/openbsd-libpthread.h: New file.
5542 * config/openbsd.h: Update and break out LIB_SPEC definition.
5543 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5544 * config/i386/openbsdelf.h: Correct types.
5545 * config/m68k/openbsd.h: Likewise.
5546 * config/mips/openbsd.h: Likewise.
5547 * config/vax/openbsd.h: Likewise.
5549 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5551 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5552 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5553 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5554 of the length and zero.
5556 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5558 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5559 (FLAGS_H): Add options.h $(REAL_H).
5560 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5561 (TREE_VECTORIZER_H): New.
5562 (EBITMAP_H): Renamed from EBIMAP_H.
5563 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5564 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5565 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5566 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5567 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5568 (graphite-clast-to-gimple.o, graphite-dependences.o)
5569 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5570 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5571 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5572 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5573 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5574 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5575 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5576 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5577 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5578 updated and fixed as per above changes and per
5579 check_makefile_deps.sh output.
5582 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5583 * configure: Regenerate.
5585 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5587 * doc/install.texi: Update minimum MPC version to 0.7.
5589 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5591 * doc/install.texi (Binaries): Remove reference to the binary
5592 distribution CD-ROM from the FSF.
5594 2009-09-26 Michael Matz <matz@suse.de>
5598 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5599 that are mentioned in the body.
5601 2009-09-26 Michael Matz <matz@suse.de>
5603 PR tree-optimization/41454
5604 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5605 (tree_ssa_dominator_optimize): Don't allocate and free it.
5606 (dom_opt_leave_block): Don't iterate over it.
5607 (eliminate_redundant_computations): Don't return a value.
5608 (cprop_operand, cprop_into_stmt): Ditto.
5609 (optimize_stmt): Don't defer updating stmts.
5611 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5613 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5614 generic_parameter_die, template_parameter_pack_die,
5615 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5616 renaming DW_TAG_formal_parameter_pack and
5617 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5618 and DW_TAG_GNU_template_parameter_pack.
5620 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5622 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5623 * config/v850/v850.c (v850_function_value): New function.
5624 (TARGET_FUNCTION_VALUE): Define.
5626 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5628 * tree-vect-stmts.c (vectorizable_call): Call
5629 mark_symbols_for_renaming after vect_finish_stmt_generation.
5631 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5632 to loc_descriptor_from_tree.
5633 (add_location_or_const_value_attribute): Pass 0 instead of 2
5634 for decl_by_reference_p decls.
5636 2009-09-25 Richard Guenther <rguenther@suse.de>
5639 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5642 2009-09-25 Ben Elliston <bje@au.ibm.com>
5644 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5647 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5649 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5650 form of instruction.
5652 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5655 * fold-const.c (const_binop): Handle complex int division.
5656 * tree-complex.c (expand_complex_div_straight,
5657 expand_complex_div_wide): Update comments.
5659 2009-09-24 DJ Delorie <dj@redhat.com>
5662 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5663 (reg_class): Likewise.
5664 (REG_CLASS_NAMES): Likewise.
5665 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5666 (m32c_override_options): Disable -fivopts for M32C.
5668 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5670 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5671 Delete VSX load/store with update support.
5672 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5673 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5677 (VStype_load_update): Ditto.
5678 (VStype_store_update): Ditto.
5679 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5680 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5682 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5683 load/store with update builtins.
5685 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5687 * libgcc2.c (L_trampoline): Prototype for getpagesize
5688 and mprotect in WINNT case.
5690 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5692 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5693 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5694 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5695 'outgoing' argument.
5696 (TARGET_FUNCTION_VALUE): Define.
5698 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5700 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5702 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5705 * common.opt: Initialize dwarf_strict to -1.
5706 * toplev.c (process_options): Catch unset dwarf_strict
5707 and set to 0 for all targets not overriding.
5708 * config/darwin.c (darwin_override_options): Catch unset
5709 dwarf_strict and override to 1.
5711 2009-09-24 Jeff Law <law@redhat.com>
5713 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5715 2009-09-24 Richard Guenther <rguenther@suse.de>
5717 PR tree-optimization/36143
5718 PR tree-optimization/38747
5719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5720 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5722 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5725 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5726 return false instead of gcc_unreachable (). For CONST return the
5727 value returned by recursive call instead of always returning true.
5728 (tree_add_const_value_attribute): Return the value returned by
5729 add_const_value_attribute instead of always returning true if rtl
5732 2009-09-23 Justin Seyster <jrseys@gmail.com>
5734 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5736 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5738 * cgraphunit.c (cgraph_lower_function): Revert last change.
5739 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5740 instead of DECL_NO_STATIC_CHAIN.
5741 * tree-cfg.c (verify_gimple_call): Likewise.
5742 * tree-nested.c (get_chain_decl, get_chain_field,
5743 convert_tramp_reference_op, convert_gimple_call): Likewise.
5744 (convert_all_function_calls): Likewise. Always set or clear
5745 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5746 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5747 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5749 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5750 DECL_NO_STATIC_CHAIN.
5751 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5752 instead of DECL_NO_STATIC_CHAIN.
5753 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5754 decl_function_context.
5755 * varasm.c (initializer_constant_valid_p): Likewise.
5756 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5757 (DECL_STATIC_CHAIN): ... this.
5758 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5759 instead of DECL_NO_STATIC_CHAIN.
5761 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5762 Rafael Avila de Espindola <espindola@google.com>
5764 * gengtype.c (nb_plugin_files): Make it unsigned to match
5765 num_gt_files. Adjust other variables to avoid warnings.
5766 (main): Allocate an all zero lang_bitmap before each plugin file name
5767 to match regular file names.
5769 2009-09-23 Richard Henderson <rth@redhat.com>
5771 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5772 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5773 static chain passed in memory.
5774 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5775 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5776 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5777 STATIC_CHAIN_REGNUM defined.
5779 * config/picochip/picochip-protos.h: s/class/klass/.
5780 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5781 (picochip_static_chain): New.
5782 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5783 (STATIC_CHAIN_INCOMING): Remove.
5785 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5786 (xtensa_static_chain): New.
5787 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5788 (STATIC_CHAIN_INCOMING): Remove.
5790 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5792 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5793 * config/pa/pa-protos.h (function_value): Remove.
5794 * config/pa/pa.c (pa_function_value): Rename from function_value.
5795 Make static, add 'outgoing' argument.
5796 (TARGET_FUNCTION_VALUE): Define.
5798 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5800 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5801 instead of cfun->machine->is_leaf.
5802 * config/avr/avr.h (machine_function): Remove is_leaf field.
5804 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5807 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5808 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5809 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5810 the same size, prefer DW_OP_stack_value.
5811 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5812 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5814 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5817 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5819 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5822 * cfgexpand.c (convert_debug_memory_address): New.
5823 (expand_debug_expr): Convert base address and offset to the same
5824 mode. Use it to convert addresses to other modes. Accept
5827 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5830 * function.h (types_used_by_vars_hash): Declare new hash table.
5831 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5832 equality and hash function for the hash table.
5833 (types_used_by_cur_var_decl): Declare a new global chained list.
5834 (types_used_by_var_decl_insert): Declare new function.
5835 * function.c (types_used_by_vars_hash): Define the hashtable ...
5836 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5837 its equality and hash functions.
5838 (hash_types_used_by_vars_entry): New hash helper.
5839 (types_used_by_cur_var_decl): Define the global chained list.
5840 (used_types_insert): Update the list of types used by the global
5841 variable being parsed.
5842 (types_used_by_var_decl_insert): Define new function.
5843 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5844 * c-common.c (record_types_used_by_current_var_decl): ... new
5846 * c-decl.c (finish_decl): Record the types used by the global
5847 variable declaration we've just parsed.
5848 * dwarf2out.c (premark_used_types): Insert a new line between
5849 comment and function.
5850 (premark_used_types_helper): Fix comment.
5851 (premark_types_used_by_global_vars_helper,
5852 premark_types_used_by_global_vars): New functions.
5853 (prune_unused_types): Do not prune types used by global variables.
5855 2009-09-23 Richard Guenther <rguenther@suse.de>
5857 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5858 produced for bigendian targets with promoted subregs.
5860 2009-09-23 Richard Guenther <rguenther@suse.de>
5862 * value-prof.c (gimple_ic): Purge old EH edges only after building
5865 2009-09-23 Nick Clifton <nickc@redhat.com>
5867 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5869 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5872 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5875 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5876 on non-nested functions.
5878 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5879 Jan Hubicka <jh@suse.cz>
5881 * dwarf2out.c (loc_list_plus_const): Only define if
5882 DWARF2_DEBUGGING_INFO.
5883 (address_of_int_loc_descriptor): Likewise.
5886 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5888 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5891 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5892 constant is more than zero.
5894 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5897 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5898 call final to emit non-scheduled prologue, instead insert at entry.
5900 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5901 Joseph S. Myers <joseph@codesourcery.com>
5903 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5905 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5906 Rafael Avila de Espindola <espindola@google.com>
5908 * gengtype.c (is_file_equal): New function.
5909 (close_output_files): Use is_file_equal. Free of->buf.
5911 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5912 Rafael Avila de Espindola <espindola@google.com>
5914 * gengtype.c (write_types, write_local): Add the output_header
5915 argument. Update all callers.
5917 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5919 * dwarf2out.c (template_parameter_pack_die,
5920 gen_formal_parameter_pack_die ): New functions.
5921 (make_ith_pack_parameter_name): Remove this function.
5922 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5923 DW_TAG_formal_parameter_pack.
5924 (gen_generic_params_dies): Represent each template parameter pack
5925 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5926 represented by usual DW_TAG_template_*_parameter DIEs that are
5927 children of the DW_TAG_template_parameter_pack element DIE.
5928 (generic_parameter_die): This doesn't deal with parameter pack
5929 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5930 of parameter pack DIEs.
5931 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5932 in certain cases, e.g. for pack elements.
5933 (gen_formal_types_die, gen_decl_die): Adjust usage of
5934 gen_formal_parameter_die.
5935 (gen_subprogram_die): Represent each function parameter pack by a
5936 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5937 represented by usual DW_TAG_formal_parameter DIEs that are children
5938 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5939 ____builtin_va_alist decls as no part of the compiler uses those
5941 * langhooks.h (struct lang_hooks_for_decls): Add
5942 function_parm_expanded_from_pack_p, get_generic_function_decl
5943 and function_parameter_pack_p hooks. Fix comment for
5944 get_innermost_generic_parms hook.
5945 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5946 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5947 macros and use them to initialize lang_hook.
5949 2009-09-22 Richard Henderson <rth@redhat.com>
5951 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5952 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5953 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5954 on TRAMPOLINE_TEMPLATE.
5955 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5956 TRAMPOLINE_ADJUST_ADDRESS.
5957 * targhooks.c (default_asm_trampoline_template): Remove.
5958 (default_trampoline_adjust_address): Remove.
5959 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5960 * targhooks.h: Update decls.
5962 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5964 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5965 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5966 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5968 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5971 * reload1.c (reload): Reset debug insns with pseudos without
5974 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5976 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5977 unconditional true for decimal float modes.
5978 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5979 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5981 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5983 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5984 Enable a new case for __FreeBSD__ >= 7.
5985 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5986 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5987 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5988 and USE_LD_AS_NEEDED.
5990 * doc/install.texi (*-*-freebsd*): Update target information.
5992 2009-09-22 Richard Guenther <rguenther@suse.de>
5995 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5996 arrays really properly.
5998 2009-09-22 Richard Henderson <rth@redhat.com>
6001 * target.h (struct gcc_target): Add asm_out.trampoline_template,
6002 calls.static_chain, calls.trampoline_init,
6003 calls.trampoline_adjust_address.
6004 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6005 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6006 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6007 * builtins.c (expand_builtin_setjmp_receiver): Use
6008 targetm.calls.static_chain; only clobber registers.
6009 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
6010 set up memory attributes properly for the trampoline block.
6011 (expand_builtin_adjust_trampoline): Use
6012 targetm.calls.trampoline_adjust_address.
6013 * calls.c (prepare_call_address): Add fndecl argument. Use
6014 targetm.calls.static_chain.
6015 * df-scan.c (df_need_static_chain_reg): Remove.
6016 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
6017 consolodate static chain handling.
6018 * doc/tm.texi: Document new hooks.
6019 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
6020 (init_emit_regs): Don't initialize them.
6021 * expr.h (prepare_call_address): Update decl.
6022 * final.c (profile_function): Use targetm.calls.static_chain.
6023 * function.c (expand_function_start): Likewise.
6024 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
6025 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
6026 only clobber registers.
6027 * targhooks.c (default_static_chain): New.
6028 (default_asm_trampoline_template, default_trampoline_init): New.
6029 (default_trampoline_adjust_address): New.
6030 * targhooks.h: Declare them.
6031 * varasm.c (assemble_trampoline_template): Use
6032 targetm.asm_out.trampoline_template. Make the memory block const
6035 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
6036 alpha_initialize_trampoline. Make static. Merge VMS parameter
6037 differences into the TARGET_ABI_OPEN_VMS code block.
6038 (TARGET_TRAMPOLINE_INIT): New.
6039 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
6040 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
6041 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
6042 (INITIALIZE_TRAMPOLINE): Remove.
6044 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
6045 (TRAMPOLINE_TEMPLATE): Merge with ...
6046 (INITIALIZE_TRAMPOLINE): ... this and move ...
6047 * config/arc/arc.c (arc_trampoline_init): ... here.
6048 (TARGET_TRAMPOLINE_INIT): New.
6050 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6051 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6052 (arm_asm_trampoline_template): New.
6053 (arm_trampoline_init, arm_trampoline_adjust_address): New.
6054 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
6055 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
6056 code to arm_asm_trampoline_template.
6057 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
6058 arm_trampoline_adjust_address.
6059 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
6060 adjust for target hook parameters.
6062 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
6065 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
6066 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
6067 (bfin_trampoline_init): Rename from initialize_trampoline;
6068 make static; update for target hook parameters.
6069 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6070 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
6071 bfin_asm_trampoline_template.
6072 (INITIALIZE_TRAMPOLINE): Remove.
6074 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6075 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
6076 cris_trampoline_init): New.
6077 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
6078 cris_asm_trampoline_template.
6079 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
6080 adjust for target hook parameters.
6082 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
6084 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6085 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
6086 fr30_trampoline_init): New.
6087 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
6088 fr30_asm_trampoline_template.
6089 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
6090 adjust for target hook parameters.
6092 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
6093 (frv_trampoline_init): Rename from frv_initialize_trampoline;
6094 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
6095 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
6096 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
6098 * config/h8300/h8300.c (h8300_trampoline_init): New.
6099 (TARGET_TRAMPOLINE_INIT): New.
6100 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
6101 to h8300_trampoline_init and adjust for hook parameters.
6103 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
6104 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
6105 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
6106 make static; adjust for hook parameters.
6107 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
6109 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6110 (TARGET_TRAMPOLINE_INIT): New.
6111 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
6112 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
6113 iq2000_asm_trampoline_template.
6114 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
6115 (TRAMPOLINE_CODE_SIZE): New.
6116 (TRAMPOLINE_SIZE): Use it.
6117 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
6119 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
6120 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
6121 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
6122 adjust for hook parameters.
6123 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
6125 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
6126 (m32r_trampoline_init): New.
6127 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
6128 m32r_trampoline_init.
6130 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
6131 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
6132 make static; update for hook parameters.
6133 * config/m68hc11/m68hc11-protos.h: Update.
6134 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
6136 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6137 (TARGET_TRAMPOLINE_INIT): New.
6138 (mcore_function_value): Fix typo.
6139 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
6140 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
6141 to mcore_asm_trampoline_template.
6142 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
6144 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
6145 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
6146 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
6147 update for hook parameters.
6148 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
6150 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6151 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6152 mips_trampoline_init): New.
6153 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
6154 mips_asm_trampoline_template.
6155 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
6156 update for hook parameters.
6158 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6159 (TARGET_TRAMPOLINE_INIT): New.
6160 (mmix_trampoline_size): Remove.
6161 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
6162 make static. Remove out-of-date tetra vs octa comment.
6163 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
6164 make static; update for hook parameters.
6165 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
6166 (INITIALIZE_TRAMPOLINE): Remove.
6167 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
6168 (TRAMPOLINE_ALIGNMENT): New.
6169 * gcc/config/mmix/mmix-protos.h: Update.
6171 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6172 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6173 mn10300_trampoline_init): New.
6174 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
6175 mn10300_asm_trampoline_template.
6176 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
6178 * config/moxie/moxie.c (moxie_static_chain,
6179 moxie_asm_trampoline_template, moxie_trampoline_init,
6180 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
6181 TARGET_TRAMPOLINE_INIT): New.
6182 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
6183 moxie_trampoline_init.
6184 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
6185 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6187 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6188 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6189 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
6190 pa_trampoline_adjust_address): New.
6191 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
6192 pa_asm_trampoline_template.
6193 (TRAMPOLINE_ALIGNMENT): New.
6194 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
6195 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
6196 adjust for hook parameters.
6197 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
6199 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
6200 (TARGET_TRAMPOLINE_INIT): New.
6201 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
6202 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
6204 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
6206 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
6207 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
6208 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
6209 make static; adjust parameters for the hook.
6210 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
6212 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
6213 s390_trampoline_template; make static.
6214 (s390_trampoline_init): Rename from s390_initialize_trampoline;
6215 make static; adjust for target hook.
6216 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6217 * config/s390/s390-protos.h: Remove trampoline decls.
6218 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
6219 (TRAMPOLINE_TEMPLATE): Remove.
6220 (TRAMPOLINE_ALIGNMENT): New.
6222 * config/score/score-protos.h (score_initialize_trampoline): Remove.
6223 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6224 (TARGET_TRAMPOLINE_INIT): New.
6225 (score_asm_trampoline_template): New.
6226 (score_trampoline_init): Rename from score_initialize_trampoline;
6227 make static; adjust for hook parameters.
6228 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
6229 score[37]_asm_trampoline_template.
6230 (INITIALIZE_TRAMPOLINE): Remove.
6231 * config/score/score3.c (score3_asm_trampoline_template): New.
6232 (score3_trampoline_init): Rename from score3_initialize_trampoline;
6233 adjust for target hook.
6234 * config/score/score7.c (score7_asm_trampoline_template): New.
6235 (score7_trampoline_init): Rename from score7_initialize_trampoline;
6236 adjust for target hook.
6237 * config/score/score3.h, config/score/score7.h: Update.
6239 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
6240 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
6241 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6242 (sh_trampoline_init): Rename from sh_initialize_trampoline;
6243 make static; adjust for target hook parameters.
6244 (sh_trampoline_adjust_address): New.
6245 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
6246 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
6248 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
6249 (sparc32_initialize_trampoline): Rename from
6250 sparc_initialize_trampoline; make static; replace tramp parameter
6251 with m_tramp and update memory accesses.
6252 (sparc64_initialize_trampoline): Similarly.
6253 (sparc_trampoline_init): New.
6254 * config/sparc/sparc-protos.h: Remove trampoline decls.
6255 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
6256 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6258 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6259 (array_to_constant): Make ARR parameter const.
6260 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6261 make static; update for hook parameters.
6262 * config/spu/spu-protos.h: Update decls.
6263 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6265 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6266 from xstormy16_initialize_trampoline; make static; update for
6268 (TARGET_TRAMPOLINE_INIT): New.
6269 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6271 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6272 (TARGET_TRAMPOLINE_INIT): New.
6273 (v850_can_eliminate): Make static.
6274 (v850_asm_trampoline_template, v850_trampoline_init): New.
6275 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6276 v850_asm_trampoline_template.
6277 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6278 and adjust for target hook parameters.
6280 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6281 (TARGET_TRAMPOLINE_INIT): New.
6282 (vax_asm_trampoline_template, vax_trampoline_init): New.
6283 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6284 vax_asm_trampoline_template.
6285 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6287 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6288 (TARGET_TRAMPOLINE_INIT): New.
6289 (xtensa_asm_trampoline_template): Rename from
6290 xtensa_trampoline_template; make static.
6291 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6292 make static; update for hook parameters.
6293 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6294 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6295 (INITIALIZE_TRAMPOLINE): Remove.
6297 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6298 error for nested functions with regparm=3.
6299 (ix86_compute_frame_layout): Adjust frame pointer offset for
6300 ix86_static_chain_on_stack.
6301 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6302 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6303 don't reset to UNITS_PER_WORD.
6304 (ix86_emit_leave): Adjust ix86_cfa_state.
6305 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6306 (ix86_static_chain): New.
6307 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6308 make static; update for target hook parameters; use ix86_static_chain.
6309 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6310 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6311 (INITIALIZE_TRAMPOLINE): Remove.
6312 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6313 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6314 to the end. Add static_chain_on_stack.
6315 (ix86_static_chain_on_stack): New.
6317 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6318 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6319 (m68k_trampoline_init): New.
6320 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6321 m68k_trampoline_init and adjust for hook parameters.
6322 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6323 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6325 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6327 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6328 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6330 * reload1.c (reload): Call wrap_constant when substituting
6331 reg for equiv inside of DEBUG_INSNs.
6334 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6335 add_call_src_coords_attributes, add_high_low_attributes,
6336 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6337 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6338 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6339 when -gdwarf-2 -gstrict-dwarf.
6340 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6341 -gdwarf-[23] -gstrict-dwarf.
6342 (address_of_int_loc_descriptor, loc_descriptor,
6343 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6344 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6345 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6347 2009-09-22 Richard Guenther <rguenther@suse.de>
6349 PR tree-optimization/41428
6350 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6351 (ccp_finalize): Pass it to substitute_and_fold.
6353 2009-09-22 Richard Guenther <rguenther@suse.de>
6355 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6356 (substitute_and_fold): Adjust prototype.
6357 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6358 (simplify_stmt_using_ranges): Likewise.
6359 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6360 (vrp_fold_stmt): New function.
6361 (vrp_finalize): Pass it to substitute_and_fold.
6362 * tree-flow.h (vrp_evaluate_conditional): Remove.
6363 (simplify_stmt_using_ranges): Likewise.
6364 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6365 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6366 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6368 (fold_predicate_in): Move to tree-vrp.c.
6369 (substitute_and_fold): Use the callback instead of calling into
6370 tree-vrp.c functions directly.
6372 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6374 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6375 comparison warning on rs6000.
6378 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6379 GIMPLE_EH_MUST_NOT_THROW cleanup.
6380 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6382 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6385 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6386 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6387 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6388 libSystem which is derived from the gcc 4.2.1 unwinder.
6390 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6393 * varasm.c (default_encode_section_info): Copy TLS model into
6394 sym_ref flags regardless of backend support for TLS, for all
6395 model types except TLS_MODEL_EMULATED.
6397 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6400 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6401 we can handle it correctly.
6403 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6405 * doc/install.texi (os2): Remove section.
6407 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6409 * doc/standards.texi (Objective-C): Adjust two URLs.
6411 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6413 * tree-tailcall.c (process_assignment): Don't check if a
6414 multiplication or an addition are already present.
6415 (find_tail_calls): Combine multiple additions and multiplications.
6416 (adjust_accumulator_values): Emit accumulators.
6418 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6420 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6421 xmm register restore.
6423 2009-09-21 Jan Hubicka <jh@suse.cz>
6425 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6426 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6429 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6431 * stor-layout.c (layout_type): Remove obsolete code.
6433 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6436 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6438 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6441 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6442 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6443 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6444 * fold-const.c (const_binop): Likewise.
6445 * real.h (do_mpc_arg2): Update prototype.
6447 2009-09-20 Jan Hubicka <jh@suse.cz>
6449 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6450 (add_location_or_const_value_attribute): Rewrite using
6452 (tree_add_const_value_attribute): Return true if successful.
6453 (tree_add_const_value_attribute_for_decl): Likewise.
6455 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6456 (loc_descriptor): ... here;
6457 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6458 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6459 pool items that was not marked for output.
6460 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6461 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6462 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6463 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6464 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6465 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6466 DW_OP_stack_value to get address of items that are not available
6468 (dw_loc_list): Handle single element lists correctly.
6470 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6471 Pascal Obry <obry@adacore.com>
6473 * unwind-dw2-fde.c (classify_object_over_fdes):
6474 Cast the constant 1 to _Unwind_Ptr.
6475 (add_fdes): Likewise.
6476 (linear_search_fdes): Likewise.
6478 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6480 * stor-layout.c (set_sizetype): Avoid useless type copy.
6482 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6484 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6486 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6487 * configure, config.in: Regenerate.
6488 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6490 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6491 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6492 for global data if the output could be used in a shared library.
6493 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6494 to 0 if TARGET_WRITABLE_EH_FRAME.
6496 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6498 PR rtl-optimization/39886
6499 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6500 just when insn is equal to BB_END (bb).
6502 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6504 * config/mips/mips.opt (mrelax-pic-calls): New option.
6505 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6507 (mips_unspec_call): Change "unspec_call" expander into this.
6508 (mips_strip_unspec_call): New function.
6509 (mips_got_load): Call mips_unspec_call instead of
6510 gen_unspec_call<mode>.
6511 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6513 (mips_cfg_in_reorg): New function.
6514 (mips16_lay_out_constants): Use it to decide whether to call
6515 CFG-aware insn splitting.
6516 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6517 mips_reorg. Move DF set-up code from here ...
6518 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6520 (mips_reorg): Call mips_df_reorg instead of
6521 r10k_insert_cache_barriers. Move CFG set-up code here from
6522 r10k_insert_cache_barriers.
6523 (mips_call_expr_from_insn): New function.
6524 (mips_pic_call_symbol_from_set): Likewise.
6525 (mips_find_pic_call_symbol): Likewise.
6526 (mips_annotate_pic_call_expr): Likewise.
6527 (mips_get_pic_call_symbol): Likewise.
6528 (mips_annotate_pic_calls): Likewise.
6529 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6531 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6532 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6533 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6535 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6536 (unspec_call<mode>): Remove it.
6537 (sibcall_internal, sibcall_value_internal,
6538 sibcall_value_multiple_internal, call_internal, call_split,
6539 call_value_internal, call_value_split,
6540 call_value_multiple_internal, call_value_multiple_split): Pass
6541 SIZE_OPNO to MIPS_CALL.
6542 (call_internal_direct, call_direct_split,
6543 call_value_internal_direct, call_value_direct_split): Pass -1 as
6544 SIZE_OPNO to MIPS_CALL.
6545 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6546 * configure: Regenerate.
6547 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6548 and -mno-relax-pic-calls.
6549 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6551 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6554 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6555 in the directory this rule is called from, rather than the
6556 toplevel 'gcc' directory, to fix in-tree build.
6558 2009-09-19 Chris Demetriou <cgd@google.com>
6560 PR preprocessor/28435:
6561 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6562 to cpplib that the preprocessor output is needed.
6564 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6566 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6567 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6568 *return_and_restore_fpregs_<mode>,
6569 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6572 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6573 instead of assuming it has always a REG inside of it.
6575 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6577 * config/freebsd.h: Update comment on types.
6578 (WINT_TYPE): Define.
6580 2009-09-18 Jason Merrill <jason@redhat.com>
6582 * c.opt: Add -fno-deduce-init-list.
6584 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6586 * value-prof.c (interesting_stringop_to_profile_p): Added output
6587 argument to indicate which parameter is the size parameter.
6588 * value-prof.c (gimple_stringop_fixed_value): Use
6589 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6590 * value-prof.c (gimple_stringops_transform): Update call sites to
6591 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6593 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6596 From David Binderman <dcb314@hotmail.com>:
6597 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6598 local variable f. Remove stale comments.
6599 (ix86_compute_frame_layout): Remove useless local variable total_size.
6600 Remove #if 0'd code.
6601 (legitimate_address_p): Remove useless local variables
6602 reason_rtx and reason.
6603 (ix86_split_copysign_const): Remove useless local variable op1.
6604 (scale_counter): Remove useless local variable piece_size_mask.
6606 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6608 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6611 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6614 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6616 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6618 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6621 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6623 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6624 DW_OP_implicit_value even without dwarf_version 4.
6626 2009-09-17 Jan Hubicka <jh@suse.cz>
6628 * dwarf2out.c: Include tree-pass.h and gimple.h.
6629 (loc_list_plus_const): New function.
6630 (loc_descriptor_from_tree_1): Rename to ...
6631 (loc_descriptor_from_tree): ... remove original.
6632 (loc_list_from_tree): New function.
6633 (add_AT_location_description): Accept location list.
6634 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6635 (concatn_mem_loc_descriptor): Remove.
6636 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6638 (secname_for_decl): Move up.
6639 (hidden_reference_p): New function; break out from ...
6640 (loc_by_refernece): ... here; move up.
6641 (dw_loc_list): New function.
6642 (single_element_loc_list): New function.
6643 (single_element_loc_list_p): New function.
6644 (add_loc_descr_to_each): New function.
6645 (add_loc_list): New function.
6646 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6647 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6648 add diagnostics why expansion failed.
6649 (add_location_or_const_value_attribute): Support location lists.
6650 (add_bound_info): Likewise.
6651 (descr_info_loc): Update call of loc_descriptor_from_tree.
6652 (gen_variable_die): Work on location lists.
6653 * final.c (pass_final): Add dump file.
6654 * Makefile.in (dwarf2out.o): Add new dependencies.
6656 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6659 * real.c decimal_from_integer, decimal_integer_string): New.
6660 (real_from_integer): Use them as special case for decimal float.
6661 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6662 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6663 Do not append zero after the decimal point in string to convert.
6665 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6667 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6668 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6670 2009-09-17 Martin Jambor <mjambor@suse.cz>
6672 * common.opt (fipa-sra): New switch.
6673 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6674 * timevar.def (TV_IPA_SRA): New timevar.
6675 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6676 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6677 * tree-sra.c: Include cgraph.c.
6678 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6679 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6680 and grp_not_necessarilly_dereferenced.
6681 (func_param_count): New variable.
6682 (encountered_apply_args): New variable.
6683 (bb_dereferences): New variable.
6684 (final_bbs): New variable.
6685 (no_accesses_representant): New variable.
6686 (no_accesses_p): New function.
6687 (dump_access): Dump the new fields.
6688 (sra_initialize): Set encountered_apply_args to false.
6689 (get_ssa_base_param): New function.
6690 (mark_parm_dereference): New function.
6691 (create_access): Caring for INIDRECT_REFs and different handling of
6692 varialble length accesses in early IPA SRA. Store the stmt - a new
6693 parameter - to the new access.
6694 (build_access_from_expr_1): New parameter stmt, passed to
6695 create_access. Handle INDIRECT_REFs.
6696 (build_access_from_expr): Pass the current statement to
6697 build_access_from_expr_1.
6698 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6700 (build_accesses_from_assign): Pass the current statement to
6701 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6702 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6703 final_bbs when necessary. Check for calls to __builtin_apply_args.
6704 Fixup EH info if anythng was changed.
6705 (is_unused_scalar_param): New function.
6706 (ptr_parm_has_direct_uses): New function.
6707 (find_param_candidates): New function.
6708 (mark_maybe_modified): New function.
6709 (analyze_modified_params): New function.
6710 (propagate_dereference_distances): New function.
6711 (dump_dereferences_table): New function.
6712 (analyze_caller_dereference_legality): New function.
6713 (unmodified_by_ref_scalar_representative): New function.
6714 (splice_param_accesses): New function.
6715 (decide_one_param_reduction): New function.
6716 (enum ipa_splicing_result): New type.
6717 (splice_all_param_accesses): New function.
6718 (get_param_index): New function.
6719 (turn_representatives_into_adjustments): New function.
6720 (analyze_all_param_acesses): New function.
6721 (get_replaced_param_substitute): New function.
6722 (get_adjustment_for_base): New function.
6723 (replace_removed_params_ssa_names): New function.
6724 (sra_ipa_reset_debug_stmts): New function.
6725 (sra_ipa_modify_expr): New function.
6726 (sra_ipa_modify_assign): New function.
6727 (convert_callers): New function.
6728 (modify_function): New function.
6729 (ipa_sra_preliminary_function_checks): New function.
6730 (ipa_early_sra): New function.
6731 (ipa_early_sra_gate): New function.
6732 (pass_early_ipa_sra): New variable.
6733 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6735 2009-09-17 Michael Matz <matz@suse.de>
6738 * tree.c (build_type_attribute_qual_variant): Export.
6739 * tree.h (build_type_attribute_qual_variant): Declare.
6740 * tree-inline.c (remap_type_1): Use it to build variants with
6741 the original qualifiers and attributes.
6743 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6745 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6746 without a fallthrough edge.
6748 2009-09-16 DJ Delorie <dj@redhat.com>
6750 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6751 chip and ignore the "fast_interrupt" attribute if so.
6753 2009-09-16 Richard Henderson <rth@redhat.com>
6756 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6759 2009-09-16 Richard Henderson <rth@redhat.com>
6762 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6763 is set only if DECL_NO_STATIC_CHAIN is unset.
6764 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6765 (FOR_EACH_NEST_INFO): New.
6766 (walk_all_functions): Use it.
6767 (finalize_nesting_tree): Likewise.
6768 (unnest_nesting_tree): Likewise.
6769 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6770 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6771 (convert_gimple_call): Early out if gimple_call_chain already set.
6772 (convert_all_function_calls): Iterate until no new functions
6773 require a static chain.
6774 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6775 when building a trampoline. Use dump_function_to_file instead
6777 (lower_nested_functions): Open dump_file. Validate that decls
6778 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6779 bit reset by this pass.
6781 2009-09-16 Michael Matz <matz@suse.de>
6784 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6785 shorten decl_common_unused.
6786 (DECL_RESTRICTED_P): New accessor.
6787 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6788 to disambiguate marked decls and restrict pointers.
6790 2009-09-16 Richard Henderson <rth@redhat.com>
6793 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6795 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6797 * integrate.c (set_block_abstract_flags): Call
6798 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6800 2009-09-16 Richard Guenther <rguenther@suse.de>
6803 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6806 2009-09-16 DJ Delorie <dj@redhat.com>
6807 Kaz Kojima <kkojima@gcc.gnu.org>
6809 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6810 (sh_expand_prologue): Update calls to output_stack_adjust.
6811 (sh_expand_epilogue): Likewise.
6813 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6816 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6817 trying to limit the extent of searches in the insn stream.
6819 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6820 Jakub Jelinek <jakub@redhat.com>
6824 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6826 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6827 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6828 (rs6000_savres_strategy): Always save FP registers inline if the
6829 target doesn't support hardware double-precision. Set the above
6830 bits in return value when needed.
6831 (rs6000_savres_routine_sym): Fix computation for cache selector.
6832 Mark the generated symbol as a function. Rename exitp argument to
6833 lr. Move code for determining the name of the symbol...
6834 (rs6000_savres_routine_name): ...here. New function. Add cases for
6835 getting the names right on AIX and 64-bit Linux.
6836 (savres_routine_name): New variable.
6837 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6838 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6839 on what the target routine uses as a base register. If savep && lr
6840 describe saving of r0 into memory slot.
6841 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6842 line calls for AIX ABI.
6843 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6844 determine FP save/restore functions.
6845 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6846 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6848 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6849 Duplicate restoration of LR and execute the appropriate one
6850 depending on whether GPRs are being restored inline. Set r11 from
6851 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6852 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6853 Fix out of line calls for AIX ABI.
6854 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6856 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6858 (*restore_gpregs_spe): Likewise.
6859 (*return_and_restore_gpregs_spe): Likewise.
6860 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6861 Define to empty string unconditionally.
6862 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6863 Define to empty string unconditionally.
6864 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6867 2009-09-15 Jan Hubicka <jh@suse.cz>
6869 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6870 * params.def (inline-insns-auto): Likewise.
6872 2009-09-15 Martin Jambor <mjambor@suse.cz>
6874 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6875 individual statements only at TDF_DETAILS dump level. Format
6876 source for 80 characters per line.
6878 2009-09-15 Christian Bruel <christian.bruel@st.com>
6880 * regrename.c (do_replace): Update REG_DEAD notes.
6882 2009-09-15 Revital Eres <eres@il.ibm.com>
6884 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6885 * targhooks.c (default_builtin_support_vector_misalignment):
6886 New builtin function.
6887 * targhooks.h (default_builtin_support_vector_misalignment):
6889 * target.h (builtin_support_vector_misalignment):
6890 New field in struct gcc_target.
6891 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6892 new builtin function.
6893 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6895 * config/rs6000/rs6000.c
6896 (rs6000_builtin_support_vector_misalignment): New function.
6897 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6899 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6901 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6903 (bfin_optimize_loop): Likewise.
6904 (bfin_gen_bundles): Likewise.
6905 (workaround_speculation): Likewise.
6906 (find_load): Return NULL_RTX for debug_insn.
6908 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6910 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6913 2009-09-14 DJ Delorie <dj@redhat.com>
6915 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6916 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6919 2009-09-14 Richard Henderson <rth@redhat.com>
6920 Jakub Jelinek <jakub@redhat.com>
6922 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6923 * cfgbuild.c (make_edges): Handle asm goto.
6924 * cfglayout.c (fixup_reorder_chain): Likewise.
6925 * cfgrtl.c (patch_jump_insn): Likewise.
6926 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6927 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6928 (gimple_build_asm_vec): Add and use labels parameter.
6929 (gimple_build_asm): Remove.
6930 (walk_gimple_asm): Walk labels too.
6931 * gimple.def (GIMPLE_ASM): Update docs.
6932 * gimple.h: Update decls.
6933 (struct gimple_statement_asm): Change nc to use unsigned char;
6935 (gimple_asm_nlabels): New.
6936 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6937 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6938 into gimple_build_asm_vec.
6939 * jump.c (mark_jump_label_asm): New.
6940 (mark_jump_label): Use it.
6941 (redirect_jump_1): Handle asm goto.
6942 (invert_jump_1): Soft fail if X is null.
6943 * recog.c (extract_asm_operands): New.
6944 (asm_noperands): Use it; handle asm labels.
6945 (decode_asm_operands): Use extract_asm_operands.
6946 (asm_operand_ok): Properly handle empty string.
6947 * reg-stack.c (get_asm_operands_in_out): Rename from
6948 get_asm_operand_n_inputs; use extract_asm_operands; return both
6949 inputs and outputs by reference; update all callers.
6950 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6951 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6952 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6953 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6954 (extract_asm_operands): Declare.
6955 * stmt.c (expand_asm_operands): Add and use labels parameter.
6956 (check_unique_operand_names): Likewise.
6957 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6958 (expand_asm_stmt): Handle asm labels.
6959 * tree-cfg.c (make_gimple_asm_edges): New.
6960 (make_edges): Use it.
6961 (cleanup_dead_labels): Handle asm labels.
6962 (is_ctrl_altering_stmt): Likewise.
6963 (gimple_redirect_edge_and_branch): Likewise.
6964 * tree.def (ASM_EXPR): Add 5th operand.
6965 * tree.h (ASM_LABELS): New.
6966 (resolve_asm_operand_names): Update decl.
6968 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6969 (c_parser_asm_goto_operands): New.
6970 * c-tree.h (build_asm_expr): Update decl.
6971 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6972 * doc/extend.texi: Document asm goto.
6974 2009-09-14 Richard Henderson <rth@redhat.com>
6976 * except.h: Update declarations.
6977 (struct pointer_map_t): Forward declare.
6978 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6979 (struct eh_landing_pad_d, eh_landing_pad): New.
6980 (struct eh_catch_d, eh_catch): New.
6981 (struct eh_region_d): Remove next_region_sharing_label, aka,
6982 label, tree_label, landing_pad, post_landing_pad, resume,
6983 may_contain_throw. Rename region_number to index. Remove
6984 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6985 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6986 (VEC(eh_landing_pad,gc)): New.
6987 (struct eh_status): Remove last_region_number. Add lp_array,
6988 throw_stmt_table, ttype_data, ehspec_data.
6989 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6990 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6991 * except.c (lang_protect_cleanup_actions): Return tree.
6992 (struct ehl_map_entry): Remove.
6993 (init_eh_for_function): Push zero entries for region and lp_array.
6994 (gen_eh_region): Add to region_array immediately.
6995 (gen_eh_region_catch): Operate on eh_catch objects.
6996 (gen_eh_landing_pad): New.
6997 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6998 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6999 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
7000 (get_eh_landing_pad_from_number_fn): New.
7001 (get_eh_landing_pad_from_number): New.
7002 (get_eh_region_from_lp_number_fn): New.
7003 (get_eh_region_from_lp_number): New.
7004 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
7005 (get_exception_pointer, get_exception_filter): Remove.
7006 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
7007 (current_function_has_exception_handlers): Simplify.
7008 (bring_to_root, eh_region_replaceable_by_p): Remove.
7009 (replace_region, hash_type_list, hash_eh_region): Remove.
7010 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
7011 (label_to_region_map, num_eh_regions): Remove.
7012 (get_next_region_sharing_label, must_not_throw_labels): Remove.
7013 (find_exception_handler_labels): Remove.
7014 (duplicate_eh_regions_0, find_prev_try): Remove.
7015 (struct duplicate_eh_regions_data): New.
7016 (duplicate_eh_regions_1): Rewrite.
7017 (duplicate_eh_regions): Return a pointer map instead of an
7019 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
7020 (redirect_eh_edge_to_label): Remove.
7021 (eh_region_outermost): Rewrite using eh_region pointers
7022 instead of integers.
7023 (add_ttypes_entry): Update for ttype_data move to eh_status.
7024 (add_ehspec_entry): Rewrite with VEC instead of varray.
7025 (assign_filter_values): Likewise. Export.
7026 (build_post_landing_pads, connect_post_landing_pads): Remove.
7027 (dw2_build_landing_pads): Rewrite to use lp_array.
7028 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
7029 (sjlj_assign_call_site_values): Rewrite to use lp_array.
7030 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
7031 (sjlj_mark_call_sites): Update for landing pad numbers.
7032 (finish_eh_generation): Rewrite.
7033 (gate_handle_eh): Do nothing for no eh tree.
7034 (pass_rtl_eh): Move up near finish_eh_generation.
7035 (remove_eh_landing_pad): New.
7036 (remove_eh_handler): Export.
7037 (remove_eh_region, remove_eh_handler_and_replace): Remove.
7038 (for_each_eh_label): Rewrite to use lp_array.
7039 (make_reg_eh_region_note): New.
7040 (make_reg_eh_region_note_nothrow_nononlocal): New.
7041 (insn_could_throw_p): New.
7042 (copy_reg_eh_region_note_forward): New.
7043 (copy_reg_eh_region_note_backward): New.
7044 (check_handled, add_reachable_handler): Remove.
7045 (reachable_next_level, foreach_reachable_handler): Remove.
7046 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
7047 (get_eh_region_and_lp_from_rtx): New.
7048 (get_eh_region_from_rtx): New.
7049 (can_throw_internal_1, can_throw_external_1): Remove.
7050 (can_throw_internal): Use get_eh_region_from_rtx.
7051 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
7052 (insn_nothrow_p, can_nonlocal_goto): New.
7053 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
7054 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
7055 (add_action_record): Use VEC not varray.
7056 (collect_one_action_chain): Update for eh_region changes.
7057 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
7058 Use get_eh_region_and_lp_from_rtx.
7059 (gate_convert_to_eh_region_ranges): New.
7060 (pass_convert_to_eh_region_ranges): Use it.
7061 (push_uleb128, push_sleb128): Use VEC not varray.
7062 (output_one_function_exception_table): Likewise.
7063 (dump_eh_tree): Update for eh_region changes.
7064 (verify_eh_tree): Likewise.
7065 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
7066 * tree-eh.c: Include target.h.
7067 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
7068 Don't disallow GIMPLE_RESX; adjust argument check.
7069 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
7070 (record_stmt_eh_region): Update for landing pad numbers;
7071 generate a landing pad if necessary.
7072 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
7073 (remove_stmt_from_eh_lp_fn): Similarly.
7074 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
7075 Update for lp numbers; don't special case missing throw_stmt_table.
7076 (lookup_expr_eh_lp): Similarly.
7077 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
7078 (eh_seq, eh_region_may_contain_throw): New.
7079 (struct leh_state): Add ehp_region.
7080 (struct leh_tf_state): Remove eh_label.
7081 (emit_post_landing_pad): New.
7082 (emit_resx, emit_eh_dispatch): New.
7083 (note_eh_region_may_contain_throw): New.
7084 (frob_into_branch_around): Take eh_region not eh label;
7085 emit eh code into eh_seq.
7086 (honor_protect_cleanup_actions): Early exit for no actions. Don't
7087 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
7088 lower_eh_must_not_throw. Emit code to eh_seq.
7089 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
7090 (lower_try_finally_onedest): Likewise.
7091 (lower_try_finally_copy): Likewise.
7092 (lower_try_finally_switch): Likewise.
7093 (lower_try_finally): Initialize ehp_region.
7094 (lower_catch): Update for eh_catch objects.
7095 (lower_eh_filter): Don't handle must_not_throw.
7096 (lower_eh_must_not_throw): New.
7097 (lower_cleanup): Don't set eh_label.
7098 (lower_eh_constructs_2): Resolve eh builtins.
7099 Handle GIMPLE_EH_MUST_NOT_THROW.
7100 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
7101 Add eh_seq to the end of the function body.
7102 (make_eh_dispatch_edges): New.
7103 (make_eh_edge): Remove.
7104 (make_eh_edges): Simplify for landing pads.
7105 (redirect_eh_edge_1): New.
7106 (redirect_eh_edge): Use it.
7107 (redirect_eh_dispatch_edge): New.
7108 (stmt_could_throw_p): Use a switch. Allow RESX.
7109 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
7110 (stmt_can_throw_internal): Likewise.
7111 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
7112 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
7113 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
7114 (gate_refactor_eh): New.
7115 (pass_refactor_eh): Use it.
7116 (lower_resx, execute_lower_resx, pass_lower_resx): New.
7117 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
7118 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
7119 (remove_unreachable_handlers): Rename from
7120 tree_remove_unreachable_handlers; rewrite for landing pads;
7121 call remove_eh_handler directly.
7122 (remove_unreachable_handlers_no_lp): New.
7123 (unsplit_eh, unsplit_all_eh): New.
7124 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
7125 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
7126 (cleanup_empty_eh_unsplit): New.
7127 (cleanup_empty_eh): Rewrite.
7128 (cleanup_all_empty_eh): New.
7129 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
7130 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
7131 (gate_cleanup_eh): New.
7132 (pass_cleanup_eh): Use it.
7133 (verify_eh_edges): Move later in file. Expect one EH edge.
7134 (verify_eh_dispatch_edge): New.
7136 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
7137 (gtype-desc.o): Add TARGET_H.
7138 (tree.o): Use EXCEPT_H, not except.h.
7139 (cfgbuild.o): Add EXPR_H.
7140 (GTFILES): Add vecprim.h.
7141 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
7142 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
7143 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
7144 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
7145 * calls.c (emit_call_1): Use make_reg_eh_region_note.
7146 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
7147 calls to can_throw_internal.
7148 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
7149 (make_edges): Don't handle RESX; use can_nonlocal_goto.
7150 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
7151 (expand_gimple_stmt): Use make_reg_eh_region_note.
7152 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
7153 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
7154 or find_exception_handler_labels.
7155 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
7156 there is exacly one EH edge. Use can_nonlocal_goto and
7158 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
7159 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
7160 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
7161 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
7162 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
7163 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
7164 * dse.c (scan_insn): Use insn_could_throw_p.
7165 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
7166 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
7167 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
7168 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
7169 EXC_PTR_EXPR or FILTER_EXPR.
7170 (tree_expr_nonzero_warnv_p): Likewise.
7171 * function.h: Include vecprim.h, not varray.h
7172 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
7173 move ttype_data and ehspec_data members to struct eh_status; change
7174 action_record_data member to a VEC.
7175 * gcse.c (hash_scan_set): Use can_throw_internal.
7176 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
7177 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
7178 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7179 (block_may_fallthru): Don't handle RESX_EXPR.
7180 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
7181 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
7182 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
7183 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
7184 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
7185 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
7186 (gimple_size): Likewise.
7187 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
7188 (gimple_build_resx): Use gimple_build_with_ops.
7189 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
7190 (is_gimple_val): Likewise.
7191 (is_gimple_stmt): Remove RESX_EXPR.
7192 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
7193 (GIMPLE_RESX): Reorder with other EH constructs.
7194 * gimple.h (struct gimple_statement_eh_mnt): New.
7195 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
7196 (gimple_eh_filter_must_not_throw): Remove.
7197 (gimple_eh_filter_set_must_not_throw): Remove.
7198 (gimple_eh_must_not_throw_fndecl): New.
7199 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
7200 (is_gimple_resx): New.
7201 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
7202 Don't copy EH_FILTER_MUST_NOT_THROW.
7203 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
7204 * ipa-inline.c (estimate_function_body_sizes): Don't try to
7205 handle must_not_throw_labels specially.
7206 * ipa-pure-const.c (check_call): Update debug statement for LP.
7207 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
7208 * ipa-utils.c (get_base_var): Likewise.
7209 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
7210 * lower-subreg.c (move_eh_region_note): Remove.
7211 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
7212 * omp-low.c (new_omp_context): Update for eh_lp_nr.
7213 (create_task_copyfn): Likewise.
7214 (maybe_catch_exception): Use gimple_build_eh_filter.
7215 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
7216 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
7217 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
7218 and pass_lower_resx.
7219 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
7220 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
7221 can_throw_internal, can_nonlocal_goto.
7222 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
7223 copy_reg_eh_region_note_forward.
7224 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
7225 (emit_output_reload_insns): Likewise.
7226 (copy_eh_notes): Remove.
7227 * rtl.def (RESX): Remove.
7228 * rtl.h: Update declarations.
7229 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
7230 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
7231 (update_eh_label): Remove.
7232 (cleanup_dead_labels_eh): New.
7233 (cleanup_deal_labels): Use it instead of update_eh_label.
7234 (gimple_merge_blocks): Update landing pad data structure when
7235 removing a landing pad label.
7236 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
7237 test; handle GIMPLE_EH_MUST_NOT_THROW.
7238 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
7239 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
7240 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
7241 (verify_stmt): Likewise. Verify landing pads.
7242 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
7243 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
7244 (struct move_stmt_d): Add eh_map.
7245 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
7246 (move_stmt_r): Remap eh region numbers in builtin calls,
7247 resx and eh_dispatch.
7248 (move_block_to_fn): Remove eh_offset parameter. Use
7249 maybe_duplicate_eh_stmt_fn.
7250 (find_outermost_region_in_block): Operate on eh_region pointers
7251 instead of region numbers.
7252 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
7253 duplicate_eh_regions.
7254 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
7255 test earlier. Disallow EH landing pads.
7256 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7257 * tree-flow.h: Update declarations.
7258 (struct tree_ann_common_d): Replace rn with lp_nr.
7259 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7260 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7261 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7262 resx and eh_dispatch.
7263 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7264 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7265 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7266 from duplicate_eh_regions.
7267 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7268 update RESX; handle EH_DISPATCH.
7269 (expand_call_inline): Set eh_lp_nr, not eh_region.
7270 (maybe_inline_call_in_expr): Likewise.
7271 * tree-inline.h (struct copy_body_data): Replace eh_region with
7272 eh_lp_nr, eh_region_offset with eh_map.
7273 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7274 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7275 * tree-pretty-print.c (dump_generic_node): Don't handle
7276 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7277 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7278 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7279 EXC_PTR_EXPR, FILTER_EXPR.
7280 * tree-ssa-operands.c (get_expr_operands): Likewise.
7281 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7282 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7283 (ao_ref_init_from_vn_reference): Likewise.
7284 * tree-ssa-sink.c (statement_sink_location): Likewise.
7285 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7286 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7287 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7288 EXC_PTR_EXPR, FILTER_EXPR.
7289 (is_exception_related): Remove.
7290 (compute_avail): Don't call it.
7291 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7292 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7293 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7294 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7296 (build_resx): Remove.
7297 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7298 * tree.h: Update declarations.
7299 (EH_FILTER_MUST_NOT_THROW): Remove.
7300 (struct tree_label_decl): Add eh_landing_pad_nr.
7301 (EH_LANDING_PAD_NR): New.
7302 * value-prof.c (gimple_ic): Tidy variable names. Update for
7303 landing pad numbers.
7304 (gimple_stringop_fixed_value): Tidy variable names. Assert
7305 that neither call stmt can throw.
7306 * vecprim.h (uchar): New.
7307 (VEC(uchar,heap), VEC(uchar,gc)): New.
7309 * c-common.c (c_define_builtins): Update call to
7310 build_common_builtin_nodes.
7311 * c-parser.c (c_parse_file): Don't call
7312 default_init_unwind_resume_libfunc.
7314 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7316 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7317 (mips_cprestore_address_p): Likewise.
7318 (mips_save_gp_to_cprestore_slot): Likewise.
7319 (mips_restore_gp): Rename to...
7320 (mips_restore_gp_from_cprestore_slot): ...this.
7321 (mips_must_initialize_gp_p): Declare.
7322 (mips_emit_save_slot_move): Likewise.
7323 (mips_output_load_label): Return nothing.
7324 (mips_eh_uses): Declare.
7325 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7326 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7327 (TARGET_ABSOLUTE_JUMPS): Likewise.
7328 (EH_USES): Likewise.
7329 (FIRST_PSEUDO_REGISTER): Update comment.
7330 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7331 (MIPS_CALL): ...here.
7332 (REGISTER_NAMES): Add $cprestore.
7333 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7334 Add load_label_length, has_inflexible_gp_insn_p,
7335 has_flexible_gp_insn_p, must_initialize_gp_p and
7336 must_restore_gp_when_clobbered_p.
7337 (mips_expand_call): Don't generate split instructions here.
7338 (mips_split_call): Update the call to mips_restore_gp after
7339 the above name change.
7340 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7341 (mips_find_gp_ref): New function.
7342 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7343 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7344 (mips_insn_has_flexible_gp_ref_p): Likewise.
7345 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7346 (mips_function_has_gp_insn): Delete.
7347 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7348 Use the new functions above. Only return INVALID_REGNUM
7349 for TARGET_ABSOLUTE_JUMPS.
7350 (mips_must_initialize_gp_p): New function.
7351 (mips_get_cprestore_base_and_offset): New function, extracted from...
7352 (mips_cprestore_slot): ...here. Take a bool parameter.
7353 (mips_cfun_has_cprestore_slot_p): New function.
7354 (mips_cprestore_address_p): Likewise.
7355 (mips_save_gp_to_cprestore_slot): Likewise.
7356 (mips_restore_gp): Rename to...
7357 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7358 epilogue_completed. Update the call to mips_cprestore_slot.
7359 Test cfun->machine->must_restore_gp_when_clobbered_p.
7360 (mips_direct_save_slot_move_p): New function.
7361 (mips_emit_save_slot_move): Likewise.
7362 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7363 of cfun->machine->global_pointer.
7364 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7365 (mips_save_reg): Use mips_emit_save_slot_move.
7366 (mips_expand_prologue): Set must_initialize_gp_p.
7367 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7368 for all cprestore saves. Emit a use_cprestore instruction after
7369 setting up the cprestore slot.
7370 (mips_restore_reg): Use mips_emit_save_slot_move.
7371 (mips_process_load_label): New function.
7372 (mips_load_label_length): Likewise.
7373 (mips_output_load_label): Don't return asm: output it here instead.
7374 Use mips_process_load_label.
7375 (mips_adjust_insn_length): Adjust the length of branch instructions
7376 that have length MAX_PIC_BRANCH_LENGTH.
7377 (mips_output_conditional_branch): Update the call to
7378 mips_output_load_label. Assume the branch target is OPERANDS[0]
7379 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7380 (mips_output_order_conditional_branch): Swap the meaning of
7381 OPERANDS[0] and OPERANDS[1].
7382 (mips_variable_issue): Don't count ghost instructions.
7383 (mips_expand_ghost_gp_insns): New function.
7384 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7385 (mips_output_mi_thunk): Set must_initialize_gp_p.
7386 (mips_eh_uses): New function.
7387 * config/mips/predicates.md (cprestore_save_slot_operand)
7388 (cprestore_load_slot_operand): New predicates.
7389 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7390 (UNSPEC_MOVE_GP): Likewise.
7391 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7392 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7393 (CPRESTORE_SLOT_REGNUM): New register.
7394 (MAX_PIC_BRANCH_LENGTH): New constant.
7395 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7396 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7397 branches. Fix commentary.
7398 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7399 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7400 Change type to "ghost".
7401 (loadgp_absolute_<mode>): Likewise.
7402 (loadgp_rtp_<mode>): Likewise.
7403 (copygp_mips16): Likewise.
7404 (loadgp_blockage): Remove redundant mode attribute.
7405 (potential_cprestore): New instruction.
7406 (cprestore): Turn into an unspec set.
7407 (use_cprestore): New instruction.
7408 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7409 (*branch_fp_inverted): Likewise.
7410 (*branch_order<mode>): Likewise.
7411 (*branch_order<mode>_inverted): Likewise.
7412 (*branch_equality<mode>): Likewise.
7413 (*branch_equality<mode>_inverted): Likewise.
7414 (*branch_bit<bbv><mode>): Likewise.
7415 (*branch_bit<bbv><mode>_inverted): Likewise.
7416 (*branch_equality<mode>_mips16): Remove redundant mode.
7417 (jump): Turn into a define_expand.
7418 (*jump_absolute): New instruction.
7419 (*jump_pic): Likewise.
7420 (*jump_mips16): Rename previously-unnamed pattern. Remove
7421 redundant mode attribute.
7422 (restore_gp): Split on epilogue_completed rather than
7423 reload_completed. Change type to "ghost".
7424 (move_gp<mode>): New instruction.
7425 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7426 Remove redundant mode attribute.
7427 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7428 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7429 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7431 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7434 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7435 are returned in the same register (vs34 or v2) that Altivec vector
7436 types are returned in.
7437 (rs6000_libcall_value): Ditto.
7440 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7441 instead of explicit addsi3/adddi3 calls.
7442 (rs6000_split_multireg_move): Ditto.
7443 (rs6000_emit_allocate_stack): Ditto.
7444 (rs6000_emit_prologue): Ditto.
7445 (rs6000_output_mi_thunk): Ditto.
7447 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7448 size is 64 bits if we can use 64-bit registers.
7450 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7452 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7455 From Jie Zhang <jie.zhang@analog.com>:
7456 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7457 save FP and RETS with saveall attribute.
7458 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7459 with saveall attribute.
7461 * config/bfin/bfin.c (bfin_expand_builtin,
7462 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7465 From Jie Zhang <jie.zhang@analog.com>:
7466 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7467 before use in two places.
7468 * config/bfin/bfin.md (AREG): Define mode iterator.
7469 (reload_in, reload_out): Use mode iterator AREG.
7471 2009-09-14 Richard Guenther <rguenther@suse.de>
7474 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7475 EH personality path.
7477 2009-09-13 Richard Guenther <rguenther@suse.de>
7478 Rafael Avila de Espindola <espindola@google.com>
7480 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7481 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7482 (LANG_HOOKS_INITIALIZER): Adjust.
7483 (lhd_pass_through_t): Declare.
7484 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7486 * langhooks.c (lhd_pass_through_t): New function.
7487 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7488 dwarf2out_begin_prologue): Use personality from current_function_decl.
7489 * expr.h (get_personality_function): Declare.
7490 * expr.c (get_personality_function): New function.
7491 (build_personality_function): Likewise.
7492 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7493 (eh_personality_libfunc): Remove.
7494 * optabs.c (build_libfunc_function): New function split out from ...
7495 (init_one_libfunc): ... here.
7496 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7497 (tree_function_decl): Add personality.
7498 (lhd_gcc_personality): Declare.
7499 (build_personality_function): Likewise.
7500 * tree.c (gcc_eh_personality_decl): New.
7501 (lhd_gcc_personality): New function.
7502 * except.h (lang_eh_runtime_type): Remove.
7503 (enum eh_personality_kind): New.
7504 (build_personality_function): Declare.
7505 (function_needs_eh_personality): Declare.
7506 * except.c (lang_eh_runtime_type): Remove.
7507 (function_needs_eh_personality): New function.
7508 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7509 (sjlj_emit_function_enter, output_function_exception_table):
7510 Use personality from current_function_decl.
7511 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7512 * tree-inline.c (tree_can_inline_p): Do not inline across different
7514 (expand_call_inline): Likewise. Adjust the callers EH personality.
7515 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7516 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7517 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7518 (c-parser.o): Likewise
7519 * c-tree.h (c_eh_initialized_p): Remove.
7520 (c_maybe_initialize_eh): Likewise.
7521 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7522 (finish_decl): Don't call c_maybe_initialize_eh.
7523 (c_eh_initialized_p): Remove.
7524 (c_maybe_initialize_eh): Likewise.
7525 * c-parser.c (c_parser_omp_construct): Likewise.
7526 (c_parse_file): Initialize exception handling.
7528 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7530 * config.gcc (tm_file): Remove i386/biarch32.h
7531 for i?86-w64-mingw* case.
7532 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7534 * config.host: Set for x64 mingw the option
7535 use_long_long_for_widest_fast_int to yes.
7537 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7539 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7540 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7541 (dbxout_begin_function): Likewise.
7542 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7543 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7544 set on the function.
7545 (final_end_function): Likewise.
7546 (final_scan_insn): Likewise.
7547 (rest_of_handle_final): Likewise.
7548 * varasm.c (assemble_start_function): Likewise.
7549 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7551 2009-09-12 Jason Merrill <jason@redhat.com>
7553 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7554 * opts.c (common_handle_option): constify.
7556 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7558 * doc/install.texi (avr): Remove obsolete reference site.
7560 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7562 * doc/install.texi (Binaries): Adjust AIX link.
7564 2009-09-12 Akim Demaille <demaille@gostai.com>
7566 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7567 Use an imperative sentence.
7569 2009-09-11 Richard Henderson <rth@redhat.com>
7571 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7572 structure-name and has-tree-operands arguments; update all entries.
7573 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7575 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7576 (gsstruct_code_size): New.
7577 (gss_for_code_): New.
7578 (gss_for_code): Remove.
7579 (gimple_size): Rewrite using gsstruct_code_size.
7580 (gimple_statement_structure): Move to gimple.h.
7581 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7582 (gss_for_code, gimple_statement_structure): New.
7583 (gimple_ops): Use new arrays; tidy.
7585 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7587 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7588 operand to be a PLUS expression.
7589 * config/pa/pa.c (pa_secondary_reload): Likewise.
7591 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7593 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7595 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7598 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7600 From Jie Zhang <jie.zhang@analog.com>:
7601 * doc/extend.texi (node Function Attributes): Document l2
7603 (node Blackfin Variable Attributes): Document l2 variable attributes.
7605 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7607 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7608 to match the system compiler's configuration at inflection point.
7609 Add comment to remark a remaining difference with system compiler.
7611 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7612 * configure: Regenerate.
7614 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7616 From Jie Zhang <jie.zhang@analog.com>:
7617 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7618 (bfin_handle_l2_attribute): New.
7619 (bfin_attribute_table): Add l2 attribute.
7621 2009-09-11 Michael Matz <matz@suse.de>
7624 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7625 on the local_decls list.
7627 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7631 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7633 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7634 for VALUEs, to implement the documented interface.
7635 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7636 Adjust for VALUEs and anything else, to implement the
7637 documented interface.
7639 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7641 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7642 with actual SPE/paired vector modes before using 64-bit alignment.
7643 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7645 2009-09-10 DJ Delorie <dj@redhat.com>
7647 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7650 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7651 * config/mep/mep.c (mep_legitimate_constant_p): New.
7652 * config/mep/mep-protos.h: Prototype it.
7654 2009-09-10 Richard Henderson <rth@redhat.com>
7656 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7658 2009-09-10 Jason Merrill <jason@redhat.com>
7660 * tree.c (chain_index): New fn.
7661 * tree.h: Declare it.
7663 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7665 * config/sol2-c.c (cmn_err_length_specs): Initialize
7666 scalar_identity_flag.
7668 2009-09-10 Richard Henderson <rth@redhat.com>
7670 * tree.h (struct tree_decl_common): Move align member earlier;
7671 move label_decl_uid member ...
7672 (struct tree_label_decl): ... here.
7673 (LABEL_DECL_UID): Update to match.
7675 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7678 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7679 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7681 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7682 dest_prev if the edge is complex.
7684 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7686 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7687 loop latch tests earlier.
7689 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7690 before GIMPLE_RETURN, not after its predecessor; insert
7693 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7694 gimple_seq_empty_p to test for no PHI nodes.
7695 * tree-cfg.c (split_critical_edges): Likewise.
7697 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7699 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7701 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7702 introduced by the VTA branch merge.
7704 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7706 * ira-conflicts.c: Use fputs or putc instead of fprintf
7710 * tree-switch-conversion.c: Ditto.
7712 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7714 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7715 introduced by the VTA branch merge.
7717 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7720 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7722 PR rtl-optimization/39779
7723 * expr.c (convert_modes): Return when mode == oldmode after
7724 CONST_INTs are processed.
7726 2009-09-10 Nick Clifton <nickc@redhat.com>
7728 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7729 attribute and referring decl when creating renamed symbol.
7731 2009-09-10 Richard Guenther <rguenther@suse.de>
7734 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7736 (cgraph_finalize_compilation_unit): Compute reachability
7737 before emitting thunks. Properly process aliases before
7738 possibly removing unreachable nodes.
7740 2009-09-10 Richard Guenther <rguenther@suse.de>
7743 * tree.c (struct free_lang_data_d): Add worklist member.
7744 (find_decls_types_r): Push onto the worklist instead of recursing.
7745 Handle TREE_BINFOs properly.
7746 (find_decls_types): New function wrapped around find_decls_types_r
7747 to process the worklist.
7748 (find_decls_types_in_eh_region): Use it.
7749 (find_decls_types_in_node): Likewise.
7750 (find_decls_types_in_var): Likewise.
7751 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7752 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7753 (AGGREGATE_TYPE_P): Adjust.
7755 2009-09-09 Jason Merrill <jason@redhat.com>
7757 * configure.ac: Check glibc version even if we have an in-tree
7760 2009-09-09 Anthony Green <green@moxielogic.com>
7762 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7763 the constant 0 when appropriate.
7764 * config/moxie/constraints.md: Add constraint O.
7766 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7767 to pass up to 6 32-bit argument values in registers.
7768 (moxie_function_arg): Ditto.
7769 (moxie_arg_partial_bytes): Ditto.
7770 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7771 (REG_PARM_STACK_SPACE): Ditto.
7772 (FUNCTION_ARG_REGNO_P): Ditto.
7774 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7775 instruction to allocate stack space.
7777 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7779 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7780 unnecessarily stringent constraints. Fix address
7781 calculation in the splitters.
7783 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7785 PR rtl-optimization/39779
7786 * expr.c (convert_modes): Return when mode == oldmode after
7787 CONST_INTs are processed.
7789 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7792 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7793 (ix86_expand_prologue): Take frame.padding0 into logic of
7795 (ix86_expand_epilogue): Likewise.
7797 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7799 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7801 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7802 * config/t-slibgcc-libgcc: New file.
7803 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7805 2009-09-09 Martin Jambor <mjambor@suse.cz>
7807 PR tree-optimization/41089
7808 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7811 2009-09-09 Richard Henderson <rth@redhat.com>
7813 * gimple.h (CASE_GIMPLE_OMP): New.
7814 (is_gimple_omp): Use it.
7815 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7816 (verify_gimple_debug): Likewise.
7818 2009-09-09 Richard Guenther <rguenther@suse.de>
7820 PR tree-optimization/41101
7821 * tree-ssa-pre.c (maximal_set): Remove.
7822 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7823 Defer all blocks we didn't visit at least one successor.
7824 (add_to_exp_gen): Do not add to the maximal set.
7825 (make_values_for_phi): Likewise.
7826 (compute_avail): Likewise.
7827 (init_pre): Do not allocate the maximal set.
7828 (execute_pre): Do not dump it.
7830 2009-09-09 Martin Jambor <mjambor@suse.cz>
7832 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7833 an SSA_NAME rather than a is_gimple_variable.
7835 2009-09-09 Richard Guenther <rguenther@suse.de>
7838 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7839 code dealing with plain pointer bases.
7840 (maybe_fold_offset_to_reference): Likewise.
7841 (maybe_fold_stmt_addition): Adjust.
7843 2009-09-09 Richard Guenther <rguenther@suse.de>
7845 * tree.c (free_lang_data_in_type): Do not free the type variant
7847 (free_lang_data): Merge char_type_node with its properly signed
7849 (pass_ipa_free): Collect after freeing language specific data.
7851 2009-09-09 Michael Matz <matz@suse.de>
7854 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7855 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7856 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7859 2009-09-08 DJ Delorie <dj@redhat.com>
7861 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7863 2009-09-04 Jason Merrill <jason@redhat.com>
7865 * tree.c (tree_find_value): Remove.
7866 * tree.h: Remove prototype.
7867 * varasm.c (assemble_external): Use value_member instead.
7869 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7871 * toplev.c (process_options): Choose default debugging type when
7872 gtoggle enables debug info and type is unset.
7874 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7878 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7881 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7883 * configure: Rebuilt with modified libtool.m4.
7885 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7890 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7892 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7894 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7895 (remove_statement): Likewise.
7896 (rewrite_use_nonlinear_expr): Adjust.
7897 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7898 * tree-ssa.c (release_defs_bitset): ... this. New.
7899 * tree-flow.h (release_defs_bitset): Declare.
7901 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7904 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7905 in the middle block.
7907 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7909 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7910 via intptr_t to long type.
7911 (insert_operand_rank): Cast long type via intptr_t to
7913 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7915 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7916 from pointer to unsigned via uintptr_t.
7918 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7919 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7921 * configure: Regenerated.
7922 * config.in: Regenerated
7923 * system.h (stdint.h): Add include.
7924 (inttypes.h): Likewise.
7925 * Makefile.in (aclocal): Add config/stdint.m4.
7926 * aclocal.m4: Regenerated.
7928 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7930 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7932 (note_np_check_stores): New function.
7933 (harmless_null_pointer_p): New function.
7934 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7935 changed. Take into account whether we're in the shadow of a condjump
7936 that tested NP_REG for NULL.
7937 Lose all code that tested for SEQUENCEs.
7938 (workaround_speculation): Avoid inserting NOPs for loads that are
7939 either always executed or a NULL pointer.
7941 2009-09-08 Jan Hubicka <jh@suse.cz>
7943 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7944 * params.def (early-inlining-insns): Likewise.
7946 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7948 PR rtl-optimization/41239
7949 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7950 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7952 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7953 across calls, as the calls might not always return normally.
7954 (call_may_noreturn_p): New function.
7955 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7956 (init_deps): Initialize it.
7957 (remove_from_deps): Also remove calls from
7958 last_function_call_may_noreturn list.
7960 2009-09-07 Richard Henderson <rth@redhat.com>
7962 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7963 more VR->OPERANDS than LHS operands. Free LHS before returning.
7965 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7967 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7968 (attr "addrtype"): New member "spreg".
7969 Use it if mem_spfp_address_operand is true for the address.
7970 (attr "type"): New entry "stall".
7971 (cpu_unit "load"): New.
7972 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7974 (insn_reservation "loadsp"): New.
7975 (insn_reservation "load_stall1"): New.
7976 (insn_reservation "load_stall3"): New.
7978 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7979 (mem_p_address_operand): Exclude stack and frame pointer based
7981 (mem_spfp_address_operand): New; match them here.
7982 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7983 (bfin_reorg): Call it if scheduling insns.
7984 (bfin_gen_bundles): Remove dummy insns created by
7985 add_sched_insns_for_speculation.
7987 From Jie Zhang <jie.zhang@analog.com>:
7988 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7989 bfin_si_revision, bfin_workarounds): Move these ...
7990 * config/bfin/bfin.h: ... here.
7992 From Mike Frysinger <michael.frysinger@analog.com>
7993 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7994 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7995 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7996 bf547m, bf548m, and bf549m.
7997 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7998 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7999 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
8000 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
8001 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
8002 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
8003 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
8004 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
8005 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
8006 bf542m, bf544m, bf547m, bf548m, and bf549m.
8008 From Jie Zhang <jie.zhang@analog.com>:
8009 * config/bfin/predicates.md (p_register_operand): New predicate.
8010 (dp_register_operand): New predicate.
8011 * config/bfin/bfin-protos.h (WA_05000074): Define.
8012 (ENABLE_WA_05000074): Define.
8013 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
8014 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
8015 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
8016 (define_attr addrtype): Allow load/store register to be P register.
8017 (define_attr storereg): New.
8018 (define_cpu_unit anomaly_05000074): New.
8019 (define_insn_reservation dsp32shiftimm): New.
8020 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
8021 (define_insn_reservation loadp): Cannot use slot2.
8022 (define_insn_reservation loadsp): Cannot use slot2.
8023 (define_insn_reservation storep): Cannot use slot2. Does not
8024 apply when working around 05000074.
8025 (define_insn_reservation storep_anomaly_05000074): New.
8026 (define_insn_reservation storei): Does not apply when working
8028 (define_insn_reservation storei_anomaly_05000074): New.
8029 (define_attr length): Add dsp32shiftimm case.
8030 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
8031 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
8032 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
8033 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
8034 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
8036 2009-09-07 Martin Jambor <mjambor@suse.cz>
8039 * tree-sra.c (create_artificial_child_access): Return NULL if
8040 build_ref_for_offset fails.
8041 (propagate_subacesses_accross_link): Allow build_ref_for_offset
8042 and create_artificial_child_access to fail.
8044 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8047 * unwind-dw2.c (uw_init_context_1): Mark noinline.
8048 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
8049 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
8051 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8053 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
8054 block, ensure it has an exit edge. Emit a barrier after a jump.
8056 2009-09-07 Nick Clifton <nickc@redhat.com>
8058 * gcc.c (this_is_linker_script): New variable. Like
8059 this_is_library_file but for the %T constructor.
8060 (end_going_arg): If this_is_linker_script is set then locate the
8061 script and insert a --script switch before it
8062 (do_spec_2): Initialise this_is_linker_script.
8063 (do_spec_1): Likewise. Handle %T construct.
8064 (eval_spec_function): Preserve this_is_linker_script.
8065 * doc/invoke.texi: Document %T construct in spec files.
8066 * config/m32c/m32c.h (LIB_SPEC): Use it.
8068 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8070 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
8071 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
8072 when volatile flag is set.
8073 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
8075 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
8078 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
8079 (combine_stack_adjustments_for_block): Allow insns between stack
8080 adjustments and stores with corresponding pre-(dec|inc)rement or
8081 pre-modify operation.
8083 2009-09-06 Jakub Jelinek <jakub@redhat.com>
8086 * combine-stack-adj.c (struct csa_memlist): Rename to...
8087 (struct csa_reflist): ... this. Rename mem field to ref.
8088 (free_csa_memlist): Rename to...
8089 (free_csa_reflist): ... this.
8090 (record_one_stack_memref): Rename to...
8091 (record_one_stack_ref): ... this. Handle also REG_P.
8092 (try_apply_stack_adjustment): Handle also REG_P.
8093 (struct record_stack_memrefs_data): Rename to...
8094 (struct record_stack_refs_data): ... this. Rename memlist field to
8096 (record_stack_memrefs): Rename to...
8097 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
8098 subexpressions instead of failing when a MEM contains SP references.
8099 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
8100 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
8102 2009-09-06 Richard Guenther <rguenther@suse.de>
8105 * tree.c (build_array_type): Do not record types marked
8106 with structural equality in the canonical type hashtable.
8108 2009-09-06 Richard Guenther <rguenther@suse.de>
8111 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
8113 2009-09-05 Richard Guenther <rguenther@suse.de>
8116 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
8118 2009-09-05 Richard Guenther <rguenther@suse.de>
8121 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
8123 2009-09-05 Richard Guenther <rguenther@suse.de>
8126 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
8127 before comparing function argument types.
8129 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8132 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
8135 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8138 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8140 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8141 locators before emit_insn is called.
8143 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
8146 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
8147 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
8148 (reginfo_init): Don't call allocate_reg_info.
8150 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8153 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
8154 NONDEBUG_INSN_P instead of INSN_P.
8156 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8159 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
8161 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8164 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
8165 pattern of the split.
8167 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8169 * toplev.c (process_options): Move setter of flag_var_tracking
8170 before other tests that depend on it. Move down setter of
8171 flag_rename_registers. Don't enable var-tracking-assignments
8172 by default if selective scheduling is enabled. Warn if both
8175 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8177 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
8178 comment. Use switch statement to catch overlaps between rtx
8179 and tree codes. Accept FUNCTION_DECLs in addition to those in...
8180 (IS_DECL_CODE): ... here. Remove.
8181 (check_value_is_not_decl): Remove.
8182 (dv_from_decl, dv_from_value): Check after conversion.
8184 2009-09-04 Richard Guenther <rguenther@suse.de>
8187 * (cgraph_finalize_compilation_unit): Move finalizing aliases
8188 after emitting tunks. Move emitting thunks and ctors from ...
8189 (cgraph_optimize): ... here. Remove redundant
8190 cgraph_analyze_functions.
8191 * varasm.c (find_decl_and_mark_needed): Remove no longer
8193 (finish_aliases_1): Adjust check for thunk aliases.
8195 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
8197 * config/arm/arm.md (ctzsi2): Added braces
8198 to avoid warning that broke booststrap.
8200 2009-09-04 Martin Jambor <mjambor@suse.cz>
8202 PR tree-optimization/41112
8203 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
8204 handle variable-bounded arrays.
8205 (expr_with_var_bounded_array_refs_p): New function.
8206 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
8208 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
8210 * config/s390/2097.md: Removed two incorrect bypasses.
8211 (z10_fsimpdf): Fixed latency.
8212 (z10_fhex): New insn_reservation.
8213 (z10_floaddf): Fixed latency.
8214 (z10_floadsf): Fixed latency.
8215 (z10_ftrunctf): Fixed latency.
8216 (z10_ftruncdf): Fixed latency.
8217 * config/s390/s390.c (z10_cost): Fixed values.
8218 (s390_adjust_priority): Added z10 path.
8219 * config/s390/s390.md (type): Added fhex.
8220 (*mov<mode>_64dfp): Updated type attribute.
8221 (*mov<mode>_64): Updated type attribute.
8222 (*mov<mode>_31): Updated type attribute.
8223 (*mov<mode>"): Likewise.
8224 * config/s390/2084.md (x_fsimpdf): Updated condition.
8226 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
8228 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
8229 RTXs in the predicate for operand 1.
8231 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
8233 * config/arm/arm.md (UNSPEC_RBIT): New constant.
8234 (rbitsi2): New insn.
8235 (ctzsi2): New expand.
8236 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
8238 2009-09-03 Martin Jambor <mjambor@suse.cz>
8240 * tree-sra.c (duplicate_expr_for_different_base): Removed.
8241 (create_artificial_child_access): Use build_ref_for_offset instead
8242 of duplicate_expr_for_different_base.
8243 (propagate_subacesses_accross_link): Likewise.
8245 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
8247 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
8249 (mips16e_collect_argument_saves): Skip debug instructions.
8250 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
8251 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
8252 (r10k_insert_cache_barriers): Likewise.
8253 (mips_reorg_process_insns): Likewise.
8255 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8258 * ira.c (update_equiv_reg): Remove check on class likely spill.
8260 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8263 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8264 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8268 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8269 the stack slot if it is passed by invisible reference.
8270 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8271 by invisible reference.
8273 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8275 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8276 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8277 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8279 * config/bfin/sync.md: New file.
8280 * config/bfin/bfin.md: Include it.
8281 (UNSPEC_ATOMIC): New.
8282 (UNSPEC_ONES): Provide a unique number.
8284 From Jie Zhang <jie.zhang@analog.com>:
8285 * config/bfin/bfin.c (ret_regs): New.
8286 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8287 (must_save_rets_p): New.
8288 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8289 current_function_is_leaf.
8290 (do_link): Likewise.
8291 (do_unlink): Likewise.
8292 (expand_interrupt_handler_prologue): Use ret_regs array.
8293 (expand_interrupt_handler_epilogue): Use ret_regs array and
8294 pass return register to gen_return_internal.
8295 (bfin_expand_epilogue): Pass return register to
8296 gen_return_internal.
8297 (bfin_expand_call): Explicitly clobber RETS.
8298 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8299 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8300 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8301 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8303 (return_internal): Take a reg rtx rather than the register number.
8305 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8307 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8308 when comparing against estimated_loop_iterations_int return.
8310 2009-09-03 Richard Guenther <rguenther@suse.de>
8312 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8313 eh_personality_libfunc.
8315 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8317 * tree-parloops.c (separate_decls_in_region): Add space.
8319 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8321 * tree-parloops.c (separate_decls_in_region): Change the condition
8322 checking if there are reductions in the loop.
8324 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8326 PR tree-optimization/38275
8327 * tree-parloops.c (parallelize_loops): Replace profitability condition
8328 for expected number of iterations.
8330 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8332 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8333 (bootstrap-debug): Explain conditions in which it becomes default.
8334 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8337 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8339 * doc/invoke.texi (Optimize Options): Move
8340 -finline-small-functions to the -O2 list.
8342 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8344 * toplev.c (process_options): Enable var-tracking-assignments
8345 by default if var-tracking is enabled.
8347 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8349 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8351 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8352 * rtl.h (prev_nonnote_insn_bb): Declare it.
8354 2009-09-03 Diego Novillo <dnovillo@google.com>
8356 * cgraph.c (cgraph_node_for_decl): New.
8357 * cgraph.h (cgraph_node_for_decl): Declare.
8358 * tree.c (host_integerp): Return 0 if T is NULL.
8360 2009-09-03 Diego Novillo <dnovillo@google.com>
8362 * tree.h (struct alias_pair): Move from varasm.c.
8363 (alias_pairs): Likewise.
8364 (TYPE_MAXVAL): Define.
8365 (TYPE_MINVAL): Define.
8366 (iterative_hash_host_wide_int): Declare.
8367 (remove_unreachable_alias_pairs): Declare.
8368 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8369 * diagnostic.c (default_diagnostic_starter): Make extern.
8370 (default_diagnostic_finalizer): Make extern.
8371 * diagnostic.h (default_diagnostic_starter): Declare.
8372 (default_diagnostic_finalizer): Declare.
8373 (default_tree_printer): Declare.
8374 * toplev.c (default_tree_printer): Make extern.
8376 2009-09-03 Richard Guenther <rguenther@suse.de>
8377 Diego Novillo <dnovillo@google.com>
8379 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8380 * cgraphunit.c (cgraph_expand_function): Do not emit
8381 associated thunks from here.
8382 (cgraph_emit_thunks): New.
8383 (cgraph_optimize): Call it.
8384 Return if any IPA pass finds an error.
8385 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8388 2009-09-03 Simon Baldwin <simonb@google.com>
8389 Rafael Espindola <espindola@google.com>
8390 Richard Guenther <rguenther@suse.de>
8391 Doug Kwan <dougkwan@google.com>
8392 Diego Novillo <dnovillo@google.com>
8394 * tree.c: Include tree-pass.h, langhooks-def.h,
8395 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8396 (free_lang_data_in_type): New.
8397 (need_assembler_name_p): New.
8398 (free_lang_data_in_block): New.
8399 (free_lang_data_in_decl): New.
8400 (struct free_lang_data_d): New.
8401 (add_tree_to_fld_list): New.
8402 (find_decls_types_r): New.
8403 (get_eh_types_for_runtime): New.
8404 (find_decls_types_in_eh_region): New.
8405 (find_decls_types_in_node): New.
8406 (find_decls_types_in_var): New.
8407 (free_lang_data_in_cgraph): New.
8408 (free_lang_data): New.
8409 (gate_free_lang_data): New.
8410 (pass_ipa_free_lang_data): New.
8412 2009-09-03 Diego Novillo <dnovillo@google.com>
8414 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8415 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8416 (lang_hooks): Remove const qualifier.
8417 * ipa.c (cgraph_remove_unreachable_nodes): Call
8418 remove_unreachable_alias_pairs.
8419 * except.c (add_type_for_runtime): Check if TYPE has
8420 already been converted.
8421 (lookup_type_for_runtime): Likewise.
8422 (check_handled): Handle converted types.
8423 * varasm.c (remove_unreachable_alias_pairs): New.
8424 * gimple.c: Include demangle.h.
8425 (gimple_decl_printable_name): New.
8426 (gimple_fold_obj_type_ref): New.
8427 * gimple.h (gimple_decl_printable_name): Declare.
8428 (gimple_fold_obj_type_ref): Declare.
8429 * passes.c (init_optimization_passes): Add pass
8430 pass_ipa_free_lang_data.
8431 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8432 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8434 2009-09-03 Diego Novillo <dnovillo@google.com>
8436 * c-lang.c (lang_hooks): Remove const qualifier.
8438 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8440 * doc/install.texi (*-*-freebsd*): Update target information.
8442 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8444 * hard-reg-set.h (call_fixed_regs): Remove.
8445 * reginfo.c (call_fixed_regs): Remove.
8446 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8447 (globalize_reg): Don't use call_fixed_regs.
8448 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8451 2009-09-01 Michael Matz <matz@suse.de>
8453 * expr.h (emit_storent_insn, expand_expr_real_1,
8454 expand_expr_real_2): Declare.
8455 * expr.c (emit_storent_insn, expand_expr_real_1,
8456 expand_expr_real_2): Export.
8457 (store_expr): Setting and evaluating dont_return_target is useless.
8458 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8459 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8460 * except.c (expand_resx_expr): Rename to ...
8461 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8462 * except.h (expand_resx_stmt): Declare.
8463 * stmt.c: Add include gimple.h
8464 (expand_asm_expr): Rename to ...
8465 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8466 (expand_case): Rewrite to take gimple statement.
8467 * tree.h (expand_asm_stmt): Declare.
8468 (expand_case): Change prototype.
8469 * Makefile.in (stmt.o): Depend on gimple.h.
8470 * builtins.c (expand_builtin_synchronize): Build gimple asm
8471 statement, not an ASM_EXPR.
8472 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8473 gimple_to_tree, release_stmt_tree): Remove.
8474 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8475 ggc_free, but hold comparison code and operands separately.
8476 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8477 (expand_call_stmt, expand_gimple_stmt_1,
8478 expand_gimple_stmt): New helpers.
8479 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8480 release_stmt_tree. Call expand_gimple_stmt instead.
8481 (expand_gimple_basic_block): Ditto.
8483 * calls.c (emit_call_1): Don't look at EH regions here, make
8484 fntree parameter useless.
8485 (expand_call): New local rettype for TREE_TYPE(exp), use it
8486 throughout. Remove local p, use addr instead.
8487 Don't look at EH regions here.
8489 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8491 * doc/invoke.texi (-fsched-pressure): Document it.
8492 (-fsched-reg-pressure-heuristic): Remove it.
8494 * reload.c (ira.h): Include.
8495 (find_reloads): Add choosing reload on number of small spilled
8498 * haifa-sched.c (ira.h): Include.
8499 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8500 saved_reg_pressure, curr_reg_live, saved_reg_live,
8501 region_ref_regs): New variables.
8502 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8503 initiate_reg_pressure_info, setup_ref_regs,
8504 initiate_bb_reg_pressure_info, save_reg_pressure,
8505 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8507 (setup_insn_reg_pressure_info): New function.
8508 (rank_for_schedule): Add pressure checking and insn issue time.
8509 Remove comparison of insn reg weights.
8510 (ready_sort): Set insn reg pressure info.
8511 (update_register_pressure, setup_insn_max_reg_pressure,
8512 update_reg_and_insn_max_reg_pressure,
8513 sched_setup_bb_reg_pressure_info): New functions.
8514 (schedule_insn): Add code for printing and updating reg pressure info.
8515 (find_set_reg_weight, find_insn_reg_weight): Remove.
8516 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8517 (debug_ready_list): Print reg pressure info.
8518 (schedule_block): Ditto. Check insn issue time.
8519 (sched_init): Set up sched_pressure_p. Allocate and set up some
8520 reg pressure related info.
8521 (sched_finish): Free some reg pressure related info.
8522 (fix_tick_ready): Make insn always ready if pressure_p.
8523 (init_h_i_d): Don't call find_insn_reg_weight.
8524 (haifa_finish_h_i_d): Free insn reg pressure info.
8526 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8527 ira_memory_move_cost, ira_class_hard_regs,
8528 ira_class_hard_regs_num, ira_no_alloc_regs,
8529 ira_available_class_regs, ira_reg_class_cover_size,
8530 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8532 * ira-lives.c (single_reg_class): Check mode to find how many
8533 registers are necessary for operand.
8534 (ira_implicitly_set_insn_hard_regs): New.
8536 * common.opt (fsched-pressure): New options.
8537 (fsched-reg-pressure-heuristic): Remove.
8539 * ira.c (setup_eliminable_regset): Rename to
8540 ira_setup_eliminable_regset. Make it external.
8541 (expand_reg_info): Pass cover class to setup_reg_classes.
8542 (ira): Call resize_reg_info instead of allocate_reg_info.
8544 * sched-deps.c: Include ira.h.
8545 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8546 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8547 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8548 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8549 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8550 mark_insn_reg_store, mark_insn_reg_clobber,
8551 setup_insn_reg_pressure_info): New.
8552 (sched_analyze_1): Update implicit_reg_pending_uses.
8553 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8554 Use them to create dependencies. Set insn reg uses and pressure
8555 info. Process reg_pending_uses in one place.
8556 (free_deps): Free implicit sets.
8557 (remove_from_deps): Remove implicit sets if necessary. Check
8558 implicit sets when clearing reg_last_in_use.
8559 (init_deps_global): Clear implicit_reg_pending_clobbers and
8560 implicit_reg_pending_uses.
8562 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8563 ira_memory_move_cost, ira_class_hard_regs,
8564 ira_class_hard_regs_num, ira_no_alloc_regs,
8565 ira_available_class_regs, ira_reg_class_cover_size,
8566 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8567 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8568 ira_implicitly_set_insn_hard_regs): New prototypes.
8570 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8571 cost_elements_num): New variables.
8572 (allocno_costs, total_costs): Rename to costs and
8573 total_allocno_costs.
8574 (COSTS_OF_ALLOCNO): Rename to COSTS.
8575 (allocno_pref): Rename to pref.
8576 (allocno_pref_buffer): Rename to pref_buffer.
8577 (common_classes): Rename to regno_cover_class.
8579 (record_reg_classes): Set allocno attributes only if allocno_p.
8580 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8581 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8582 and COSTS_OF_ALLOCNO.
8583 (print_costs): Rename to print_allocno_costs.
8584 (print_pseudo_costs): New.
8585 (process_bb_node_for_costs): Split into 2 functions with new
8586 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8587 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8588 new parameter dump_file. Use cost_elements_num instead of
8589 ira_allocnos_num. Make one iteration if preferred classes were
8590 already calculated for scheduler. Make 2 versions of code
8591 depending on allocno_p.
8592 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8593 regno_cover_class and COSTS instead of common_classes and
8595 (init_costs, finish_costs): New.
8596 (ira_costs): Set up allocno_p and cost_elements_num. Call
8597 init_costs and finish_costs.
8598 (ira_set_pseudo_classes): New.
8600 * rtl.h (allocate_reg_info): Remove.
8601 (resize_reg_info): Change return type.
8602 (reg_cover_class): New.
8603 (setup_reg_classes): Add new parameter.
8605 * sched-int.h (struct deps_reg): New member implicit_sets.
8606 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8607 (INCREASE_BITS): New macro.
8608 (struct reg_pressure_data, struct reg_use_data): New.
8609 (struct _haifa_insn_data): Remove reg_weight. Add members
8610 reg_pressure, reg_use_list, reg_set_list, and
8611 reg_pressure_excess_cost_change.
8612 (struct deps): New member implicit_sets.
8613 (pressure_p): New variable.
8614 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8615 (struct reg_pressure_data, struct reg_use_data): New.
8616 (INSN_REG_WEIGHT): Remove.
8617 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8618 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8619 (sched_init_region_reg_pressure_info,
8620 sched_setup_bb_reg_pressure_info): New prototypes.
8622 * reginfo.c (struct reg_pref): New member coverclass.
8623 (reg_cover_class): New function.
8624 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8625 (reg_info_size): New variable.
8626 (allocate_reg_info): Make static. Setup reg_info_size.
8627 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8628 (setup_reg_classes): Add a new parameter. Setup cover class too.
8630 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8633 * sched-rgn.c (deps_join): Set up implicit_sets.
8634 (schedule_region): Set up region and basic blocks pressure
8637 * passes.c (init_optimization_passes): Move
8638 pass_subregs_of_mode_init before pass_sched.
8640 2009-09-02 Martin Jambor <mjambor@suse.cz>
8642 * tree-sra.c (struct access): New field grp_hint.
8643 (dump_access): Dump grp_hint.
8644 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8646 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8647 those which have been specifically read and somehow written to.
8648 (propagate_subacesses_accross_link): Set grp_hint of right child and
8649 also possibly of the left child.
8651 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8653 * tree-object-size.c (addr_object_size): Always use object_size_type
8654 0 or 2 when determining the pointer pointed object size.
8656 2009-09-02 Richard Guenther <rguenther@suse.de>
8659 2009-08-31 Richard Guenther <rguenther@suse.de>
8661 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8662 to query if the memory regions for memmove overlap.
8663 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8664 asserts on pointers, instead deal with odd trees.
8665 (ptr_derefs_may_alias_p): Likewise.
8666 (refs_may_alias_p_1): Constructor bases also never alias.
8668 2009-08-01 Christian Bruel <christian.bruel@st.com>
8671 2009-07-31 Christian Bruel <christian.bruel@st.com>
8672 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8674 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8676 * doc/invoke.texi (-fvar-tracking-assignments): New.
8677 (-fvar-tracking-assignments-toggle): New.
8678 (-fdump-final-insns=file): Mark filename as optional.
8679 (--param min-nondebug-insn-uid): New.
8680 (-gdwarf-@{version}): Mention version 4.
8681 * opts.c (common_handle_option): Accept it.
8682 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8683 * regrename.c (regrename_optimize): Drop last. Don't count debug
8684 insns as uses. Don't reject change because of debug insn.
8685 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8686 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8687 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8688 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8689 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8690 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8691 * doc/gimple.texi (is_gimple_debug): New.
8692 (gimple_debug_bind_p): New.
8693 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8694 * doc/install.texi (bootstrap-debug): More details.
8695 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8696 (bootstrap-debug-lib): More details.
8697 (bootstrap-debug-ckovw): Update.
8698 (bootstrap-time): New.
8699 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8700 (insert_phi_nodes_for): Insert debug stmts.
8701 (rewrite_stmt): Take iterator. Insert debug stmts.
8702 (rewrite_enter_block): Adjust.
8703 (maybe_replace_use_in_debug_stmt): New.
8704 (rewrite_update_stmt): Use it.
8705 (mark_use_interesting): Return early for debug stmts.
8706 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8707 stmts before replacing stmt.
8708 (move_computations_stmt): Likewise.
8709 * ira-conflicts.c (add_copies): Skip debug insns.
8710 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8711 (regstat_bb_compute_ri): Skip debug insns.
8712 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8713 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8714 check_loop_closed_ssa_stmt): Skip debug stmts.
8715 * tree-tailcall.c (find_tail_calls): Likewise.
8716 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8717 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8718 (build_var_debug_value_stat): Declare.
8719 (build_var_debug_value): Define.
8720 (target_for_debug_bind): Declare.
8721 * reload.c (find_equiv_reg): Skip debug insns.
8722 * rtlanal.c (reg_used_between_p): Skip debug insns.
8723 (side_effects_p): Likewise.
8724 (canonicalize_condition): Likewise.
8725 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8726 insns never depend on debug insns.
8727 (create_ddg_dep_no_link): Likewise.
8728 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8729 Don't add inter-loop dependencies for debug insns.
8730 (build_intra_loop_deps): Likewise.
8731 (create_ddg): Count debug insns.
8732 * ddg.h (struct ddg::num_debug): New.
8733 (num_backargs): Pair up with previous int field.
8734 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8735 -fcompare-debug-second.
8736 * final.c (get_attr_length_1): Skip debug insns.
8737 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8738 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8739 (driver_self_specs): Map -fdump-final-insns to
8740 -fdump-final-insns=..
8741 (get_local_tick): New.
8742 (compare_debug_dump_opt_spec_function): Test for . argument and
8743 compute output name. Compute temp output spec without flag name.
8744 Compute -frandom-seed.
8745 (OPT): Undef after use.
8746 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8747 (average_num_loop_insns): Likewise.
8748 * params.h (MIN_NONDEBUG_INSN_UID): New.
8749 * gimple.def (GIMPLE_DEBUG): New.
8750 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8751 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8752 (merge_in_block): Fix whitespace.
8753 * toplev.c (flag_var_tracking): Update comment.
8754 (flag_var_tracking_assignments): New.
8755 (flag_var_tracking_assignments_toggle): New.
8756 (process_options): Don't open final insns dump file if we're not
8757 going to write to it. Compute defaults for var_tracking.
8758 * df-scan.c (df_insn_rescan_debug_internal): New.
8759 (df_uses_record): Handle debug insns.
8760 * haifa-sched.c (ready): Initialize n_debug.
8761 (contributes_to_priority): Skip debug insns.
8762 (dep_list_size): New.
8764 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8765 they're ready. Disregard previous debug insns to make decisions.
8766 (queue_insn): Never queue debug insns.
8767 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8768 (schedule_insn): Don't reject debug insns because of issue rate.
8769 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8770 (queue_to_ready): Skip and discount debug insns.
8771 (choose_ready): Let debug insns through.
8772 (schedule_block): Check boundary debug insns. Discount debug
8773 insns, schedule them early. Adjust whitespace.
8774 (set_priorities): Check for boundary debug insns.
8775 (add_jump_dependencies): Use dep_list_size.
8776 (prev_non_location_insn): New.
8777 (check_cfg): Use it.
8778 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8780 (remove_unused_ivs): Reset debug stmts.
8781 * modulo-sched.c (const_iteration_count): Skip debug insns.
8782 (res_MII): Discount debug insns.
8783 (loop_single_full_bb_p): Skip debug insns.
8784 (sms_schedule): Likewise.
8785 (sms_schedule_by_order): Likewise.
8786 (ps_has_conflicts): Likewise.
8787 * caller-save.c (refmarker_fn): New.
8788 (save_call_clobbered_regs): Replace regs with saved mem in
8790 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8791 Call refmarker_fn mark for hardregnos.
8792 (mark_reg_as_referenced): New.
8793 (replace_reg_with_saved_mem): New.
8794 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8795 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8797 (cse_extended_basic_block): Skip debug insns.
8798 (count_reg_usage): Likewise.
8799 (is_dead_reg): New, split out of...
8800 (set_live_p): ... here.
8801 (insn_live_p): Use it for debug insns.
8802 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8803 (execute_optimize_stdarg): Likewise.
8804 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8805 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8806 changes in debug stmts as changes.
8807 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8808 (moveup_expr): Don't move across debug insns. Don't move
8809 debug insn if it would create a bookkeeping block.
8810 (moveup_expr_cached): Don't use cache for debug insns that
8811 are heads of blocks.
8812 (compute_av_set_inside_bb): Skip debug insns.
8813 (sel_rank_for_schedule): Schedule debug insns first. Remove
8815 (block_valid_for_bookkeeping_p); Support lax searches.
8816 (create_block_for_bookkeeping): Adjust block numbers when
8817 encountering debug-only blocks.
8818 (find_place_for_bookkeeping): Deal with debug-only blocks.
8819 (generate_bookkeeping_insn): Accept no place to insert.
8820 (remove_temp_moveop_nops): New argument full_tidying.
8821 (prepare_place_to_insert): Deal with debug insns.
8822 (advance_state_on_fence): Debug insns don't start cycles.
8823 (update_boundaries): Take fence as argument. Deal with
8825 (schedule_expr_on_boundary): No full_tidying on debug insns.
8826 (fill_insns): Deal with debug insns.
8827 (track_scheduled_insns_and_blocks): Don't count debug insns.
8828 (need_nop_to_preserve_insn_bb): New, split out of...
8829 (remove_insn_from_stream): ... this.
8830 (fur_orig_expr_not_found): Skip debug insns.
8831 * rtl.def (VALUE): Move up.
8833 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8834 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8835 Set it if debug stmts are found.
8836 (statement_sink_location): Skip debug stmts. Propagate
8837 moving defs into debug stmts.
8838 * ifcvt.c (first_active_insn): Skip debug insns.
8839 (last_active_insns): Likewise.
8840 (cond_exec_process_insns): Likewise.
8841 (noce_process_if_block): Likewise.
8842 (check_cond_move_block): Likewise.
8843 (cond_move_convert_if_block): Likewise.
8844 (block_jumps_and_fallthru_p): Likewise.
8845 (dead_or_predicable): Likewise.
8846 * dwarf2out.c (debug_str_hash_forced): New.
8847 (find_AT_string): Add comment.
8848 (gen_label_for_indirect_string): New.
8849 (get_debug_string_label): New.
8850 (AT_string_form): Use it.
8851 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8852 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8853 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8854 several operations that cannot be represented with DWARF opcodes.
8855 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8856 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8857 (dwarf2out_var_location): Take during-call mark into account.
8858 (output_indirect_string): Update comment. Output if there are
8859 label and references.
8860 (prune_indirect_string): New.
8861 (prune_unused_types): Call it if debug_str_hash_forced.
8862 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8863 (dw_long_long_const): Remove.
8864 (struct dw_val_struct): Change val_long_long type to rtx.
8865 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8866 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8867 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8868 component instead of HOST_BITS_PER_LONG.
8869 (output_loc_operands): Likewise. For const8* assert
8870 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8871 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8872 rather than HOST_BITS_PER_LONG is >= 64.
8873 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8875 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8876 HOST_BITS_PER_LONG for dw_val_class_long_long.
8877 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8878 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8879 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8881 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8882 Handle DW_OP_implicit_value.
8883 (extract_int): Move prototype earlier.
8884 (mem_loc_descriptor): For SUBREG punt if inner
8885 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8886 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8887 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8888 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8889 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8890 instead of Pmode size.
8891 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8892 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8893 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8894 (concat_loc_descriptor, concatn_loc_descriptor,
8895 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8896 (add_location_or_const_value_attribute): Likewise. For single
8897 location loc_lists attempt to use add_const_value_attribute
8898 for constant decls. Add DW_AT_const_value even if
8899 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8901 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8902 (control_flow_insn_p): Likewise.
8903 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8904 (separate_decls_in_region_debug_bind): New.
8905 (separate_decls_in_region): Process debug bind stmts afterwards.
8906 * recog.c (verify_changes): Handle debug insns.
8907 (extract_insn): Likewise.
8908 (peephole2_optimize): Skip debug insns.
8909 * dse.c (scan_insn): Skip debug insns.
8910 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8912 (setup_id_for_insn): Handle debug insns.
8913 (maybe_tidy_empty_bb): Adjust whitespace.
8914 (tidy_control_flow): Skip debug insns.
8915 (sel_remove_insn): Adjust for debug insns.
8916 (sel_estimate_number_of_insns): Skip debug insns.
8917 (create_insn_rtx_from_pattern): Handle debug insns.
8918 (create_copy_of_insn_rtx): Likewise.
8919 * sel-sched-.h (sel_bb_end): Declare.
8920 (sel_bb_empty_or_nop_p): New.
8921 (get_all_loop_exits): Use it.
8922 (_eligible_successor_edge_p): Likewise.
8923 (return_nop_to_pool): Adjust.
8924 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8925 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8926 * gimple-pretty-print.c (dump_gimple_debug): New.
8927 (dump_gimple_stmt): Use it.
8928 (dump_bb_header): Skip gimple debug stmts.
8929 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8930 (fixup_match_2): Likewise.
8931 (regmove_backward_pass): Likewise. Simplify combined
8932 replacement. Handle debug insns.
8933 * function.c (instantiate_virtual_regs): Handle debug insns.
8934 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8935 * print-rtl.h: Include cselib.h.
8936 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8937 * df.h (df_inns_rescan_debug_internal): Declare.
8938 * gcse.c (alloc_hash_table): Estimate n_insns.
8939 (cprop_insn): Don't regard debug insns as changes.
8940 (bypass_conditional_jumps): Skip debug insns.
8941 (one_pre_gcse_pass): Adjust.
8942 (one_code_hoisting_pass): Likewise.
8943 (compute_ld_motion_mems): Skip debug insns.
8944 (one_cprop_pass): Adjust.
8945 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8946 (if_convertible_stmt_p): Handle debug stmts.
8947 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8948 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8949 * ira-build.c (create_bb_allocnos): Skip debug insns.
8950 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8951 (has_single_use): Likewise.
8952 (single_imm_use): Likewise.
8953 (num_imm_uses): Likewise.
8954 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8955 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8956 (create_outofssa_var_map): Likewise.
8957 * lower-subreg.c (adjust_decomposed_uses): New.
8958 (resolve_debug): New.
8959 (decompose_multiword_subregs): Use it.
8960 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8961 * emit-rtl.c: Include params.h.
8962 (cur_debug_insn_uid): Define.
8963 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8964 (copy_rtx_if_shared_1): Handle debug insns.
8965 (reset_used_flags): Likewise.
8966 (set_used_flags): LIkewise.
8967 (get_max_insn_count): New.
8968 (next_nondebug_insn): New.
8969 (prev_nondebug_insn): New.
8970 (make_debug_insn_raw): New.
8971 (emit_insn_before_noloc): Handle debug insns.
8972 (emit_jump_insn_before_noloc): Likewise.
8973 (emit_call_insn_before_noloc): Likewise.
8974 (emit_debug_insn_before_noloc): New.
8975 (emit_insn_after_noloc): Handle debug insns.
8976 (emit_jump_insn_after_noloc): Likewise.
8977 (emit_call_insn_after_noloc): Likewise.
8978 (emit_debug_insn_after_noloc): Likewise.
8979 (emit_insn_after): Take loc from earlier non-debug insn.
8980 (emit_jump_insn_after): Likewise.
8981 (emit_call_insn_after): Likewise.
8982 (emit_debug_insn_after_setloc): New.
8983 (emit_debug_insn_after): New.
8984 (emit_insn_before): Take loc from later non-debug insn.
8985 (emit_jump_insn_before): Likewise.
8986 (emit_call_insn_before): Likewise.
8987 (emit_debug_insn_before_setloc): New.
8988 (emit_debug_insn_before): New.
8989 (emit_insn): Handle debug insns.
8990 (emit_debug_insn): New.
8991 (emit_jump_insn): Handle debug insns.
8992 (emit_call_insn): Likewise.
8994 (init_emit): Take min-nondebug-insn-uid into account.
8995 Initialize cur_debug_insn_uid.
8996 (emit_copy_of_insn_after): Handle debug insns.
8997 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8998 location of single rhs in place.
8999 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
9000 (floor_sdiv_adjust): New.
9001 (cell_sdiv_adjust): New.
9002 (cell_udiv_adjust): New.
9003 (round_sdiv_adjust): New.
9004 (round_udiv_adjust): New.
9005 (wrap_constant): Moved from cselib.
9006 (unwrap_constant): New.
9007 (expand_debug_expr): New.
9008 (expand_debug_locations): New.
9009 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
9011 (gimple_expand_cfg): Expand debug locations.
9012 * cselib.c: Include tree-pass.h.
9013 (struct expand_value_data): New.
9014 (cselib_record_sets_hook): New.
9015 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
9016 (cselib_clear_table): Move, and implemnet in terms of...
9017 (cselib_reset_table_with_next_value): ... this.
9018 (cselib_get_next_unknown_value): New.
9019 (discard_useless_locs): Don't discard preserved values.
9020 (cselib_preserve_value): New.
9021 (cselib_preserved_value_p): New.
9022 (cselib_preserve_definitely): New.
9023 (cselib_clear_preserve): New.
9024 (cselib_preserve_only_values): New.
9025 (new_cselib_val): Take rtx argument. Dump it in details.
9026 (cselib_lookup_mem): Adjust.
9027 (expand_loc): Take regs_active in struct. Adjust. Silence
9028 dumps unless details are requested.
9029 (cselib_expand_value_rtx_cb): New.
9030 (cselib_expand_value_rtx): Rename and reimplment in terms of...
9031 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
9032 without details. Copy more subregs. Try to resolve values
9033 using a callback. Wrap constants.
9034 (cselib_subst_to_values): Adjust.
9035 (cselib_log_lookup): New.
9036 (cselib_lookup): Call it.
9037 (cselib_invalidate_regno): Don't count preserved values as useless.
9038 (cselib_invalidate_mem): Likewise.
9039 (cselib_record_set): Likewise.
9040 (struct set): Renamed to cselib_set, moved to cselib.h.
9041 (cselib_record_sets): Adjust. Call hook.
9042 (cselib_process_insn): Reset table when it would be cleared.
9043 (dump_cselib_val): New.
9044 (dump_cselib_table): New.
9045 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
9046 (remove_forwarder_block): Support moving debug stmts.
9047 * cselib.h (cselib_record_sets_hook): Declare.
9048 (cselib_expand_callback): New type.
9049 (cselib_expand_value_rtx_cb): Declare.
9050 (cselib_reset_table_with_next_value): Declare.
9051 (cselib_get_next_unknown_value): Declare.
9052 (cselib_preserve_value): Declare.
9053 (cselib_preserved_value_p): Declare.
9054 (cselib_preserve_only_values): Declare.
9055 (dump_cselib_table): Declare.
9056 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
9057 (try_crossjump_to_edge): Likewise.
9058 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
9059 dominated blocks when debug stmts are present.
9060 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
9061 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
9062 (set_var_live_on_entry): Likewise.
9063 * loop-invariant.c (find_invariants_bb): Skip debug insns.
9064 * cfglayout.c (curr_location, last_location): Make static.
9065 (set_curr_insn_source_location): Don't avoid bouncing.
9066 (get_curr_insn_source_location): New.
9067 (get_curr_insn_block): New.
9068 (duplicate_insn_chain): Handle debug insns.
9069 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
9071 * common.opt (fcompare-debug): Move to sort order.
9072 (fdump-unnumbered-links): Likewise.
9073 (fvar-tracking-assignments): New.
9074 (fvar-tracking-assignments-toggle): New.
9075 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
9076 because of debug stmts.
9077 (mark_stmt_if_obviously_necessary): Mark debug stmts.
9078 (eliminate_unnecessary_stmts): Walk dominated blocks before
9080 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
9081 * ira.c (memref_used_between_p): Skip debug insns.
9082 (update_equiv_regs): Likewise.
9083 * sched-deps.c (sd_lists_size): Accept empty list.
9084 (sd_init_insn): Mark debug insns.
9085 (sd_finish_insn): Unmark them.
9086 (sd_add_dep): Reject non-debug deps on debug insns.
9087 (fixup_sched_groups): Give debug insns group treatment.
9089 (sched_analyze_reg): Don't mark debug insns for sched before call.
9090 (sched_analyze_2): Handle debug insns.
9091 (sched_analyze_insn): Compute next non-debug insn. Handle debug
9093 (deps_analyze_insn): Handle debug insns.
9094 (deps_start_bb): Skip debug insns.
9095 (init_deps): Initialize last_debug_insn.
9096 * tree-ssa.c (target_for_debug_bind): New.
9097 (find_released_ssa_name): New.
9098 (propagate_var_def_into_debug_stmts): New.
9099 (propagate_defs_into_debug_stmts): New.
9100 (verify_ssa): Skip debug bind stmts without values.
9101 (warn_uninialized_vars): Skip debug stmts.
9102 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
9103 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
9104 (rtx_equal_p): Likewise.
9105 * ira-costs.c (scan_one_insn): Skip debug insns.
9106 (process_bb_node_for_hard_reg_moves): Likewise.
9107 * rtl.h (DEBUG_INSN_P): New.
9108 (NONDEBUG_INSN_P): New.
9109 (MAY_HAVE_DEBUG_INSNS): New.
9110 (INSN_P): Accept debug insns.
9111 (RTX_FRAME_RELATED_P): Likewise.
9112 (INSN_DELETED_P): Likewise
9113 (PAT_VAR_LOCATION_DECL): New.
9114 (PAT_VAR_LOCATION_LOC): New.
9115 (PAT_VAR_OCATION_STATUS): New.
9116 (NOTE_VAR_LOCATION_DECL): Reimplement.
9117 (NOTE_VAR_LOCATION_LOC): Likewise.
9118 (NOTE_VAR_LOCATION_STATUS): Likewise.
9119 (INSN_VAR_LOCATION): New.
9120 (INSN_VAR_LOCATION_DECL): New.
9121 (INSN_VAR_LOCATION_LOC): New.
9122 (INSN_VAR_LOCATION_STATUS): New.
9123 (gen_rtx_UNKNOWN_VAR_LOC): New.
9124 (VAR_LOC_UNKNOWN_P): New.
9125 (NOTE_DURING_CALL_P): New.
9126 (SCHED_GROUP_P): Accept debug insns.
9127 (emit_debug_insn_before): Declare.
9128 (emit_debug_insn_before_noloc): Declare.
9129 (emit_debug_insn_beore_setloc): Declare.
9130 (emit_debug_insn_after): Declare.
9131 (emit_debug_insn_after_noloc): Declare.
9132 (emit_debug_insn_after_setloc): Declare.
9133 (emit_debug_insn): Declare.
9134 (make_debug_insn_raw): Declare.
9135 (prev_nondebug_insn): Declare.
9136 (next_nondebug_insn): Declare.
9137 (delegitimize_mem_from_attrs): Declare.
9138 (get_max_insn_count): Declare.
9139 (wrap_constant): Declare.
9140 (unwrap_constant): Declare.
9141 (get_curr_insn_source_location): Declare.
9142 (get_curr_insn_block): Declare.
9143 * tree-inline.c (insert_debug_decl_map): New.
9144 (processing_debug_stmt): New.
9145 (remap_decl): Don't create new mappings in debug stmts.
9146 (remap_gimple_op_r): Don't add references in debug stmts.
9147 (copy_tree_body_r): Likewise.
9148 (remap_gimple_stmt): Handle debug bind stmts.
9149 (copy_bb): Skip debug stmts.
9150 (copy_edges_for_bb): Likewise.
9151 (copy_debug_stmt): New.
9152 (copy_debug_stmts): New.
9153 (copy_body): Copy debug stmts at the end.
9154 (insert_init_debug_bind): New.
9155 (insert_init_stmt): Take id. Skip and emit debug stmts.
9156 (setup_one_parameter): Remap variable earlier, register debug mapping.
9157 (estimate_num_insns): Skip debug stmts.
9158 (expand_call_inline): Preserve debug_map.
9159 (optimize_inline_calls): Check for no debug_stmts left-overs.
9160 (unsave_expr_now): Preserve debug_map.
9161 (copy_gimple_seq_and_replace_locals): Likewise.
9162 (tree_function_versioning): Check for no debug_stmts left-overs.
9163 Init and destroy debug_map as needed. Split edges unconditionally.
9164 (build_duplicate_type): Init and destroy debug_map as needed.
9165 * tree-inline.h: Include gimple.h instead of pointer-set.h.
9166 (struct copy_body_data): Add debug_stmts and debug_map.
9167 * sched-int.h (struct ready_list): Add n_debug.
9168 (struct deps): Add last_debug_insn.
9169 (DEBUG_INSN_SCHED_P): New.
9170 (BOUNDARY_DEBUG_INSN_P): New.
9171 (SCHEDULE_DEBUG_INSN_P): New.
9172 (sd_iterator_cond): Accept empty list.
9173 * combine.c (create_log_links): Skip debug insns.
9174 (combine_instructions): Likewise.
9175 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
9176 return value is always unshared.
9177 (struct rtx_subst_pair): New.
9178 (auto_adjust_pair): New.
9179 (propagate_for_debug_subst): New.
9180 (propagate_for_debug): New.
9181 (try_combine): Skip debug insns. Propagate removed defs into
9183 (next_nonnote_nondebug_insn): New.
9184 (distribute_notes): Use it. Skip debug insns.
9185 (distribute_links): Skip debug insns.
9186 * tree-outof-ssa.c (set_location_for_edge): Likewise.
9187 * resource.c (mark_target_live_regs): Likewise.
9188 * var-tracking.c: Include cselib.h and target.h.
9189 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
9191 (micro_operation_type_name): New.
9192 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
9193 (struct micro_operation_def): Update comments.
9194 (decl_or_value): New type. Use instead of decls.
9195 (struct emit_note_data_def): Add vars.
9196 (struct attrs_def): Use decl_or_value.
9197 (struct variable_tracking_info_def): Add permp, flooded.
9198 (struct location_chain_def): Update comment.
9199 (struct variable_part_def): Use decl_or_value.
9200 (struct variable_def): Make var_part a variable length array.
9202 (scratch_regs): New.
9203 (cselib_hook_called): New.
9204 (dv_is_decl_p): New.
9205 (dv_is_value_p): New.
9208 (dv_as_opaque): New.
9209 (dv_onepart_p): New.
9211 (IS_DECL_CODE): New.
9212 (check_value_is_not_decl): New.
9213 (dv_from_decl): New.
9214 (dv_from_value): New.
9215 (dv_htab_hash): New.
9216 (variable_htab_hash): Use it.
9217 (variable_htab_eq): Support values.
9218 (variable_htab_free): Free from the right pool.
9219 (attrs_list_member, attrs_list_insert): Use decl_or_value.
9220 (attrs_list_union): Adjust.
9221 (attrs_list_mpdv_union): New.
9222 (tie_break_pointers): New.
9223 (canon_value_cmp): New.
9224 (unshare_variable): Return possibly-modified slot.
9225 (vars_copy_1): Adjust.
9226 (var_reg_decl_set): Adjust. Split out of...
9227 (var_reg_set): ... this.
9228 (get_init_value): Adjust.
9229 (var_reg_delete_and_set): Adjust.
9230 (var_reg_delete): Adjust.
9231 (var_regno_delete): Adjust.
9232 (var_mem_decl_set): Split out of...
9233 (var_mem_set): ... this.
9234 (var_mem_delete_and_set): Adjust.
9235 (var_mem_delete): Adjust.
9239 (variable_union): Adjust. Speed up merge of 1-part vars.
9240 (variable_canonicalize): Use unshared slot.
9241 (VALUED_RECURSED_INTO): New.
9242 (find_loc_in_1pdv): New.
9243 (struct dfset_merge): New.
9244 (insert_into_intersection): New.
9245 (intersect_loc_chains): New.
9247 (canonicalize_loc_order_check): New.
9248 (canonicalize_values_mark): New.
9249 (canonicalize_values_star): New.
9250 (variable_merge_over_cur): New.
9251 (variable_merge_over_src): New.
9252 (dataflow_set_merge): New.
9253 (dataflow_set_equiv_regs): New.
9254 (remove_duplicate_values): New.
9255 (struct dfset_post_merge): New.
9256 (variable_post_merge_new_vals): New.
9257 (variable_post_merge_perm_vals): New.
9258 (dataflow_post_merge_adjust): New.
9259 (find_mem_expr_in_1pdv): New.
9260 (dataflow_set_preserve_mem_locs): New.
9261 (dataflow_set_remove_mem_locs): New.
9262 (dataflow_set_clear_at_call): New.
9263 (onepart_variable_different_p): New.
9264 (variable_different_p): Use it.
9265 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9266 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9268 (track_loc_p): Pass it true.
9269 (struct count_use_info): New.
9270 (find_use_val): New.
9271 (replace_expr_with_values): New.
9273 (use_type): New, partially split out of...
9274 (count_uses): ... this. Count new micro-ops.
9275 (count_uses_1): Adjust.
9276 (count_stores): Adjust.
9277 (count_with_sets): New.
9278 (VAL_NEEDS_RESOLUTION): New.
9279 (VAL_HOLDS_TRACK_EXPR): New.
9280 (VAL_EXPR_IS_COPIED): New.
9281 (VAL_EXPR_IS_CLOBBERED): New.
9282 (add_uses): Adjust. Generate new micro-ops.
9283 (add_uses_1): Adjust.
9284 (add_stores): Generate new micro-ops.
9285 (add_with_sets): New.
9286 (find_src_status): Adjust.
9287 (find_src_set_src): Adjust.
9288 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9289 Handle new micro-ops. Canonicalize value equivalances.
9290 (vt_find_locations): Compute total size of hash tables for
9291 dumping. Perform merge for var-tracking-assignments. Don't
9292 disregard single-block loops.
9293 (dump_attrs_list): Handle decl_or_value.
9294 (dump_variable): Take variable. Deal with decl_or_value.
9295 (dump_variable_slot): New.
9296 (dump_vars): Use it.
9297 (dump_dataflow_sets): Adjust.
9298 (set_slot_part): New, extended to support one-part variables
9299 after splitting out of...
9300 (set_variable_part): ... this.
9301 (clobber_slot_part): New, split out of...
9302 (clobber_variable_part): ... this.
9303 (delete_slot_part): New, split out of...
9304 (delete_variable_part): .... this.
9305 (check_wrap_constant): New.
9306 (vt_expand_loc_callback): New.
9307 (vt_expand_loc): New.
9308 (emit_note_insn_var_location): Adjust. Handle values. Handle
9309 EMIT_NOTE_AFTER_CALL_INSN.
9310 (emit_notes_for_differences_1): Adjust. Handle values.
9311 (emit_notes_for_differences_2): Likewise.
9312 (emit_notes_for_differences): Adjust.
9313 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9314 Adjust. Handle new micro-ops.
9315 (vt_add_function_parameters): Adjust. Create and bind values.
9316 (vt_initialize): Adjust. Initialize scratch_regs and
9317 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9318 operations. Move some code to count_with_sets and add_with_sets.
9319 (delete_debug_insns): New.
9320 (vt_debug_insns_local): New.
9321 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9323 (var_tracking_main): If var-tracking-assignments is enabled
9324 but var-tracking isn't, delete debug insns and leave. Likewise
9325 if we exceed limits or fail the stack adjustments tests, and
9326 after all var-tracking processing.
9327 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9328 (dataflow_set): Add traversed_vars.
9329 (value_chain, const_value_chain): New typedefs.
9330 (value_chain_pool, value_chains): New variables.
9331 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9332 add_value_chains, add_cselib_value_chains, remove_value_chain,
9333 remove_value_chains, remove_cselib_value_chains): New functions.
9334 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9335 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9337 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9338 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9339 (dst_can_be_shared): New variable.
9340 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9341 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9342 different from set->vars, look up slot again instead of using the
9344 (dataflow_set_init): Initialize traversed_vars.
9345 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9346 lookup if set->vars is shared. Don't keep slot cleared before
9347 calling unshare_variable. Unshare set->vars if needed. Adjust
9348 unshare_variable callers. Clear dst_can_be_shared if needed.
9349 Even ->refcount == 1 vars must be unshared if set->vars is shared
9350 and var needs to be modified.
9351 (dataflow_set_union): Set traversed_vars during canonicalization.
9352 (VALUE_CHANGED, DECL_CHANGED): Define.
9353 (set_dv_changed, dv_changed_p): New static inlines.
9354 (track_expr_p): Clear DECL_CHANGED.
9355 (dump_dataflow_sets): Set it.
9356 (variable_was_changed): Call set_dv_changed.
9357 (emit_note_insn_var_location): Likewise.
9358 (changed_variables_stack): New variable.
9359 (check_changed_vars_1, check_changed_vars_2): New functions.
9360 (emit_notes_for_changes): Do nothing if changed_variables is
9361 empty. Traverse changed_variables with check_changed_vars_1,
9362 call check_changed_vars_2 on each changed_variables_stack entry.
9363 (emit_notes_in_bb): Add SET argument. Just clear it at the
9364 beginning, use it instead of local &set, don't destroy it at the end.
9365 (vt_emit_notes): Call dataflow_set_clear early on all
9366 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9367 computed set, dataflow_set_clear also VTI(bb)->in when we are
9368 done with the basic block. Initialize changed_variables_stack,
9369 free it afterwards. If ENABLE_CHECKING verify that after noting
9370 differences to an empty set value_chains hash table is empty.
9371 (vt_initialize): Initialize value_chains and value_chain_pool.
9372 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9373 (variable_tracking_main): Call dump_dataflow_sets before calling
9374 vt_emit_notes, not after it.
9375 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9376 (propagate_var_def_into_debug_stmts): Declare.
9377 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9378 (df_set_note): Reject debug insns.
9379 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9380 add notes to debug insns.
9381 (df_note_bb_compute): Adjust. Likewise.
9382 (df_simulate_uses): Skip debug insns.
9383 (df_simulate_initialize_backwards): Likewise.
9384 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9385 (subst_stack_regs_pat): Reject debug insns.
9386 (convert_regs_1): Handle debug insns.
9387 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9388 (print-rtl.o): Depend on cselib.h.
9389 (cselib.o): Depend on TREE_PASS_H.
9390 (var-tracking.o): Depend on cselib.h and TARGET_H.
9391 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9392 (init_ready_list): Skip boundary debug insns.
9393 (add_branch_dependences): Skip debug insns.
9394 (free_block_dependencies): Check for blocks with only debug insns.
9395 (compute_priorities): Likewise.
9396 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9397 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9399 (gimple_build_debug_bind_stat): New.
9400 (empty_body_p): Skip debug stmts.
9401 (gimple_has_side_effects): Likewise.
9402 (gimple_rhs_has_side_effects): Likewise.
9403 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9404 (gimple_build_debug_bind_stat): Declare.
9405 (gimple_build_debug_bind): Define.
9406 (is_gimple_debug): New.
9407 (gimple_debug_bind_p): New.
9408 (gimple_debug_bind_get_var): New.
9409 (gimple_debug_bind_get_value): New.
9410 (gimple_debug_bind_get_value_ptr): New.
9411 (gimple_debug_bind_set_var): New.
9412 (gimple_debug_bind_set_value): New.
9413 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9414 (gimple_debug_bind_reset_value): New.
9415 (gimple_debug_bind_has_value_p): New.
9416 (gsi_next_nondebug): New.
9417 (gsi_prev_nondebug): New.
9418 (gsi_start_nondebug_bb): New.
9419 (gsi_last_nondebug_bb): New.
9420 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9421 (print_insn): Handle DEBUG_INSN.
9422 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9423 of first insn prevail.
9424 (first_stmt): Skip debug stmts.
9425 (first_non_label_stmt): Likewise.
9426 (last_stmt): Likewise.
9427 (has_zero_uses_1): New.
9428 (single_imm_use_1): New.
9429 (verify_gimple_debug): New.
9430 (verify_types_in_gimple_stmt): Handle debug stmts.
9431 (verify_stmt): Likewise.
9432 (debug_loop_num): Skip debug stmts.
9433 (remove_edge_and_dominated_blocks): Remove dominators last.
9434 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9435 (linearize_expr): Likewise.
9436 * config/i386/i386.c (ix86_delegitimize_address): Call
9437 default implementation.
9438 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9439 (group_barrier_needed): Skip debug insns.
9440 (emit_insn_group_barriers): Likewise.
9441 (emit_all_insn_group_barriers): Likewise.
9442 (ia64_variable_issue): Handle debug insns.
9443 (ia64_dfa_new_cycle): Likewise.
9444 (final_emit_insn_group_barriers): Skip debug insns.
9445 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9446 def cfa without frame.
9447 (process_set): Likewise.
9448 (process_for_unwind_directive): Pass frame on.
9449 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9450 (rs6000_delegitimize_address): New.
9451 (rs6000_debug_adjust_cost): Handle debug insns.
9452 (is_microcoded_insn): Likewise.
9453 (is_cracked_insn): Likewise.
9454 (is_nonpipeline_insn): Likewise.
9455 (insn_must_be_first_in_group): Likewise.
9456 (insn_must_be_last_in_group): Likewise.
9457 (force_new_group): Likewise.
9458 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9459 contains only debug insns.
9460 (rtl_merge_blocks): Skip debug insns.
9461 (purge_dead_edges): Likewise.
9462 (rtl_block_ends_with_call_p): Skip debug insns.
9463 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9464 (mark_reg_dependencies): Skip debug insns.
9465 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9466 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9467 * tree-ssa-threadedge.c
9468 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9469 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9470 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9471 (copyprop_hardreg_forward_1): Handle debug insns.
9472 * reload1.c (reload): Skip debug insns. Replace unassigned
9473 pseudos in debug insns with their equivalences.
9474 (eliminate_regs_in_insn): Skip debug insns.
9475 (emit_input_reload_insns): Skip debug insns at first, adjust
9477 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9478 (get_indirect_ref_operands): Pass opf_no_vops on.
9479 (get_expr_operands): Likewise. Skip debug stmts.
9480 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9482 2009-09-01 Richard Henderson <rth@redhat.com>
9484 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9485 stmt_ends_pp_p statements at least once.
9486 * tree-vrp.c (vrp_initialize): Likewise.
9487 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9489 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9492 Fix AIX bootstrap after PR debug/30161
9493 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9494 that is a GNU extension.
9495 (tmpl_value_parm_die_table): Move the definition of this global
9496 outside #ifdef DWARF2_DEBUGGING_INFO region.
9498 2009-09-01 Richard Guenther <rguenther@suse.de>
9500 * tree.c (tree_expr_size): New function.
9501 * tree.h (tree_expr_size): Declare.
9502 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9503 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9504 * langhooks.c (lhd_expr_size): Remove.
9505 * langhooks.h (struct lang_hooks): Remove expr_size.
9506 * explow.c (expr_size): Use tree_expr_size.
9507 (int_expr_size): Likewise.
9508 * langhooks-def.h (lhd_expr_size): Remove.
9509 (LANG_HOOKS_EXPR_SIZE): Likewise.
9510 (LANG_HOOKS_INITIALIZER): Adjust.
9512 2009-09-01 Richard Guenther <rguenther@suse.de>
9514 * tree-flow.h (mark_addressable): Move declaration ...
9515 * tree.h (mark_addressable): ... here.
9516 * stmt.c (expand_asm_operands): Use mark_addressable, not
9517 lang_hooks.mark_addressable.
9518 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9519 LANG_HOOKS_MARK_ADDRESSABLE.
9520 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9521 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9523 2009-08-31 Chris Demetriou <cgd@google.com>
9525 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9526 vectorize if not TARGET_SSE2.
9528 2009-08-31 DJ Delorie <dj@redhat.com>
9530 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9531 registers if no coprocessor is enabled.
9533 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9536 * cgraph.h (cgraph_get_node): Declare ...
9537 * cgraph.c (cgraph_get_node): ... new function.
9538 * dwarf2out.c (gen_generic_params_dies,
9539 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9540 make_ith_pack_parameter_name,
9541 append_entry_to_tmpl_value_parm_die_table,
9542 gen_remaining_tmpl_value_param_die_attribute): New functions.
9543 (gen_subprogram_die): Generate debug info for template parameters
9544 if debug info level is higher than DINFO_LEVEL_TERSE.
9545 Use tree_add_const_value_attribute_for_decl instead of
9546 tree_add_const_value_attribute.
9547 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9548 instead of tree_add_const_value_attribute.
9549 (gen_struct_or_union_type_die): Generate debug
9550 info for template parameters if debug info level is higher than
9552 (tree_add_const_value_attribute): Handle integral and pointer
9553 constants. Update comment.
9554 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9555 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9556 (reference_to_unused): Fix thinko. Remove redundant predicates from
9558 (tree_add_const_value_attribute): Make this work for constant
9560 tree_add_const_value_attribute_for_decl is to be used for variable
9562 (add_location_or_const_value_attribute): Use
9563 tree_add_const_value_attribute_for_decl now.
9564 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9565 DW_TAG_template_value_param DIEs after function DIEs have been
9567 * langhooks.h (lang_hooks_for_types): Add
9568 get_argument_pack_elems.
9569 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9570 (lang_hooks): Added get_innermost_generic_parms,
9571 get_innermost_generic_args.
9572 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9573 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9574 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9575 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9577 2009-08-31 DJ Delorie <dj@redhat.com>
9579 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9580 it once we start generating the prologue or epilogue.
9581 (mep_call_saves_register): If the frame is locked, re-use
9583 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9584 (mep_expand_prologue): Call it.
9585 (mep_expand_epilogue): Likewise.
9586 (mep_start_function): Use the same logic as mep_expand_prologue.
9587 (mep_pass_by_reference): Make logic more readable.
9588 (mep_return_in_memory): Zero-sized objects are passed in memory.
9589 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9591 2009-08-31 Richard Guenther <rguenther@suse.de>
9593 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9594 to query if the memory regions for memmove overlap.
9595 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9596 asserts on pointers, instead deal with odd trees.
9597 (ptr_derefs_may_alias_p): Likewise.
9598 (refs_may_alias_p_1): Constructor bases also never alias.
9600 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9602 * doc/install.texi (Final install): Adjust reference on where to
9603 order printed manuals.
9605 2009-08-30 Olivier Hainque <hainque@adacore.com>
9607 * dwarf2out.c (switch_to_frame_table_section): Move
9608 definition prior to first use.
9610 2009-08-30 Richard Guenther <rguenther@suse.de>
9612 PR tree-optimization/41186
9613 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9614 (ao_ref_init_from_ptr_and_size): New function.
9615 (ref_maybe_used_by_call_p_1): Be more precise tracking
9616 used ranges for builtin functions.
9617 (ref_maybe_used_by_call_p): Adjust.
9618 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9619 ranges for builtin functions.
9620 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9622 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9625 * fwprop.c (get_reg_use_in): Delete.
9626 (free_load_extend): New function.
9627 (forward_propagate_subreg): Use it.
9629 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9631 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9633 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9636 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9639 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9641 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9642 fini or fini_array section.
9644 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9646 * graphite-dependences.c (graphite_legal_transform_bb): Call
9647 pbb_remove_duplicate_pdrs.
9648 * graphite-poly.c (can_collapse_pdr): Removed.
9649 (pdr_find_duplicate): Removed.
9650 (can_collapse_pdrs): New.
9651 (pbb_remove_duplicate_pdrs): New.
9652 (new_poly_dr): Do not look for duplicates.
9653 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9654 (PBB_PDR_DUPLICATES_REMOVED): New.
9655 (pbb_remove_duplicate_pdrs): Declared.
9657 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9659 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9660 the strides by multiplying by PDR_NB_REFS.
9661 * graphite-poly.c (can_collapse_pdr): New.
9662 (pdr_find_duplicate): New.
9663 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9664 Initialize PDR_NB_REFS.
9665 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9667 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9669 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9672 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9675 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9677 * graphite-dependences.c (pddr_original_scattering): Return NULL
9678 for read-read dependence relations.
9679 * graphite-poly.h (enum poly_dr_type): Fix comment.
9682 (pdr_may_write_p): New.
9684 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9686 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9687 (struct poly_dr): Same.
9688 (new_poly_dr): Same.
9689 * graphite-poly.c (new_poly_dr): Same.
9690 * graphite-dependences.c (dot_deps): Disable call to system.
9692 2009-08-28 Cary Coutant <ccoutant@google.com>
9695 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9696 struct/union/enum types local to a function.
9698 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9699 Sebastian Pop <sebastian.pop@amd.com>
9701 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9702 pbb_strip_mine_time_depth. Changed the implementation so that
9703 transformation is expressed as a transformation on
9704 time (scatttering) dimensions. Also, ensures that the 2d+1
9705 scheduling format is preserved.
9706 (pbb_strip_mine_profitable_p): Profitability is based on the
9707 iteration number of a given time (scattering) dimension,
9708 and not on a original loop depth dimension.
9709 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9710 (pbb_do_strip_mine): Call psct_dynamic_dim.
9711 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9712 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9713 (pbb_nb_dynamic_scattering_transform): New.
9714 (psct_dynamic_dim): New.
9716 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9718 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9719 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9720 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9721 * graphite-interchange.c (build_linearized_memory_access): Same.
9722 (memory_stride_in_loop): Same.
9724 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9726 * graphite-dependences.c (pddr_original_scattering): New.
9727 (graphite_legal_transform_dr): Call pddr_original_scattering.
9730 * graphite-dependences.h (dot_deps): Declared.
9731 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9732 (print_pdr): Print PDR_ID.
9733 * graphite-poly.h (struct poly_dr): Add field id.
9736 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9738 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9740 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9741 not delete the original dependence relation.
9743 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9745 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9746 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9747 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9748 (free_poly_ddr): New.
9749 (pddr_is_empty): New.
9750 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9751 (dependence_polyhedron): Same. Remove useless gcc_assert.
9753 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9754 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9755 * graphite-dependences.h (enum poly_dependence_kind): New.
9756 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9757 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9758 (PDRP_SINK): Renamed PDDR_SINK.
9759 (PDRP_DDP): Renamed PDDR_DDP.
9761 (free_poly_ddr): Declared.
9762 * graphite-poly.c (new_scop): Use the new hash function names.
9763 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9764 into original_pddrs.
9765 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9767 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9769 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9770 bounds with LT_EXPR to make niter analysis more precise on code
9771 generated by Graphite.
9773 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9775 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9776 (graphite_legal_transform_bb): Same.
9777 (poly_drs_may_alias_p): Same.
9779 2009-08-28 Richard Guenther <rguenther@suse.de>
9781 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9783 2009-08-28 Jan Beulich <jbeulich@novell.com>
9785 * config/i386/netware.c: Include langhooks.h.
9786 (i386_nlm_encode_section_info): Simplify.
9787 (netware_override_options): Delete.
9788 * config/i386/netware.h (netware_override_options): Delete
9790 (OVERRIDE_OPTIONS): Delete definition.
9791 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9792 (ASM_COMMENT_START): Define.
9793 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9795 2009-08-28 Jan Beulich <jbeulich@novell.com>
9797 * configure.ac: For in-tree ld, do a plain version check to
9798 determine whether comdat groups are supported.
9799 * configure: Regenerate.
9801 2009-08-28 Olivier Hainque <hainque@adacore.com>
9803 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9804 always defined. Reflect definition or absence of such for
9805 COLLECT_EXPORT_LIST. Readability helper.
9806 (scanfilter): New enum, to help control what symbols
9807 are to be considered or ignored by scan_prog_file.
9808 (enum pass): Rename as "scanpass", moved together with scanfilter
9809 prior to scan_prog_file's prototype.
9810 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9811 Group prototype with the scanpass/scanfilter definitions, factorize
9812 head comments for the several implementations at the prototype.
9813 (main): Reorganize the first pass link control to let AIX
9814 drag only the needed frame tables in executables. Prevent
9815 frame tables collection during the scan aimed at static ctors.
9816 Pre-link and scan for frame tables later to compensate.
9817 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9818 A C statement to issue assembly directives that create a reference
9819 to the given DWARF table identifier label from the current function
9821 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9822 to differentiate first time section entry. Only emit a .data
9823 tables start identifier label the first time around.
9824 (switch_to_frame_table_section): New function. Helper for
9825 output_call_frame_info to switch possibly BACK into the eh_frame
9826 or the debug_frame section depending on FOR_EH.
9827 (output_call_frame_info): Use helper to first enter the proper
9829 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9830 emit a link to the frame table start label from each function
9832 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9833 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9834 * config/rs6000/rs6000-protos.h: Declare it.
9835 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9837 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9839 * config/sh/sh.c (split_branches): Check the result of
9842 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9844 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9845 using -pthread -fopenmp
9847 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9849 * doc/service.texi (service directory): Update URL.
9851 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9853 PR rtl-optimization/40861
9854 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9855 extract word from a multi-word subreg for negative byte positions.
9857 2009-08-27 Tristan Gingold <gingold@adacore.com>
9858 Douglas B Rupp <rupp@gnat.com>
9860 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9861 (SECTION_VMS_OVERLAY): Define.
9862 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9864 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9866 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9867 common_object declarations.
9868 (ia64_section_type_flags): Set section flag for common_object.
9869 * config/ia64/ia64-protos.h
9870 (ia64_vms_output_aligned_decl_common): Declare.
9871 (ia64_vms_elf_asm_named_section): Declare.
9873 2009-08-27 Michael Matz <matz@suse.de>
9875 * expr.c (expand_expr_real_2): New function taking exploded
9876 unary or binary expression, split out from ...
9877 (expand_expr_real_1): ... here. Move over all unary/binary
9878 switch parts to above function, in particular these codes:
9879 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9880 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9881 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9882 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9883 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9884 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9885 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9886 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9887 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9888 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9889 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9890 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9891 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9892 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9893 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9894 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9895 VEC_PACK_FIX_TRUNC_EXPR.
9896 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9899 2009-08-27 Richard Guenther <rguenther@suse.de>
9901 * gengtype.c (main): Handle uint64_t.
9902 * ipa-utils.c (get_base_var): Indent properly.
9903 * tree-ssa-live.c (debug_scope_block): New function.
9904 * tree-flow.h (debug_scope_block): Declare.
9905 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9906 * basic-block.h (enum profile_status): Rename to
9907 enum profile_status_d.
9908 (x_profile_status): Adjust type.
9910 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9913 * dwarf2out.c (get_context_die): Declare this static function.
9914 (gen_type_die_with_usage): Make sure a DIE is a generated for
9915 the context of a typedef.
9917 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9919 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9922 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9924 * config/mips/mips-protos.h (mips_output_sync): Declare.
9925 (mips_sync_loop_insns): Likewise.
9926 (mips_output_sync_loop): Replace first two parameters with an rtx.
9927 * config/mips/mips.c (mips_multi_member): New structure.
9928 (mips_multi_members): New variable.
9929 (mips_multi_start): New function.
9930 (mips_multi_add): Likewise.
9931 (mips_multi_add_insn): Likewise.
9932 (mips_multi_add_label): Likewise.
9933 (mips_multi_last_index): Likewise.
9934 (mips_multi_copy_insn): Likewise.
9935 (mips_multi_set_operand): Likewise.
9936 (mips_multi_write): Likewise.
9937 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9938 (mips_init_print_operand_punct): Update accordingly.
9939 (mips_start_ll_sc_sync_block): New function.
9940 (mips_end_ll_sc_sync_block): Likewise.
9941 (mips_output_sync): Likewise.
9942 (mips_sync_insn1_template): Likewise.
9943 (mips_sync_insn2_template): Likewise.
9944 (mips_get_sync_operand): Likewise.
9945 (mips_process_sync_loop): Likewise.
9946 (mips_output_sync_loop): Use mips_process_sync_loop.
9947 (mips_sync_loop_insns): New function.
9948 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9949 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9950 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9951 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9952 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9953 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9954 (MIPS_SYNC_OLD_OP_12): Likewise.
9955 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9956 (MIPS_SYNC_NEW_OP_12): Likewise.
9957 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9958 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9959 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9960 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9961 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9962 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9963 * config/mips/mips.md (sync_mem): New attribute.
9964 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9965 (sync_exclusive_mask, sync_required_oldval): Likewise.
9966 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9967 (sync_release_barrier): Likewise.
9968 (length): Handle sync loops.
9969 (sync): Use mips_output_sync.
9970 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9971 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9972 and use mips_output_sync_loop.
9973 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9974 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9975 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9976 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9977 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9978 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9979 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9980 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9981 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9983 2009-08-26 Richard Guenther <rguenther@suse.de>
9986 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9987 the types to not match.
9988 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9990 * tree-ssa.c (useless_type_conversion_p): Conversions to
9991 pointers to unprototyped functions are useless.
9993 2009-08-26 Richard Guenther <rguenther@suse.de>
9995 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9996 whole-program condition, prepare to be called for non-globals.
9997 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9998 params build a representative with known type and track its fields.
10000 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
10002 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
10003 clearing by a taken branch.
10004 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
10005 effectively after bbro pass.
10006 (sync_nand<mode>): Ditto.
10007 (sync_old_<fetchop_name><mode>): Ditto.
10008 (sync_old_nand<mode>): Ditto.
10009 (sync_new_<fetchop_name><mode>): Dito.
10010 (sync_new_nand<mode>): Ditto.
10011 (sync_compare_and_swap<mode>_1): Ditto.
10012 (*sync_compare_and_swap<mode>): Ditto.
10013 (sync_lock_test_and_set<mode>_1): Ditto.
10014 ("sync_lock_test_and_set<mode>): Ditto.
10016 2009-08-25 Douglas B Rupp <rupp@gnat.com>
10018 * hwint.h (HOST_LONG_FORMAT): New macro
10019 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
10020 Use HOST_PTR_PRINTF.
10021 * system.h (HOST_PTR_PRINTF): Resurrect old macro
10022 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
10023 (HOST_PTR_PRINTF): Document.
10025 2009-08-25 Jan Hubicka <jh@suse.cz>
10027 * config/i386/bmmintrin.h: Replace by #error.
10030 Michael Meissner <michael.meissner@amd.com>
10031 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10032 Tony Linthicum <tony.linthicum@amd.com>
10034 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
10035 (TARGET_ROUND): New macro for the round/ptest instructions which
10036 are shared between SSE4.1 and SSE5.
10037 (OPTION_MASK_ISA_ROUND): Ditto.
10038 (OPTION_ISA_ROUND): Ditto.
10039 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
10040 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
10042 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
10043 (-mfused-madd): New switch to give users control over whether the
10044 compiler optimizes to use the multiply/add SSE5 instructions.
10046 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
10047 (ix86_handle_option): Turn off 3dnow if -msse5.
10048 (override_options): Add SSE5 support.
10049 (print_operand): %Y prints comparison codes for SSE5 com/pcom
10051 (ix86_expand_sse_movcc): Add SSE5 support.
10052 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
10053 vector type to the next largest size.
10054 (ix86_expand_sse5_pack): New function to use pperm to pack a
10055 vector type to the next smallest size.
10056 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
10057 (IX86_BUILTIN_FMADDSD): Ditto.
10058 (IX86_BUILTIN_FMADDPS): Ditto.
10059 (IX86_BUILTIN_FMADDPD): Ditto.
10060 (IX86_BUILTIN_FMSUBSS): Ditto.
10061 (IX86_BUILTIN_FMSUBSD): Ditto.
10062 (IX86_BUILTIN_FMSUBPS): Ditto.
10063 (IX86_BUILTIN_FMSUBPD): Ditto.
10064 (IX86_BUILTIN_FNMADDSS): Ditto.
10065 (IX86_BUILTIN_FNMADDSD): Ditto.
10066 (IX86_BUILTIN_FNMADDPS): Ditto.
10067 (IX86_BUILTIN_FNMADDPD): Ditto.
10068 (IX86_BUILTIN_FNMSUBSS): Ditto.
10069 (IX86_BUILTIN_FNMSUBSD): Ditto.
10070 (IX86_BUILTIN_FNMSUBPS): Ditto.
10071 (IX86_BUILTIN_FNMSUBPD): Ditto.
10072 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
10073 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
10074 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
10075 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
10076 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
10077 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
10078 (IX86_BUILTIN_PPERM): Ditto.
10079 (IX86_BUILTIN_PERMPS): Ditto.
10080 (IX86_BUILTIN_PERMPD): Ditto.
10081 (IX86_BUILTIN_PMACSSWW): Ditto.
10082 (IX86_BUILTIN_PMACSWW): Ditto.
10083 (IX86_BUILTIN_PMACSSWD): Ditto.
10084 (IX86_BUILTIN_PMACSWD): Ditto.
10085 (IX86_BUILTIN_PMACSSDD): Ditto.
10086 (IX86_BUILTIN_PMACSDD): Ditto.
10087 (IX86_BUILTIN_PMACSSDQL): Ditto.
10088 (IX86_BUILTIN_PMACSSDQH): Ditto.
10089 (IX86_BUILTIN_PMACSDQL): Ditto.
10090 (IX86_BUILTIN_PMACSDQH): Ditto.
10091 (IX86_BUILTIN_PMADCSSWD): Ditto.
10092 (IX86_BUILTIN_PMADCSWD): Ditto.
10093 (IX86_BUILTIN_PHADDBW): Ditto.
10094 (IX86_BUILTIN_PHADDBD): Ditto.
10095 (IX86_BUILTIN_PHADDBQ): Ditto.
10096 (IX86_BUILTIN_PHADDWD): Ditto.
10097 (IX86_BUILTIN_PHADDWQ): Ditto.
10098 (IX86_BUILTIN_PHADDDQ): Ditto.
10099 (IX86_BUILTIN_PHADDUBW): Ditto.
10100 (IX86_BUILTIN_PHADDUBD): Ditto.
10101 (IX86_BUILTIN_PHADDUBQ): Ditto.
10102 (IX86_BUILTIN_PHADDUWD): Ditto.
10103 (IX86_BUILTIN_PHADDUWQ): Ditto.
10104 (IX86_BUILTIN_PHADDUDQ): Ditto.
10105 (IX86_BUILTIN_PHSUBBW): Ditto.
10106 (IX86_BUILTIN_PHSUBWD): Ditto.
10107 (IX86_BUILTIN_PHSUBDQ): Ditto.
10108 (IX86_BUILTIN_PROTB): Ditto.
10109 (IX86_BUILTIN_PROTW): Ditto.
10110 (IX86_BUILTIN_PROTD): Ditto.
10111 (IX86_BUILTIN_PROTQ): Ditto.
10112 (IX86_BUILTIN_PROTB_IMM): Ditto.
10113 (IX86_BUILTIN_PROTW_IMM): Ditto.
10114 (IX86_BUILTIN_PROTD_IMM): Ditto.
10115 (IX86_BUILTIN_PROTQ_IMM): Ditto.
10116 (IX86_BUILTIN_PSHLB): Ditto.
10117 (IX86_BUILTIN_PSHLW): Ditto.
10118 (IX86_BUILTIN_PSHLD): Ditto.
10119 (IX86_BUILTIN_PSHLQ): Ditto.
10120 (IX86_BUILTIN_PSHAB): Ditto.
10121 (IX86_BUILTIN_PSHAW): Ditto.
10122 (IX86_BUILTIN_PSHAD): Ditto.
10123 (IX86_BUILTIN_PSHAQ): Ditto.
10124 (IX86_BUILTIN_FRCZSS): Ditto.
10125 (IX86_BUILTIN_FRCZSD): Ditto.
10126 (IX86_BUILTIN_FRCZPS): Ditto.
10127 (IX86_BUILTIN_FRCZPD): Ditto.
10128 (IX86_BUILTIN_CVTPH2PS): Ditto.
10129 (IX86_BUILTIN_CVTPS2PH): Ditto.
10130 (IX86_BUILTIN_COMEQSS): Ditto.
10131 (IX86_BUILTIN_COMNESS): Ditto.
10132 (IX86_BUILTIN_COMLTSS): Ditto.
10133 (IX86_BUILTIN_COMLESS): Ditto.
10134 (IX86_BUILTIN_COMGTSS): Ditto.
10135 (IX86_BUILTIN_COMGESS): Ditto.
10136 (IX86_BUILTIN_COMUEQSS): Ditto.
10137 (IX86_BUILTIN_COMUNESS): Ditto.
10138 (IX86_BUILTIN_COMULTSS): Ditto.
10139 (IX86_BUILTIN_COMULESS): Ditto.
10140 (IX86_BUILTIN_COMUGTSS): Ditto.
10141 (IX86_BUILTIN_COMUGESS): Ditto.
10142 (IX86_BUILTIN_COMORDSS): Ditto.
10143 (IX86_BUILTIN_COMUNORDSS): Ditto.
10144 (IX86_BUILTIN_COMFALSESS): Ditto.
10145 (IX86_BUILTIN_COMTRUESS): Ditto.
10146 (IX86_BUILTIN_COMEQSD): Ditto.
10147 (IX86_BUILTIN_COMNESD): Ditto.
10148 (IX86_BUILTIN_COMLTSD): Ditto.
10149 (IX86_BUILTIN_COMLESD): Ditto.
10150 (IX86_BUILTIN_COMGTSD): Ditto.
10151 (IX86_BUILTIN_COMGESD): Ditto.
10152 (IX86_BUILTIN_COMUEQSD): Ditto.
10153 (IX86_BUILTIN_COMUNESD): Ditto.
10154 (IX86_BUILTIN_COMULTSD): Ditto.
10155 (IX86_BUILTIN_COMULESD): Ditto.
10156 (IX86_BUILTIN_COMUGTSD): Ditto.
10157 (IX86_BUILTIN_COMUGESD): Ditto.
10158 (IX86_BUILTIN_COMORDSD): Ditto.
10159 (IX86_BUILTIN_COMUNORDSD): Ditto.
10160 (IX86_BUILTIN_COMFALSESD): Ditto.
10161 (IX86_BUILTIN_COMTRUESD): Ditto.
10162 (IX86_BUILTIN_COMEQPS): Ditto.
10163 (IX86_BUILTIN_COMNEPS): Ditto.
10164 (IX86_BUILTIN_COMLTPS): Ditto.
10165 (IX86_BUILTIN_COMLEPS): Ditto.
10166 (IX86_BUILTIN_COMGTPS): Ditto.
10167 (IX86_BUILTIN_COMGEPS): Ditto.
10168 (IX86_BUILTIN_COMUEQPS): Ditto.
10169 (IX86_BUILTIN_COMUNEPS): Ditto.
10170 (IX86_BUILTIN_COMULTPS): Ditto.
10171 (IX86_BUILTIN_COMULEPS): Ditto.
10172 (IX86_BUILTIN_COMUGTPS): Ditto.
10173 (IX86_BUILTIN_COMUGEPS): Ditto.
10174 (IX86_BUILTIN_COMORDPS): Ditto.
10175 (IX86_BUILTIN_COMUNORDPS): Ditto.
10176 (IX86_BUILTIN_COMFALSEPS): Ditto.
10177 (IX86_BUILTIN_COMTRUEPS): Ditto.
10178 (IX86_BUILTIN_COMEQPD): Ditto.
10179 (IX86_BUILTIN_COMNEPD): Ditto.
10180 (IX86_BUILTIN_COMLTPD): Ditto.
10181 (IX86_BUILTIN_COMLEPD): Ditto.
10182 (IX86_BUILTIN_COMGTPD): Ditto.
10183 (IX86_BUILTIN_COMGEPD): Ditto.
10184 (IX86_BUILTIN_COMUEQPD): Ditto.
10185 (IX86_BUILTIN_COMUNEPD): Ditto.
10186 (IX86_BUILTIN_COMULTPD): Ditto.
10187 (IX86_BUILTIN_COMULEPD): Ditto.
10188 (IX86_BUILTIN_COMUGTPD): Ditto.
10189 (IX86_BUILTIN_COMUGEPD): Ditto.
10190 (IX86_BUILTIN_COMORDPD): Ditto.
10191 (IX86_BUILTIN_COMUNORDPD): Ditto.
10192 (IX86_BUILTIN_COMFALSEPD): Ditto.
10193 (IX86_BUILTIN_COMTRUEPD): Ditto.
10194 (IX86_BUILTIN_PCOMEQUB): Ditto.
10195 (IX86_BUILTIN_PCOMNEUB): Ditto.
10196 (IX86_BUILTIN_PCOMLTUB): Ditto.
10197 (IX86_BUILTIN_PCOMLEUB): Ditto.
10198 (IX86_BUILTIN_PCOMGTUB): Ditto.
10199 (IX86_BUILTIN_PCOMGEUB): Ditto.
10200 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
10201 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
10202 (IX86_BUILTIN_PCOMEQUW): Ditto.
10203 (IX86_BUILTIN_PCOMNEUW): Ditto.
10204 (IX86_BUILTIN_PCOMLTUW): Ditto.
10205 (IX86_BUILTIN_PCOMLEUW): Ditto.
10206 (IX86_BUILTIN_PCOMGTUW): Ditto.
10207 (IX86_BUILTIN_PCOMGEUW): Ditto.
10208 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
10209 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
10210 (IX86_BUILTIN_PCOMEQUD): Ditto.
10211 (IX86_BUILTIN_PCOMNEUD): Ditto.
10212 (IX86_BUILTIN_PCOMLTUD): Ditto.
10213 (IX86_BUILTIN_PCOMLEUD): Ditto.
10214 (IX86_BUILTIN_PCOMGTUD): Ditto.
10215 (IX86_BUILTIN_PCOMGEUD): Ditto.
10216 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
10217 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
10218 (IX86_BUILTIN_PCOMEQUQ): Ditto.
10219 (IX86_BUILTIN_PCOMNEUQ): Ditto.
10220 (IX86_BUILTIN_PCOMLTUQ): Ditto.
10221 (IX86_BUILTIN_PCOMLEUQ): Ditto.
10222 (IX86_BUILTIN_PCOMGTUQ): Ditto.
10223 (IX86_BUILTIN_PCOMGEUQ): Ditto.
10224 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
10225 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
10226 (IX86_BUILTIN_PCOMEQB): Ditto.
10227 (IX86_BUILTIN_PCOMNEB): Ditto.
10228 (IX86_BUILTIN_PCOMLTB): Ditto.
10229 (IX86_BUILTIN_PCOMLEB): Ditto.
10230 (IX86_BUILTIN_PCOMGTB): Ditto.
10231 (IX86_BUILTIN_PCOMGEB): Ditto.
10232 (IX86_BUILTIN_PCOMFALSEB): Ditto.
10233 (IX86_BUILTIN_PCOMTRUEB): Ditto.
10234 (IX86_BUILTIN_PCOMEQW): Ditto.
10235 (IX86_BUILTIN_PCOMNEW): Ditto.
10236 (IX86_BUILTIN_PCOMLTW): Ditto.
10237 (IX86_BUILTIN_PCOMLEW): Ditto.
10238 (IX86_BUILTIN_PCOMGTW): Ditto.
10239 (IX86_BUILTIN_PCOMGEW): Ditto.
10240 (IX86_BUILTIN_PCOMFALSEW): Ditto.
10241 (IX86_BUILTIN_PCOMTRUEW): Ditto.
10242 (IX86_BUILTIN_PCOMEQD): Ditto.
10243 (IX86_BUILTIN_PCOMNED): Ditto.
10244 (IX86_BUILTIN_PCOMLTD): Ditto.
10245 (IX86_BUILTIN_PCOMLED): Ditto.
10246 (IX86_BUILTIN_PCOMGTD): Ditto.
10247 (IX86_BUILTIN_PCOMGED): Ditto.
10248 (IX86_BUILTIN_PCOMFALSED): Ditto.
10249 (IX86_BUILTIN_PCOMTRUED): Ditto.
10250 (IX86_BUILTIN_PCOMEQQ): Ditto.
10251 (IX86_BUILTIN_PCOMNEQ): Ditto.
10252 (IX86_BUILTIN_PCOMLTQ): Ditto.
10253 (IX86_BUILTIN_PCOMLEQ): Ditto.
10254 (IX86_BUILTIN_PCOMGTQ): Ditto.
10255 (IX86_BUILTIN_PCOMGEQ): Ditto.
10256 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10257 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10258 (enum multi_arg_type): New enum for describing the various SSE5
10259 intrinsic argument types.
10260 (bdesc_multi_arg): New table for SSE5 intrinsics.
10261 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10262 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10264 (ix86_expand_builtin): Add SSE5 intrinsic support.
10265 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10266 operand instructions.
10267 (ix86_expand_sse5_multiple_memory): New function to split the
10268 second memory reference from SSE5 instructions.
10269 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10270 (ix86_return_pops_args): Use stdarg_p to determine if the function
10271 has variable arguments.
10272 (ix86_setup_incoming_varargs): Ditto.
10273 (x86_this_parameter): Ditto.
10275 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10277 (ix86_expand_sse5_pack): Ditto.
10278 (ix86_sse5_valid_op_p): Ditto.
10279 (ix86_expand_sse5_multiple_memory): Ditto.
10281 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10282 constant for SSE5 support.
10283 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10284 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10285 (UNSPEC_SSE5_PERMUTE): Ditto.
10286 (UNSPEC_SSE5_ASHIFT): Ditto.
10287 (UNSPEC_SSE5_LSHIFT): Ditto.
10288 (UNSPEC_FRCZ): Ditto.
10289 (UNSPEC_CVTPH2PS): Ditto.
10290 (UNSPEC_CVTPS2PH): Ditto.
10291 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10292 (PCOM_TRUE): Ditto.
10293 (COM_FALSE_S): Ditto.
10294 (COM_FALSE_P): Ditto.
10295 (COM_TRUE_S): Ditto.
10296 (COM_TRUE_P): Ditto.
10297 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10298 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10300 (memory attribute): Ditto.
10301 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10302 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10303 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10304 (floor<mode>2): Ditto.
10305 (ceil<mode>2): Ditto.
10306 (btrunc<mode>2): Ditto.
10307 (nearbyintdf2): Ditto.
10308 (nearbyintsf2): Ditto.
10309 (sse_setccsf): Disable if SSE5.
10310 (sse_setccdf): Ditto.
10311 (sse5_setcc<mode>): New support for SSE5 conditional move.
10312 (sse5_pcmov_<mode>): Ditto.
10314 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10315 (SSEMODEF4): Ditto.
10316 (SSEMODEF2P): Ditto.
10317 (ssemodesuffixf4): New mode attribute for SSE5.
10318 (ssemodesuffixf2s): Ditto.
10319 (ssemodesuffixf2c): Ditto.
10320 (sserotatemax): Ditto.
10321 (ssescalarmode): Ditto.
10322 (sse_maskcmpv4sf3): Disable if SSE5.
10323 (sse_maskcmpv2df3): Ditto.
10324 (sse_vmmaskcmpv4sf3): Ditto.
10325 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10326 (sse5_vmfmadd<mode>4): Ditto.
10327 (sse5_fmsub<mode>4): Ditto.
10328 (sse5_vmfmsub<mode>4): Ditto.
10329 (sse5_fnmadd<mode>4): Ditto.
10330 (sse5_vmfnmadd<mode>4): Ditto.
10331 (sse5_fnmsub<mode>4): Ditto.
10332 (sse5_vmfnmsub<mode>4): Ditto.
10333 (sse5i_fmadd<mode>4): Ditto.
10334 (sse5i_fmsub<mode>4): Ditto.
10335 (sse5i_fnmadd<mode>4): Ditto.
10336 (sse5i_fnmsub<mode>4): Ditto.
10337 (sse5i_vmfmadd<mode>4): Ditto.
10338 (sse5i_vmfmsub<mode>4): Ditto.
10339 (sse5i_vmfnmadd<mode>4): Ditto.
10340 (sse5i_vmfnmsub<mode>4): Ditto.
10341 (mulv16qi3): Add SSE5 support.
10343 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10344 (sse2_mulv4si3): Disable if SSE5.
10345 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10346 (sse4_1_roundps): Ditto.
10347 (sse4_1_roundsd): Ditto.
10348 (sse4_1_roundss): Ditto.
10349 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10351 (sse_maskcmpsf3): Ditto.
10352 (sse_vmmaskcmpv4sf3): Ditto.
10353 (sse2_maskcmpv2df3): Ditto.
10354 (sse2_maskcmpdf3): Ditto.
10355 (sse2_vmmaskcmpv2df3): Ditto.
10356 (sse2_eq<mode>3): Ditto.
10357 (sse2_gt<mode>3): Ditto.
10358 (sse5_pcmov_<mode>): Add SSE5 support.
10359 (vec_unpacku_hi_v16qi): Ditto.
10360 (vec_unpacks_hi_v16qi): Ditto.
10361 (vec_unpacku_lo_v16qi): Ditto.
10362 (vec_unpacks_lo_v16qi): Ditto.
10363 (vec_unpacku_hi_v8hi): Ditto.
10364 (vec_unpacks_hi_v8hi): Ditto.
10365 (vec_unpacku_lo_v8hi): Ditto.
10366 (vec_unpacks_lo_v8hi): Ditto.
10367 (vec_unpacku_hi_v4si): Ditto.
10368 (vec_unpacks_hi_v4si): Ditto.
10369 (vec_unpacku_lo_v4si): Ditto.
10370 (vec_unpacks_lo_v4si): Ditto.
10371 (sse5_pmacsww): New SSE5 intrinsic insn.
10372 (sse5_pmacssww): Ditto.
10373 (sse5_pmacsdd): Ditto.
10374 (sse5_pmacssdd): Ditto.
10375 (sse5_pmacssdql): Ditto.
10376 (sse5_pmacssdqh): Ditto.
10377 (sse5_pmacsdqh): Ditto.
10378 (sse5_pmacsswd): Ditto.
10379 (sse5_pmacswd): Ditto.
10380 (sse5_pmadcsswd): Ditto.
10381 (sse5_pmadcswd): Ditto.
10382 (sse5_pcmov_<move>): Conditional move support on SSE5.
10383 (sse5_phaddbw): New SSE5 intrinsic insn.
10384 (sse5_phaddbd): Ditto.
10385 (sse5_phaddbq): Ditto.
10386 (sse5_phaddwd): Ditto.
10387 (sse5_phaddwq): Ditto.
10388 (sse5_phadddq): Ditto.
10389 (sse5_phaddubw): Ditto.
10390 (sse5_phaddubd): Ditto.
10391 (sse5_phaddubq): Ditto.
10392 (sse5_phadduwd): Ditto.
10393 (sse5_phadduwq): Ditto.
10394 (sse5_phaddudq): Ditto.
10395 (sse5_phsubbw): Ditto.
10396 (sse5_phsubwd): Ditto.
10397 (sse5_phsubdq): Ditto.
10398 (sse5_pperm): Ditto.
10399 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10400 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10401 (sse5_pperm_sign_v8hi_v4si): Ditto.
10402 (sse5_pperm_zero_v8hi_v4si): Ditto.
10403 (sse5_pperm_sign_v4si_v2di): Ditto.
10404 (sse5_pperm_sign_v4si_v2di): Ditto.
10405 (sse5_pperm_pack_v2di_v4si): Ditto.
10406 (sse5_pperm_pack_v4si_v8hi): Ditto.
10407 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10408 (sse5_perm<mode>): New SSE5 intrinsic insn.
10409 (rotl<mode>3): Ditto.
10410 (sse5_rotl<mode>3): Ditto.
10411 (sse5_ashl<mode>3): Ditto.
10412 (sse5_lshl<mode>3): Ditto.
10413 (sse5_frcz<mode>2): Ditto.
10414 (sse5s_frcz<mode>2): Ditto.
10415 (sse5_cvtph2ps): Ditto.
10416 (sse5_cvtps2ph): Ditto.
10417 (sse5_vmmaskcmp<mode>3): Ditto.
10418 (sse5_com_tf<mode>3): Ditto.
10419 (sse5_maskcmp<mode>3): Ditto.
10420 (sse5_maskcmp_uns<mode>3): Ditto.
10421 (sse5_maskcmp_uns2<mode>3): Ditto.
10422 (sse5_pcom_tf<mode>3): Ditto.
10424 * config/i386/predicates.md (sse5_comparison_float_operator):
10425 New predicate to match the comparison operators supported by
10426 the SSE5 com instruction.
10427 (ix86_comparison_int_operator): New predicate to match just the
10428 signed int comparisons.
10429 (ix86_comparison_uns_operator): New predicate to match just the
10430 unsigned int comparisons.
10432 * doc/invoke.texi (-msse5): Add documentation.
10433 (-mfused-madd): Ditto.
10435 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10437 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10439 (x86_64-*-*): Ditto.
10441 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10443 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10444 intrinisics for SSE5.
10446 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10449 * config/i386/mmintrin-common.h: New file, to contain common
10450 instructions between SSE4.1 and SSE5.
10452 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10453 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10454 (gen_regparm_prefix): Ditto.
10456 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10457 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10458 prototype_p to determine if a function is prototyped.
10460 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10462 * c-common.c (c_common_reswords) add the alignof keyword,
10463 with same RID as __alignof and __alignof__
10465 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10467 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10468 * hooks.c (hook_bool_const_int_const_int_true): New function.
10469 * target.h (struct gcc_target): Add can_eliminate field.
10470 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10471 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10472 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10473 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10474 (elim_table): Revise comment.
10475 * system.h (CAN_ELIMINATE): Poison.
10476 * defaults.h (CAN_ELIMINATE): Remove.
10477 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10479 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10480 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10482 (alpha_vms_can_eliminate): Declare as static, change return type to
10484 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10486 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10487 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10488 (arm_can_eliminate): New function.
10490 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10491 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10492 (avr_can_eliminate): Declare as static.
10493 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10495 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10496 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10497 (bfin_can_eliminate): New function.
10499 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10500 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10501 (crx_can_eliminate): New function.
10503 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10504 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10505 (fr30_can_eliminate): New function.
10507 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10508 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10509 (frv_can_eliminate): New function.
10511 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10512 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10513 (h8300_can_eliminate): New function.
10515 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10516 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10517 (i386_can_eliminate): Declare as static, change return type to bool.
10518 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10520 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10521 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10522 (ia64_can_eliminate): New function.
10524 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10525 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10526 (iq2000_can_eliminate): New function.
10528 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10529 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10530 (m32r_can_eliminate): New function.
10532 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10533 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10534 (m68hc11_can_eliminate): New function.
10536 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10537 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10538 (m68k_can_eliminate): New function.
10540 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10541 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10542 (mep_can_eliminate): New function.
10544 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10545 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10546 (mips_can_eliminate): New function.
10548 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10549 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10550 (rs6000_can_eliminate): New function.
10552 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10553 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10554 (s390_can_eliminate): Declare as static.
10555 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10557 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10558 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10559 (score_can_eliminate): New function.
10561 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10562 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10563 (sparc_can_eliminate): Declare as static.
10564 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10566 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10567 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10568 (xstormy16_can_eliminate): New function.
10570 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10571 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10572 (v850_can_eliminate): New function.
10574 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10576 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10577 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10578 (*movdfcc_ext[1234]): Disable for IEEE mode.
10580 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10582 * gimplify.c (prepare_gimple_addressable): New static function.
10583 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10585 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10586 manually fiddling with it.
10588 2009-08-25 Michael Matz <matz@suse.de>
10590 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10591 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10593 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10594 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10595 (do_jump): Split out code for simple binary comparisons into ...
10596 (do_jump_1): ... this, taking the individual operands and code.
10597 Change callers to helper function above accordingly.
10598 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10601 2009-08-25 Michael Matz <matz@suse.de>
10603 * expr.h (struct separate_ops, sepops): New type for passing
10604 around an exploded simple expression.
10605 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10606 Use this structure instead of expression tree.
10607 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10608 expression, only its type.
10609 (expand_vec_cond_expr): Take type and individual operands instead
10610 of full expression.
10611 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10612 expand_vec_shift_expr): Change prototype accordingly.
10613 * tree-vect-stmts.c (vectorizable_condition): Change call of
10614 expand_vec_cond_expr_p to pass only type.
10615 * expr.c (do_store_flags): Change prototype and implementation
10616 to take an exploded expression.
10617 (expand_expr_real_1): New local ops initialized with details
10618 of the full expression. Use it instead of full
10619 expression in calls to do_store_flags, expand_vec_cond_expr,
10620 expand_widen_pattern_expr and expand_vec_shift_expr.
10622 2009-08-25 Michael Matz <matz@suse.de>
10624 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10625 treeop2 initialized with first three operands of the full expression.
10626 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10628 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10630 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10631 (__gthread_objc_condition_allocate): Mark arguments as unused.
10632 (__gthread_objc_condition_deallocate): Likewise.
10633 (__gthread_objc_condition_wait): Likewise.
10634 (__gthread_objc_condition_broadcast): Likewise.
10635 (__gthread_objc_condition_signal): Likewise.
10636 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10637 (__gthread_objc_thread_id): Likewise.
10639 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10641 PR middle-end/41149
10642 * tree-pretty-print.c (print_call_name): Print the correct call name
10643 for procedure pointer components.
10645 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10647 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10648 default_promote_function_mode when not VMS.
10650 2009-08-24 Olivier Hainque <hainque@adacore.com>
10652 * convert.c (convert_to_integer): Don't assume an input pointer is
10653 POINTER_SIZE wide. Fetch from the type instead.
10655 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10657 * configure.ac (AC_PREREQ): Bump to 2.64.
10659 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10661 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10662 (process_command): Don't search standard_exec_prefix_1 and
10663 standard_exec_prefix_2.
10665 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10667 * config/arm/arm.c (output_return_instruction): Handle for
10670 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10672 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10674 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10676 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10677 (*arm_movdf_vfp): Likewise.
10679 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10681 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10682 (vashr<mode>3): Rename from ashr<mode>3.
10683 (vlshr<mode>3): Rename from lshr<mode>3.
10685 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10688 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10689 (check_format_info_main): Use scalar_identify_flag.
10690 (check_format_types): Check for scalar size identity if
10691 scalar_identify_flag is set.
10692 (printf_length_specs): Extend by new field.
10693 (asm_fprintf_length_specs): Likewise.
10694 (gcc_diag_length_specs): Likewise.
10695 (scanf_length_specs): Likewise.
10696 (strfmon_length_specs): Likewise.
10697 (gcc_gfc_length_specs): Likewise.
10698 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10699 (ms_printf_flag_specs): Likewise.
10700 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10702 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10705 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10706 (*call_value_pop_1): Ditto.
10707 (*sibcall_pop_1): New insn pattern.
10708 (*sibcall_value_pop_1): Ditto.
10710 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10713 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10716 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10719 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10720 (get_reg_use_in): New function.
10721 (forward_propagate_subreg): Propagate through subreg of zero_extend
10724 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10726 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10727 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10729 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10731 * configure.ac: Remove --with-datarootdir, --with-docdir,
10732 --with-htmldir switches. No need to call AC_SUBST for
10733 datarootdir, docdir, htmldir any more.
10734 * configure: Regenerate.
10735 * doc/install.texi (Configuration): Document --datarootdir,
10736 --docdir, --htmldir, --pdfdir; update documentation for
10737 --infodir, --mandir.
10738 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10741 * aclocal.m4: Regenerate.
10742 * config.in: Regenerate.
10743 * configure: Regenerate.
10745 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10746 Olivier Hainque <hainque@adacore.com>
10748 * config/ia64/ia64.c: Include libfuncs.h.
10749 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10750 (ia64_expand_call): Use reg 25 on VMS.
10751 (ia64_initialize_trampoline): Fix for VMS ABI.
10752 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10753 (ia64_function_arg): Initialize reg 25 on VMS.
10754 Fix OpenVMS ABI issues for varargs.
10755 For OpenVMS, emit the Argument Information register set in the
10756 incoming/sibcall case as well.
10757 (ia64_arg_type): New function.
10758 (ia64_function_arg_advance): Keep track of cum->words.
10759 Fix OpenVMS ABI issues for varargs.
10760 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10761 (ia64_override_options): Set flag_no_common on VMS.
10762 (ia64_init_builtins): Disable FWRITE builtin.
10763 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10764 (ia64_vms_init_libfuncs): Add decc$ routines.
10765 (ia64_vms_valid_pointer_mode): New function.
10766 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10767 (ia64_promote_function_mode): New function
10768 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10769 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10770 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10771 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10772 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10773 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10774 Suppress trailing '#' if VALUE is numeric.
10775 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10776 ia64_promote_function_mode.
10777 (TARGET_VALID_POINTER_MODE): Define.
10779 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10782 * config/rs6000/rs6000.c (rs6000_override_options): Use
10783 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10786 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10787 reporting of vector + decimal/boolean/complex error.
10789 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10791 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10792 __vector double TYPE_DECL.
10794 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10796 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10797 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10798 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10799 to pointer to enum machine_mode. Update all callers as needed.
10801 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10803 * config/alpha/alpha.md (exception_receiver): Emit alternative
10804 GP load sequence if flag_reorder_blocks_and_partition is set.
10805 (*exception_receiver_2): Also enable when
10806 flag_reorder_blocks_and_partition is set.
10808 2009-08-20 Matt Rice <ratmice@gmail.com>
10809 Diego Novillo <dnovillo@google.com>
10811 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10814 2009-08-20 Richard Guenther <rguenther@suse.de>
10816 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10817 * c-tree.h (c_dup_lang_specific_decl): Remove.
10818 (struct lang_decl, struct lang_type): Move definitions ...
10819 * c-lang.h: ... here. New file.
10820 * c-decl.c: Include c-lang.h.
10821 (c_dup_lang_specific_decl): Remove.
10822 * c-typeck.c: Include c-lang.h.
10823 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10824 (c-typeck.o): Likewise.
10825 * c-config-lang.in (gtfiles): Add c-lang.h.
10826 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10829 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10831 * config/alpha/alpha.c (alpha_end_function): Do not clear
10832 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10833 this is now handled in generic code.
10835 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10837 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10838 (s390_z10_fix_long_loop_prediction): New function.
10839 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10840 (s390_reorg): Walk over the INSNs and invoke
10841 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10843 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10845 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10846 "*brx_64bit", "*brx_31bit"): New patterns.
10847 * config/s390/s390.c ('E'): New output modifier.
10849 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10850 Richard Earnshaw <richard.earnshaw@arm.com>
10852 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10853 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10855 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10857 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10859 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10860 for mode mode of operand0 when doing secondary reload for SAR.
10862 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10864 PR middle-end/41123
10865 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10866 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10868 2009-08-19 Jason Merrill <jason@redhat.com>
10870 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10871 supported template depth in C++0x.
10873 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10875 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10876 free_after_compilation.
10877 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10878 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10879 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10880 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10881 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10882 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10883 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10885 2009-08-19 Ian Lance Taylor <iant@google.com>
10887 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10888 of (plus (mult (neg B) C) A).
10890 2009-08-18 Michael Matz <matz@suse.de>
10892 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10893 instead of comparing TYPE_MAIN_VARIANT for equality.
10894 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10895 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10896 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10897 * gimplify.c (goa_lhs_expr_p): Ditto and use
10898 STRIP_USELESS_TYPE_CONVERSION.
10900 2009-08-18 Michael Matz <matz@suse.de>
10902 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10903 first field in a struct.
10904 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10906 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10908 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10909 locators before emit_insn is called. Remove assert that
10911 (alpha_end_function): Clear crtl->emit structure and free insn
10912 locators if cfun->is_thunk is true.
10914 2009-08-18 Jason Merrill <jason@redhat.com>
10916 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10918 * configure.ac: Test for it.
10919 * configure, config.in: Regenerate.
10920 * doc/install.texi: Document --enable-gnu-unique-object.
10922 2009-08-18 Richard Guenther <rguenther@suse.de>
10924 PR middle-end/41094
10925 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10926 pow(x,y*z) only if x is nonnegative.
10928 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10930 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10934 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10935 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10937 2009-08-17 DJ Delorie <dj@redhat.com>
10939 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10940 * config/m32c/prologue.md (epilogue_freit): New.
10942 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10943 (bank_switch_p): Likewise.
10944 (fast_interrupt_p): Likewise.
10945 (interrupt_p): Likewise.
10946 (m32c_conditional_register_usage): Round memregs size up.
10947 (need_to_save): We only need to save $a0 when we use ENTER.
10948 (interrupt_p): Check for fast_interrupt too.
10949 (bank_switch_p): New.
10950 (fast_interrupt_p): New.
10951 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10952 (m32c_emit_prolog): Support bank switching and fast interrupts.
10953 * doc/extend.texi (Function Attributes): Add bank_switch and
10956 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10958 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10959 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10961 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10963 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10964 (menu): Add IA-64/VMS Options.
10965 (IA-64/VMS Options): Likewise.
10967 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10970 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10972 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10974 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10975 (mips_pop_asm_switch): Likewise.
10976 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10978 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10979 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10980 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10981 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10982 instead of set_noreorder.
10983 (mips_output_function_prologue): Use the new functions.
10984 (mips_output_function_epilogue): Likewise.
10985 (mips_need_noat_wrapper_p): New function, split out from...
10986 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10987 Use mips_push_asm_switch and mips_pop_asm_switch.
10988 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10989 and mips_pop_asm_switch.
10990 (ASM_OUTPUT_REG_POP): Likewise.
10991 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10992 Use mips_pop_asm_switch.
10993 (mips_asm_switch): New structure.
10994 (set_noreorder, set_nomacro): Replace with...
10995 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10996 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10997 instead of set_nomacro.
10998 (fix_truncsfsi2_macro): Likewise.
10999 (cprestore): Likewise.
11000 (hazard): Use mips_noreorder instead of set_noreorder.
11001 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11003 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
11005 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
11006 from prev_active_insn.
11008 2009-08-16 Anatoly Sokolov <aesok@post.ru>
11010 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
11011 * config/avr/avr.c (avr_override_options): Initialize
11012 avr_current_arch variable.
11013 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
11014 __AVR_HAVE_16BIT_SP__ according to the device type.
11015 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
11017 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
11018 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
11020 2009-08-16 Dodji Seketeli <dodji@redhat.com>
11023 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
11024 generating inlined subroutine die only. We shouldn't be
11025 called for anything else.
11026 (gen_block_die): Don't generate inline subroutine debug info for
11029 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11031 * graphite-poly.c (print_pbb): Print PBB index.
11033 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11035 PR middle-end/40981
11036 * graphite-interchange.c (ppl_max_for_le): Moved...
11037 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
11038 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
11039 ppl_Pointset_Powerset_C_Polyhedron_maximize.
11040 * graphite-ppl.h (ppl_max_for_le): Declared.
11042 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
11044 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
11045 supported on all platforms.
11046 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
11047 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
11048 * c-pragma.c: Likewise.
11049 * target-def.h (TARGET_INITIALIZER): Remove
11050 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11051 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11053 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11055 * config/ia64/fde-vms.c: New file.
11056 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
11057 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
11058 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
11059 (uw_frame_state_for): Only register a personality routine if it is
11060 known to be compatible with our expectations.
11061 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
11062 Declare unw_table_entry stack variable and
11063 mod all calls to _Unwind_FindTableEntry to add arg.
11064 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
11065 (_Unwind_FindTableEntry): Add arg to prototype.
11067 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
11069 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
11070 field 'signal_pfs_loc'.
11071 (uw_frame_state_for): Remove duplicate code dealing with leaf
11072 procedures without unwind info.
11073 If in the frame after unwinding through a signal handler, restore
11074 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
11075 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
11076 'pfs_loc' to the AR.PFS location in the signal context; instead
11077 set 'signal_pfs_loc'.
11078 Manually generate the unwind info for the AR.PFS register.
11079 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
11080 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
11081 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
11082 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
11083 instead set 'signal_pfs_loc'.
11084 Remove code preventing the AR.PFS register from being restored
11085 from the signal context.
11087 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11088 Tristan Gingold <gingold@adacore.com>
11090 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
11091 * config/ia64/t-vms: New file.
11092 * config/ia64/vms64.h: New file.
11093 * config/ia64/vms.h: New file.
11094 * config/ia64/vms-crtinit.asm: New file.
11095 * config/ia64/vms_symvec_libgcc_s.opt: New file.
11096 * config/ia64/vms-unwind.h: New file.
11098 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11100 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
11103 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11105 PR middle-end/30789
11106 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
11107 Move declaration...
11108 * real.h (do_mpc_arg2): ... here.
11109 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11112 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
11114 * final.c (add_debug_prefix_map): Don't use GC memory for
11115 old_prefix and new_prefix.
11117 2009-08-14 Richard Guenther <rguenther@suse.de>
11119 * ipa-prop.c (compute_complex_pass_through): If we cannot
11120 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11122 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11124 * c-lex.c (c_lex_with_flags): Increase size of local variable
11125 to avoid memory clobber.
11127 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
11130 * config/i386/i386.c (ix86_fp_comparison_strategy):
11131 Only enable/disable sahf at function granularity.
11133 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
11135 PR rtl-optimization/41064
11136 * reload1.c (reload_as_needed): Don't call extract_insn
11137 for known invalid replacements after calling
11138 validate_replace_rtx_group and verify_changes.
11140 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11143 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
11144 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
11145 ix86_expand_fp_vcond.
11146 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
11147 Assert that operation is supported by ix86_expand_int_vcond.
11148 (vcondu<SSEMODE124C8:mode>): Ditto.
11150 2009-08-13 DJ Delorie <dj@redhat.com>
11152 * config/i386/djgpp-stdint.h: New.
11153 * config.gcc (djgpp): Use it.
11155 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
11157 * config/sh/sh.c (sh_override_options): When flag_exceptions or
11158 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
11160 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11162 * tree-ssa-loop-prefetch.c
11163 (prune_ref_by_group_reuse): Enhance probabilistic analysis
11164 for long-stride pruning.
11165 (compute_miss_rate): New function to compute the probability
11166 that two memory references access different cache lines.
11168 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
11170 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
11172 2009-08-13 Richard Guenther <rguenther@suse.de>
11174 PR middle-end/41047
11175 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
11176 use the constant pointer type.
11177 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
11178 of CV qualifiers on the target pointer type.
11179 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
11180 conversion check before restrict check.
11182 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11185 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
11187 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11189 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
11191 2009-08-12 Richard Guenther <rguenther@suse.de>
11193 PR tree-optimization/41011
11194 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
11195 and reference constructing.
11197 2009-08-12 Xinliang David Li <davidxl@google.com>
11199 PR tree-optimization/41012
11200 * tree-flow.h : New external interface.
11201 * gimple-low.c (check_call_arg): Change to public function.
11202 Remove argument mismatch check in lowering.
11203 * tree-inline.h (tree_can_inline_p): Interface change.
11204 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
11205 into this function.
11206 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11207 Call change to tree_can_inline_p function.
11208 (cgraph_decide_inlining_incrementally): Ditto.
11210 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
11212 PR tree-optimization/41031
11213 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
11214 on the partition variable rather than promote_mode on the source
11215 type. Assert that the partition variable's type has the same
11216 mode as the source value's.
11218 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
11220 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
11221 for for_return == 2.
11222 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
11224 * calls.c (expand_call): Fix typo.
11225 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
11227 * stmt.c (expand_value_return): Use promote_function_mode to copy out
11229 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
11230 * config/cris/cris.c (cris_promote_function_mode): Likewise.
11231 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
11232 * config/pa/pa.c (pa_promote_function_mode): Likewise.
11234 2009-08-12 Andrew Haley <aph@redhat.com>
11236 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
11238 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11241 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11243 2009-08-12 Richard Guenther <rguenther@suse.de>
11245 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
11246 * gimplify.c (gimplify_modify_expr): Do not use
11247 lang_hooks.types_compatible_p.
11248 * tree-ssa.c (useless_type_conversion_p): For aggregates
11249 just return false if the canonical types differ.
11251 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11253 PR middle-end/40980
11254 * sese.c (convert_for_phi_arg): New.
11255 (add_guard_exit_phis): Use convert_for_phi_arg.
11257 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11259 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11260 unknown subscript upper bounds.
11262 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11263 Pranav Garg <pranav.garg2107@gmail.com>
11265 * graphite-interchange.c (gather_access_strides): Removed.
11266 (ppl_max_for_le): New.
11267 (build_linearized_memory_access): New.
11268 (memory_stride_in_loop): New.
11269 (pbb_interchange_profitable_p): Reimplemented.
11270 * graphite-ppl.h (ppl_new_id_map): New.
11271 (ppl_interchange): New.
11273 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11275 * graphite-interchange.c (compute_subscript): Removed.
11276 (compute_array_size_cstr): Removed.
11277 (compute_array_size_poly): Removed.
11278 (compute_array_size): Removed.
11279 (gather_access_strides_poly): Removed.
11280 (gather_access_strides): Empty.
11282 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11284 * graphite-dependences.c (dependence_polyhedron_1): Replace
11285 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11286 (graphite_legal_transform_dr): Same.
11287 (graphite_carried_dependence_level_k): Same.
11288 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11289 Initialize PDR_NB_SUBSCRIPTS.
11290 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11292 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11293 (PDR_NB_SUBSCRIPTS): New.
11294 (pdr_nb_subscripts): Removed.
11295 (pdr_dim): Simplified.
11296 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11297 with PDR_NB_SUBSCRIPTS.
11299 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11301 * graphite-interchange.c (compute_array_size): Remove use of
11302 PDR_DATA_CONTAINER.
11303 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11304 Do not initialize PDR_DATA_CONTAINER.
11305 (print_pdr): Do not print PDR_DATA_CONTAINER.
11306 * graphite-poly.h (struct poly_dr): Remove data_container field.
11307 (PDR_DATA_CONTAINER): Removed.
11308 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11309 PDR_DATA_CONTAINER.
11310 (build_poly_dr): Same.
11312 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11313 Sebastian Pop <sebastian.pop@amd.com>
11315 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11316 copy of the dependence polyhedron. Free the temporary objects.
11317 (graphite_carried_dependence_level_k): Free unused objects before
11320 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11322 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11323 Early return without analyzing the data dependences if no
11324 transform has been done. Call restore_scattering if the transform
11326 (graphite-interchange.c): Same.
11327 * graphite-poly.c (print_scattering_function): Test for
11329 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11330 (apply_poly_transforms): Do not gcc_assert that
11331 the transform is legal.
11332 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11333 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11334 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11335 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11336 * graphite-poly.h (struct poly_scattering): New.
11337 (struct poly_bb): Add original, transformed, and saved fields.
11338 Remove transformed_scattering, original_scattering,
11339 nb_local_variables and nb_scattering_transform fields.
11340 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11341 (poly_scattering_new): New.
11342 (poly_scattering_free): New.
11343 (poly_scattering_copy): New.
11344 (store_scattering_pbb): New.
11345 (store_scattering): New.
11346 (restore_scattering_pbb): New.
11347 (restore_scattering): New.
11348 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11349 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11351 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11353 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11354 (print_scop): Same.
11356 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11358 * Makefile.in (graphite.o): Depends on PREDICT_H.
11359 * graphite.c: Include predict.h.
11360 (graphite_finalize): Call tree_estimate_probability.
11361 * predict.c (predict_loops): Do not call scev_initialize and
11363 (tree_estimate_probability_bb): New.
11364 (tree_estimate_probability): Do not initialize loops: move that
11365 code to the driver. Call tree_estimate_probability_bb.
11366 (tree_estimate_probability_driver): New.
11367 (pass_profile): Use tree_estimate_probability_driver.
11368 * predict.h (tree_estimate_probability): Declared.
11370 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11372 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11373 * graphite-dependences.c (graphite_legal_transform): Add time to
11374 TV_GRAPHITE_DATA_DEPS.
11375 (dependency_between_pbbs_p): Same.
11376 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11378 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11380 PR rtl-optimization/41033
11381 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11382 aliasing is disabled.
11384 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11386 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11387 si_mask_operand, and_load_operand, low_bitmask_operand,
11388 and_reg_operand, and_operand): New predicates.
11389 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11390 * config/mips/mips.c (and_operands_ok): New function.
11391 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11392 * config/mips/mips.md (move_type): Add ext_ins and logical.
11393 (type): Handle them.
11394 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11395 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11396 shift_shift. Remove commutative constraint modifier.
11397 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11399 (*clear_upper32_dext): Remove define_insn_and_split.
11400 (*clear_upper32): Turn this define_insn_and_split ...
11401 (splitter for ANDing register with 0xffff_ffff): .. into this.
11403 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11405 * combine.c (try_widen_shift_mode): Factor out code to check if an
11406 integer constant is a low-order bitmask from here ...
11407 * rtlanal.c (low_bitmask_len): ... to here.
11408 * rtl.h (low_bitmask_len): Declare.
11410 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11413 * config/alpha/alpha.md (addsi3): Remove expander.
11414 (addsi3): Rename from *addsi3_internal insn pattern.
11415 (subsi3): Remove expander.
11416 (subsi3): Rename from *subsi3_internal insn pattern.
11418 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11420 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11423 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11424 Eric Botcazou <botcazou@adacore.com>
11425 Douglas B Rupp <rupp@gnat.com>
11427 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11428 that records that fit in 64 bits are returned by immediate value,
11429 as required by OpenVMS Calling Standard.
11430 (function_value): Adjust for above modification.
11431 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11432 virtual_incoming_args_rtx as base object, not next_arg.
11433 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11435 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11437 * reload.c (find_reloads_subreg_address): Check the original
11438 req_equiv_mem address to detect the case where an address is
11439 not valid in the outer mode.
11441 2009-08-11 Richard Guenther <rguenther@suse.de>
11444 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11446 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11448 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11449 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11451 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11452 Douglas B Rupp <rupp@gnat.com>
11454 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11455 PT_STACK when frame_pointer_needed on OpenVMS.
11456 (alpha_pv_save_size, alpha_using_fp): Remove.
11457 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11458 with proper processing for PT_NULL.
11459 (alpha_vms_initial_elimination_offset): New function. Support for
11460 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11461 (alpha_sa_size): Force procedure type to PT_STACK when
11462 frame_pointer_needed on OpenVMS.
11463 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11464 (alpha_using_fp): Likewise.
11465 (alpha_vms_can_eliminate): Add prototype.
11466 (alpha_vms_initial_elimination_offset): Likewise.
11467 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11468 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11470 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11471 Douglas B Rupp <rupp@gnat.com>
11473 * config/alpha/alpha.c (common_object_handler): New function.
11474 (vms_attribute_table): Declare a single attribute "common_object".
11475 (vms_output_aligned_decl_common): New global function.
11476 (SECTION_VMS_OVERLAY): Delete.
11477 (SECTION_VMS_GLOBAL): Likewise.
11478 (SECTION_VMS_INITIALIZE): Likewise.
11479 (vms_asm_named_section): Remove support for above flags.
11480 (vms_section_type_flags): Delete.
11481 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11482 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11483 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11484 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11486 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11489 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11490 (sub_ddmmss): Likewise.
11492 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11495 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11498 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11501 * reload1.c (reload_as_needed): Use cancel_changes to completely
11502 undo a failed replacement attempt.
11504 2009-08-10 Richard Guenther <rguenther@suse.de>
11506 PR middle-end/41006
11507 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11508 (useless_type_conversion_p): ... here. Require pointer targets
11511 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11514 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11515 loose the original type of the statement list.
11517 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11519 * config/alpha/alpha.c: Include libfuncs.h
11520 (avms_asm_output_extern): New function.
11521 (alpha_init_libfuncs): Init some decc libfuncs.
11522 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11523 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11524 (DO_CRTL_NAMES): Define.
11525 (LIB_SPEC): Remove.
11526 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11527 (LONG_TYPE_SIZE): Define.
11528 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11529 (SUBTARGET_SWITCHES): Define malloc64 switch.
11530 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11531 (MASK_RETURN_ADDR): Define.
11532 doc/invoke.texi (mmalloc64): Document switch.
11534 2009-08-09 Olivier Hainque <hainque@adacore.com>
11535 Douglas B Rupp <rupp@gnat.com>
11537 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11538 uses_condition_handler.
11539 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11540 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11541 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11542 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11543 (code_for_builtin): New insn codes for the new alpha_builtins.
11544 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11545 (alpha_sa_size): Account for uses_condition_handler.
11546 (alpha_expand_prologue): Likewise.
11547 (alpha_start_function): Likewise.
11548 (alpha_expand_epilogue): Likewise.
11549 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11550 establish/revert expanders.
11551 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11552 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11553 New expander, resorting to the alpha.c associated function.
11554 (builtin_revert_vms_condition_handler): Likewise.
11555 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11556 __gcc_shell_handler, the static VMS condition handler used as
11557 an indirection wrapper to the current dynamically established
11559 * config/alpha/vms-unwind.h: Complete rewrite.
11560 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11561 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11563 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11564 Douglas B Rupp <rupp@gnat.com>
11566 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11567 (alpha_need_linkage): Handle aliases. Return function symbol.
11568 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11569 Use ultimate alias target for the linkage name.
11570 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11571 by alpha_need_linkage for the function symbol.
11572 (setmemdi): Likewise.
11574 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11576 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11577 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11578 (ASM_WEAKEN_LABEL): Define.
11579 (CRT_CALL_STATIC_FUNCTION): Define.
11580 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11581 (ENDFILE_SPEC): Define.
11582 (INIT_SECTION_ASM_OP): Define.
11583 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11584 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11585 crtend.o crtendS.o.
11586 (MULTILIB_OSDIRNAMES): Define.
11587 (shlib_version): Define.
11588 (SHLIB_EXT): Define.
11589 (SHLIB_OBJS): Define.
11590 (SHLIB_NAME): Define.
11591 (SHLIB_MULTILIB): Define.
11592 (SHLIB_INSTALL): Define.
11593 (SHLIB_SYMVEC): Define.
11594 (SHLIB_SYMVECX2): Define.
11595 (SHLIB_LINK): Define.
11597 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11599 * config/alpha/alpha.c (alpha_initialize_trampoline):
11600 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11601 (alpha_start_function): Emit transfer address on nested functions
11602 for VMS trampoline call.
11603 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11604 since no longer used.
11605 * config/alpha/vms-tramp.asm: Remove.
11606 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11607 since now only data initialized at runtime.
11609 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11611 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11612 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11613 (MD_EXEC_PREFIX): Remove, no longer used.
11614 (MD_STARTFILE_PREFIX): Likewise.
11615 (INCLUDE_DEFAULTS): Likewise.
11616 * config/alpha/t-vms:
11617 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11619 2009-08-09 Richard Guenther <rguenther@suse.de>
11621 PR tree-optimization/41016
11622 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11623 (operand_precision): Remove.
11624 (integral_operand_p): Likewise.
11625 (recognize_single_bit_test): Adjust.
11627 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11629 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11630 operation overflows. Likewise non-cast unary arithmetic.
11631 If one arm of a conditional expression is always taken,
11632 inhibit evaluation warnings for the other arm. Likewise inhibit
11633 evaluation warnings for the second && or || operand if the first
11634 operand is enough to determine the result.
11635 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11637 (build_binary_op): Prevent duplicate evaluation warnings.
11639 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11641 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11642 and destination have different modes, Use promote_mode to
11643 determine the signedness of the conversion. Assert that the
11644 promoted source mode matches the destination mode. Don't pass
11645 the destination and destination mode to expand_expr if the source
11646 mode is different. Simplify conversion logic.
11648 2009-08-09 Ira Rosen <irar@il.ibm.com>
11650 PR tree-optimization/41008
11651 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11652 from condition only in case it's a comparison. Adjust checks.
11654 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11656 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11657 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11658 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11659 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11660 (dump_cand): Handle them.
11661 (struct iv_cand): New members COST_STEP and AINC_USE.
11662 (stmt_after_increment): Likewise.
11663 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11664 callers changed. Use gimple_uid comparison instead of scanning.
11665 (add_candidate_1): When looking for identical candidates, take
11666 AINC_USE into account. Set it for new candidates.
11667 (force_expr_to_var_cost): Cast target_spill_cost to int.
11668 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11669 All callers changed. Check for availability of autoinc addressing
11670 modes, both in general for a given mode, and in the specific use case.
11671 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11673 (get_computation_cost): Likewise.
11674 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11675 add_autoinc_candidates): New static functions.
11676 (add_candidate): Call add_autoinc_candidates for candidates based on
11678 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11679 (determine_use_iv_cost_address): If we have an autoinc candidate at
11680 the matching use, verify autoinc is possible and subtract the cost
11681 of the candidate's step from the cost.
11682 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11683 member of the candidate.
11684 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11685 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11687 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11689 * config.build (ia64-hp-*vms*): New target.
11690 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11691 with ia64-hp-*vms*.
11692 * config.gcc (ia64-hp-*vms*): New target.
11693 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11694 with ia64-hp-*vms*.
11695 * config.host (ia64-hp-*vms*): New target.
11696 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11697 with ia64-hp-*vms*.
11699 2009-08-08 Richard Guenther <rguenther@suse.de>
11701 PR tree-optimization/40991
11702 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11704 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11706 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11707 mode check. Do truncations in an integer mode.
11708 (force_to_mode): Handle subregs for all mode types. Only do
11709 arithmetic simplifications on integer modes.
11711 2009-08-07 Richard Guenther <rguenther@suse.de>
11713 PR tree-optimization/40999
11714 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11715 (maybe_fold_reference): Lookup constant initializers.
11716 (fold_gimple_assign): Likewise.
11718 2009-08-07 Richard Guenther <rguenther@suse.de>
11720 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11721 that require structural equality defer to the langhook.
11723 2009-08-07 Martin Jambor <mjambor@suse.cz>
11725 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11727 (struct ipa_pass_through_data): New type.
11728 (struct ipa_ancestor_jf_data): New type.
11729 (union jump_func_value): Removed field formal_id, added fields
11730 pass_through and ancestor.
11731 (struct ipa_param_call_note): Changed type of formal_id to int from
11733 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11734 operations jump functions and ancestor jump functions.
11735 (compute_complex_pass_through): New function.
11736 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11737 reflect changes in the jump function strucutre.
11738 (update_jump_functions_after_inlining): Ignore complex pass-through
11739 and ancestor jump functions.
11740 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11741 polynomial pass-through with operation jump functions.
11743 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11745 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11746 fde->dw_fde_begin as begin label instead of hot/cold label.
11747 Use LLSDAC label instead of LLSDA for second section lsda.
11748 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11749 label instead of LLSDA if it is true.
11750 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11752 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11753 SECTION argument. Use it as index into crtl->eh.call_site_record
11755 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11756 use it to determine how to print table entries instead of using
11757 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11758 label instead of normal begin label as base.
11759 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11760 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11761 ensure no EH range spans between sections and that landing pads
11762 are always in the corresponding section.
11763 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11764 for crtl->eh.call_site_record being an array rather than scalar.
11765 (output_one_function_exception_table): New function, copied
11766 from output_function_exception_table. Adjust
11767 dw2_size_of_call_site_table, dw2_output_call_site_table
11768 callers. For SECOND section use *C suffixed labels.
11769 (output_function_exception_table): Call
11770 output_one_function_exception_table and, when doing hot/cold
11771 partitioning, also another time for the second section.
11772 * opts.c: Include except.h.
11773 (decode_options): Allow -freorder-blocks-and-partition with
11774 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11775 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11776 * function.h (struct rtl_eh): Change call_site_record from
11777 scalar into array of 2 elements.
11779 2009-08-07 Martin Jambor <mjambor@suse.cz>
11781 * ipa-prop.c (count_formal_params_1): New function.
11782 (ipa_get_vector_of_formal_parms): New function.
11783 (get_vector_of_formal_parm_types): New function.
11784 (ipa_modify_formal_parameters): New function.
11785 (ipa_modify_call_arguments): New function.
11786 (index_in_adjustments_multiple_times_p): New function.
11787 (ipa_combine_adjustments): New function.
11788 (ipa_dump_param_adjustments): New function.
11789 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11790 (ipa_get_vector_of_formal_parms): Declare.
11791 (ipa_modify_formal_parameters): Declare.
11792 (ipa_modify_call_arguments): Declare.
11793 (ipa_combine_adjustments): Declare.
11794 (ipa_dump_param_adjustments): Declare.
11795 (build_ref_for_offset): Declare.
11796 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11797 * tree-sra.c: Include ipa-prop.c.
11798 (build_ref_for_offset): Make public.
11800 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11802 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11804 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11806 * gcc/doc/extend.texi (__builtin_extract_return_address)
11807 (__builtin_frob_return_address): Document.
11809 2009-08-06 Paul Brook <paul@codesourcery.com>
11811 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11812 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11813 implementation on ARMv6-M.
11815 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11817 * doc/extend.texi (pcs): Document new attribute for ARM.
11819 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11821 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11824 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11826 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11829 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11831 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11833 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11835 Merge ARM/hard_vfp_branch to trunk.
11837 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11839 * arm.c (libcall_eq): New function.
11840 (libcall_hash): New function.
11841 (add_libcall): New function.
11842 (arm_libcall_uses_aapcs_base): New function.
11843 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11844 libcalls using the base PCS.
11845 (arm_init_cumulative_args): Likewise.
11847 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11849 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11850 Use base ABI for conversion libfuncs between HFmode and SFmode.
11852 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11854 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11855 V4SImode as representatives of all 64-bit and 128-bit vector
11856 types. Allow vector types without vector modes.
11857 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11858 without vector modes like BLKmode.
11859 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11860 BLKmode. Avoid unsupported vector modes or TImode moves for
11862 (aapcs_vfp_allocate_return_reg): Likewise.
11863 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11864 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11866 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11868 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11869 (arm_get_pcs_model): Pass attribute arguments to
11870 arm_pcs_from_attribute.
11871 (arm_init_cumulative_args): Use base AAPCS for conversions from
11872 floating-point types to DImode.
11873 (arm_attribute_table): Add pcs attribute.
11874 (arm_handle_pcs_attribute): New.
11875 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11876 conversions from floating-point types to DImode, also declare them
11877 to use base AAPCS and declare functions they call to use base
11878 AAPCS and their RTABI names.
11880 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11882 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11883 -mfloat-abi=hard not being supported for VFP.
11885 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11887 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11888 SYMBOL_REF to hard_libcall_value.
11890 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11891 Richard Earnshaw <rearnsha@arm.com>
11893 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11894 has been put on the stack, all remaining co-processory arguments for
11895 that co-processor also go on the stack.
11897 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11899 * config/arm/arm.c (arm_return_in_memory): Handle returning
11900 vectors of suitable size in registers also for AAPCS case.
11902 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11904 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11906 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11908 ARM Hard-VFP calling convention
11909 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11910 * target.h (gcc_target): Add libcall_value to table of call hooks.
11911 * targhooks.h (default_libcall_value): Default implementation.
11912 * targhooks.c (default_libcall_value): Likewise.
11913 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11914 * optabs.c (expand_unop): Use it.
11915 * expr.h (hard_libcall_value): Pass the function RTX through.
11916 * calls.c (emit_library_call_value_1): Update call to
11917 hard_libcall_value.
11918 * explow.c (hard_libcall_value): Use new target hook.
11919 * config/arm/arm.c: Include cgraph.h
11920 (TARGET_FUNCTION_VALUE): Override default hook.
11921 (arm_pcs_default): New variable.
11922 (arm_override_options): Don't fault hard calling convention with VFP.
11923 Add support for AAPCS variants.
11924 (arm_function_value): Make static. Handle AAPCS variants.
11925 (arm_libcall_value): New function.
11926 (arm_apply_result_size): Handle VFP registers in results.
11927 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11929 (pcs_attribute_args): New variable.
11930 (arm_pcs_from_attribute): New function.
11931 (arm_get_pcs_model): New function.
11932 (aapcs_vfp_cum_init): New function.
11933 (aapcs_vfp_sub_candidate): New function.
11934 (aapcs_vfp_is_return_candidate): New function.
11935 (aapcs_vfp_is_call_candidate): New function.
11936 (aapcs_vfp_allocate): New function.
11937 (aapcs_vfp_allocate_return_reg): New function.
11938 (aapcs_vfp_advance): New function.
11939 (aapcs_cp_arg_layout): New variable.
11940 (aapcs_select_call_coproc): New function.
11941 (aapcs_select_return_coproc): New function.
11942 (aapcs_allocate_return_reg): New function.
11943 (aapcs_libcall_value): New function.
11944 (aapcs_layout_arg): New function.
11945 (arm_init_cumulative_args): Initialize AAPCS args data.
11946 (arm_function_arg): Handle AAPCS variants using new interface.
11947 (arm_arg_parital_bytes): Likewise.
11948 (arm_function_arg_advance): New function.
11949 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11950 calling conventions.
11951 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11952 * arm.h (NUM_VFP_ARG_REGS): Define.
11953 (LIBCALL_VALUE): Update.
11954 (FUNCTION_VALUE): Delete.
11955 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11956 (arm_pcs): New enum.
11957 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11958 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11959 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11960 * arm-protos.h (arm_function_arg_advance): Add.
11961 (aapcs_libcall_value): Add.
11962 (arm_function_value): Delete.
11964 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11965 H.J. Lu <hongjiu.lu@intel.com>
11968 * config/i386/i386.c (standard_sse_mode_p): Remove.
11969 (standard_sse_constant_p): Return 2 for integer mode
11970 vector_all_ones_operand when SSE2 is enabled.
11971 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11972 (ix86_expand_vector_move): Do not check for negative values from
11973 standard_sse_constant_p.
11975 2009-08-06 Richard Guenther <rguenther@suse.de>
11977 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11978 array type comparisons frontend independent.
11979 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11980 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11981 out array reference lower bound and element size operands.
11982 (ao_ref_init_from_vn_reference): Properly compute the offset
11983 for ARRAY_RANGE_REF.
11984 (vn_reference_fold_indirect): Fill out array reference lower
11985 bound and element size operands.
11986 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11987 a non gimple valued reference operand which can happen for
11988 array reference lower bound or element size.
11989 (create_component_ref_by_pieces_1): Properly generate the
11990 element size operand for array references.
11992 2009-08-06 Richard Guenther <rguenther@suse.de>
11994 PR tree-optimization/40964
11995 * tree.c (iterative_hash_host_wide_int): Export.
11996 * tree.h (iterative_hash_host_wide_int): Declare.
11997 * tree-ssa-structalias.c (heapvar_map): New struct.
11998 (heapvar_map_eq): New function.
11999 (heapvar_map_hash): Likewise.
12000 (heapvar_lookup): Adjust.
12001 (heapvar_insert): Likewise.
12002 (make_constraint_from_heapvar): Allow multiple heap variables
12003 per decl at different offsets.
12004 (init_alias_heapvars): Adjust.
12006 2009-08-04 David Daney <ddaney@caviumnetworks.com>
12008 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
12009 * mips_output_sync_loop (mips_output_sync_loop): Only emit
12010 trailing sync if TARGET_SYNC_AFTER_SC.
12012 2009-08-05 David Daney <ddaney@caviumnetworks.com>
12014 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
12015 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
12016 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
12017 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
12018 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
12019 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
12020 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12021 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
12022 test_and_set_12): Rewrite calls to mips_output_sync_loop.
12023 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
12024 the prototype declaration match the definition.
12025 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
12026 instructions explicitly. Add barrier_before and operands
12028 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
12029 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
12030 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
12031 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
12032 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
12033 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
12035 2009-08-05 Andrew Pinski <pinskia@gmail.com>
12037 * tree-ssa-alias.c: Fix intervals to use [) syntax.
12039 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
12040 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12043 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
12046 2009-08-05 Jakub Jelinek <jakub@redhat.com>
12048 PR rtl-optimization/40924
12049 * dse.c (canon_address): Before calling cselib_expand_value_rtx
12050 make sure canon_rtx (mem_address) isn't simpler than
12051 canon_rtx (expanded_mem_address).
12053 2009-08-05 Li Feng <nemokingdom@gmail.com>
12055 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
12056 for each poly_bb_p.
12057 (build_scop_drs): Build alias set for each SCoP.
12059 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
12061 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
12062 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
12063 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
12064 (MIPS_ARCH_FLOAT_SPEC): Likewise.
12065 (BASE_DRIVER_SELF_SPECS): Likewise.
12067 2009-08-04 Andrew Pinski <pinskia@gmail.com>
12069 * tree-ssa-alias.c: Fix some comment typos.
12071 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
12073 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
12074 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
12076 2009-08-03 Janis Johnson <janis187@us.ibm.com>
12079 * simplify-rtx.c (simplify_binary_operation_1): Disable
12080 simplifications for decimal float operations.
12082 2009-08-03 Jakub Jelinek <jakub@redhat.com>
12084 PR middle-end/40943
12085 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
12086 operand of INDIRECT_REF.
12088 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
12090 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
12091 constants referencing TLS symbols.
12093 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12095 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
12096 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
12098 2009-08-03 Richard Guenther <rguenther@suse.de>
12100 * tree.c (make_vector_type): Build a main variant first,
12101 get the canonical one and then build the variant.
12102 * tree-ssa.c (useless_type_conversion_p_1): Handle
12104 (useless_type_conversion_p): Conversions to pointers to
12105 incomplete record types are useless.
12107 2009-08-03 Richard Guenther <rguenther@suse.de>
12109 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
12110 file will be created.
12111 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
12112 * toplev.c (compile_file): Adjust comment.
12114 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
12116 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
12117 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12118 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12119 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12120 (sh_promote_function_mode): Fix typo.
12122 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
12124 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
12126 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12128 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
12129 declaration arguments.
12131 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
12133 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
12134 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
12135 (ix86_split_ashl): Ditto.
12136 (ix86_expand_vector_init_one_nonzero): Ditto.
12137 (ix86_expand_vector_set): Ditto.
12138 (ix86_expand_reduc_v4sf): Ditto.
12140 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
12142 * explow.c (promote_function_mode): Remove assert.
12143 * config/sh/sh.c (sh_promote_function_mode): Declare.
12145 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12147 * config/pa/pa.c (pa_promote_function_mode): Declare.
12148 Change to static. Fix promote_mode call.
12150 * gthr-dce.h (CONST_CAST2): Define if not defined.
12151 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
12153 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
12155 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
12157 * expr.c (store_constructor): Use promote_decl_mode. Remove
12158 now write-only variable unsignedp.
12159 (expand_expr_real_1): Use promote_decl_mode.
12160 * expr.h (promote_function_mode, promote_decl_mode): New.
12161 (promote_mode): Remove last argument.
12162 * function.c (assign_temp): Drop last argument of promote_mode.
12163 (assign_parm_find_data_types): Use promote_function_mode.
12164 (assign_parm_setup_reg): Likewise.
12165 (expand_function_end): Use promote_function_mode.
12166 * calls.c (initialize_argument_information): Use promote_function_mode.
12167 (precompute_arguments): Use promote_mode instead of checking if
12168 only PROMOTE_FUNCTION_MODE is defined.
12169 (expand_call): When making sibcall decisions, use promote_function_mode.
12170 Below, remove an if for targetm.calls.promote_function_return and
12171 and use promote_function_mode.
12172 (emit_library_call_value_1): Use promote_function_mode, fix bug
12173 where promote_mode was passed FOR_CALL == 0 for a return value in an
12175 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12176 * explow.c (promote_function_mode, promote_decl_mode): New.
12177 (promote_mode): Keep only the FOR_CALL == 0 case.
12178 * combine.c (setup_incoming_promotion): Remove test of
12179 promote_function_args. Use promote_function_mode.
12180 * stmt.c (expand_value_return): Use promote_decl_mode.
12181 (expand_decl): Use promote_decl_mode.
12183 * expr.c (store_constructor): Use promote_decl_mode. Remove
12184 now write-only variable unsignedp.
12185 (expand_expr_real_1): Use promote_decl_mode.
12186 * expr.h (promote_function_mode, promote_decl_mode): New.
12187 (promote_mode): Remove last argument.
12188 * function.c (assign_temp): Drop last argument of promote_mode.
12189 (assign_parm_find_data_types): Use promote_function_mode.
12190 (assign_parm_setup_reg): Likewise.
12191 (expand_function_end): Use promote_function_mode.
12192 * calls.c (initialize_argument_information): Use promote_function_mode.
12193 (precompute_arguments): Use promote_mode instead of checking if
12194 only PROMOTE_FUNCTION_MODE is defined.
12195 (expand_call): When making sibcall decisions, use promote_function_mode.
12196 Below, remove an if for targetm.calls.promote_function_return and
12197 and use promote_function_mode.
12198 (emit_library_call_value_1): Use promote_function_mode, fix bug
12199 where promote_mode was passed FOR_CALL == 0 for a return value in an
12201 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12202 * explow.c (promote_function_mode, promote_decl_mode): New.
12203 (promote_mode): Keep only the FOR_CALL == 0 case.
12204 * combine.c (setup_incoming_promotion): Remove test of
12205 promote_function_args. Use promote_function_mode.
12206 * stmt.c (expand_value_return): Use promote_decl_mode.
12207 (expand_decl): Use promote_decl_mode.
12209 * explow.c (promote_function_mode): Just call the target hook.
12210 * targhooks.c (default_promote_function_mode,
12211 default_promote_function_mode_always_promote): New.
12212 * targhooks.h (default_promote_function_mode,
12213 default_promote_function_mode_always_promote): Declare.
12214 * target.h (promote_function_args, promote_function_return): Remove.
12215 (promote_function_mode): New.
12216 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
12217 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12218 (TARGET_PROMOTE_FUNCTION_MODE): New.
12219 (TARGET_CALLS): Adjust.
12220 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
12221 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
12223 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
12224 * config/s390/s390.c (s390_promote_function_mode): ... here,
12225 with pointer handling.
12226 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12227 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12229 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
12230 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
12231 with pointer handling.
12232 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12233 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12235 * config/sh/sh-protos.h (sh_promote_function_mode): New.
12236 * config/sh/sh.c (sh_promote_function_mode): New.
12237 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12238 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12240 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
12241 * config/cris/cris.c (cris_promote_function_mode): ... here.
12242 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12243 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12245 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
12246 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
12247 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12248 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12250 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
12251 * config/arm/arm.c (arm_promote_function_mode): ... here, without
12252 complex type handling.
12253 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12254 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12256 * config/pa/pa.c (pa_promote_function_mode): New.
12257 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12258 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12260 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12261 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12262 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12263 * config/xtensa/xtensa.c: Likewise.
12264 * config/stormy16/stormy16.c: Likewise.
12265 * config/iq2000/iq2000.c: Likewise.
12266 * config/rs6000/rs6000.c: Likewise.
12267 * config/picochip/picochip.c: Likewise.
12268 * config/arc/arc.c: Likewise.
12269 * config/mcore/mcore.c: Likewise.
12270 * config/score/score.c: Likewise.
12271 * config/mips/mips.c: Likewise.
12272 * config/bfin/bfin.c: Likewise.
12273 * config/ia64/ia64.c: Likewise (disabled though).
12275 * config/frv/frv.h: Remove pointless remark.
12277 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12278 TARGET_PROMOTE_FUNCTION_ARGS,
12279 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12280 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12282 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12284 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12285 -floop-parallelize-all.
12286 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12287 flag_loop_parallelize_all.
12288 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12289 * graphite.c (graphite_transform_loops): Same.
12290 * common.opt: Same.
12291 * graphite-poly.c (apply_poly_transforms): Same.
12293 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12295 PR tree-optimization/40914
12296 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12297 if set, then check the delta field of the PMF record.
12298 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12299 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12300 call is stored in the delta.
12302 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12304 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12306 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12308 * config/i386/bsd.h (ASM_BYTE): New define.
12309 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12310 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12311 .byte. Use fputs or putc instead of fprintf where appropriate.
12312 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12313 fputs or putc instead of fprintf where appropriate.
12314 * config/i386/i386elf.h: Ditto.
12315 * config/i386/sysv4.h: Ditto.
12317 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12318 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12319 (*tls_global_dynamic_64): Ditto.
12321 2009-07-31 Christian Bruel <christian.bruel@st.com>
12323 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12325 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12327 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12328 Remove dead code for MINUS.
12330 2009-07-31 Anthony Green <green@moxielogic.com>
12332 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12334 (moxie_expand_epilogue): Ditto for epilogue.
12335 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12336 incoming arguments.
12337 (moxie_function_arg): Ditto.
12338 (moxie_pass_by_reference): Ditto.
12339 (moxie_arg_partial_bytes): Ditto.
12340 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12341 (FUNCTION_ARG_ADVANCE) Ditto.
12342 (REG_PARM_STACK_SPACE) Ditto.
12343 (FUNCTION_ARG_REGNO_P) Dito.
12345 * config.gcc: Add moxie linux config support.
12346 * gcc/config/moxie/uclinux.h: New file.
12348 2009-07-31 DJ Delorie <dj@redhat.com>
12350 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12351 (UNSPECV_SP_SWITCH_E): New.
12352 (sp_switch_1): Change to an unspec.
12353 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12355 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12356 reference the new stack's address
12358 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12360 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12361 graphite-clast-to-gimple.o, graphite-dependences.o,
12362 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12363 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12364 (graphite-blocking.o,
12365 graphite-clast-to-gimple.o, graphite-dependences.o,
12366 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12367 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12368 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12369 * cfgloop.h (struct loop): Add can_be_parallel field.
12370 * common.opt (fgraphite-identity): Moved up.
12371 (fgraphite-force-parallel): New flag.
12372 * graphite.c: Rewrite.
12373 * graphite.h: Rewrite.
12374 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12376 * toplev.c (graphite_out_file): New file descriptor.
12377 (graphite_in_file): New.
12378 (process_options): flag_graphite_force_parallel cannot be used without
12380 * tree-ssa-loop.c: Include toplev.h.
12381 (gate_graphite_transforms): Enable flag_graphite for
12382 flag_graphite_force_parallel.
12384 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12386 * ChangeLog.graphite: New.
12387 * graphite-blocking.c: New.
12388 * graphite-clast-to-gimple.c: New.
12389 * graphite-clast-to-gimple.h: New.
12390 * graphite-dependences.c: New.
12391 * graphite-dependences.h: New.
12392 * graphite-interchange.c: New.
12393 * graphite-poly.c: New.
12394 * graphite-poly.h: New.
12395 * graphite-ppl.c: New.
12396 * graphite-ppl.h: New.
12397 * graphite-scop-detection.c: New.
12398 * graphite-scop-detection.h: New.
12399 * graphite-sese-to-poly.c: New.
12400 * graphite-sese-to-poly.h: New.
12404 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12406 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12407 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12409 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12411 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12412 (scev_is_linear_expression): Return false if the evolution is not
12413 affine multivariate.
12415 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12417 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12418 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12420 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12422 * tree-data-ref.c (debug_data_references): New.
12423 (debug_data_reference): New.
12424 * tree-data-ref.h (debug_data_references): Declared.
12425 (debug_data_reference): Declared.
12427 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12429 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12430 * tree-data-ref.h (scop_p): Removed.
12431 (struct data_reference): Remove field scop.
12432 (DR_SCOP): Removed.
12433 (stmt_simple_memref_p): Removed.
12435 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12437 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12438 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12441 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12443 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12445 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12447 * doc/invoke.texi (-fgraphite-identity): Documented.
12449 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12451 * tree-scalar-evolution.c: Fix comment.
12452 (instantiate_scev_1): Return unknow from scev instantiation if the
12453 result is not above instantiate_below.
12455 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12457 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12458 static anymore. Instantiate the symbols that may have been introduced
12460 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12463 2009-07-30 DJ Delorie <dj@redhat.com>
12465 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12466 .vliw directive to VLIW sections.
12468 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12470 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12472 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12473 (AUTOHEADER): New variable.
12474 ($(srcdir)/cstamp-h.in): Use it.
12476 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12477 Pat Haugen <pthaugen@us.ibm.com>
12478 Revital Eres <ERES@il.ibm.com>
12480 * config/rs6000/vector.md (VEC_F): Add VSX support.
12483 (mov<mode>): Ditto.
12484 (vector_load_<mode>): Ditto.
12485 (vector_store_<mode>): Ditto.
12486 (vector GPR move split): Ditto.
12487 (vec_reload_and_plus_<mptrsize>): Ditto.
12488 (vec_reload_and_reg_<mptrsize>): Ditto.
12489 (add<mode>3): Ditto.
12490 (sub<mode>3): Ditto.
12491 (mul<mode>3): Ditto.
12492 (neg<mode>2): Ditto.
12493 (abs<mode>2): Ditto.
12494 (smin<mode>3): Ditto.
12495 (smax<mode>3): Ditto.
12496 (vector_eq<mode>): Ditto.
12497 (vector_gt<mode>): Ditto.
12498 (vector_ge<mode>): Ditto.
12499 (vector_gtu<mode>): Ditto.
12500 (vector_select_<mode>_uns): Ditto.
12501 (vector_eq_<mode>_p): Ditto.
12502 (vector_gt_<mode>_p): Ditto.
12503 (vector_ge_<mode>_p): Ditto.
12504 (vector_gtu_<mode>_p): Ditto.
12505 (cr6_test_for_zero): Ditto.
12506 (cr6_test_for_zero_reverse): Ditto.
12507 (cr6_test_for_lt): Ditto.
12508 (cr6_test_for_lt_reverse): Ditto.
12509 (xor<mode>3): Ditto.
12510 (ior<mode>3): Ditto.
12511 (and<mode>3): Ditto.
12512 (one_cmpl<mode>2): Ditto.
12513 (nor<mode>2): Ditto.
12514 (andc<mode>2): Ditto.
12515 (float<VEC_int<mode>2): Ditto.
12516 (unsigned_float<VEC_int><mode>2): Ditto.
12517 (fix_trunc<mode><VEC_int>2): Ditto.
12518 (fixuns_trunc<mode><VEC_int>2): Ditto.
12520 (vec_set<mode>): Ditto.
12521 (vec_extract<mode>): Ditto.
12522 (vec_interleave_highv4sf): Ditto.
12523 (vec_interleave_lowv4sf): Ditto.
12524 (vec_realign_load_<mode>): Ditto.
12525 (vec_shl_<mode>): Ditto.
12526 (vec_shr_<mode>): Ditto.
12527 (div<mode>3): New patterns for VSX.
12528 (vec_interleave_highv2df): Ditto.
12529 (vec_interleave_lowv2df): Ditto.
12530 (vec_pack_trunc_v2df): Ditto.
12531 (vec_pack_sfix_trunc_v2df): Ditto.
12532 (vec_pack_ufix_trunc_v2df): Ditto.
12533 (vec_unpacks_hi_v4sf): Ditto.
12534 (vec_unpacks_lo_v4sf): Ditto.
12535 (vec_unpacks_float_hi_v4si): Ditto.
12536 (vec_unpacks_float_lo_v4si): Ditto.
12537 (vec_unpacku_float_hi_v4si): Ditto.
12538 (vec_unpacku_float_lo_v4si): Ditto.
12539 (movmisalign<mode>): Ditto.
12540 (vector_ceil<mode>2): New patterns for vectorizing math library.
12541 (vector_floor<mode>2): Ditto.
12542 (vector_btrunc<mode>2): Ditto.
12543 (vector_copysign<mode>3): Ditto.
12545 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12546 predicate for setting the high bit in each word, used for copysign.
12548 * config/rs6000/ppc-asm.h (f19): Whitespace.
12549 (f32-f63): Define if VSX.
12550 (v0-v31): Define if Altivec.
12551 (vs0-vs63): Define if VSX.
12553 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12555 * config/rs6000/power7.md: New file, provide tuning parameters for
12558 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12559 (rs6000_cpu_cpp_builtins): Ditto.
12560 (altivec_overloaded_builtins): Ditto.
12561 (altivec_resolve_overloaded_builtin): Ditto.
12563 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12564 debug switch to disable vectorizing simple math builtin
12567 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12568 Vectorize simple math builtin functions.
12569 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12570 hook to vectorize math builtins.
12571 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12572 (rs6000_builtin_conversion): Add VSX/power7 support.
12573 (rs6000_builtin_vec_perm): Ditto.
12574 (vsplits_constant): Add support for loading up a vector constant
12575 with just the high bit set in each part.
12576 (rs6000_expand_vector_init): Add VSX/power7 support.
12577 (rs6000_expand_vector_set): Ditto.
12578 (rs6000_expand_vector_extract): Ditto.
12579 (rs6000_emit_move): Ditto.
12580 (bdesc_3arg): Ditto.
12581 (bdesc_2arg): Ditto.
12582 (bdesc_1arg): Ditto.
12583 (rs6000_expand_ternop_builtin): Ditto.
12584 (altivec_expand_builtin): Ditto.
12585 (rs6000_expand_unop_builtin): Ditto.
12586 (rs6000_init_builtins): Ditto.
12587 (altivec_init_builtins): Ditto.
12588 (builtin_function_type): Ditto.
12589 (rs6000_common_init_builtins): Ditto.
12590 (rs6000_handle_altivec_attribute); Ditto.
12591 (rs6000_mangle_type): Ditto.
12592 (rs6000_vector_mode_supported_p): Ditto.
12593 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12594 are mode dependent.
12596 * config/rs6000/vsx.md: New file for VSX support.
12598 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12599 identifing values with just the most significant bit set.
12600 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12601 vectorized builtins.
12603 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12604 (UNSPEC_VRFIM): Delete.
12605 (splitter for loading up vector with most significant bit): New
12606 splitter for vectorizing copysign.
12607 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12608 vectorizing simple math functions.
12609 (altivec_vrfip): Add support for vectorizing simple math functions.
12610 (altivec_vrfim): Ditto.
12611 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12613 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12614 (power7.md, vsx.md): Include for power7 support.
12615 (copysigndf3): Use VSX instructions if -mvsx.
12616 (negdf2_fpr): Ditto.
12617 (absdf2_fpr): Ditto.
12618 (nabsdf2_fpr): Ditto.
12619 (adddf3_fpr): Ditto.
12620 (subdf3_fpr): Ditto.
12621 (muldf3_fpr): Ditto.
12622 (divdf3_fpr): Ditto.
12623 (fix_truncdfdi2_fpr): Ditto.
12624 (cmpdf_internal1): Ditto.
12625 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12626 (btruncdf2, btruncdf2_fpr): Ditto.
12627 (ceildf2, ceildf2_fpr): Ditto.
12628 (floordf2, floordf2_fpr): Ditto.
12629 (floatdidf2, floatdidf2_fpr): Ditto.
12630 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12631 (fmsubdf4_fpr): Ditto.
12632 (fnmadddf4_fpr_1): Ditto.
12633 (fnmadddf4_fpr_2): Ditto.
12634 (fnmsubdf4_fpr_1): Ditto.
12635 (fnmsubdf4_fpr_2): Ditto.
12636 (fixuns_truncdfdi2): Add expander for VSX support.
12637 (fix_truncdfdi2): Ditto.
12638 (fix_truncdfsi2): Ditto.
12639 (ftruncdf2): Ditto.
12640 (btruncsf2): Whitespace.
12641 (movdf_hardfloat32): Add support for VSX registers.
12642 (movdf_softfloat32): Ditto.
12643 (movdf_hardfloat64): Ditto.
12644 (movdf_hardfloat64_mfpgpr): Ditto.
12645 (movdf_softfloat64): Ditto.
12646 (movti splitters): Add check for vector registers supporting
12647 TImode in the future.
12648 (bpermd): Add power7 bpermd instruction.
12650 * config/rs6000/altivec.h (vec_div): Define if VSX.
12653 (vec_nmadd): Ditto.
12654 (vec_nearbyint): Ditto.
12657 (all predicates): Use the generic builtin function, and not the V4SF
12658 specific function so that the predicates will work with VSX's V2DF.
12659 (vec_all_*): Ditto.
12660 (vec_any_*): Ditto.
12662 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12663 Document new VSX functions and types.
12665 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12668 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12669 "wa", and "j" constraints. Modify "v" to talk about Altivec
12670 instead of just vector.
12672 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12675 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12676 location for phi arguments.
12677 (rewrite_update_phi_arguments): Find locations for reaching defs.
12678 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12679 Add location to add_phi_arg calls.
12680 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12681 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12682 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12683 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12684 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12685 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12686 * tree-phinodes.c (make_phi_node): Initialize location.
12687 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12688 (add_phi_arg): Add location parameter.
12689 (remove_phi_arg_num): Move location when moving phi argument.
12690 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12692 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12693 slpeel_update_phi_nodes_for_guard1,
12694 slpeel_update_phi_nodes_for_guard2,
12695 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12696 vect_loop_versioning): Set locations.
12697 * tree-parloops.c (create_phi_for_local_result,
12698 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12699 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12700 * tree-vect-loop.c (get_initial_def_for_induction,
12701 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12703 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12704 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12705 (gimple_phi_arg_set_location): New. Set locus.
12706 (gimple_phi_arg_has_location): New. Check for locus.
12707 (redirect_edge_var_map_location): New. Return locus from var_map.
12708 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12709 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12710 combining PHI arguments.
12711 (cond_store_replacement): Set location.
12712 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12713 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12714 scop_add_exit_phis_edge): Add locations.
12715 * tree-cfgcleanup.c (remove_forwarder_block,
12716 remove_forwarder_block_with_phi): Add locations.
12717 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12718 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12720 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12721 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12722 flush_pending_stmts): Add source location.
12723 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12724 stack to preserve locations.
12725 * tree-vect-stmts.c (vectorizable_load): Add location.
12726 * tree-inline.c (copy_phis_for_bb): Copy locus.
12727 (setup_one_parameter): Add call locus to inlined parameter stmts.
12728 (initialize_inlined_parameters): Pass in call location as parameter
12730 (tree_function_versioning): Pass location to setup_one_parameter.
12731 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12732 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12733 copy and edge lists.
12734 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12735 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12736 locus parameter and override the stmt default if provided.
12737 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12738 elim_graph_add_edge, elim_graph_remove_succ_edge,
12739 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12740 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12741 eliminate_phi): Add locus info in elimination graph for each edge and
12743 (insert_backedge_copies): Copy locus if present.
12744 * tree-flow.h (struct _edge_var_map): Add locus field.
12745 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12746 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12747 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12749 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12751 2009-07-30 Martin Jambor <mjambor@suse.cz>
12753 PR tree-optimization/40570
12754 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12755 use inlining loops.
12757 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12759 * ssa-loop-manip.c: Include langhooks.h.
12760 (rewrite_phi_with_iv): New.
12761 (rewrite_all_phi_nodes_with_iv): New.
12762 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12763 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12764 * tree-parloops.c (loop_parallel_p): Move out all conditions
12765 except dependency check.
12766 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12767 (gen_parallel_loop): Call canonicalize_loop_ivs without
12768 reduction_list argument.
12769 (build_new_reduction): New.
12770 (gather_scalar_reductions): New.
12771 (try_get_loop_niter): New.
12772 (try_create_reduction_list): New.
12773 (parallleize_loops): Change the parallel conditions check.
12774 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12775 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12777 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12779 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12781 * doc/options.texi (Option properties): Mention new quoting syntax.
12783 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12785 * config/alpha/alpha.c (alpha_start_function):
12786 Handle VMS_DEBUG_MAIN_POINTER
12787 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12788 * doc/invoke.texi: Document -mdebug-main switch.
12790 2009-07-29 Richard Henderson <rth@redhat.com>
12792 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12793 (cgraph_create_edge_including_clones): Likewise.
12794 * tree-inline.c (copy_bb): Operate on the correct edges
12795 when updating the callgraph.
12797 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12799 * config/alpha/vms-cc.c: Deleted.
12800 * config/alpha/vms-ld.c: Deleted.
12801 * config/alpha/t-vms64: Moved to config/vms
12802 * config/alpha/vms-crt0-64.c: Moved to config/vms
12803 * config/alpha/vms-crt0.c: Moved to config/vms
12804 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12805 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12806 * config/alpha/xm-vms.h: Moved to config/vms
12807 * config/alpha/x-vms: Moved to config/vms
12808 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12810 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12811 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12813 * config/vms/t-vms64: Moved here from config/alpha
12814 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12815 (argc,argv,envp): Enforce 32bit malloc'ing.
12816 * config/vms/vms-psxcrt0-64.c: Likewise.
12817 * config/vms/vms-crt0.c: Moved here from config/alpha.
12818 * config/vms/vms-psxcrt0.c: Likewise.
12819 * config/vms/vms-crtl-64.h: New file.
12820 * config/vms/vms-crtl.h: New file.
12821 * config/vms/vms.opt: New file.
12822 * config/vms/xm-vms64.h: New file.
12823 * config/vms/xm-vms.h: Moved here from config/alpha.
12824 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12826 * config/vms/x-vms: Moved here from config/alpha.
12827 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12828 (vms-ld.o, vms-cc.o): Removed.
12829 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12831 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12833 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12834 correct stack (obvious VMS fix).
12836 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12838 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12839 date, version info if VMS_DEBUGGING_INFO defined.
12840 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12841 size, date calculating code moved here.
12843 2009-07-29 Paul Brook <paul@codesourcery.com>
12845 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12848 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12851 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12852 to DImode when generating insq_le insn.
12854 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12856 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12857 New macro set for VMS_DEBUGGGING_INFO.
12858 (AT_string_form): Use it.
12860 2009-07-28 DJ Delorie <dj@redhat.com>
12862 * config/mep/mep.c (vtext_section): New.
12863 (vftext_section): New.
12864 (ftext_section): New.
12865 (mep_select_section): Add support for functions.
12866 (mep_unique_section): Likewise.
12867 (mep_asm_init_sections): Likewise.
12868 (mep_encode_section_info): Remove it from here.
12870 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12872 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12874 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12875 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12877 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12879 * dwarf2out.c (output_file_names): Test new macro
12880 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12881 (add_comp_dir_attribute): Likewise.
12883 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12885 * config/i386/mingw-w64.h (LINK_SPEC): Add
12886 separating space between commands.
12888 2009-07-28 Jan Hubicka <jh@suse.cz>
12890 PR tree-optimization/40759
12891 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12894 2009-07-27 DJ Delorie <dj@redhat.com>
12896 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12897 types are dword-aligned.
12898 (mep_expand_va_start): Likewise.
12900 2009-07-27 Olivier Hainque <hainque@adacore.com>
12901 Douglas B Rupp <rupp@gnat.com>
12903 * convert.c (convert_to_pointer): Don't assume the target
12904 pointer type is POINTER_SIZE long. Fetch its precision instead.
12906 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12908 * system.h (fopen): Undefine if macro.
12910 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12912 * dwarf2out.c (output_cfi_p): Removed.
12913 (output_cfis): New function.
12914 (output_fde): New function, split from output_call_frame_info.
12915 (output_call_frame_info): Use it.
12916 (dwarf2out_switch_text_section): Use output_cfis.
12918 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12920 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12921 TARGET_BI_ARCH is specified without enabling SJLJ.
12922 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12923 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12925 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12927 * arm.md (negdi2): Use DImode if forcing a value into a register.
12929 2009-07-26 Ira Rosen <irar@il.ibm.com>
12931 PR tree-optimization/40801
12932 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12933 of vector operand from the previous copy of vector statement.
12934 Pass the correct definition type value to
12935 vect_get_vec_def_for_stmt_copy().
12937 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12939 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12940 const char ** conversion.
12942 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12944 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12945 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12946 (gcc_unreachable): Invoke __builtin_unreachable() if
12947 !ENABLE_ASSERT_CHECKING.
12949 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12951 PR rtl-optimization/40445
12952 * emit-rtl.c (next_nonnote_insn_bb): New function.
12953 * rtl.h (next_nonnote_insn_bb): Declare new function.
12954 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12955 with no successors that is the successor of the ENTRY_BLOCK.
12956 Continue from the top after removing an empty fallthrough block.
12957 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12958 of next_nonnote_insn.
12960 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12962 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12964 2009-07-25 Martin Jambor <mjambor@suse.cz>
12966 * c-common.c (c_common_attribute_table): New element for noclone.
12967 (handle_noclone_attribute): New function. Forward-declare.
12968 * tree-inline.c (tree_versionable_function_p): Check for noclone
12970 * doc/extend.texi (Labels as Values): Document need for noclone.
12971 (Function Attributes): Document noclone attribute.
12973 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12975 PR rtl-optimization/34999
12976 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12977 and dw_fde_switched_cold_to_hot fields.
12978 (output_cfi_p): New function.
12979 (output_call_frame_info): If fde->dw_fde_switched_sections,
12980 output 2 FDEs instead of one with corrupted header.
12981 (dwarf2out_do_cfi_startproc): New function.
12982 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12983 and fde->dw_fde_switched_cold_to_hot.
12984 (dwarf2out_switch_text_section): Compute
12985 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12986 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12987 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12988 Otherwise, compute fde->dw_fde_switch_cfi.
12990 2009-07-24 Cary Coutant <ccoutant@google.com>
12992 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12994 2009-07-24 Cary Coutant <ccoutant@google.com>
12996 * cfghooks.c (split_block): Copy discriminator to new block.
12997 * tree-cfg.c (assign_discriminator): Check location of last
12998 instruction in block as well as first.
13000 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
13002 * config/i386/linux.c: Use fputs or putc instead of fprintf
13004 * config/i386/gas.h: Ditto.
13005 * config/i386/x86-64.h: Ditto.
13006 * config/i386/att.h: Ditto.
13008 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13010 * expmed.c (emit_store_flag): Use a recursive call to optimize the
13013 2009-07-24 Martin Jambor <mjambor@suse.cz>
13015 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
13016 (ipa_push_func_to_list_1): Declare.
13017 (ipa_push_func_to_list): New function.
13019 * ipa-prop.c (ipa_push_func_to_list_1): New function.
13020 (ipa_init_func_list): Call ipa_push_func_to_list_1.
13021 (ipa_push_func_to_list): Removed.
13022 (ipa_pop_func_from_list): Clear node_enqueued flag.
13024 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13026 * config/s390/s390.c (override_options): Default
13027 max-unrolled-insns to 100 for z10 tuning.
13029 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
13031 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
13032 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
13033 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
13034 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
13035 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
13036 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
13037 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
13039 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13041 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
13042 use default set in mingw32.h header.
13043 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
13044 64-bit /mingw/include path.
13045 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
13048 2009-07-23 Neil Vachharajani <nvachhar@google.com>
13050 PR rtl-optimization/40209
13051 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
13053 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13055 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
13056 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
13057 with the rest of string where appropriate. Use fputs or putc
13058 instead of fprintf where appropriate.
13060 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13061 Pat Haugen <pthaugen@us.ibm.com>
13062 Revital Eres <ERES@il.ibm.com>
13064 * config/rs6000/vector.md: New file. Move most of the vector
13065 expander support here from altivec.md to allow for the VSX vector
13066 unit in the future. Add support for secondary_reload patterns.
13067 Rewrite the patterns for vector comparison, and vector comparison
13068 predicate instructions so that the RTL expresses the desired
13069 behavior, instead of using unspec.
13071 * config/rs6000/constraints.md ("f" constraint): Use
13072 rs6000_constraints to hold the precalculated register class.
13073 ("d" constraint): Ditto.
13074 ("wd" constraint): New constraint for VSX.
13075 ("wf" constraint): Ditto.
13076 ("ws" constraint): Ditto.
13077 ("wa" constraint): Ditto.
13078 ("wZ" constraint): Ditto.
13079 ("j" constraint): Ditto.
13081 * config/rs6000/predicates.md (vsx_register_operand): New
13083 (vfloat_operand): New predicate for vector.md.
13084 (vint_operand): Ditto.
13085 (vlogical_operand): Ditto.
13086 (easy_fp_constant): If VSX, 0.0 is an easy constant.
13087 (easy_vector_constant): Add VSX support.
13088 (altivec_indexed_or_indirect_operand): New predicate for
13089 recognizing Altivec style memory references with AND -16.
13091 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
13092 for vector secondary reload support.
13093 (rs6000_vector_reg_class): Delete, replacing it with
13094 rs6000_constraints.
13095 (rs6000_vsx_reg_class): Ditto.
13096 (rs6000_constraints): New array to hold the register classes of
13097 each of the register constraints that can vary at runtime.
13098 (builtin_mode_to_type): New static array for builtin function type
13100 (builtin_hash_table): New static hash table for builtin function
13102 (TARGET_SECONDARY_RELOAD): Define target hook.
13103 (TARGET_IRA_COVER_CLASSES): Ditto.
13104 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
13105 registers are 128 bits if VSX memory reference instructions are used.
13106 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
13107 unit is being used.
13108 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
13109 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
13110 Print several of the scheduling related parameters.
13111 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
13112 rs6000_constraints instead of rs6000_vector_reg_class. Move
13113 -mdebug=reg code to rs6000_debug_reg_global. Add support for
13114 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
13115 Altivec. Add VSX support. Setup for secondary reload support on
13116 Altivec/VSX registers.
13117 (rs6000_override_options): Make power7 set the scheduling groups
13118 like the power5. Add support for new debug switches to override
13119 the scheduling defaults. Temporarily disable -mcpu=power7 from
13120 setting -mvsx. Add support for debug switches -malways-hint,
13121 -msched-groups, and -malign-branch-targets.
13122 (rs6000_buitlin_conversion): Add support for returning unsigned
13123 vector conversion functions to fix regressions due to stricter
13125 (rs6000_builtin_mul_widen_even): Ditto.
13126 (rs6000_builtin_mul_widen_odd): Ditto.
13127 (rs6000_builtin_vec_perm): Ditto.
13128 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
13129 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
13130 to zero a register.
13131 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
13132 generated upstream.
13133 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
13134 VSX types for bit operations. Changes to accomidate vector.md.
13135 (bdesc_2arg): Ditto.
13136 (bdesc_1arg): Ditto.
13137 (struct builtin_description_predicates): Rewrite predicate
13138 handling so that RTL describes the operation, instead of passing
13139 the instruction to be used as a string argument.
13140 (bdesc_altivec_preds): Ditto.
13141 (altivec_expand_predicate_builtin): Ditto.
13142 (altivec_expand_builtin): Ditto.
13143 (rs6000_expand_ternop_builtin): Use a switch instead of an if
13144 statement for vsldoi support.
13145 (altivec_expand_ld_builtin): Change to use new names from vector.md.
13146 (altivec_expand_st_builtin): Ditto.
13147 (paired_expand_builtin): Whitespace changes.
13148 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
13149 builtin_mode_to_type table for secondary reload. Call
13150 builtin_function_type to build random builtin functions.
13151 (altivec_init_builtins): Change to use builtin_function_type to
13152 create builtin function types dynamically as we need them.
13153 (builtin_hash_function): New support for hashing the tree types
13154 for builtin function as we need it, rather than trying to build
13155 all of the trees that we need. Add initial preliminary VSX support.
13156 (builtin_function_type): Ditto.
13157 (builtin_function_eq): Ditto.
13158 (builtin_hash_struct): Ditto.
13159 (rs6000_init_builtins): Ditto.
13160 (rs6000_common_init_builtins): Ditto.
13161 (altivec_init_builtins): Ditto.
13162 (rs6000_common_init_builtins): Ditto.
13163 (enum reload_reg_type): New enum for simplifing reg classes.
13164 (rs6000_reload_register_type): Simplify register classes into GPR,
13165 Vector, and other registers. Altivec and VSX addresses in reload.
13166 (rs6000_secondary_reload_inner): Ditto.
13167 (rs6000_ira_cover_classes): New target hook, that returns the
13168 appropriate cover classes, based on -mvsx being used or not.
13169 (rs6000_secondary_reload_class): Add VSX support.
13170 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
13171 (get_vsel_insn): Ditto.
13172 (rs6000_emit_vector_compare): Rewrite vector conditional support
13173 so that where we can, we use RTL operators, instead of blindly use
13175 (rs6000_emit_vector_select): Ditto.
13176 (rs6000_emit_vector_cond_expr): Ditto.
13177 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
13178 (create_TOC_reference): Add -mdebug=addr support.
13179 (emit_frame_save): VSX loads/stores need register indexed addressing.
13181 * config/rs6000/rs6000.md: Include vector.md.
13183 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
13185 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13186 support for V2DI, V2DF in logical, permute, select operations.
13188 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
13189 switch for vsx/power7.
13190 (-mvsx-scalar-memory): Ditto.
13191 (-mvsx-align-128): Ditto.
13192 (-mallow-movmisalign): Ditto.
13193 (-mallow-df-permute): Ditto.
13194 (-msched-groups): Ditto.
13195 (-malways-hint): Ditto.
13196 (-malign-branch-targets): Ditto.
13198 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
13200 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
13201 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
13202 (rs6000_vector_reg_class): Delete.
13203 (rs6000_vsx_reg_class): Ditto.
13204 (enum rs6000_reg_class_enum): New enum for the constraints that
13205 vary based on target switches.
13206 (rs6000_constraints): New array to hold the register class for all
13207 of the register constraints that vary based on the switches used.
13208 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
13209 (enum rs6000_builtins): Add unsigned varients for the builtin
13210 declarations returned by target hooks for expanding multiplies,
13211 select, and permute operations. Add VSX builtins.
13212 (enum rs6000_builtin_type_index): Add entries for VSX.
13213 (V2DI_type_node): Ditto.
13214 (V2DF_type_node): Ditto.
13215 (unsigned_V2DI_type_node): Ditto.
13216 (bool_long_type_node): Ditto.
13217 (intDI_type_internal_node): Ditto.
13218 (uintDI_type_internal_node): Ditto.
13219 (double_type_internal_node): Ditto.
13221 * config/rs6000/altivec.md (whole file): Move all expanders to
13222 vector.md from altivec.md. Rename insn matching functions to be
13224 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
13225 (altivec_vcmp*): Ditto.
13226 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
13227 (VM): New iterator for moves that includes the VSX types.
13228 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
13229 (altivec_vperm_<mode>_uns): New, for unsigned types.
13230 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
13231 (altivec_eq<mode>): Ditto.
13232 (altivec_gt<mode>): Ditto.
13233 (altivec_gtu<mode>): Ditto.
13234 (altivec_eqv4sf): Ditto.
13235 (altivec_gev4sf): Ditto.
13236 (altivec_gtv4sf): Ditto.
13237 (altivec_vcmpbfp_p): Ditto.
13239 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
13241 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
13244 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13247 * config/i386/i386.c (output_387_ffreep): Rewrite to use
13248 ASM_SHORT instead of .word.
13249 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
13250 instead of .word in asm template.
13252 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
13255 * ira-lives.c (bb_has_abnormal_call_pred): New function.
13256 (process_bb_node_lives): Use it.
13258 * ira.c (setup_cover_and_important_classes): Don't setup
13259 ira_important_class_nums. Add cover classes to the end of
13261 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13263 (find_reg_class_closure): Use reorder_important_classes.
13265 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13267 * config/i386/i386.c (i386_ira_cover_classes): New function.
13268 (TARGET_IRA_COVER_CLASSES): Redefine.
13270 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13271 importance of order of cover classes in the array.
13273 2009-07-22 Diego Novillo <dnovillo@google.com>
13275 * tree-pass.h (TDF_EH): Define.
13276 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13277 contains TDF_EH, print the EH region number holding GS.
13278 * tree-dump.c (dump_options): Add "eh".
13279 * doc/invoke.texi: Document it.
13281 2009-07-22 Doug Kwan <dougkwan@google.com>
13283 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13285 2009-07-22 Michael Matz <matz@suse.de>
13287 PR tree-optimization/35229
13288 PR tree-optimization/39300
13290 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13291 (inhibit_phi_insertion): New function.
13292 (insert_into_preds_of_block): Call it for REFERENCEs.
13293 (init_pre): Initialize and finalize scalar evolutions.
13294 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13296 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13298 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13299 Use CONST_VECTOR_NUNITS to determine number of elements.
13301 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13303 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13304 (U, W): Constraints are now deprecated and will be removed if we
13305 run out of letters.
13306 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13308 ("prefetch"): Add the stcmh instruction for prefetching.
13309 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13311 (s390_short_displacement): Return always true if compiling for
13312 machines not providing the long displacement facility.
13313 (s390_mem_constraint): Support the new constraint letter Z.
13314 (s390_check_qrst_address): New function.
13316 2009-07-21 DJ Delorie <dj@redhat.com>
13318 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13321 2009-07-21 Jason Merrill <jason@redhat.com>
13323 * c-common.c (max_tinst_depth): Increase default to 1024.
13325 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13327 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13328 (vec_unpacku_float_lo_v4si): Ditto.
13330 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13333 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13334 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13335 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13336 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13338 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13340 PR tree-optimization/40813
13341 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13344 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13346 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13347 with a NOP_EXPR if needed.
13349 2009-07-21 Paul Brook <paul@codesourcery.com>
13351 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13352 Terminate debug dump with newline.
13354 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13356 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13357 Cast "1" to unsigned HOST_WIDE_INT.
13358 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13359 deposit length to the maximum length - lsb. Extend length if
13360 HOST_BITS_PER_WIDE_INT is 32.
13362 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13364 * cgraph.h (constant_pool_htab): New function.
13365 (constant_descriptor_tree): Move from varasm.c.
13366 * varasm.c (constant_pool_htab): New function.
13367 (constant_descriptor_tree): Move to cgraph.h.
13369 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13371 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13373 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13375 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13378 2009-07-20 Xinliang David Li <davidxl@google.com>
13380 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13382 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13384 * config/mips/mips.md (move_type): Add arith.
13385 (type): Handle arith.
13386 (zero_extendsidi2): Rename this into ...
13387 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13388 (zero_extendsidi2): New expander.
13389 (*zero_extendsidi2_dext): New pattern.
13391 2009-07-20 Nick Clifton <nickc@redhat.com>
13393 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13394 to set MIPS_ABI_DEFAULT.
13395 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13397 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13399 * tree-object-size.c (addr_object_size): Handle unions with
13400 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13402 PR tree-optimization/40792
13403 * tree.c (build_function_type_skip_args): Remove bogus assert.
13405 2009-07-20 Jan Hubicka <jh@suse.cz>
13406 Martin Jambor <mjambor@suse.cz>
13408 * cgraph.h (combined_args_to_skip): New field.
13409 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13410 combined_args_to_skip and args_to_skip.
13411 * tree-inline.c (update_clone_info): New function.
13412 (tree_function_versioning): Call update_clone_info.
13413 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13415 (cgraph_materialize_all_clones): More extensive dumping, working
13416 with combined_args_to_skip rather than args_to_skip.
13418 2009-07-20 Ira Rosen <irar@il.ibm.com>
13420 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13421 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13422 (get_initial_def_for_reduction): Likewise.
13423 (vectorizable_reduction): Skip the check of first operand in case
13424 of COND_EXPR. Add check that it is outer loop vectorization if
13425 nested cycle was detected. Call vectorizable_condition() for
13426 COND_EXPR. If reduction epilogue cannot be created do not fail for
13427 nested cycles (if it is not double reduction). Assert that there
13428 is only one type in the loop in case of COND_EXPR. Call
13429 vectorizable_condition() to vectorize COND_EXPR.
13430 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13431 Add parameters. Allow nested cycles if called from
13432 vectorizable_reduction(). Use reduction vector variable if provided.
13433 (vect_analyze_stmt): Call vectorizable_reduction() before
13434 vectorizable_condition().
13435 (vect_transform_stmt): Update call to vectorizable_condition().
13437 2009-07-20 Christian Bruel <christian.bruel@st.com>
13439 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13440 * doc/invoke.texi (-mfmovd): Likewise.
13441 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13443 2009-07-20 Jan Hubicka <jh@suse.cz>
13445 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13446 when handling SSA name.
13448 2009-07-19 Jan Hubicka <jh@suse.cz>
13450 PR tree-optimization/40676
13451 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13452 virtual PHIs in empty BBs.
13454 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13456 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13457 re-expanded the compound use gen_lowpart instead to convert to the
13460 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13462 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13463 OUTER_CONST arguments.
13464 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13465 the new wider mode will be masked off.
13466 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13468 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13470 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13471 high-order bits are zero.
13473 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13475 * combine.c (simplify_shift_const_1): Split code to determine
13476 shift_mode into ...
13477 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13478 new bits shifted in are identical to the old sign bit.
13480 2009-07-18 Richard Guenther <rguenther@suse.de>
13483 * gimplify.c (gimplify_call_expr): Reject code using results from
13484 functions returning void.
13486 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13488 * doc/md.texi: Document the new PowerPC "es" constraint.
13489 Document that "m" can include automodified addresses on this target,
13490 and explain how %U must be used. Extend the "Q" and "Z" documentation
13491 to suggest "es" as well as "m".
13492 * config/rs6000/constraints.md (es): New memory constraint.
13493 (Q, Z): Update strings to match new documentation.
13495 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13497 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13498 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13499 * config/rs6000/predicates.md (volatile_mem_operand): Use
13500 offsettable_nonstrict_memref_p.
13501 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13502 (*floatunssidf2_internal): Likewise.
13503 (*fix_truncdfsi2_internal): Likewise.
13504 (*fix_trunctfsi2_internal): Likewise.
13506 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13508 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13509 atmega32u2 devices.
13510 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13512 2009-07-17 Richard Guenther <rguenther@suse.de>
13515 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13516 (pass_warn_unused_result): Likewise.
13517 (TODO_set_props): Remove.
13518 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13520 (pass_diagnose_omp_blocks): Define.
13521 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13522 (c_gimple_diagnostics_recursively): Remove.
13523 (finish_function): Do not call it.
13524 (c_write_global_declarations): Continue after errors.
13525 Finalize the CU here.
13526 * c-gimplify.c (c_genericize): Do not gimplify here.
13527 * c-common.c (c_warn_unused_result): Move ...
13528 * tree-cfg.c (do_warn_unused_result): ... here.
13529 (run_warn_unused_result): New function.
13530 (gate_warn_unused_result): New function.
13531 (pass_warn_unused_result): New pass.
13532 * c-common.h (c_warn_unused_result): Remove.
13533 * flags.h (flag_warn_unused_result): Declare.
13534 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13535 * opts.c (flag_warn_unused_result): Initialize to false.
13536 * toplev.c (compile_file): Add comment.
13537 * omp-low.c (create_omp_child_function): Do not register
13538 the function with the frontend.
13539 (diagnose_omp_structured_block_errors): Prepare to be
13540 called as optimization pass.
13541 (gate_diagnose_omp_blocks): New function.
13542 (pass_diagnose_omp_blocks): New pass.
13543 * cgraph.h (cgraph_optimize): Remove.
13544 (cgraph_analyze_function): Likewise.
13545 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13546 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13547 before their parents here.
13548 (cgraph_finalize_function): Not here.
13549 (cgraph_analyze_function): Gimplify functions here.
13550 (cgraph_finalize_compilation_unit): Continue after errors.
13551 Optimize the callgraph from here.
13552 (cgraph_optimize): Make static.
13553 * langhooks.c (write_global_declarations): Finalize the CU.
13554 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13555 (gimplify_function_tree): Assert we gimplify only once.
13556 Set PROP_gimple_any property.
13557 * tree-nested.c (gimplify_all_functions): New function.
13558 (lower_nested_functions): Gimplify all nested functions.
13559 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13560 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13561 and pass_diagnose_omp_blocks after gimplification. Do not
13562 set TODO_set_props on all_lowering_passes.
13563 (execute_one_pass): Do not handle TODO_set_props.
13564 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13565 (gimplify.o): Add tree-pass.h dependency.
13566 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13567 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13568 (unsave_r): Likewise.
13569 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13570 temporary variable.
13572 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13574 * doc/service.texi (Service): Restore previously removed link,
13575 which isn't broken after all.
13577 2009-07-17 Richard Guenther <rguenther@suse.de>
13579 PR tree-optimization/40321
13580 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13581 PHI nodes to the maximal set.
13582 (make_values_for_phi): Add PHI arguments to the maximal set.
13583 (execute_pre): Dump PHI_GEN and the maximal set.
13585 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13588 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13591 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13593 * doc/extend.texi (Nested Functions): Replace broken link with
13595 * doc/service.texi (Service): Remove broken link.
13597 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13600 * builtins.c (expand_builtin_memcmp): Use loc instead of
13601 EXPR_LOCATION (exp).
13602 (expand_builtin_strncmp): Likewise.
13604 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13605 Manuel López-Ibáñez <manu@gcc.gnu.org>
13608 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13609 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13610 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13611 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13612 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13613 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13614 tree-inline.c, c-common.c, c-common.h, gimple.c,
13615 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13616 convert.c: Add location argument to fold_{unary,binary,ternary},
13617 fold_build[123], build_call_expr, build_size_arg,
13618 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13619 fold_build1_initializer, fold_build2_initializer,
13620 fold_build3_initializer, fold_build_call_array,
13621 fold_build_call_array_initializer, fold_single_bit_test,
13622 omit_one_operand, omit_two_operands, invert_truthvalue,
13623 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13624 combine_comparisons, fold_builtin_*, fold_call_expr,
13625 build_range_check, maybe_fold_offset_to_address, round_up,
13628 2009-07-16 Jason Merrill <jason@redhat.com>
13631 * c-common.c (c_common_reswords): Add __is_standard_layout
13633 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13634 * doc/implement-cxx.texi: New.
13635 * doc/gcc.texi: Include it.
13637 2009-07-16 DJ Delorie <dj@redhat.com>
13639 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13640 compares that may be indirectly affected by previous instructions.
13642 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13644 * builtins.c (do_mpc_arg2): New.
13645 (fold_builtin_2): Fold builtin cpow.
13646 * real.h (HAVE_mpc_pow): New.
13648 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13650 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13651 comparison to skip unprofitable schedule
13653 2009-07-16 Simon Baldwin <simonb@google.com>
13655 * gcc.c (option_map): New flag -no-canonical-prefixes.
13656 * (display_help): Print help text for new flag.
13657 * (process_command): Move options translation and language specifics
13658 and handle new flag early. Use it to set a function pointer to a
13659 prefix builder. Replace make_relative_prefix calls with calls to
13660 the function pointed to. Ignore new flag in regular options handling.
13661 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13663 2009-07-15 DJ Delorie <dj@redhat.com>
13665 * config/mep/mep.md (sibcall_internal): Change register to avoid
13666 argument registers.
13667 (sibcall_value_internal): Likewise.
13669 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13671 PR rtl-optimization/40710
13672 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13674 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13676 * config/mips/mips.md (*extenddi_truncate<mode>,
13677 *extendsi_truncate<mode>): Change type attribute to move_type
13678 with shift_shift. Split out code handling exts from here ...
13679 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13681 (*extendhi_truncateqi): Change type attribute to move_type with
13682 shift_shift. Split out code handling exts from here ...
13683 (*extendhi_truncateqi_exts): ... to this new pattern.
13685 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13687 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13688 instead of "and" with inverted sign bit mask value. Use
13689 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13690 Allocate registers only for operand 4 and operand 5.
13692 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13694 PR middle-end/40747
13695 * fold-const.c (fold_cond_expr_with_comparison): When folding
13696 < and <= to MIN, make sure the MIN uses the same type as the
13697 comparison's operands.
13699 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13701 * arm.md (ior_xor): New code iterator.
13702 (split for ior/xor with shift and zero-extend): New split pattern.
13703 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13705 2009-07-15 Richard Guenther <rguenther@suse.de>
13707 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13710 2009-07-15 Richard Guenther <rguenther@suse.de>
13712 PR middle-end/40753
13713 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13715 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13717 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13718 handle 2.6.30 kernel.
13720 2009-07-15 DJ Delorie <dj@redhat.com>
13722 * config/mep/mep.md (sibcall_internal): Change register to allow
13723 for 24-bit addresses.
13724 (sibcall_value_internal): Likewise.
13726 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13728 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13729 that are enabled/disabled by the flags introduced by a previous patch.
13731 2009-07-14 DJ Delorie <dj@redhat.com>
13733 * config/mep/mep.md (sibcall_internal): Include non-toggling
13735 (sibcall_value_internal): Likewise.
13737 2009-07-14 Taras Glek <tglek@mozilla.com>
13738 Rafael Espindola <espindola@google.com>
13740 * doc/sourcebuild.texi: Document install-plugin target.
13741 * configure.ac: Added install-plugin target to language makefiles.
13742 * configure: Regenerate.
13743 * Makefile.in (install-plugin): Install more headers,
13744 depend on lang.install-plugin.
13746 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13748 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13751 2009-07-14 DJ Delorie <dj@redhat.com>
13753 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13754 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13755 * config/mep/mep.md (sibcall_internal): Change test from
13756 mep_vliw_mode_match to mep_vliw_jmp_match.
13757 (sibcall_value_internal): Likewise.
13759 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13761 * config/i386/sse.md (copysign<mode>3): New expander.
13762 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13763 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13764 Use ix86_build_const_vector.
13765 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13766 IX86_BUILTIN_CPYSGNPD.
13767 (builtin_description): Add __builtin_ia32_copysignps and
13768 __builtin_ia32_copysignpd.
13769 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13770 and BUILT_IN_COPYSIGNF.
13772 2009-07-13 Jason Merrill <jason@redhat.com>
13774 * builtins.c (can_trust_pointer_alignment): New fn.
13775 (get_pointer_alignment): Factor it out from here.
13776 * tree.h: Declare it.
13778 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13780 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13783 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13787 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13789 2009-07-14 Richard Guenther <rguenther@suse.de>
13790 Andrey Belevantsev <abel@ispras.ru>
13792 PR middle-end/40745
13793 * cfgexpand.c (partition_stack_vars): Do not bother to update
13794 alias information when not optimizing.
13796 2009-07-14 Richard Guenther <rguenther@suse.de>
13797 Andrey Belevantsev <abel@ispras.ru>
13799 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13800 (pt_solution_set): Likewise.
13801 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13802 * tree-ssa-structalias.c (pt_solution_set): New function.
13803 * final.c (rest_of_clean_state): Free SSA data structures.
13804 * print-rtl.c (print_decl_name): Remove.
13805 (print_mem_expr): Implement in terms of print_generic_expr.
13806 * alias.c (ao_ref_from_mem): New function.
13807 (rtx_refs_may_alias_p): Likewise.
13808 (true_dependence): Query alias-export info.
13809 (canon_true_dependence): Likewise.
13810 (write_dependence_p): Likewise.
13811 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13813 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13814 (mem_expr_equal_p): Use operand_equal_p.
13815 (set_mem_attributes_minus_bitpos): Do not use
13816 component_ref_for_mem_expr.
13817 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13818 (update_alias_info_with_stack_vars): Likewise.
13819 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13820 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13821 explicitly nor clear stmt operands.
13822 Free the decl-to-pointer map.
13823 * tree-optimize.c (execute_free_datastructures): Do not free
13824 SSA data structures here.
13825 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13826 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13827 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13829 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13831 2009-07-13 DJ Delorie <dj@redhat.com>
13833 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13834 unrolling at the right iteration count.
13836 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13839 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13841 * haifa-sched.c (rank_for_schedule): Introduced flags to
13842 enable/disable individual scheduling heuristics.
13843 * common.opt: Introduced flags to enable/disable individual
13844 heuristics in the scheduler.
13845 * doc/invoke.texi: Introduced flags to enable/disable individual
13846 heuristics in the scheduler.
13848 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13850 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13851 config/i386/mingw-tls.c.
13852 * config/i386/mingw-tls.c: Removed.
13854 2009-07-13 Ira Rosen <irar@il.ibm.com>
13856 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13857 checks access only relevant statements.
13858 (vectorizable_reduction): Likewise.
13860 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13862 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13863 just for 32-bit case.
13865 2009-07-12 Jan Hubicka <jh@suse.cz>
13867 PR tree-optimization/40585
13868 * except.c (expand_resx_expr): When there already is resume
13869 instruction, produce linked list.
13870 (build_post_landing_pads): Assert that resume is empty.
13871 (connect_post_landing_pads): Handle resume lists.
13872 (dump_eh_tree): Dump resume list.
13874 2009-07-12 Ira Rosen <irar@il.ibm.com>
13876 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13877 with additional argument.
13878 * tree-vectorizer.h (enum vect_def_type): Add
13879 vect_double_reduction_def.
13880 (vect_is_simple_reduction): Add argument.
13881 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13883 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13884 vect_is_simple_reduction with additional argument.
13885 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13887 (reduction_code_for_scalar_code): Handle additional codes by
13888 returning ERROR_MARK for them. Fix comment and indentation.
13889 (vect_is_simple_reduction): Fix comment, add argument to specify
13890 double reduction. Detect double reduction.
13891 (get_initial_def_for_induction): Fix indentation.
13892 (get_initial_def_for_reduction): Fix comment and indentation.
13893 Handle double reduction. Create initial definitions that do not
13894 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13895 (vect_create_epilog_for_reduction): Fix comment, add argument to
13896 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13897 epilogue result extraction. Create double reduction phi node and
13898 replace relevant uses.
13899 (vectorizable_reduction): Call vect_is_simple_reduction with
13900 additional argument. Fix indentation. Update epilogue code treatment
13901 according to the changes in reduction_code_for_scalar_code. Check
13902 for double reduction. Call vect_create_epilog_for_reduction with
13903 additional argument.
13904 * tree-vect-stmts.c (process_use): Handle double reduction, update
13906 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13907 (vect_get_vec_def_for_operand): Likewise.
13909 2009-07-12 Danny Smith <dansmister@gmail.com>
13911 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13912 dllexport if !TREE_PUBLIC.
13913 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13915 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13917 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13918 (avr_extra_arch_macro) Remove declatation.
13919 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13920 (avr_extra_arch_macro) Declare as static.
13921 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13923 2009-07-11 Jan Hubicka <jh@suse.cz>
13925 PR middle-end/48388
13926 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13928 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13931 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13932 cold_in_std_section bits.
13933 (dwarf2out_begin_prologue): Initialize them.
13934 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13935 if already covered by text_section or cold_text_section range.
13937 PR rtl-optimization/40667
13938 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13939 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13940 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13941 * config/i386/i386.c (ix86_minimum_alignment): New function.
13942 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13943 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13944 * emit-rtl.c (gen_reg_rtx): Likewise.
13945 * function.c (assign_parms): Likewise. If nominal_type needs
13946 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13947 rather than passed_type's alignment.
13950 * function.c (assign_parm_setup_stack): Adjust
13951 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13952 from nominal_mode on big endian.
13954 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13956 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13958 2009-07-10 DJ Delorie <dj@redhat.com>
13960 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13962 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13964 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13966 (thumb2_cbnz): Likewise.
13968 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13971 * config.gcc (supported_defaults): Add synci.
13972 (with_synci): Add validation.
13973 (all_defaults): Add synci.
13974 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13977 * config/mips/mips.opt (msynci): New option.
13978 * config/mips/mips.c (mips_override_options): Warn on use of
13979 -msynci for targets that do now support it.
13980 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13982 * gcc/doc/invoke.texi (-msynci): Document the new option.
13983 * doc/install.texi (--with-synci): Document the new option.
13985 2009-07-10 Richard Guenther <rguenther@suse.de>
13987 PR tree-optimization/40496
13988 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13989 the PHI result with a compatible type.
13991 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13995 * c.opt (Wunused-result): New.
13996 * doc/invoke.texi: Document it.
13997 * c-common.c (c_warn_unused_result): Use it.
13999 2009-07-09 DJ Delorie <dj@redhat.com>
14001 * targhooks.c (default_target_can_inline_p): Rename from
14002 default_target_option_can_inline_p.
14003 * targhooks.h (default_target_can_inline_p): Likewise.
14004 * target-def.h (TARGET_CAN_INLINE_P): Rename from
14005 TARGET_OPTION_CAN_INLINE_P.
14006 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
14007 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
14008 (mep_target_can_inline_p): Rename from
14009 mep_target_option_can_inline_p.
14012 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
14013 registers used to pass vectors.
14015 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
14017 2009-07-09 Tom Tromey <tromey@redhat.com>
14019 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
14020 * config/mmix/mmix.c: Include dwarf2.h.
14021 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
14022 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
14023 * config/sh/sh.c: Include dwarf2.h.
14024 * config/i386/i386.c: Include dwarf2.h.
14025 * Makefile.in (DWARF2_H): Remove 'elf'.
14026 * except.c: Include dwarf2.h.
14027 * unwind-dw2.c: Include dwarf2.h.
14028 * dwarf2out.c: Include dwarf2.h.
14029 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
14030 * unwind-dw2-fde.c: Include dwarf2.h.
14031 * dwarf2asm.c: Include dwarf2.h.
14033 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14035 * haifa-sched.c (insn_finishes_cycle_p): New static function.
14036 (max_issue): Use it.
14037 * sched-int.h (struct sched_info: insn_finishes_block_p): New
14039 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
14040 (region_sched_info): Update.
14041 * sched-ebb.c (ebb_sched_info): Update.
14042 * modulo-sched.c (sms_sched_info): Update.
14043 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
14045 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14047 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
14049 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
14051 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
14053 2009-07-09 Jakub Jelinek <jakub@redhat.com>
14055 PR middle-end/40692
14056 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
14057 arg1 with arg01 if arg1 is already INTEGER_CST.
14059 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14061 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
14062 Transform (and (truncate)) into (truncate (and)).
14064 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14066 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
14067 creating LHS paradoxical subregs. Fix surrounding returns to
14068 use NULL_RTX rather than 0.
14070 2009-07-08 DJ Delorie <dj@redhat.com>
14072 * config/mep/mep.c (mep_option_can_inline_p): New.
14073 (TARGET_OPTION_CAN_INLINE_P): Define.
14075 2009-07-08 Mark Wielaard <mjw@redhat.com>
14078 * dwarf2out.c (add_data_member_location_attribute): When we have
14079 only a constant offset don't emit a new location description using
14080 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
14083 2009-07-08 Richard Henderson <rth@redhat.com>
14086 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
14087 (enum reg_class): Add CLOBBERED_REGS.
14088 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
14089 * config/i386/i386.c (ix86_conditional_register_usage): Moved
14090 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
14091 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
14092 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
14093 force 64-bit sibcalls into R11.
14094 * config/i386/constraints.md (U): New constraint.
14095 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
14096 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
14097 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
14099 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
14101 * basic-block.h (dump_regset, debug_regset): Remove duplicate
14103 * c-objc-common.h (c_initialize_diagnostics): Ditto.
14104 * ebitmap.h (dump_ebitmap): Ditto.
14105 * optabs.h (optab_libfunc): Ditto.
14106 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
14107 * tree-flow.h (vect_can_force_dr_alignment_p,
14108 get_vectype_for_scalar_type): Ditto.
14109 (vectorize_loops): Move prototype to ...
14110 * tree-vectorizer.h: ... here. Also, adjust comment.
14111 (vect_set_verbosity_level): Remove duplicate prototype.
14112 * tree-ssa-loop.c: Include tree-vectorizer.h.
14113 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
14115 2009-07-08 Nick Clifton <nickc@redhat.com>
14117 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
14120 2009-07-08 DJ Delorie <dj@redhat.com>
14122 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
14123 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
14124 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
14126 * config/mep/intrinsics.md: Regenerated.
14127 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
14128 registers when asm() or calls are detected.
14130 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14133 * gimplify.c (gimplify_expr): Propagate no_warning flag when
14135 * gimple (gimple_build_call_from_tree): Likewise.
14136 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
14137 no_warning flag before warning.
14139 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14141 * tree.c (set_expr_locus): Remove.
14142 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14143 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
14145 * gimplify.c (internal_get_tmp_var): Likewise.
14146 (gimplify_call_expr): Likewise.
14147 (gimplify_one_sizepos): Likewise.
14149 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
14152 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
14153 to variables for debugging purposes.
14155 2009-06-23 Mark Loeser <mark@halcy0n.com>
14158 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
14160 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14162 * pretty-print.c (pp_base_format): Remove %J.
14163 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14164 gcc_cxxdiag_char_table): Likewise.
14165 (init_dynamic_diag_info): Likewise.
14167 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14169 * pretty-print.c (pp_base_format): Remove %H.
14170 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14171 gcc_cxxdiag_char_table): Likewise.
14172 (init_dynamic_diag_info): Likewise.
14173 * config/mep/mep.c (mep_select_section): Likewise.
14175 2009-07-07 Duncan Sands <baldrick@free.fr>
14177 * final.c (pass_clean_state): Give the pass a name.
14178 * passes.c (pass_rest_of_compilation): Likewise.
14179 * tree-optimize.c (pass_all_optimizations): Likewise.
14181 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
14183 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
14184 an extra 'decl' for error_at.
14186 2009-07-07 Jakub Jelinek <jakub@redhat.com>
14188 PR middle-end/40669
14189 * tree-tailcall.c (adjust_return_value_with_ops,
14190 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
14191 if it has complex or vector type.
14193 2009-07-07 Olivier Hainque <hainque@adacore.com>
14195 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
14198 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
14200 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
14202 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14204 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
14205 * c-decl.c: Likewise.
14206 * function.c: Likewise.
14207 * varasm.c: Likewise.
14208 * tree-ssa.c: Likewise.
14209 * c-common.c: Likewise.
14210 * tree-cfg.c: Likewise.
14211 * config/spu/spu.c: Likewise.
14212 * config/ia64/ia64.c: Likewise.
14213 * config/v850/v850.c: Likewise.
14215 2009-07-06 DJ Delorie <dj@redhat.com>
14217 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
14218 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
14219 unspecified accesses to control registers.
14220 * config/mep/intrinsics.md: Regenerate.
14221 * config/mep/intrinsics.h: Regenerate.
14222 * config/mep/mep-intrin.h: Regenerate.
14224 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14226 * c-lex.c: Replace %H by an explicit location. Update all calls.
14227 * c-common.c: Likewise.
14228 * c-decl.c: Likewise.
14229 * c-typeck.c: Likewise.
14230 * fold-const.c: Likewise.
14231 * gimplify.c: Likewise.
14232 * stmt.c: Likewise.
14233 * tree-cfg.c: Likewise.
14234 * tree-ssa-loop-niter.c: Likewise.
14235 * tree-vrp.c: Likewise.
14236 * value-prof.c: Likewise.
14238 2009-07-06 Diego Novillo <dnovillo@google.com>
14240 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
14241 if it has one. Handle cases where VAR does not have an
14242 annotation or cfun is NULL.
14244 2009-07-06 Diego Novillo <dnovillo@google.com>
14246 * tree.c: Include debug.h.
14247 (initialize_tree_contains_struct): New.
14248 (init_ttree): Call it.
14249 (tree_node_structure_for_code): Factor out of ...
14250 (tree_node_structure): ... here.
14251 * treestruct.def (TS_PHI_NODE): Remove.
14252 (TS_GIMPLE_STATEMENT): Remove.
14254 2009-07-06 Diego Novillo <dnovillo@google.com>
14256 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14257 (debug_tree_chain): Handle cycles.
14259 2009-07-06 Nick Clifton <nickc@redhat.com>
14260 DJ Delorie <dj@redhat.com>
14262 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14263 __FMOVD_ENABLED__ is defined.
14265 (TARGET_FMOVD): Provide a default definition.
14266 (MASK_FMOVD): Likewise.
14267 (TARGET_CPU_CPP_BUILTINS): Define
14268 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14269 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14270 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14271 (split for DF load from memory into register): Also handle
14272 MEMs which consist of REG+DISP addressing.
14273 (split for DF store from register to memory): Likewise.
14274 (movsf_ie): Always use single fp_mode.
14275 * config/sh/sh.c (sh_override_options): Do not automatically
14276 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14277 that to the -mfmovd command line switch.
14278 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14279 (fldi_ok): Always allow.
14280 * config/sh/sh.opt (mfmovd): Remove this switch.
14281 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14283 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14284 Kaz Kojima <kkojima@gcc.gnu.org>
14286 PR rtl-optimization/30807
14287 * postreload.c (reload_combine): For every new use of REG_SUM,
14288 record the use of BASE.
14290 2009-07-06 Jan Hubicka <jh@suse.cz>
14292 * params.def: Revert my accidental commit at 2009-06-30.
14294 2009-07-04 Ian Lance Taylor <iant@google.com>
14297 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14299 (mingw_format_attribute_overrides): Likewise.
14301 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14304 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14305 don't check cfa.reg. Instead of cfa.indirect use
14306 fde && fde->drap_reg != INVALID_REGNUM test.
14308 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14310 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14312 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14315 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14317 2009-07-03 Richard Guenther <rguenther@suse.de>
14319 PR tree-optimization/40640
14320 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14323 2009-07-03 Jan Hubicka <jh@suse.cz>
14325 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14326 for size, reduce amount of inlining.
14328 2009-07-03 Richard Guenther <rguenther@suse.de>
14330 PR middle-end/34163
14331 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14332 if t +- x is known to not overflow and the conversion widens the
14334 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14336 2009-07-03 Jan Hubicka <jh@suse.cz>
14338 * ipa-pure-const.c (analyze): Update loop optimizer init.
14339 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14340 try_remove_empty_loop, remove_empty_loops): Remove.
14341 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14342 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14343 to mark regular loops as neccesary.
14344 (degenerate_phi_p): New function.
14345 (propagate_necessity, remove_dead_phis): Use it.
14346 (forward_edge_to_pdom): Likewise.
14347 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14348 virtual PHI nodes that became unreachable.
14349 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14350 * tree-flow.h (remove_empty_loops): Remove.
14351 * passes.c (init_optimization_passes): Remove.
14353 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14355 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14356 can_create_pseudo_p.
14357 (*fix_trunc<mode>_i387_1): Ditto.
14358 (*floathi<mode>2_1): Ditto.
14359 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14360 (*fistdi2_1): Ditto.
14361 (*fist<mode>2_1): Ditto.
14362 (frndintxf2_floor): Ditto.
14363 (*fist<mode>2_floor_1): Ditto.
14364 (frndintxf2_ceil): Ditto.
14365 (*fist<mode>2_ceil_1): Ditto.
14366 (frndintxf2_trunc): Ditto.
14367 (frndintxf2_mask_pm): Ditto.
14368 (fxam<mode>2_i387_with_temp): Ditto.
14369 * config/i386/sse.md (mulv16qi3): Ditto.
14370 (*sse2_mulv4si3): Ditto.
14372 (sse4_2_pcmpestr): Ditto.
14373 (sse4_2_pcmpistr): Ditto.
14375 2009-07-03 Jan Hubicka <jh@suse.cz>
14377 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14378 (mark_stmt_necessary): Set it.
14379 (mark_operand_necessary): Set it.
14380 (mark_control_dependent_edges_necessary): Set it.
14381 (mark_virtual_phi_result_for_renaming): New function.
14382 (get_live_post_dom): New function.
14383 (forward_edge_to_pdom): New function.
14384 (remove_dead_stmt): Fix handling of control dependences.
14385 (tree_dce_init): Init new bitmap.
14386 (tree_dce_done): Free it.
14388 2009-07-02 Richard Guenther <rguenther@suse.de>
14391 * tree-ssa-structalias.c (new_var_info): Initialize
14394 2009-07-02 Jan Hubicka <jh@suse.cz>
14396 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14399 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14401 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14402 instead of recomputing it. Adjust calls.
14403 (emit_store_flag): Adjust recursive calls.
14405 2009-07-02 Richard Guenther <rguenther@suse.de>
14407 * tree-ssa-live.c (remove_unused_locals): Do not remove
14409 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14410 of DECL_EXTERNAL for HEAP variables.
14411 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14412 HEAP variables. Do not adjust RESTRICT vars.
14413 (find_what_var_points_to): Nobody cares if something
14414 points to READONLY.
14416 2009-07-02 Ben Elliston <bje@au.ibm.com>
14418 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14419 pc_low and pc_high declarations to the top of the function.
14421 2009-07-01 DJ Delorie <dj@redhat.com>
14423 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14424 registers as fixed.
14425 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14426 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14427 unspecified accesses to control registers.
14428 * config/mep/intrinsics.md: Regenerate.
14429 * config/mep/intrinsics.h: Regenerate.
14430 * config/mep/mep-intrin.h: Regenerate.
14432 2009-07-01 Anthony Green <green@moxielogic.com>
14434 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14435 instruction when possible.
14436 (moxie_expand_prologue): Ditto. Also, save an instruction and
14437 some complexity by popping off of $r12 instead of $sp.
14438 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14441 2009-07-01 Richard Henderson <rth@redhat.com>
14444 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14445 contained no insns, reposition note before last insn.
14447 2009-07-01 Richard Henderson <rth@redhat.com>
14450 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14451 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14453 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14456 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14457 darwin9 for printing reg addresses with %y.
14459 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14461 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14462 truncation from operands in binary operations.
14464 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14467 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14468 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14469 subreg of op0 to the original op0.
14471 * expmed.c (store_bit_field_1): Use a temporary as the destination
14472 instead of a paradoxical subreg when we need to truncate the result.
14474 2009-07-01 DJ Delorie <dj@redhat.com>
14476 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14477 names to VLIW variants.
14478 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14479 * config/mep/intrinsics.md: Regenerate.
14480 * config/mep/intrinsics.h: Regenerate.
14481 * config/mep/mep-intrin.h: Regenerate.
14483 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14486 * jump.c (returnjump_p): Revert last patch.
14487 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14489 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14492 * pa.md (casesi32p): Use jump table label to determine the offset
14494 (casesi64p): Likewise.
14496 * pa.c (forward_branch_p): Return bool type. Use instruction
14497 addresses when available. Assert that INSN has a jump label.
14498 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14501 2009-07-01 Richard Guenther <rguenther@suse.de>
14503 PR tree-optimization/19831
14504 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14505 that only act as barriers do not make any previous stores necessary.
14506 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14507 HEAP variables global, do not add a constraint from nonlocal.
14508 (find_func_aliases): Handle escapes through return statements.
14509 (compute_points_to_sets): Make escaped HEAP variables global.
14511 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14514 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14515 after reducing a DImode cstore to SImode.
14517 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14519 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14520 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14522 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14524 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14525 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14527 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14528 and umod_optab if TARGET_BSD_DIVMOD.
14529 * config/vax/lib1funcs.asm: New file.
14530 * config/vax/t-linux: New file.
14531 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14533 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14536 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14537 to type arguments that have void type.
14540 * dwarf2out.c (gen_formal_parameter_die): Call
14541 equate_decl_number_to_die if node is different from origin.
14543 2009-06-30 Anthony Green <green@moxielogic.com>
14545 Clean up moxie port for --enable-build-with-cxx.
14546 * config/moxie/moxie.c (moxie_function_value): First two
14547 parameters are const_tree, not tree.
14548 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14549 (REG_CLASS_NAMES): Ditto.
14550 (REGNO_REG_CLASS): Ditto.
14551 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14552 (moxie_function_value): Fix constyness of arguments.
14554 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14556 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14557 finalize_size_functions before further processing.
14558 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14559 (variable_size): Call self_referential_size on size expressions
14560 that contain a PLACEHOLDER_EXPR.
14561 (size_functions): New static variable.
14562 (copy_self_referential_tree_r): New static function.
14563 (self_referential_size): Likewise.
14564 (finalize_size_functions): New global function.
14565 * tree.c: Include tree-inline.h.
14566 (push_without_duplicates): New static function.
14567 (find_placeholder_in_expr): New global function.
14568 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14570 <tcc_expression>: Likewise.
14571 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14572 the call in the expression.
14573 * tree.h (finalize_size_functions): Declare.
14574 (find_placeholder_in_expr): Likewise.
14575 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14576 (substitute_placeholder_in_expr): Update comment.
14577 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14579 (copy_tree_body_r): Likewise.
14580 (copy_tree_body): New static function.
14581 (maybe_inline_call_in_expr): New global function.
14582 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14583 (maybe_inline_call_in_expr): Declare.
14584 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14585 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14588 2009-06-30 Richard Guenther <rguenther@suse.de>
14590 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14592 (propagate_necessity): Do not mark reaching defs of stores
14595 2009-06-30 Jan Hubicka <jh@suse.cz>
14597 * cfgloopanal.c (check_irred): Move into ...
14598 (mark_irreducible_loops): ... here; return true if ireducible
14600 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14601 (analyze_function): Try to prove loop finiteness.
14602 * cfgloop.h (mark_irreducible_loops): Update prototype.
14603 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14605 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14607 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14609 2009-06-30 Ira Rosen <irar@il.ibm.com>
14611 PR tree-optimization/40542
14612 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14615 2009-06-30 Martin Jambor <mjambor@suse.cz>
14617 PR tree-optimization/40582
14618 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14619 than useless_type_conversion_p.
14620 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14623 2009-06-30 Martin Jambor <mjambor@suse.cz>
14625 PR middle-end/40554
14626 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14628 2009-06-30 Richard Guenther <rguenther@suse.de>
14630 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14631 use ao_ref references.
14632 (walk_aliased_vdefs): Likewise.
14633 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14634 * tree-ssa-dce.c (struct ref_data): Remove.
14635 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14636 (mark_aliased_reaching_defs_necessary): Adjust.
14637 (mark_all_reaching_defs_necessary_1): Likewise.
14639 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14642 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14643 (emit_store_flag_1): Extract from emit_store_flag, adjust
14644 calls to (what now is) emit_cstore.
14645 (emit_store_flag): Call emit_store_flag_1 and also use it
14646 for what used to be recursive calls.
14648 2009-06-30 Wei Guozhi <carrot@google.com>
14651 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14652 if the target bb post dominates from bb.
14653 * config/i386/i386.c (memory_address_length): Check existence of base
14654 register before using it.
14656 2009-06-30 Nick Clifton <nickc@redhat.com>
14657 DJ Delorie <dj@redhat.com>
14659 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14660 __FMOVD_ENABLED__ is defined.
14662 (TARGET_FMOVD): Provide a default definition.
14663 (MASK_FMOVD): Likewise.
14664 (TARGET_CPU_CPP_BUILTINS): Define
14665 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14666 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14667 two fmov instructions depending upon whether TARGET_FMOVD is
14669 (split for DF load from memory into register): Also handle
14670 MEMs which consist of REG+DISP addressing.
14671 (split for DF store from register to memory): Likewise.
14672 * config/sh/sh.opt (mfmovd): Remove this switch.
14673 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14674 * config/sh/sh.c (sh_override_options): Do not automatically
14675 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14676 that to the -mfmovd command line switch.
14678 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14680 (fldi_ok): Always allow.
14681 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14683 2009-06-29 DJ Delorie <dj@redhat.com>
14685 * doc/install.texi (mep-x-elf): Correct chip's full name.
14687 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14689 * doc/extend.texi: Fix typo.
14691 2009-06-29 Tom Tromey <tromey@redhat.com>
14693 * dwarf2.h: Remove.
14694 * Makefile.in (DWARF2_H): New variable.
14695 (except.o): Use it.
14696 (dwarf2out.o): Likewise.
14697 (dwarf2asm.o): Likewise.
14698 * config/i386/t-i386: Use DWARF2_H.
14699 * except.c: Include elf/dwarf2.h.
14700 * unwind-dw2.c: Include elf/dwarf2.h.
14701 * dwarf2out.c: Include elf/dwarf2.h.
14702 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14703 <dtprel>: New field.
14704 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14705 (size_of_loc_descr): Likewise.
14706 (output_loc_operands_raw): Likewise.
14707 (output_loc_operands): Handle new dtprel field.
14708 (loc_checksum): Update.
14709 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14710 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14711 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14712 * dwarf2asm.c: Include elf/dwarf2.h.
14713 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14714 * config/mmix/mmix.c: Include elf/dwarf2.h.
14715 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14716 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14717 * config/sh/sh.c: Include elf/dwarf2.h.
14718 * config/i386/i386.c: Include elf/dwarf2.h.
14720 2009-06-29 DJ Delorie <dj@redhat.com>
14722 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14724 * doc/extend.texi: Add MeP attributes and pragmas.
14725 * doc/invoke.text: Add MeP Options.
14726 * doc/contrib.texi: Add MeP contribution.
14727 * doc/md.texi: Add MeP constraints.
14728 * doc/install.texi: Add MeP target.
14730 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14732 * target.h (struct gcc_target): Add frame_pointer_required field.
14733 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14734 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14735 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14737 * reload1.c (update_eliminables): (Ditto.).
14738 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14739 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14740 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14742 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14744 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14745 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14746 (arm_frame_pointer_required): New function.
14748 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14749 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14750 (avr_frame_pointer_required_p): Declare as static.
14751 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14753 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14754 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14755 (bfin_frame_pointer_required): Make as static, change return type
14757 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14759 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14760 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14761 (cris_frame_pointer_required): New function.
14763 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14765 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14766 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14767 (fr30_frame_pointer_required): New function.
14769 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14770 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14771 (frv_frame_pointer_required): Make as static, change return type
14773 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14775 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14776 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14777 (ix86_frame_pointer_required): Make as static, change return type to
14779 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14781 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14782 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14784 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14786 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14788 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14790 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14791 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14792 (mips_frame_pointer_required): Make as static.
14793 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14795 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14796 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14797 (mmix_frame_pointer_required): Mew function.
14799 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14800 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14802 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14804 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14806 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14808 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14809 (CAN_ELIMINATE): Redefine.
14810 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14811 (sparc_frame_pointer_required): New function.
14812 (sparc_can_eliminate): New function.
14813 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14815 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14816 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14818 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14819 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14820 (xtensa_frame_pointer_required): Make as static, change return type
14822 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14825 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14827 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14828 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14829 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14830 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14831 (register_callback): Handle PLUGIN_START_UNIT.
14832 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14834 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14836 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14838 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14839 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14841 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14843 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14846 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14848 * doc/extend.texi (Additional Floating Types): __float128 is also
14849 supported on i386 targets.
14851 2009-06-29 Richard Guenther <rguenther@suse.de>
14853 PR middle-end/14187
14854 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14856 (pt_solutions_same_restrict_base): Declare.
14857 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14859 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14860 (make_constraint_from, make_copy_constraint): Move earlier.
14861 (make_constraint_from_heapvar): New function.
14862 (make_constraint_from_restrict): Likewise.
14863 (handle_lhs_call): Use it.
14864 (find_func_aliases): Use it to track conversions to restrict
14865 qualified pointers.
14866 (struct fieldoff): Add only_restrict_pointers flag.
14867 (push_fields_onto_fieldstack): Initialize it.
14868 (create_variable_info_for): Track global restrict qualified pointers.
14869 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14870 Track restrict qualified pointer arguments.
14871 (set_uids_in_ptset): Use varinfo is_global_var flag.
14872 (find_what_var_points_to): Set the vars_contains_restrict flag.
14873 Always create the points-to solution for sets including restrict tags.
14874 (pt_solutions_same_restrict_base): New function.
14875 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14876 qualified pointers use pt_solutions_same_restrict_base as
14877 additional source for disambiguation.
14879 2009-06-29 Richard Guenther <rguenther@suse.de>
14881 PR middle-end/38212
14882 * alias.c (find_base_decl): Remove.
14883 (get_deref_alias_set_1): Remove restrict handling.
14884 * c-common.c (c_apply_type_quals_to_decl): Do not set
14885 DECL_POINTER_ALIAS_SET.
14886 * gimplify.c (find_single_pointer_decl_1): Remove.
14887 (find_single_pointer_decl): Likewise.
14888 (internal_get_tmp_var): Remove restrict handling.
14889 (gimple_regimplify_operands): Likewise.
14890 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14891 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14892 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14893 * tree.c (restrict_base_for_decl): Remove.
14894 (init_ttree): Do not allocate it.
14895 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14896 LABEL_DECL_UID for label decls.
14897 (copy_node_stat): Do not copy restrict information.
14898 (decl_restrict_base_lookup): Remove.
14899 (decl_restrict_base_insert): Likewise.
14900 (print_restrict_base_statistics): Likewise.
14901 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14902 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14903 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14904 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14905 (LABEL_DECL_UID): Adjust.
14906 (DECL_BASED_ON_RESTRICT_P): Remove.
14907 (DECL_GET_RESTRICT_BASE): Likewise.
14908 (SET_DECL_RESTRICT_BASE): Likewise.
14909 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14911 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14912 instead of DECL_POINTER_ALIAS_SET.
14913 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14914 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14915 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14917 2009-06-29 Richard Guenther <rguenther@suse.de>
14919 PR tree-optimization/40579
14920 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14921 the IL to simplify has constants that overflowed.
14923 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14925 PR tree-optimization/40550
14926 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14927 vector_compute_type only when the size of vector_compute_type is
14928 less than the size of type.
14930 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14932 * fold-const.c (contains_label_1): Fix comments.
14933 (contains_label_p): Do not walk trees multiple time.
14935 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14937 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14938 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14939 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14940 ix86_fp_comparison_operator.
14941 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14942 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14943 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14944 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14945 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14946 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14947 (related splits): Change predicate to ix86_fp_comparison_operator.
14948 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14949 instead of ix86_fp_comparison_codes.
14950 (ix86_trivial_fp_comparison_operator,
14951 ix86_fp_comparison_operator): New.
14952 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14953 (ix86_expand_compare): Eliminate last two parameters.
14954 (ix86_fp_jump_nontrivial_p): Kill.
14955 * config/i386/i386.c (put_condition_code): Eliminate call to
14956 ix86_fp_comparison_codes and subsequent assertion.
14957 (ix86_fp_comparison_codes): Eliminate.
14958 (ix86_fp_swap_condition): New.
14959 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14960 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14961 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14962 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14963 and ix86_fp_swap_condition.
14964 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14965 Use ix86_fp_comparison_strategy.
14966 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14967 (ix86_fp_jump_nontrivial_p): Eliminate.
14968 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14969 call to ix86_expand_compare.
14970 (ix86_split_fp_branch, ix86_expand_setcc,
14971 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14972 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14974 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14976 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14977 related to jump_clobbers.
14978 * config/arm/arm.md (conds): Remove jump_clob case.
14979 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14980 splits): Change comparison_operator to arm_comparison_operator.
14981 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14984 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14986 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14987 condition for floating point modes.
14988 * expmed.c (emit_store_flag_1): Move here a bigger part
14989 of emit_store_flag.
14990 (emit_store_flag): Try swapping the condition for floating point
14992 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14994 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14996 * expr.c (expand_expr_real_1): Just use do_store_flag.
14997 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14998 emit_store_flag_force.
14999 * expmed.c (emit_store_flag_force): Copy here trick
15000 previously in expand_expr_real_1. Try reversing the comparison.
15001 (emit_store_flag_1): Work if target is NULL.
15002 (emit_store_flag): Work if target is NULL, using the result mode
15003 from the comparison. Use split_comparison, restructure final part
15004 to simplify conditionals.
15006 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15008 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
15009 * dojump.c (do_jump): Change handling of floating-point
15010 ops to use just do_compare_and_jump.
15011 (split_comparison): New.
15012 (do_compare_rtx_and_jump): Add here logic coming previously
15013 in do_jump, using split_comparison.
15015 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
15018 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
15020 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15022 * tree-ssa-alias.c: Fix unintentional commit.
15024 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15026 * passes.c (execute_one_pass): Fix unintentional commit.
15028 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15030 * df-problems.c (df_set_seen, df_unset_seen): Delete.
15031 (df_rd_local_compute, df_md_local_compute): Inline them.
15033 (df_md_scratch): New.
15034 (df_md_alloc, df_md_free): Allocate/free it.
15035 (df_md_local_compute): Only include live registers in init.
15036 (df_md_transfer_function): Prune the in-set computed by
15037 the confluence function, and the gen-set too.
15039 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15041 PR rtl-optimization/26854
15042 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
15043 * df-problems.c (df_rd_add_problem): Fix comment.
15044 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
15045 df_md_simulate_artificial_defs_at_top,
15046 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
15047 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
15048 df_md_transfer_function, df_md_init, df_md_confluence_0,
15049 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
15050 problem_MD, df_md_add_problem): New.
15051 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
15052 df_md_get_bb_info): New.
15053 (DF_LAST_PROBLEM_PLUS1): Adjust.
15055 * Makefile.in (fwprop.o): Include domwalk.h.
15056 * fwprop.c: Include domwalk.h.
15057 (reg_defs, reg_defs_stack): New.
15058 (bitmap_only_bit_between): Remove.
15059 (process_defs): New.
15060 (process_uses): Use reg_defs and local_md instead of
15061 bitmap_only_bit_between and local_rd.
15062 (single_def_use_enter_block): New, from build_single_def_use_links.
15063 (single_def_use_leave_block): New.
15064 (build_single_def_use_links): Remove code moved to
15065 single_def_use_enter_block, invoke domwalk.
15066 (use_killed_between): Adjust comment.
15068 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15070 * bitmap.h (bitmap_ior_and_into): New.
15071 * bitmap.c (bitmap_ior_and_into): New.
15073 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15075 * domwalk.h (struct dom_walk_data): Remove all callbacks except
15076 before_dom_children_before_stmts and after_dom_children_after_stmts.
15077 Rename the two remaining callbacks to just before_dom_children and
15078 after_dom_children. Remove other GIMPLE statement walking bits.
15079 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
15080 * graphite.c: Do not include domwalk.h.
15081 * tree-into-ssa.c (interesting_blocks): New global.
15082 (struct mark_def_sites_global_data): Remove it and names_to_rename.
15083 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
15084 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
15085 now that they're not domwalk callbacks.
15086 (rewrite_initialize_block): Rename to...
15087 (rewrite_enter_block): ... this, place after called functions. Test
15088 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
15089 (rewrite_finalize_block): Rename to...
15090 (rewrite_leave_block): ... this, place after called functions.
15091 (rewrite_update_init_block): Rename to...
15092 (rewrite_update_enter_block): ... this, place after called functions.
15093 Test interesting_blocks, call rewrite_update_stmt and
15094 rewrite_update_phi_arguments.
15095 (rewrite_update_fini_block): Rename to...
15096 (rewrite_leave_block): ... this, place after called functions.
15097 (rewrite_blocks): Remove last argument, simplify initialization of
15099 (mark_def_sites_initialize_block): Rename to...
15100 (mark_def_sites_block): ... this, call mark_def_sites.
15101 (mark_def_sites_blocks): Remove argument, simplify initialization of
15103 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
15104 (update_ssa): Likewise.
15105 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
15107 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
15108 (dom_opt_initialize_block): Rename to...
15109 (dom_opt_enter_block): ... this, place after called functions. Walk
15110 statements here, inline propagate_to_outgoing_edges.
15111 (dom_opt_finalize_block): Rename to...
15112 (dom_opt_leave_block): ... this, place after called functions.
15113 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
15115 (dse_enter_block, dse_record_phi): New.
15116 (dse_record_phis): Delete.
15117 (dse_finalize_block): Rename to...
15118 (dse_leave_block): ... this.
15119 (tree_ssa_dse): Simplify initialization of walk_data.
15120 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
15121 Adjust initialization of walk_data.
15122 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
15123 * tree-ssa-loop-phiopt.c (get_non_trapping):
15124 Adjust initialization of walk_data.
15125 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
15126 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
15127 it's not a domwalk callback.
15128 (uncprop_initialize_block): Rename to...
15129 (dse_enter_block): ... this, call uncprop_into_successor_phis.
15130 (dse_finalize_block): Rename to...
15131 (dse_leave_block): ... this.
15132 (tree_ssa_uncprop): Simplify initialization of walk_data.
15133 * Makefile.in: Adjust dependencies.
15135 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
15137 * arm.md (casesi): Fix test for Thumb1.
15138 (thumb1_casesi_internal_pic): Likewise.
15139 (thumb1_casesi_dispatch): Likewise.
15141 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
15143 * config/arm/arm-cores.def: Added core cortex-m0.
15144 * config/arm/arm-tune.md: Regenerated.
15145 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
15147 2009-06-26 DJ Delorie <dj@redhat.com>
15149 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
15151 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
15152 the scheduler doesn't tag jump insns.
15154 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
15156 * c-decl.c (merge_decls): Re-indent.
15158 2009-06-26 Janis Johnson <janis187@us.ibm.com>
15161 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
15162 Special-case decimal float constants.
15164 2009-06-26 Richard Henderson <rth@redhat.com>
15166 * function.h (struct function): Add cannot_be_copied_reason,
15167 and cannot_be_copied_set.
15168 * tree-inline.c (has_label_address_in_static_1): Rename from
15169 inline_forbidden_p_2; don't set inline_forbidden_reason here.
15170 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
15171 don't set inline_forbidden_reason.
15172 (copy_forbidden): New function, split out of inline_forbidden_p.
15173 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
15174 (inline_forbidden_p): Use copy_forbidden.
15175 (tree_versionable_function_p): Likewise.
15176 (inlinable_function_p): Merge into tree_inlinable_function_p.
15177 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
15178 * ipa-cp.c (ipcp_versionable_function_p): New function.
15179 (ipcp_cloning_candidate_p): Use it.
15180 (ipcp_node_modifiable_p): Likewise.
15182 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
15184 * builtins.c (expand_builtin_alloca): Handle builtin alloca
15185 that is marked not to be inlined. Remove flag_mudflap use.
15186 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
15187 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
15189 2009-06-26 Steve Ellcey <sje@cup.hp.com>
15192 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
15193 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
15195 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
15197 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
15199 (__mingwthr_remove_key_dtor): Likewise.
15201 2009-06-26 Richard Guenther <rguenther@suse.de>
15203 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
15205 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
15207 PR middle-end/40525
15208 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
15209 try the non-cond_exec path also.
15211 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15214 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
15215 (output_cbranch): Use new functions.
15216 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
15219 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15220 Pat Haugen <pthaugen@us.ibm.com>
15221 Revital Eres <ERES@il.ibm.com>
15223 * config/rs6000/rs6000.c (print_operand): Correct lossage message
15224 for %c error. Add %x support to print VSX registers as a unified
15225 register set, instead of separate float and altivec registers.
15226 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
15227 %y case, and add support for VSX pre-modify addresses.
15228 (output_toc): Add assert for CONST containing an integer constant
15230 (rs6000_adjust_cost): Add POWER7 support.
15231 (insn_must_be_first_in_group): Ditto.
15232 (insn_must_be_last_in_group): Ditto.
15233 (rs6000_emit_popcount): Ditto.
15234 (rs6000_vector_mode_supported_p): Ditto.
15236 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
15237 Change some of the functions called by macros to being called
15238 through a pointer, so debug functions can be inserted if
15239 -mdebug=addr or -mdebug=cost.
15240 (rs6000_preferred_reload_class_ptr): Ditto.
15241 (rs6000_secondary_reload_class_ptr): Ditto.
15242 (rs6000_secondary_memory_needed_ptr): Ditto.
15243 (rs6000_cannot_change_mode_class_ptr): Ditto.
15244 (rs6000_secondary_reload_inner): Ditto.
15245 (rs6000_legitimize_reload_address): Ditto.
15246 (rs6000_legitimize_reload_address_ptr): Ditto.
15247 (rs6000_mode_dependent_address): Ditto.
15248 (rs6000_mode_dependent_address_ptr): Ditto.
15250 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
15251 function to return true if the mode allows reg + integer
15253 (virtual_stack_registers_memory_p): New function to return true if
15254 the address refers to a virtual stack register.
15255 (rs6000_legitimate_offset_address_p): Move code to say whether a
15256 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15258 (rs6000_legitimate_address_p): Add checks for modes that only can
15259 do reg+reg addressing. Start adding VSX support.
15260 (rs6000_legitimize_reload_address): Ditto.
15261 (rs6000_legitimize_address): Ditto.
15262 (rs6000_debug_legitimate_address_p): New debug functions for
15263 -mdebug=addr and -mdebug=cost.
15264 (rs6000_debug_rtx_costs): Ditto.
15265 (rs6000_debug_address_costs): Ditto.
15266 (rs6000_debug_adjust_cost): Ditto.
15267 (rs6000_debug_legitimize_address): Ditto.
15268 (rs6000_legitimize_reload_address_ptr): Point to call normal
15269 function or debug function. Make functions called via pointer
15271 (rs6000_mode_dependent_address_ptr): Ditto.
15272 (rs6000_secondary_reload_class_ptr): Ditto.
15273 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15274 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15275 into a friendlier error.
15276 (rs6000_init_builtins): Add initial VSX support.
15277 (rs6000_adjust_cost): Fix some spacing issues.
15279 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15280 (REG_CLASS_NAMES): Ditto.
15281 (REG_CLASS_CONTENTS): Ditto.
15282 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15283 pointer, to add -mdebug=addr support.
15284 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15285 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15286 -mdebug=addr support.
15287 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15288 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15289 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15291 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15293 (bswapsi*): Set attribute types for load/store. Add combiner
15294 patterns to eliminate zero extend on 64-bit.
15295 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15296 stdbrx if the hardware supports those instructions.
15298 2009-06-25 Ian Lance Taylor <iant@google.com>
15300 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15301 (Link Options): Document -static-libstdc++.
15303 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15306 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15307 DATA_ALIGNMENT instead.
15309 2009-06-25 Richard Guenther <rguenther@suse.de>
15311 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15312 indirect references against the callused/escaped solutions.
15313 (call_may_clobber_ref_p_1): Likewise.
15315 2009-06-25 Martin Jambor <mjambor@suse.cz>
15317 PR tree-optimization/40493
15318 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15319 (enum unscalarized_data_handling): New type.
15320 (handle_unscalarized_data_in_subtree): Return what has been done.
15321 (load_assign_lhs_subreplacements): Handle left flushes differently.
15322 (sra_modify_assign): Use unscalarized_data_handling, simplified
15323 condition determining whether to remove the statement.
15325 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15327 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15328 excerpt - @ should be doubled for texinfo.
15330 2009-06-24 Ian Lance Taylor <iant@google.com>
15332 * config/arc/arc.c: Include "df.h".
15333 (arc_attribute_table): Make static. Move higher in file.
15334 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15335 (output_shift): Initialize n later to avoid warning.
15336 * config/arm/arm.c (arm_attribute_table): Make static. Move
15338 * config/avr/avr.c (avr_attribute_table): Make static. Move
15340 (reg_class_tab): Change array type from int to enum reg_class.
15341 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15343 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15344 (lshrhi3_out): Likewise.
15345 (class_likely_spilled_p): Change return type to bool.
15346 (avr_rtx_costs): Use local code variable with enum type.
15347 * config/avr/avr.md (movmemhi): Use add_reg_note.
15348 (andhi3, andsi3): Don't use AS2 with "and".
15349 (iorhi3, iorsi3): Don't use AS2 with "or".
15350 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15351 * config/crx/crx.c: Include "df.h".
15352 (crx_attribute_table): Make static.
15353 * config/m32r/m32r.c: Include "df.h".
15354 (m32r_attribute_table): Make static. Move higher in file.
15355 (pop): Use add_reg_note.
15356 (block_move_call): Change 0 to LCT_NORMAL in function call.
15357 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15358 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15359 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15360 declare, not just when TREE_CODE is defined.
15361 * config/m68hc11/m68hc11.c: Include "expr.h".
15362 (m68hc11_attribute_table): Make static. Move higher in file.
15363 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15365 (m68hc11_register_indirect_p): Likewise.
15366 (m68hc11_function_arg_padding): Change return type to enum
15368 (emit_move_after_reload): Use add_reg_note.
15369 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15370 (m68hc11_split_logical): Likewise.
15371 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15373 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15374 to VOIDmode in function call.
15375 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15377 (m68hc11_split_logical): Update declaration.
15378 (m68hc11_function_arg_padding): Update declaration.
15379 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15380 to array of enum reg_class.
15381 (mcore_attribute_table): Make static. Move higher in file.
15382 (mcore_rtx_costs): Add cast to enum type.
15383 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15384 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15385 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15387 * config/sh/predicates.md (trapping_target_operand): Rename and to
15389 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15391 * config/spu/spu.c (spu_attribute_table): Make static. Move
15393 * config/v850/v850.c (v850_attribute_table): Make static. Move
15395 (v850_rtx_costs): Use local code with enum type.
15396 (expand_epilogue): Add cast.
15397 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15399 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15402 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15403 -m2a-single-only and -m2a-nofpu.
15404 * config/sh/sh.opt: Document m2a generates FPU code.
15406 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15408 * defaults.h (CAN_ELIMINATE): Provide default.
15409 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15410 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15411 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15412 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15413 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15414 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15415 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15416 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15417 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15418 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15420 2009-06-24 DJ Delorie <dj@redhat.com>
15422 * mep-ext-cop.cpu: Fix copyright notice.
15423 * mep-default: Fix copyright notice.
15424 * mep-core: Fix copyright notice.
15425 * mep: Fix copyright notice.
15426 * mep-ivc2: Fix copyright notice.
15427 * mep-c5: Fix copyright notice.
15429 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15431 * doc/contrib.texi (Contributors):
15433 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15435 PR middle-end/40501
15436 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15437 src and dst operands if necessary.
15439 2009-06-23 DJ Delorie <dj@redhat.com>
15442 * config.gcc: Add mep support.
15443 * recog.c: Resurrect validate_replace_rtx_subexp().
15444 * recog.h: Likewise.
15445 * config/mep/: Add new port:
15446 * config/mep/constraints.md: New file.
15447 * config/mep/default.h: New file.
15448 * config/mep/intrinsics.h: New file.
15449 * config/mep/intrinsics.md: New file.
15450 * config/mep/ivc2-template.h: New file.
15451 * config/mep/mep-c5.cpu: New file.
15452 * config/mep/mep-core.cpu: New file.
15453 * config/mep/mep-default.cpu: New file.
15454 * config/mep/mep-ext-cop.cpu: New file.
15455 * config/mep/mep-intrin.h: New file.
15456 * config/mep/mep-ivc2.cpu: New file.
15457 * config/mep/mep-lib1.asm: New file.
15458 * config/mep/mep-lib2.c: New file.
15459 * config/mep/mep-pragma.c: New file.
15460 * config/mep/mep-protos.h: New file.
15461 * config/mep/mep-tramp.c: New file.
15462 * config/mep/mep.c: New file.
15463 * config/mep/mep.cpu: New file.
15464 * config/mep/mep.h: New file.
15465 * config/mep/mep.md: New file.
15466 * config/mep/mep.opt: New file.
15467 * config/mep/predicates.md: New file.
15468 * config/mep/t-mep: New file.
15470 2009-06-23 Ian Lance Taylor <iant@google.com>
15472 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15473 from loose_warn into c_loose_warn and from strict_warn into
15474 c_strict_warn. Set and substitute warn_cxxflags. Check for
15475 --enable-build-with-cxx. Set and substitute
15476 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15477 * Makefile.in (CXXFLAGS): New variable.
15478 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15479 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15480 the default is the same as $(STRICT_WARN).
15481 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15482 (CXX): New variable.
15483 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15484 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15485 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15486 (HOST_LIBS): New variable.
15487 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15488 (ALL_CXXFLAGS): New variable.
15489 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15490 * doc/install.texi (Configuration): Document
15491 --enable-build-with-cxx, --with-stage1-ldflags,
15492 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15493 * configure: Rebuild.
15495 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15497 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15498 from previous commit.
15500 2009-06-23 Ian Lance Taylor <iant@google.com>
15502 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15504 2009-06-23 Ian Lance Taylor <iant@google.com>
15506 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15507 with ATTRIBUTE_UNUSED.
15509 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15510 Pat Haugen <pthaugen@us.ibm.com>
15511 Revital Eres <eres@il.ibm.com>
15513 * config.in (HAVE_AS_POPCNTD): Add default definition.
15514 (HAVE_AS_LWSYNC): Ditto.
15516 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15518 (gcc_cv_as_powerpc_cmpb): Ditto.
15519 (gcc_cv_as_powerpc_dfp): Ditto.
15520 (gcc_cv_as_powerpc_vsx): Ditto.
15521 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15522 supporting the popcntd/lwsync instructions.
15523 (gcc_cv_as_powerpc_lwsync): Ditto.
15524 * configure: Regenerate.
15526 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15527 -mcpu=native and -mcpu=power7.
15528 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15530 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15531 a variable instead of a mask to reduce the number of mask bits.
15532 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15533 (-mbit-word): Ditto.
15534 (-mregnames): Ditto.
15535 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15536 (-mfused-madd): Ditto.
15538 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15540 (-mvsx): New switch for VSX instructions.
15541 (-misel): Move from a variable to a mask to allow it to be set by
15544 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15545 function declaration to an array declaration.
15546 (rs6000_hard_regno_nregs): New external array declaration.
15548 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15549 files included by rs6000.md.
15551 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15552 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15554 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15556 (rs6000_debug_reg): New -mdebug= variables.
15557 (rs6000_debug_addr): Ditto.
15558 (rs6000_debug_cost): Ditto.
15559 (rs6000_pmode): New variable to hold Pmode.
15560 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15561 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15562 calculated at compiler start.
15563 (rs6000_hard_regno_nregs): Change function to an array which holds
15564 HARD_REGNO_NREGS calculated at compiler start.
15565 (rs6000_explicit_options): Delete isel field.
15566 (rs6000_vector_unit): New array to hold which vector unit
15567 supports arithmetic options for a given type.
15568 (rs6000_vector_mem): New array to hold which vector unit supports
15569 memory reference operations for a given type.
15570 (rs6000_vector_align): New array to given the alignment of each
15572 (power7_cost): New basic costs for power7.
15573 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15574 (rs6000_hard_regno_nregs_internal): New function, moved from
15575 HARD_REGNO_NREGS, to calculate the number of registers each hard
15576 register takes for each type.
15577 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15578 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15579 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15580 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15581 unit information here so it is calculated once at compiler startup
15583 (rs6000_override_options): Make -misel a target mask. Add more
15584 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15585 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15587 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15588 (rs6000_handle_option): Move -misel from variable to target mask.
15589 (rs6000_builtin_mask_for_load): Add VSX support.
15590 (rs6000_conditional_register_usage): Ditto.
15591 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15592 (function_arg_boundary): Ditto.
15593 (rs6000_expand_builtin): Ditto.
15594 (def_builtin): Make abort message a little friendlier.
15595 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15597 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15598 assembler support the popcntd instruction instead of a vsx
15599 instruction to enable power7 support.
15600 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15601 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15602 option to the assembler if -mcpu=native.
15603 (ASM_CPU_NATIVE_SPEC): Ditto.
15604 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15606 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15607 the lwsync instruction.
15608 (enum processor_type): Add PROCESSOR_POWER7.
15609 (rs6000_debug_reg): New -mdebug= options.
15610 (rs6000_debug_addr): Ditto.
15611 (rs6000_debug_cost): Ditto.
15612 (rs6000_isel): Delete.
15613 (enum rs6000_vector): New enum to say what vector unit we have.
15614 (VECTOR_UNIT_*): New macros to say which vector unit has
15615 arithmetic operations for a given type.
15616 (VECTOR_MEM_*): New macros to say which vector unit has memory
15617 operations for a given type.
15618 (TARGET_LDBRX): Whether the machine supports the ldbrx
15620 (TARGET_ISEL): Delete, -misel moved to be a mask.
15621 (TARGET_ISEL64): New macro for 64-bit isel support.
15622 (UNITS_PER_VSX_WORD): New macro.
15623 (POINTER_SIZE): Move to be an external variable, rather than
15624 calculating whether we are generating 32 ot 64-bit code.
15626 (STACK_BOUNDARY): Add VSX support.
15627 (LOCAL_ALIGNMENT): Ditto.
15628 (SLOW_UNALIGNED_ACCESS): Ditto.
15629 (VSX_REGNO_P): New macro for VSX support.
15630 (VFLOAT_REGNO_P): Ditto.
15631 (VINT_REGNO_P): Ditto.
15632 (VLOGICAL_REGNO_P): Ditto.
15633 (VSX_VECTOR_MODE): Ditto.
15634 (VSX_SCALAR_MODE): Ditto.
15636 (VSX_MOVE_MODE): Ditto.
15637 (VSX_REG_CLASS_P): Ditto.
15638 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15640 (UNITS_PER_SIMD_WORD): Add VSX support.
15641 (MODES_TIEABLE_P): Ditto.
15642 (STARTING_FRAME_OFFSET): Ditto.
15643 (STACK_DYNAMIC_OFFSET): Ditto.
15644 (EPILOGUE_USES): Ditto.
15645 (REGNO_REG_CLASS): Move to array lookup.
15646 (CLASS_MAX_NREGS): Ditto.
15647 (rs6000_vector_reg_class): Add declaration.
15648 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15649 overlap with the floating point and Altivec registers.
15651 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15653 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15654 give the appropriate asm switches if -mcpu=native.
15655 (host_detect_local_cpu): Add support for "asm".
15656 (host_detect_local_cpu): Follow GNU code guidelines for name.
15658 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15659 -mbit-word to a variable instead of being a target mask.
15661 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15662 emit the lwsync instruction instead of emitting the instruction as
15663 an integer constant.
15665 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15666 fixuns_trundfsi2, move expander into rs6000.md.
15668 * config/rs6000/rs6000.md (cpu): Add power7.
15669 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15670 (logical predicate patterns): Change the single instruction
15671 primitives that set CR0 to be fast_compare instead of compare.
15673 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15674 (popcntddi2): Ditto.
15675 (popcount<mode>): Ditto.
15676 (floating multiply/add insns): Name the floating point
15677 multiply/add insns.
15678 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15679 (isel_unsigned_<mode>): Ditto.
15680 (fixuns_trundfsi2): Move expander here from spe.md.
15681 (smindi3): Define if we have -misel on 64-bit systems.
15686 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15688 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15690 * config/avr/avr.c (avr_current_device): New variable.
15691 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15692 (avr_arch, mcu_type_s): Move to avr.h.
15693 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15694 default_data_section_start fields.
15695 (avr_arch): Moved from avr.c.
15696 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15697 library_name fields.
15698 (avr_current_device, avr_mcu_types, avr_arch_types,
15699 avr_device_to_arch, avr_device_to_data_start,
15700 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15701 (EXTRA_SPEC_FUNCTIONS): Define.
15702 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15703 options mapping. Use device_to_arch and device_to_data_start insted.
15704 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15705 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15706 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15707 * config/avr/driver-avr.c: New file.
15708 * config/avr/avr-devices.c: New file.
15710 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15712 * var-tracking.c (unshare_variable): Force initialized to
15713 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15714 (set_variable_part): Likewise.
15715 (struct variable_union_info): Remove pos_src field.
15716 (vui_vec, vui_allocated): New variables.
15717 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15718 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15719 == 1 use a simpler sorting algorithm. Compute pos field right
15720 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15721 Avoid quadratic comparison if !flag_var_tracking_uninit.
15722 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15723 unshare_variable unconditionally.
15724 (dataflow_set_different_2): Removed.
15725 (dataflow_set_different): Don't traverse second hash table.
15726 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15727 unconditionally to var_reg_set or var_mem_set.
15728 (emit_notes_in_bb): Likewise.
15729 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15731 (emit_note_insn_var_location): Don't set initialized to
15732 VAR_INIT_STATUS_INITIALIZED early.
15733 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15735 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15737 * tree-object-size.c (addr_object_size): Instead of checking
15738 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15739 are no FIELD_DECLs following it.
15741 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15743 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15744 order to match bswaps with signed source operands.
15746 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15748 * sdbout.c (sdbout_one_type): Fix braces in switch.
15750 2009-06-23 Richard Guenther <rguenther@suse.de>
15752 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15754 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15755 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15756 var_callused, callused_tree, var_storedanything, storedanything_tree,
15757 var_integer, integer_tree): Remove global variables.
15758 (new_var_info): Do not pass new id, append the new var to the
15759 global variable vector.
15760 (do_ds_constraint): Use is_global_var member of the variable-info.
15761 (new_scalar_tmp_constraint_exp): Adjust.
15762 (create_function_info_for): Likewise.
15763 (create_variable_info_for): Likewise.
15764 (find_what_var_points_to): Remove dead code.
15765 (init_base_vars): Simplify.
15766 (compute_points_to_sets): Adjust.
15768 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15770 * combine.c (try_combine): Dump information about the insns we're
15773 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15775 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15776 check when calling force_to_mode on TRUNCATE's operand.
15778 2009-06-22 Ian Lance Taylor <iant@google.com>
15780 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15782 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15784 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15786 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15788 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15789 override library linkage flags such as -static-libgcc or
15792 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15794 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15796 2009-06-22 Ian Lance Taylor <iant@google.com>
15798 * config/linux.opt: Put mglibc ahead of muclibc.
15800 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15801 for duplicate decls.
15803 2009-06-22 Matthias Klose <doko@ubuntu.com>
15805 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15807 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15810 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15811 instead of NULL if a parser error occurs.
15813 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15815 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15816 non-DWARF2_DEBUGGING_INFO version.
15818 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15820 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15821 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15823 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15824 (LIBGCC2_TF_CEXT): Define.
15827 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15830 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15832 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15834 * config/arm/arm.c (arm_override_options): Disable
15835 -mcaller-super-interworking and -mcallee-super-interworking.
15836 * doc/invoke.texi (ARM Options): Document this.
15838 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15840 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15841 * config/arm/constraints.md (j): New constraint for movw operands.
15842 (N): Remove thumb2 meaning.
15843 * config/arm/arm.md (*arm_movw): Delete.
15844 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15845 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15846 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15848 2009-06-22 Martin Jambor <mjambor@suse.cz>
15850 PR tree-optimization/40492
15851 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15852 build_ref_for_offset.
15854 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15856 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15857 JUMP_TABLE_DATA_P predicates where applicable.
15858 * auto-inc-dec.c: Ditto.
15859 * builtins.c: Ditto.
15860 * caller-save.c: Ditto.
15862 * cfgcleanup.c: Ditto.
15863 * cfglayout.c: Ditto.
15865 * combine.c: Ditto.
15866 * combine-stack-adj.c: Ditto.
15870 * df-scan.c: Ditto.
15872 * dwarf2asm.c: Ditto.
15873 * dwarf2out.c: Ditto.
15874 * emit-rtl.c: Ditto.
15880 * function.c: Ditto.
15883 * genpreds.c: Ditto.
15884 * genrecog.c: Ditto.
15886 * ira-costs.c: Ditto.
15887 * ira-lives.c: Ditto.
15889 * loop-iv.c: Ditto.
15890 * lower-subreg.c: Ditto.
15891 * modulo-sched.c: Ditto.
15893 * postreload.c: Ditto.
15894 * print-rtl.c: Ditto.
15896 * reginfo.c: Ditto.
15897 * regmove.c: Ditto.
15898 * reload1.c: Ditto.
15901 * rtlanal.c: Ditto.
15903 * sched-vis.c: Ditto.
15905 * sel-sched-ir.c: Ditto.
15906 * simplify-rtx.c: Ditto.
15907 * targhooks.c: Ditto.
15908 * var-tracking.c: Ditto.
15909 * vmsdbgout.c: Ditto.
15911 2009-06-22 Matthias Klose <doko@ubuntu.com>
15913 * Makefile.in (install-plugin): Always use DESTDIR.
15915 2009-06-22 Olivier Hainque <hainque@adacore.com>
15917 * config/pa/pa.c (output_call): Don't optimize post call jumps
15918 into return address adjustments if the call may throw.
15920 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15922 * arm.c (thumb1_output_casesi): New function.
15923 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15924 optimizing for size or PIC.
15925 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15926 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15927 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15928 (thumb1_casesi_internal_pic): New expand rule.
15929 (thumb1_casesi_dispatch): New pattern.
15930 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15932 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15933 in the text seciton when PIC or optimizing for size.
15934 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15935 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15936 preservation properties of code.
15937 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15938 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15939 (__gnu_thumb1_case_si): New function.
15940 * t-arm (LIB1ASMSRC): Define here.
15941 (LIB1ASMFUNCS): Add some common functions.
15942 * t-arm-elf (LIB1ASMSRC): Delete.
15943 (LIB1ASMFUNCS): Append to existing set.
15944 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15945 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15946 * t-symbian (LIB1ASMFUNCS): Likewise.
15947 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15948 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15950 2009-06-21 Richard Guenther <rguenther@suse.de>
15952 PR tree-optimization/38729
15953 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15954 to loops with a single exit if -fno-expensive-optimizations.
15956 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15958 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15959 (dataflow_set): Change vars type from htab_t to shared_hash.
15960 (shared_hash_pool, empty_shared_hash): New variables.
15961 (vars_clear): Removed.
15962 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15963 shared_hash_find_slot_unshare, shared_hash_find_slot,
15964 shared_hash_find_slot_noinsert, shared_hash_find): New
15966 (shared_hash_unshare, shared_hash_destroy): New functions.
15967 (unshare_variable): Unshare set->vars if shared, use
15969 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15970 (get_init_value, find_src_set_src, dump_dataflow_set,
15971 clobber_variable_part, emit_notes_for_differences): Use
15973 (dataflow_set_init): Remove second argument, set vars to
15974 empty_shared_hash instead of creating a new htab.
15975 (dataflow_set_clear): Call shared_hash_destroy and set vars
15976 to empty_shared_hash instead of calling vars_clear.
15977 (dataflow_set_copy): Don't call vars_copy, instead just share
15978 the src htab with dst.
15979 (variable_union): Use shared_hash_*, use initially NO_INSERT
15980 lookup if set->vars is shared. Don't keep slot cleared before
15981 calling unshare_variable. Unshare set->vars if needed.
15982 Even ->refcount == 1 vars must be unshared if set->vars is shared
15983 and var needs to be modified.
15984 (variable_canonicalize): New function.
15985 (dataflow_set_union): If dst->vars is empty, just share src->vars
15986 with dst->vars and traverse with variable_canonicalize to canonicalize
15987 and unshare what is needed.
15988 (dataflow_set_different): If old_set and new_set use the same shared
15989 htab, they aren't different. If number of htab elements is different,
15990 htabs are different. Use shared_hash_*.
15991 (dataflow_set_destroy): Call shared_hash_destroy instead of
15993 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15994 second argument to dataflow_set_init.
15995 (vt_initialize): Likewise. Initialize shared_hash_pool and
15996 empty_shared_hash, move bb in/out initialization afterwards.
15997 Use variable_htab_free instead of NULL as changed_variables del hook.
15998 (variable_was_changed): Change type of second argument to pointer to
15999 dataflow_set. When inserting var into changed_variables, bump
16000 refcount. Unshare set->vars if set is shared htab and slot needs to
16002 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
16003 lookup if set->vars is shared. Unshare set->vars if needed.
16004 Even ->refcount == 1 vars must be unshared if set->vars is shared
16005 and var needs to be modified. Adjust variable_was_changed caller.
16006 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
16007 vars must be unshared if set->vars is shared and var needs to be
16008 modified. Adjust variable_was_changed caller.
16009 (emit_note_insn_var_location): Don't pool_free var.
16010 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
16012 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
16013 free_alloc_pool on shared_hash_pool.
16015 2009-06-20 Anthony Green <green@moxielogic.com>
16017 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
16018 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
16020 2009-06-20 Richard Guenther <rguenther@suse.de>
16022 * tree-ssa-structalias.c (find_func_aliases): For memset use
16023 a constraint from NULL if we memset to zero.
16024 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
16025 we explicitly handle that do not read from memory.
16026 (call_may_clobber_ref_p_1): Properly handle builtins that may
16029 2009-06-20 Richard Guenther <rguenther@suse.de>
16031 PR tree-optimization/40495
16032 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
16033 (new_scalar_tmp_constraint_exp): New function.
16034 (process_constraint): Do not create temporary decls.
16035 (process_all_all_constraints): Likewise.
16036 (handle_const_call): Likewise.
16037 (create_function_info_for): Do not set decl.
16039 2009-06-19 Ian Lance Taylor <iant@google.com>
16041 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
16042 (rs6000_attribute_table): Make static; move before use.
16044 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
16046 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
16047 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
16048 Propagate the TREE_READONLY flag without overwriting it.
16049 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
16050 Propagate the TREE_READONLY flag onto the result.
16051 (process_call_operands): Move around. Use correct constant value.
16053 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16056 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
16057 * config/arm/arm.md: Likewise.
16059 2009-06-19 Ian Lance Taylor <iant@google.com>
16061 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
16062 to GIMPLE_ERROR_MARK.
16064 * c-typeck.c (build_conditional_expr): Add op1_original_type and
16065 op2_original_type parameters. Warn about using different enum types.
16066 * c-parser.c (c_parser_conditional_expression): Pass original
16067 types to build_conditional_expr.
16068 * c-tree.h (build_conditional_expr): Update declaration.
16070 2009-06-19 Ian Lance Taylor <iant@google.com>
16072 * config/i386/i386.c (ix86_function_specific_save): Test that
16073 fields match values, rather than testing the values are in a
16076 2009-06-19 Richard Guenther <rguenther@suse.de>
16078 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
16079 ADDR_EXPR pointers.
16080 (ptr_derefs_may_alias_p): Likewise.
16081 (ptr_deref_may_alias_ref_p_1): New function.
16082 (ptr_deref_may_alias_ref_p): Likewise.
16083 (ref_maybe_used_by_call_p_1): Handle builtins that are not
16084 covered by looking at the ESCAPED solution.
16085 (call_may_clobber_ref_p_1): Likewise.
16086 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
16087 Handle NULL_TREE offset. Do not produce redundant constraints.
16088 (process_all_all_constraints): New helper function.
16089 (do_structure_copy): Use it.
16090 (handle_lhs_call): Likewise.
16091 (find_func_aliases): Handle some builtins with pointer arguments
16092 and/or return values explicitly.
16094 2009-06-19 Ian Lance Taylor <iant@google.com>
16096 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
16098 2009-06-19 Ian Lance Taylor <iant@google.com>
16100 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
16102 2009-06-19 Ian Lance Taylor <iant@google.com>
16104 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
16105 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
16108 * c-decl.c (finish_decl): If -Wc++-compat, warn about
16109 uninitialized const.
16111 2009-06-19 Ian Lance Taylor <iant@google.com>
16113 * dse.c (struct store_info): Rename bitmap field to bmap. Change
16116 * c-decl.c (in_struct, struct_types): Remove.
16117 (struct c_binding): Add in_struct field.
16118 (c_binding_ptr): Define type, along with VEC.
16119 (struct c_struct_parse_info): Define.
16120 (struct_parse_info): New static variable.
16121 (bind): Initialize in_struct field.
16122 (start_struct): Remove enclosing_in_struct and
16123 enclosing_struct_types parameters. Add
16124 enclosing_struct_parse_info parameter. Change all callers. Set
16125 struct_parse_info rather than in_struct and struct_types.
16126 (grokfield): If -Wc++-compat and there is a symbol binding for the
16127 field name, set the in_struct flag and push it on the
16128 struct_parse_info->fields vector.
16129 (warn_cxx_compat_finish_struct): New static function.
16130 (finish_struct): Remove enclosing_in_struct and
16131 enclosing_struct_types parameters. Add
16132 enclosing_struct_parse_info parameter. Change all callers. Don't
16133 set C_TYPE_DEFINED_IN_STRUCT here. Call
16134 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
16135 parameter. Only push on struct_types if warn_cxx_compat.
16136 (finish_enum): Only push on struct_types if warn_cxx_compat.
16137 (declspecs_add_type): Add loc parameter. Change all callers.
16138 Change all error calls to error_at. Pass loc, not input_location,
16139 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
16140 defined in a struct. If -Wc++-compat and parsing a struct, record
16141 that a typedef name was used.
16142 * c-parser.c (c_parser_declspecs): Get location to pass to
16143 declspecs_add_type.
16144 (c_parser_struct_or_union_specifier): Update calls to start_struct
16146 * c-tree.h (struct c_struct_parse_info): Declare.
16147 (finish_struct, start_struct): Update declarations.
16148 (declspecs_add_type): Update declaration.
16150 2009-06-19 Ian Lance Taylor <iant@google.com>
16152 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
16153 variable with an anonymous type.
16155 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16157 * see.c: Remove for real.
16159 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16161 * optabs.h (enum optab_index): Add new OTI_significand.
16162 (significand_optab): Define corresponding macro.
16163 * optabs.c (init_optabs): Initialize significand_optab.
16164 * genopinit.c (optabs): Implement significand_optab using
16165 significand?f2 patterns.
16166 * builtins.c (expand_builtin_mathfn): Handle
16167 BUILT_IN_SIGNIFICAND{,F,L}.
16168 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
16169 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
16171 * config/i386/i386.md (significandxf2, significand<mode>2): New
16172 expanders to implement significandf, significand and significandl
16173 built-ins as inline x87 intrinsics.
16175 2009-06-18 Anatoly Sokolov <aesok@post.ru>
16177 * config/avr/avr.c (avr_override_options): Remove setting value of
16178 PARAM_INLINE_CALL_COST.
16180 2009-06-18 Richard Henderson <rth@redhat.com>
16183 * tree-pass.h (TDF_ASMNAME): New.
16184 * tree-dump.c (dump_options): Add asmname.
16185 * doc/invoke.texi: Document it.
16187 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
16188 (dump_decl_name): ...here.
16189 (dump_function_name): New flags arg; mind TDF_ASMNAME.
16190 (dump_generic_node): Update dump_function_name calls.
16191 (print_call_name): New flags arg; update all dump calls.
16192 * diagnostic.h (print_call_name): Update.
16193 * gimple-pretty-print.c (dump_gimple_call): Update.
16195 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
16198 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
16200 2009-06-18 Diego Novillo <dnovillo@google.com>
16202 * doc/plugins.texi: Document plugin_is_GPL_compatible.
16203 * plugin.c (str_license): Declare.
16204 (try_init_one_plugin): Assert that the symbol
16205 'plugin_is_GPL_compatible' exists.
16207 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
16210 * Makefile.in (OBJS-common): Remove see.o.
16212 * common.opt (fsee): Mark as preserved for backward compatibility.
16213 * opts.c (common_handle_option): Add OPT_fsee to the backward
16214 compatibility section.
16215 * passes.c (init_optimization_passes, pass_see): Remove pass.
16216 * timevar.def (TV_SEE): Remove.
16217 * tree-pass.h (pass_see): Remove declaration.
16218 * doc/invoke.texi (-fsee): Remove documentation.
16220 2009-06-18 Martin Jambor <mjambor@suse.cz>
16222 * tree-sra.c: Include statistics.h
16223 (sra_stats): New variable.
16224 (sra_initialize): Clear sra_stats.
16225 (create_access_replacement): Increment sra_stats.replacements.
16226 (get_access_replacement): Do not return twice.
16227 (analyze_all_variable_accesses): Increment statistics counter by the
16228 number of scalarized aggregates.
16229 (generate_subtree_copies): Increment sra_stats.subtree_copies.
16230 (sra_modify_expr): Increment sra_stats.exprs.
16231 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
16232 (sra_modify_assign): Increment sra_stats.exprs,
16233 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
16234 (perform_intra_sra): Update statistics counters.
16235 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
16237 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16239 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
16240 (arm_scalar_mode_supported_p): New function.
16242 2009-06-18 Paul Brook <paul@codesourcery.com>
16243 Sandra Loosemore <sandra@codesourcery.com>
16245 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
16246 (__extendhfsf2, __truncsfhf2): Define.
16247 * config/arm/fp16.c: New file.
16248 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16249 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16251 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16253 * doc/extend.texi (Half-Precision): New section.
16254 * doc/invoke.texi (Option Summary): List -mfp16-format.
16255 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
16256 * config/arm/arm.opt (mfp16-format=): New.
16257 * config/arm/arm.c: Include intl.h.
16258 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16259 (TARGET_INVALID_RETURN_TYPE): Redefine.
16260 (TARGET_PROMOTED_TYPE): Redefine.
16261 (TARGET_CONVERT_TO_TYPE): Redefine.
16262 (arm_fp16_format): Define.
16263 (all_fpus): Add entry for neon-fp16.
16264 (fp_model_for_fpu): Likewise.
16265 (struct fp16_format): Declare.
16266 (all_fp16_formats): Define.
16267 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16269 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16271 (arm_legitimate_index_p): Treat HFmode like HImode.
16272 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16273 (coproc_secondary_reload_class): Special-case HFmode.
16274 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16275 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16276 (arm_init_fp16_builtins): New.
16277 (arm_init_builtins): Call it.
16278 (arm_invalid_parameter_type): New.
16279 (arm_invalid_return_type): New.
16280 (arm_promoted_type): New.
16281 (arm_convert_to_type).
16282 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16284 (arm_emit_fp16_const): New function.
16285 (arm_mangle_type): Mangle __fp16 as "Dh".
16286 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16288 (TARGET_NEON_FP16): New.
16289 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16290 (enum fputype): Add FPUTYPE_NEON_FP16.
16291 (enum arm_fp16_format_type): Declare.
16292 (arm_fp16_format): Declare.
16293 (LARGEST_EXPONENT_IS_NORMAL): Define.
16294 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16295 * config/arm/arm-modes.def (HFmode): Define.
16296 * config/arm/vfp.md (*movhf_vfp): New.
16297 (extendhfsf2): New.
16299 * config/arm/arm.md (fpu): Add neon_fp16.
16300 (floatsihf2, floatdihf2): New.
16301 (fix_trunchfsi2, fix_trunchfdi2): New.
16303 (extendhfdf2): New.
16305 (*arm32_movhf): New.
16306 (*thumb1_movhf): New.
16307 (consttable_2): Add check for HFmode constants.
16308 (consttable_4): Handle HFmode constants.
16310 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16312 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16314 2009-06-17 Olivier Hainque <hainque@adacore.com>
16316 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16317 const char ** conversion in AIX specific section.
16319 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16321 * config/i386/i386.c (ix86_special_builtin_type): Remove
16322 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16323 (bdesc_special_args): Updated.
16324 (ix86_init_mmx_sse_builtins): Likewise.
16325 (ix86_expand_special_args_builtin): Likewise.
16327 2009-06-17 Richard Henderson <rth@redhat.com>
16329 * tree-pretty-print.c (maybe_dump_asm_name): New.
16330 (dump_decl_name): Use it.
16331 (PRINT_FUNCTION_NAME): Merge into...
16332 (dump_function_name): ... here. Use maybe_dump_asm_name.
16334 2009-06-17 Cary Coutant <ccoutant@google.com>
16336 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16338 * debug.c (struct gcc_debug_hooks): Change placeholder for
16340 (debug_nothing_int_charstar_int): Replaced by...
16341 (debug_nothing_int_charstar_int_bool): ...this.
16342 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16343 source_line prototype.
16344 (debug_nothing_int_charstar_int): Replaced by...
16345 (debug_nothing_int_charstar_int_bool): ...this.
16346 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16347 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16348 Output is_stmt operand when necessary.
16349 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16350 (notice_source_line): Add is_stmt parameter.
16351 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16352 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16354 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16355 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16357 2009-06-17 Ian Lance Taylor <iant@google.com>
16359 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16361 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16364 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16366 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16367 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16368 tree_strip_sign_nop_conversions and
16369 tree_ssa_strip_useless_type_conversions rather than stripping
16370 the operations here.
16371 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16373 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16374 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16375 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16376 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16379 2009-06-17 Michael Eager <eager@eagercon.com>
16381 * config/rs6000/constraints.md (register_constraint "d"): New.
16382 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16383 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16384 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16385 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16386 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16387 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16388 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16389 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16390 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16391 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16393 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16394 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16395 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16396 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16397 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16398 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16399 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16400 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16401 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16402 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16403 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16404 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16405 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16406 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16408 2009-06-16 Ian Lance Taylor <iant@google.com>
16410 * profile.c (total_num_never_executed): Don't define.
16411 (compute_branch_probabilities): Don't count or print
16412 num_never_executed.
16413 (init_branch_prob): Don't set total_num_never_executed.
16414 (end_branch_prob): Don't print total_num_never_executed.
16416 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16418 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16420 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16422 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16423 (nabstd2_fpr): Same.
16425 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16427 * expr.c (expand_assignment): Change complex type check.
16429 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16431 * doc/plugins.texi (Building GCC plugins): Added new section.
16433 2009-06-17 Ian Lance Taylor <iant@google.com>
16435 * c-pch.c (get_ident): Don't set size of templ array.
16436 (pch_init): Don't set size of partial_pch array.
16438 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16439 string constant to intialize an array whose size is the length of
16442 2009-06-17 Richard Guenther <rguenther@suse.de>
16444 PR tree-optimization/40389
16445 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16446 to addressable types.
16447 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16449 2009-06-17 Richard Guenther <rguenther@suse.de>
16451 PR middle-end/40460
16452 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16453 if there is no evolution of left in the loop bail out.
16454 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16455 chrec_fold_multiply.
16457 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16458 Janis Johnson <janis187@us.ibm.com>
16461 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16462 for the symbol ref of a constant that is the source of a move
16463 - nor for any other not-obvious-label-ref constants.
16465 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16467 * plugin.c (position_pass): Skip newly inserted pass during list
16468 traversal to avoid repeated insertion.
16470 2009-06-16 Ian Lance Taylor <iant@google.com>
16472 * vec.h (VEC_stack_alloc): Define different version if
16473 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16474 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16475 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16476 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16478 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16480 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16482 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16483 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16484 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16485 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16486 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16487 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16488 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16489 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16490 __builtin_ia32_rdtscp.
16491 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16492 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16493 and __builtin_ia32_rorhi.
16494 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16495 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16496 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16497 (ix86_expand_args_builtin): Likewise.
16498 (ix86_expand_special_args_builtin): Likewise.
16500 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16501 (UNSPECV_RDTSC): Likewise.
16502 (UNSPECV_RDPMC): Likewise.
16503 (*bsr): Renamed to ...
16505 (*bsr_rex64): Renamed to ...
16508 (*rdpmc): Likewise.
16509 (*rdpmc_rex64): Likewise.
16511 (*rdtsc): Likewise.
16512 (*rdtsc_rex64): Likewise.
16513 (rdtscp): Likewise.
16514 (*rdtscp): Likewise.
16515 (*rdtscp_rex64): Likewise.
16517 * config/i386/ia32intrin.h: New.
16519 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16521 2009-06-16 Ian Lance Taylor <iant@google.com>
16523 * ira-build.c (copy_info_to_removed_store_destinations):
16524 Initialize parent_a.
16526 2009-06-16 Ian Lance Taylor <iant@google.com>
16528 * c-decl.c (grokdeclarator): Change size_varies to bool.
16530 2009-06-16 Ian Lance Taylor <iant@google.com>
16532 * sel-sched.c: Make forward declarations of move_op_hooks and
16533 fur_hooks explicitly extern.
16535 2009-06-16 Ian Lance Taylor <iant@google.com>
16537 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16538 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16540 2009-06-16 Ian Lance Taylor <iant@google.com>
16542 * resource.c (mark_referenced_resources): Change
16543 include_delayed_effects parameter to bool. Change all callers.
16544 (mark_end_of_function_resources): Likewise.
16545 * reorg.c (insn_references_resource_p): Likewise.
16546 (insn_sets_resource_p): Likewise.
16547 * resource.h (mark_referenced_resources): Update declaration.
16548 (mark_end_of_function_resources): Update declaration.
16550 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16552 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16554 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16556 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16557 GCC can bootstrap on AIX with GNU Binutils 2.20.
16559 2009-06-16 Ian Lance Taylor <iant@google.com>
16561 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16563 2009-06-16 Ian Lance Taylor <iant@google.com>
16565 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16566 inline, not extern inline.
16567 (exact_log2): Likewise.
16568 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16570 (exact_log2): Likewise, but don't test CTZ_HWI.
16572 2009-06-16 Ian Lance Taylor <iant@google.com>
16574 * bitmap.c (bitmap_clear): Don't declare as inline.
16575 * gimple.c (gimplify_assign): Likewise.
16576 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16577 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16578 (sched_scan_info): Remove duplicate definition.
16580 2009-06-16 Ian Lance Taylor <iant@google.com>
16582 * c-common.c (skip_evaluation): Don't define.
16583 (c_inhibit_evaluation_warnings): Define global variable.
16584 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16585 than skip_evaluation.
16586 (convert_and_check, warn_for_div_by_zero): Likewise.
16587 * c-common.h (skip_evaluation): Don't declare.
16588 (c_inhibit_evaluation_warnings): Declare.
16589 * c-parser.c (c_parser_typeof_specifier): Set
16590 c_inhibit_evaluation_warnings rather than skip_evaluation.
16591 (c_parser_conditional_expression): Likewise.
16592 (c_parser_binary_expression): Likewise.
16593 (c_parser_sizeof_expression): Likewise.
16594 (c_parser_alignof_expression): Likewise.
16595 * c-typeck.c (build_indirect_ref): Check
16596 c_inhibit_evaluation_warnings rather than skip_evaluation.
16597 (build_conditional_expr, build_binary_op): Likewise.
16599 2009-06-16 Richard Guenther <rguenther@suse.de>
16601 * tree-ssa-alias.c (is_escape_site): Remove.
16602 * tree-ssa-alias.h (enum escape_type): Remove.
16603 (is_escape_site): Likewise.
16604 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16605 via casts and asms without deferring to is_escape_site.
16607 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16609 PR middle-end/40446
16610 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16611 use gen_lowpart if op0 has complex mode.
16613 2009-06-16 Richard Guenther <rguenther@suse.de>
16615 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16616 variables add them to ESCAPED.
16617 (find_func_aliases): Do not make all indirectly stored values escaped.
16619 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16621 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16622 make_decl_one_only.
16624 2009-06-16 Martin Jambor <mjambor@suse.cz>
16626 PR tree-optimization/40432
16627 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16628 check whether we need to force gimple register operand.
16630 2009-06-16 Martin Jambor <mjambor@suse.cz>
16632 PR tree-optimization/40413
16633 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16634 build_ref_for_offset.
16635 (propagate_subacesses_accross_link): Fix a typo in a comment.
16637 2009-06-16 Ira Rosen <irar@il.ibm.com>
16639 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16640 with additional parameter.
16641 * tree-vectorizer.h (enum vect_def_type): Add new value
16643 (enum vect_relevant): Add comments.
16644 (vect_is_simple_reduction): Add new argument.
16645 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16646 Detect nested cycles.
16647 (vect_is_simple_reduction): Update documentation, add an argument to
16648 distinguish inner-loop reduction from nested cycle, detect nested
16649 cycles, fix printings and indentation, don't swap operands in case
16651 (get_initial_def_for_reduction): Handle subtraction.
16652 (vect_create_epilog_for_reduction): Add new argument to specify
16653 reduction variable.
16654 (vect_finalize_reduction): Handle subtraction, fix comments.
16655 (vectorizable_reduction): Handle nested cycles. In case of nested
16656 cycle keep track of the reduction variable position. Call
16657 vect_is_simple_reduction with additional parameter. Use original
16658 statement code in reduction epilogue for nested cycle. Call
16659 vect_create_epilog_for_reduction with additional parameter.
16660 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16661 inner-loop vectorization.
16662 (vect_recog_widen_sum_pattern): Likewise.
16663 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16665 (vect_mark_stmts_to_be_vectorized): Likewise.
16666 (vect_get_vec_def_for_operand): Handle nested cycles.
16668 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16670 * doc/invoke.texi (Debugging Options): Fix option index entries
16671 for -fdump-statistics, -frandom-seed add entries for
16672 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16673 (FRV Options): Fix entries for -mTLS, -mtls.
16674 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16675 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16676 (M68hc1x Options): Fix @itemx for -mnominmax.
16677 (MCore Options): Fix entry for -mno-lsim.
16678 (MMIX Options): Fix entry for -mabi=mmixware.
16679 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16681 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16683 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16684 Mention the plugin mode of gengtype.
16685 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16686 * gengtype.c: Updated copyright.
16687 (plugin_files, nb_plugin_files) Added new static variables.
16688 (measure_input_list) Care about plugin_files.
16689 (write_rtx_next): Added early return in plugin mode.
16690 (create_file): Updated copyright year in generated file. Added
16692 (oprintf): Added early return if NULL outf.
16693 (get_output_file_with_visibility): Care of plugin_files.
16694 (get_output_file_name): May return null.
16695 (write_local): Added early return.
16696 (put_mangled_filename): Ditto.
16697 (finish_root_table): Added check for base_files.
16698 (write_roots): Care about null when plugins.
16699 (main): Added plugin mode.
16701 2009-06-15 Ian Lance Taylor <iant@google.com>
16703 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16704 * gcov.c (read_count_file): Add braces around variables declared
16707 * c.opt (Wjump-misses-init): New warning.
16708 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16709 -Wall and -Wc++-compat if not already set.
16710 (c_common_post_options): Clear warn_jump_misses_init if it was not
16712 * c-decl.c (struct c_binding): Change type field to a union with
16713 new label field. Make it the first field in the struct. Update
16714 references to type to use u.type instead.
16715 (struct c_spot_bindings): Define.
16716 (struct c_goto_bindings): Define.
16717 (c_goto_bindings_p): Define, along with VECs.
16718 (struct c_label_vars): Define.
16719 (struct c_scope): Add has_label_bindings field.
16720 (bind_label, set_spot_bindings): New static functions.
16721 (decl_jump_unsafe, update_spot_bindings): New static functions.
16722 (update_label_decls): New static function.
16723 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16724 Update binding u.label field to shadowed field.
16725 (c_binding_start_stmt_expr): New function.
16726 (c_binding_end_stmt_expr): New function.
16727 (pushdecl): Don't call c_begin_vm_scope.
16728 (make_label): Add defining and p_label_vars parameters. Change
16730 (lookup_label): Correct test for whether a label has not yet been
16731 defined. Call bind_label rather than bind.
16732 (warn_about_goto): New static function.
16733 (lookup_label_for_goto): New function.
16734 (declare_label): Call bind_label rather than bind.
16735 (check_earlier_gotos): New static function.
16736 (define_label): Don't give errors about jumping into statement
16737 expressions or scopes of variably modified types. Call
16738 set_spot_bindings and check_earlier_gotos. Call bind_label
16739 instead of bind. Don't set label_context_stack_se or
16740 label_context_stack_vm.
16741 (c_get_switch_bindings): New function.
16742 (c_release_switch_bindings): New function.
16743 (c_check_switch_jump_warnings): New function.
16744 (start_function): Don't set label_context_stack_se or
16745 label_context_stack_vm.
16746 (finish_function): Likewise.
16747 * c-typeck.c (label_context_stack_se): Don't define.
16748 (label_context_stack_vm): Don't define.
16749 (c_finish_goto_label): Call lookup_label_for_goto rather than
16750 lookup_label. Don't give errors about jumping into a statement
16751 expression or the scope of a variably modified type. Don't set
16752 label_context_stack_se or label_context_stack_vm.
16753 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16754 fields. Add bindings field.
16755 (c_start_case): Don't set deleted fields. Set bindings field.
16756 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16757 or blocked_vm. Call c_check_switch_jump_warnings.
16758 (c_finish_case): Don't test blocked_stmt_expr field. Call
16759 c_release_switch_bindings.
16760 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16761 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16762 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16763 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16764 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16765 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16766 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16767 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16768 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16769 (C_DECL_UNJUMPABLE_VM): Don't define.
16770 (C_DECL_UNDEFINABLE_VM): Don't define.
16771 (struct c_label_list): Don't define.
16772 (struct c_label_context_se): Don't define.
16773 (struct c_label_context_vm): Don't define.
16774 (struct c_spot_bindings): Declare.
16775 (c_bindings_start_stmt_expr): Declare.
16776 (c_bindings_end_stmt_expr): Declare.
16777 (lookup_label_for_goto): Declare.
16778 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16779 (c_check_switch_jump_warnings): Declare.
16780 (label_context_stack_se, label_context_stack_vm): Don't declare.
16781 (c_finish_goto_label): Update declaration.
16782 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16783 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16784 (Warning Options): Document -Wjump-misses-init.
16786 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16788 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16791 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16793 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16795 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16797 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16799 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16801 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16803 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16805 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16806 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16807 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16808 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16809 * dwarf2asm.c (dw2_force_const_mem): Update call to
16810 make_decl_one_only.
16811 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16812 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16813 * langhooks.c (lhd_comdat_group): Remove.
16814 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16815 * tree.h (DECL_COMDAT_GROUP): New.
16816 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16817 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16818 (make_decl_one_only): Change signature.
16819 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16820 make_decl_one_only.
16821 (make_decl_one_only): Change signature.
16822 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16824 2009-06-15 Richard Guenther <rguenther@suse.de>
16826 PR middle-end/40439
16827 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16829 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16831 * tree-ssa-math-opts.c: Remove extra divide.
16833 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16835 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16837 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16839 * passes.c: Add bswap pass.
16840 * tree-pass.h: Add pass_optimize_bswap declaration.
16841 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16842 Include rtl.h, expr.h and optabs.h for optab_handler check.
16843 (struct symbolic_number, pass_optimize_bswap): New definition.
16844 (do_shift_rotate, verify_symbolic_number_p): New functions.
16845 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16846 (gate_optimize_bswap): New function.
16847 * tree.c (widest_int_cst_value): New function.
16848 * tree.h (widest_int_cst_value): Prototype added.
16850 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16852 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16853 REG_EQUAL/REG_EQUIV notes.
16855 2009-06-14 Richard Guenther <rguenther@suse.de>
16857 PR middle-end/40389
16858 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16859 has its address taken if NRV was applied and it is addressable.
16860 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16861 function split out from ...
16862 (get_constraint_for_1): ... here.
16863 (handle_rhs_call): Use it to mark the return slot escaped if
16864 it is addressable and NRV was applied.
16866 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16868 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16869 Change first argument type to location_t.
16870 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16871 Do not set input_location.
16872 Use loc instead of input_location throughout.
16874 2009-06-13 Richard Guenther <rguenther@suse.de>
16876 PR tree-optimization/40421
16877 * tree-predcom.c (should_unroll_loop_p): Remove.
16878 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16880 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16882 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16883 Add location argument.
16885 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16887 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16889 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16890 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16891 * config/spu/spu-protos.h: Add location to
16892 spu_resolve_overloaded_builtin.
16893 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16894 spu_build_builtin_va_list.
16895 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16896 argument. Pass location to build_function_call_vec.
16897 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16899 (emit_fpu_switch): Same.
16900 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16901 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16902 to build_decl and create_artificial_label.
16903 (xtensa_gimplify_va_arg_expr): Same.
16904 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16905 (xstormy16_gimplify_va_arg_expr): Same.
16906 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16907 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16908 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16909 (mips16_build_function_stub): Same.
16910 (mips16_build_call_stub): Same.
16912 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16915 * arm/constraints.md (Pa, Pb): New constraints.
16916 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16917 split pattern to deal with them.
16919 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16921 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16922 fix index entry for -Xpreprocessor.
16924 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16926 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16927 Add location argument to build_decl call.
16928 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16929 (rs6000_init_builtins): Same.
16930 (spe_init_builtins): Same.
16931 (rs6000_gimplify_va_arg): Add location argument to
16932 create_artificial_label call.
16934 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16936 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16937 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16938 * Makefile.in: Fix GGC dependency for gcse.o.
16940 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16942 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16943 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16944 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16946 * c-parser.c (c_parser_binary_expression): Use current column while
16947 building binary operations.
16948 * common.opt (fshow-column): Enable by default.
16949 * tree-vrp.c (check_array_ref): Use warning_at.
16950 (check_array_bounds): Use location from call back if expr has no
16952 * tree.h: Add location argument to maybe_fold_*.
16953 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16954 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16955 (maybe_fold_offset_to_component_ref): Same.
16956 (maybe_fold_offset_to_reference): Same.
16957 (maybe_fold_offset_to_address): Same.
16958 (maybe_fold_stmt_indirect): Same.
16959 (maybe_fold_stmt_addition): Same.
16960 (fold_stmt_r): Pass location to maybe_fold_*.
16961 (fold_gimple_assign): Same.
16962 * c-tree.h: Add location argument to finish_decl,
16963 default_function_array_conversion, store_init_value.
16964 * c-decl.c (define_label): Use error_at.
16965 (c_make_fname_decl): Pass location to finish_decl.
16966 (finish_decl): New location argument.
16967 (build_compound_literal): Pass location to store_init_value.
16968 (grokdeclarator): Pass location to finish_decl.
16970 * c-typeck.c (array_to_pointer_conversion): New location argument.
16971 (function_to_pointer_conversion): Same.
16972 (default_function_array_conversion): Same.
16973 (parser_build_unary_op): Pass location to overflow_warning.
16974 (parser_build_binary_op): Same. Use warning_at.
16975 (build_unary_op): Pass location to array_to_pointer_conversion.
16976 (build_c_cast): Pass location to digest_init.
16977 (build_modify_expr): New location argument.
16978 (convert_for_assignment): Same.
16979 (store_init_value): Same.
16980 (digest_init): Same.
16981 (output_init_element): Pass location to digest_init and
16982 array_to_pointer_conversion.
16983 (c_finish_return): Pass location to convert_for_assignment.
16984 * gimplify.c (gimplify_conversion): Pass location to
16985 maybe_fold_offset_to_address.
16986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16987 to maybe_fold_stmt_addition.
16988 * c-omp.c (c_finish_omp_atomic): Pass new location to
16990 (c_finish_omp_for): Same.
16991 * c-common.c (overflow_warning): New argument.
16992 * c-common.h: New argument to build_modify_expr, overflow_warning.
16993 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16995 (c_parser_initializer): Pass location to
16996 default_function_array_conversion.
16997 (c_parser_initelt): Same.
16998 (c_parser_initval): Same.
16999 (c_parser_asm_operands): Same.
17000 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
17001 (c_parser_conditional_expression): Same.
17002 (c_parser_binary_expression): Add location info to stack. Use it.
17003 (c_parser_unary_expression): Pass location to
17004 default_function_array_conversion, parser_build_unary_op,
17005 build_indirect_ref, c_parser_postfix_expression_after_primary.
17006 (c_parser_postfix_expression_after_primary): New location argument.
17008 (c_parser_expression_conv): Pass location to
17009 default_function_array_conversion.
17010 (c_parser_expr_list): Same.
17011 (c_parser_omp_atomic): Same.
17012 (c_parser_omp_for_loop): Same.
17013 * c-tree.h (struct c_declarator): Add comment to id_loc.
17014 (build_array_declarator): New argument.
17015 * c-decl.c (build_array_declarator): Add location argument.
17016 (grokdeclarator): Set id_loc for cdk_array.
17017 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
17018 build_array_declarator.
17019 * tree.c (build_omp_clause): Add location argument.
17020 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
17021 (OMP_CLAUSE_LOCATION): New macro.
17022 (struct tree_omp_clause): Add location field.
17023 (build_omp_clause): Add argument.
17024 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
17026 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
17027 (cp_parser_omp_clause_collapse): Same.
17028 (cp_parser_omp_clause_default): Same.
17029 (cp_parser_omp_clause_if): Same.
17030 (cp_parser_omp_clause_nowait): Same.
17031 (cp_parser_omp_clause_num_threads): Same.
17032 (cp_parser_omp_clause_ordered): Same.
17033 (cp_parser_omp_clause_schedule): Same.
17034 (cp_parser_omp_clause_untied): Same.
17035 (cp_parser_omp_for_loop): Same.
17036 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17037 * c-tree.h (c_start_case): Add location argument.
17038 (c_process_expr_stmt): Same.
17039 (c_finish_goto_*): Same.
17040 * tree-parloops.c (initialize_reductions): Pass location to
17042 (create_parallel_loop): Same.
17043 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
17044 (gfc_trans_omp_reduction_list): Same.
17045 (gfc_trans_omp_clauses): Same.
17046 (gfc_trans_omp_do): Same.
17047 * c-typeck.c (c_finish_goto_label): Same.
17048 (c_finish_goto_ptr): New location argument.
17049 (c_start_case): Same.
17050 (emit_side_effect_warnings): Same.
17051 (c_process_expr_stmt): Same.
17052 (c_finish_stmt_expr): Same.
17053 (c_finish_omp_clauses): Use error_at instead of error.
17054 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
17056 * c-omp.c (c_split_parallel_clauses): New location argument.
17057 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
17058 to build_omp_clause.
17059 (convert_local_reference_stmt): Same.
17060 (convert_gimple_call): Same.
17061 * c-common.h (c_split_parallel_clauses): New argument.
17062 * c-parser.c (c_parser_statement_after_labels): Pass location to
17063 c_finish_goto_label.
17064 (c_parser_switch_statement): Pass location to c_start_case.
17065 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
17066 and c_process_expr_stmt.
17067 (c_parser_omp_variable_list): Add location argument.
17068 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
17069 (c_parser_omp_clause_default): Same.
17070 (c_parser_omp_clause_if): Same.
17071 (c_parser_omp_clause_num_threads): Same.
17072 (-c_parser_omp_clause_ordered): Same.
17073 (c_parser_omp_clause_reduction): Pass location to
17074 c_parser_omp_variable_list.
17075 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
17076 (c_parser_omp_clause_untied): Same.
17077 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
17078 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17080 * c-tree.h (check_for_loop_decls, undeclared_variable,
17081 build_component_ref, build_array_ref, build_external_ref,
17082 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
17083 build_conditional_expr, build_compound_expr, c_cast_expr,
17084 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
17085 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
17087 * c-semantics.c (build_stmt): Same.
17088 (build_case_label): Same.
17089 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
17090 (undeclared_variable): New argument.
17091 (make_label): Same.
17092 (lookup_label): Pass location on down.
17093 (define_label): Same.
17094 (finish_decl): Same.
17095 (build_compound_literal): Same.
17096 (finish_struct): Same.
17097 (finish_function): Do not set location here.
17098 (check_for_loop_decls): New argument.
17099 * tree.c (save_expr): Set location.
17100 (build_empty_stmt): New argument.
17101 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
17102 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
17103 * builtins.c (gimplify_va_arg_expr): Use locations.
17104 (expand_builtin_sync_operation): Same.
17105 * c-typeck.c (build_component_ref): New argument.
17106 (build_array_ref): Same.
17107 (build_external_ref): Same.
17108 (c_expr_sizeof_expr): Same.
17109 (c_expr_sizeof_type): Same.
17110 (parser_build_unary_op): Same.
17111 (build_conditional_expr): Same.
17112 (build_compound_expr): Pass location on down.
17113 (build_compound_expr): New argument.
17114 (build_c_cast): Same.
17115 (c_cast_expr): Same.
17116 (build_asm_expr): Same.
17117 (c_finish_return): Same.
17118 (c_process_expr_stmt): Pass location on down.
17119 (c_finish_stmt_expr): New argument.
17120 (push_clenaup): Same.
17121 (c_finish_omp_parallel): Same.
17122 (c_finish_omp_task): Same.
17123 * gimplify.c (gimplify_call_expr): Pass location on down.
17124 * c-omp.c (c_finish_omp_master): New argument.
17125 (c_finish_omp_critical): Same.
17126 (c_finish_omp_ordered): Same.
17127 (c_finish_omp_barrier): Same.
17128 (-c_finish_omp_taskwait): Same.
17129 (c_finish_omp_atomic): Same.
17130 (c_finish_omp_flush): Same.
17131 * tree-inline.c (copy_tree_body_r): Pass location on down.
17132 (inline_forbidden_p): Remove use of input_location.
17133 * c-gimplify.c (c_build_bind_expr): New argument.
17134 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
17135 (c_sizeof_or_alignof_type): New argument.
17136 (c_alignof_expr): Same.
17137 (build_va_arg): Same.
17138 (c_add_case_label): Same.
17139 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
17140 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
17141 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
17142 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
17143 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
17144 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
17146 * stub-objc.c (objc_build_selector_expr): Same.
17147 (objc_build_throw_stmt): Same.
17148 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
17149 (c_parser_initelt): Same.
17150 (c_parser_compound_statement): Same.
17151 (c_parser_compound_statement_nostart): Same.
17152 (c_parser_label): Same.
17153 (c_parser_statement_after_labels): Same.
17154 (c_parser_if_body): Same.
17155 (c_parser_else_body): Same.
17156 (c_parser_if_statement): Same.
17157 (c_parser_switch_statement): Same.
17158 (c_parser_while_statement): Same.
17159 (c_parser_do_statement): Same.
17160 (c_parser_for_statement): Same.
17161 (c_parser_asm_statement): Same.
17162 (c_parser_conditional_expression): Same.
17163 (c_parser_binary_expression): Same.
17164 (c_parser_cast_expression): Same.
17165 (c_parser_unary_expression): Same.
17166 (c_parser_sizeof_expression): Same.
17167 (c_parser_alignof_expression): Same.
17168 (c_parser_postfix_expression): Same.
17169 (c_parser_expression): Same.
17170 (c_parser_objc_receiver): Same.
17171 (c_parser_omp_variable_list): Same.
17172 (c_parser_omp_structured_block): Same.
17173 (c_parser_omp_atomic): New argument.
17174 (c_parser_omp_barrier): Same.
17175 (c_parser_omp_critical): Same.
17176 (c_parser_omp_flush): Pass location on down.
17177 (c_parser_omp_for_loop): New argument.
17178 (c_parser_omp_for): Same.
17179 (c_parser_omp_master): Same.
17180 (c_parser_omp_ordered): Same.
17181 (c_parser_omp_sections_scope): Same.
17182 (c_parser_omp_sections): Same.
17183 (c_parser_omp_parallel): Same.
17184 (c_parser_omp_single): Same.
17185 (c_parser_omp_task): Same.
17186 (c_parser_omp_taskwait): Pass location on down.
17187 (c_parser_omp_construct): Same.
17188 (c_parser_omp_threadprivate): Same.
17189 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
17190 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
17191 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
17192 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
17193 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
17194 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
17195 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
17196 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
17197 config/i386/i386.c, stmt.c:
17198 Add location argument to the following function definitions and/or
17199 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
17200 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
17201 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
17202 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
17203 do_case, c_finish_bc_stmt, build_compound_literal,
17204 build_function_call.
17205 * c-decl.c (build_compound_literal): Add location argument.
17206 Make all diagnostic calls use location.
17207 (start_struct): Same.
17208 (finish_struct): Same.
17209 (start_enum): Same.
17210 (build_enumerator): Same.
17211 (start_function): Same.
17212 (grokdeclarator): Make all diagnostic calls use location.
17213 (store_parm_decls_oldstyle): Same.
17214 * c-typeck.c (build_function_call): Add location argument.
17215 Make all diagnostic calls use location.
17217 (c_finish_bc_stmt): Same.
17218 * tree-nested.c (get_trampoline_type): Add argument.
17219 Pass location to build_decl.
17220 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
17221 * rtl.h (RTL_LOCATION): New.
17222 * c-common.c (c_add_case_label): Add location argument.
17223 Make all diagnostic calls use location.
17224 * c-common.h: Add location argument to make_fname_decl, do_case,
17225 c_add_case_label, build_function_call, resolve_overloaded_builtin.
17226 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
17227 Set it appropriately for every case. Pass enum_loc to start_enum
17228 call. Pass value_loc first to build_enumerator. Pass enum_loc to
17230 (c_parser_struct_or_union_specifier): Save location. Use it for
17231 start_struct, finish_struct, and parser_xref_tag.
17233 2009-06-12 Ian Lance Taylor <iant@google.com>
17235 * fold-const.c (fold_unary): Rename local variable and to and_expr.
17237 * c-opts.c (c_common_handle_option): For -Wc++-compat set
17238 cpp_opts->warn_cxx_operator_names.
17240 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17243 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
17244 is returns NULL and OP is a VCE, look through the VCE.
17246 2009-06-12 Ian Lance Taylor <iant@google.com>
17249 * collect2.c (main): Use CONST_CAST2 in code inside #if
17250 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
17252 2009-06-12 Joey Ye <joey.ye@intel.com>
17254 PR middle-end/39146
17255 * cfgexpand.c (get_decl_align_unit): Update
17256 max_used_stack_slot_alignment with align instead of
17257 stack_alignment_needed.
17259 * function.c (assign_stack_local_1): Update
17260 max_used_stack_slot_alignment with alignment_in_bits instead
17261 of stack_alignment_needed.
17262 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17265 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17267 * dwarf2out.c (last_var_location_insn): New variable.
17268 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17269 (dwarf2out_var_location): Don't record anything after last real
17270 insn. Only change labels if there were any real instructions
17271 in between last note and this one, or if changed sections.
17273 2009-06-11 Richard Henderson <rth@redhat.com>
17275 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17276 note when storing the frame pointer in a register.
17277 (FRP): Don't redefine to nothing for epilogue.
17278 (alpha_expand_epilogue): Mark register and sp restores.
17279 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17281 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17282 when gen_lowpart is needed.
17284 2009-06-11 Richard Henderson <rth@redhat.com>
17286 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17288 * dwarf2out.c (need_data_align_sf_opcode): New.
17289 (div_data_align): Move earlier.
17290 (def_cfa_1, reg_save): Use it.
17292 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17294 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17295 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17296 (ix86_handle_option): Handle OPT_mcrc32.
17297 (ix86_target_string): Add -mcrc32.
17298 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17300 * config/i386/i386.h (TARGET_CRC32): New.
17302 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17303 (sse4_2_crc32di): Likewise.
17305 * config/i386/i386.opt (mcrc32): New.
17307 * doc/invoke.texi: Document -mcrc32.
17309 2009-06-11 Richard Henderson <rth@redhat.com>
17311 * common.opt (gdwarf-): Accept a version number.
17312 * doc/invoke.texi (gdwarf-): Update docs.
17313 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17314 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17315 version level, and record it.
17317 * dwarf2.h (DW_CIE_VERSION): Remove.
17318 * dwarf2out.c (DWARF_VERSION): Remove.
17319 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17320 (output_call_frame_info): Use CIE version 3 for dwarf3,
17321 or if the return register column is out of range for version 1.
17322 (dwarf_stack_op_name): Add all dwarf3 values.
17323 (DEBUG_PUBTYPES_SECTION): New.
17324 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17325 encoding change for dwarf3.
17326 (output_die) [dw_val_class_die_ref]: Likewise.
17327 (output_compilation_unit_header): Emit correct version for dwarf3.
17328 (output_line_info): Likewise.
17329 (output_pubnames): Update for DWARF_VERSION removal.
17330 (output_aranges): Likewise.
17331 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17332 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17333 (dwarf2out_finish): Likewise.
17335 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17337 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17340 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17343 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17344 * builtins.c (expand_builtin_unreachable): New function.
17345 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17346 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17347 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17349 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17350 searching for missing barriers.
17352 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17354 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17355 when -fprofile-generate* was passed.
17356 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17358 2009-06-11 Anthony Green <green@moxielogic.com>
17360 * config/moxie/moxie.md: Define length attribute for all instructions.
17362 (*b<cond:code>): Support limited branch ranges for new PC-relative
17363 branch instructions.
17364 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17366 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17368 * config/i386/i386.c (min_insn_size): Use get_attr_length
17369 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17370 For __asm return 0.
17372 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17373 instead of emit_insn_before.
17375 2009-06-10 Ian Lance Taylor <iant@google.com>
17378 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17381 2009-06-10 Revital Eres <eres@il.ibm.com>
17383 * passes.c (init_optimization_passes): Reschedule
17384 predictive-commoning pass before complete unroll pass.
17386 2009-06-10 Martin Jambor <mjambor@suse.cz>
17388 * cgraph.c (cgraph_node_can_be_local_p): New function.
17389 (cgraph_make_node_local): New function.
17390 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17391 (cgraph_make_node_local): Declare.
17393 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17395 * tree.h (tree_base): Add packed_flag and user_align fields.
17396 Decrease size of spare field.
17397 (TYPE_USER_ALIGN): Use user_align from tree_base.
17398 (DECL_USER_ALIGN): Likewise.
17399 (TYPE_PACKED): Use packed_flag from tree_base.
17400 (DECL_PACKED): Likewise.
17401 (tree_type): Delete packed_flag and user_align fields. Widen
17402 precision field. Widen mode field and shuffle fields to align
17403 mode on an 8-bit boundary.
17404 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17405 Renumber decl_flag_* fields. Fix comments. Widen
17406 decl_common_unused field.
17407 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17408 (DECL_EXTERNAL): Likewise.
17409 (DECL_BIT_FIELD): Likewise.
17410 (DECL_NONADDRESSABLE_P): Likewise.
17411 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17412 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17414 2009-06-10 Ian Lance Taylor <iant@google.com>
17416 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17417 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17418 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17419 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17420 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17421 DEF_VEC_ALLOC_FUNC_P.
17422 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17423 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17424 DEF_VEC_ALLOC_FUNC_O.
17425 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17426 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17427 DEF_VEC_ALLOC_FUNC_I.
17428 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17429 (vec_stack_p_reserve_exact_1): Declare.
17430 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17431 (vec_stack_free): Declare.
17432 (VEC_stack_alloc): Define.
17433 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17434 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17435 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17436 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17438 (stack_vecs): New static variable.
17439 (vec_stack_p_reserve_exact_1): New function.
17440 (vec_stack_o_reserve_1): New static function.
17441 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17442 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17443 (vec_stack_free): New function.
17444 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17445 (VEC_df_ref_stack_alloc): Define.
17446 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17447 DEF_VEC_ALLOC_P_STACK.
17448 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17449 (struct df_collection_rec): Change _vec fields to VEC. Remove
17451 (df_free_collection_rec): Adjust for new fields.
17452 (df_insn_rescan): Use new df_collection_rec fields.
17453 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17454 (df_ref_create_structure, df_ref_record): Likewise.
17455 (df_get_conditional_uses, df_get_call_refs): Likewise.
17456 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17457 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17458 (df_record_exit_block_uses, df_bb_verify): Likewise.
17459 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17460 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17461 Remove count parameter. Change return type to void. Change all
17463 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17464 Remove count parameter. Change return type to void. Change all
17466 (df_install_refs): Change old_vec parameter to VEC. Remove count
17467 parameter. Change all callers.
17468 (df_install_mws): Change old_vec parameter to VEC. Remove count
17469 parameter. Change all callers.
17470 (df_refs_verify): Change new_rec parameter to VEC. Change call
17472 (df_mws_verify): Likewise.
17474 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17476 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17478 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17480 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17482 2009-06-10 Anthony Green <green@moxielogic.com>
17484 * config/moxie/crti.asm: New file.
17485 * config/moxie/crtn.asm: New file.
17486 * config/moxie/moxie.c: New file.
17487 * config/moxie/moxie.h: New file.
17488 * config/moxie/sfp-machine.h: New file.
17489 * config/moxie/moxie-protos.h: New file.
17490 * config/moxie/t-moxie: Created.
17491 * config/moxie/t-moxie-softfp: Created.
17492 * config/moxie/moxie.md: Created.
17493 * config/moxie/constraints.md: Created.
17494 * config.gcc: Add moxie support.
17495 * doc/md.texi (Machine Constraints): Add moxie constraints.
17496 * doc/contrib.texi (Contributors): Mention moxie port.
17497 * doc/install.texi (Specific): Mention the moxie port.
17499 2009-06-09 Ian Lance Taylor <iant@google.com>
17501 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17502 compiling with C++.
17503 * optabs.c (optab_table): Only use designated initializers if
17504 HAVE_DESIGNATED_INITIALIZERS is defined.
17505 (convert_optab_table): Likewise.
17506 (init_optabs): Always call init_insn_codes if
17507 HAVE_DESIGNATED_INITIALIZERS is not defined.
17509 2009-06-09 Ian Lance Taylor <iant@google.com>
17511 * targhooks.c (default_builtin_vectorized_function): Change fn
17512 parameter to unsigned int.
17513 (default_builtin_vectorized_conversion): Change code parameter to
17515 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17516 * targhooks.h: Update declarations.
17517 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17518 parameter to unsigned int.
17520 * c-typeck.c (comptypes_check_enum_int): New static function.
17521 (comptypes_internal): Add enum_and_int_p parameter. Change all
17523 (comp_target_types): Add location parameter. Change all callers.
17524 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17525 Change all callers.
17526 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17527 (build_conditional_expr): Add colon_loc parameter. Change all
17529 (convert_for_assignment): Add location parameter. Change all callers.
17530 * c-parser.c (c_parser_conditional_expression): Pass location of
17531 colon to build_conditional_expr.
17532 * c-tree.h (build_conditional_expr): Update declaration.
17534 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17536 * graphite.c: Revert previous patch.
17538 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17541 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17543 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17545 * tree-ssa-loop-prefetch.c
17546 (loop_prefetch_arrays): Fixed a portability problem in printf format
17549 2009-06-09 Martin Jambor <mjambor@suse.cz>
17551 PR tree-optimization/40351
17552 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17553 refrence to a potential artifical subaccess can be constructed.
17555 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17557 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17558 (sh_override_options): Likewise.
17559 * config/sh/sh.c: Include params.h.
17560 (sh_optimization_options): New.
17561 (sh_override_options): Likewise.
17562 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17563 (OVERRIDE_OPTIONS): Use sh_override_options.
17565 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17567 * dwarf2out.c (emit_cfa_remember): New variable.
17568 (add_fde_cfi): If emit_cfa_remember, recurse to add
17569 DW_CFA_remember_state first.
17570 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17571 instead just set emit_cfa_remember.
17573 2009-06-08 Jan Hubicka <jh@suse.cz>
17576 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17578 2009-06-08 Jan Hubicka <jh@suse.cz>
17580 PR middle-end/39834
17581 * cgraphunit.c (save_inline_function_body): Do not copy transform
17582 hooks for saved inline bodies.
17583 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17584 for given function.
17586 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17588 * jump.c (returnjump_p): Handle delayed branches. Add missing
17591 2009-06-08 Jan Hubicka <jh@suse.cz>
17593 PR middle-end/40102
17594 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17595 original node might've been modified.
17596 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17598 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17600 * tree-object-size.c (addr_object_size): Add OSI argument.
17601 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17602 (compute_builtin_object_size, expr_object_size): Adjust callers.
17603 (plus_stmt_object_size): Call addr_object_size instead of
17604 compute_builtin_object_size.
17606 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17607 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17609 * tree-ssa-loop-prefetch.c
17610 (gather_memory_references): Introduced a counter for the number of
17612 (anything_to_prefetch_p): Introduced a counter for the number of
17614 (is_loop_prefetching_profitable): New function with a cost model
17616 (loop_prefetch_arrays): Use the new cost model to determine if
17617 prefetching is profitable.
17618 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17619 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17620 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17621 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17622 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17623 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17625 2009-06-08 Michael Matz <matz@suse.de>
17628 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17629 partitions use the same.
17630 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17631 for basevars of SSA_NAMEs.
17632 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17633 to not expand them twice.
17634 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17637 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17639 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17640 (fdump-final-insns=, gtoggle): New.
17641 * doc/invoke.texi: Document them.
17642 * final.c (rest_of_clean_state): Dump final insn stream.
17643 * gcc.c (invoke_as): Hook in -fcompare-debug.
17644 (static_spec_functions): Add compare-debug-dump-opt,
17645 compare-debug-self-opt and compare-debug-auxbase-opt.
17646 (compare_debug, compare_debug_second, compare_debug_opt): New.
17647 (switches_debug_check, n_switches_debug_check): New.
17648 (debug_auxbase_opt, debug_check_temp_file): New.
17649 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17651 (do_self_spec): Handle arguments after switches.
17652 (do_spec_1): Add .gk extension to temp file basenames for compare.
17653 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17654 (cc1_options): Use it instead of normal auxbase computation for
17655 the second compare-debug compilation.
17656 (compare_files): New.
17657 (main): Set up and implement compare debug mode.
17658 (compare_debug_dump_opt_spec_function): New.
17659 (compare_debug_self_opt_spec_function): New.
17660 (compare_debug_auxbase_opt_spec_function): New.
17661 * toplev.c (process_options): Handle flag_gtoggle,
17662 flag_dump_final_insns.
17663 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17664 during -fcompare-debug-second compilation.
17666 2009-06-07 Ian Lance Taylor <iant@google.com>
17668 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17669 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17671 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17672 with no default node. Change warning with %H to warning_at.
17673 Don't clear warn_switch around case checking.
17674 * doc/invoke.texi (Warning Options): Clarify distinction between
17675 -Wswitch and -Wswitch-enum.
17677 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17679 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17681 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17683 * gbl-ctors.h: Add header guard.
17685 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17687 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17688 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17689 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17690 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17691 prototypes for removed functions.
17692 (expressions_equal_p): Move to ...
17693 * tree-ssa-sccvn.h: ... here and ...
17694 * matrix-reorg.c: ... adjust includes.
17696 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17698 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17700 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17702 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17703 (finish_function): Remove erroneous whitespace.
17705 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17707 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17708 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17710 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17712 * errors.c (internal_error): Commentary typo fix.
17713 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17714 * tree-ssa-pre.c: Ditto.
17716 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17718 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17719 them is supposed to hold actual statements.
17721 2009-06-06 Ian Lance Taylor <iant@google.com>
17723 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17724 empty statements can now have attributes.
17726 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17728 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17729 * config/mips/mips.md: Ditto.
17731 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17733 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17735 (__eabi_uconvert): Likewise.
17737 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17739 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17740 CFI_* definitions with IN_GCC.
17742 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17744 * xcoffout.h (xcoffout_source_line): Update prototype.
17746 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17748 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17749 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17751 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17753 PR middle-end/40340
17754 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17755 inlined_function_outer_scope_p blocks for artificial inlines
17757 * tree.c (tree_nonartificial_location): Rewrite using
17758 block_nonartificial_location.
17760 2009-06-05 Revital Eres <eres@il.ibm.com>
17761 Leehod Baruch <leehod@il.ibm.com>
17763 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17764 (expand_expr_real_1): Remove comment.
17765 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17766 Vectorize misaligned access when the target supports it.
17767 (vect_supportable_dr_alignment): Check for unaligned access support.
17768 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17771 2009-06-05 Julian Brown <julian@codesourcery.com>
17773 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17774 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17776 2009-06-05 Richard Guenther <rguenther@suse.de>
17779 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17780 as possibly unused.
17782 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17784 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17785 (save_gprs): Don't tell unwinder when a global register is saved.
17786 (s390_emit_epilogue): Emit needed epilogue unwind info.
17788 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17790 * dwarf2out.c (deferred_asm_name): New.
17791 (add_name_and_src_coords_attributes): Defer creation of
17792 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17794 (move_linkage_attr): New.
17795 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17798 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17800 * tree-nested.c (finalize_nesting_tree_1): Declare the
17801 frame_decl in the binding tree.
17803 2009-06-04 Cary Coutant <ccoutant@google.com>
17805 * basic-block.h (struct basic_block_def): Add discriminator field.
17806 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17808 * debug.c (do_nothing_debug_hooks): Add additional entry.
17809 (debug_nothing_int_charstar_int): New function.
17810 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17811 (debug_nothing_int_charstar_int): New declaration.
17812 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17813 discriminator value in .loc directive.
17814 * final.c (last_discriminator): New variable.
17815 (discriminator): New variable.
17816 (final_start_function): Initialize above variables, pass current
17817 discriminator to debug hook.
17818 (notice_source_line): Check for discriminator change.
17819 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17820 * sdbout.c (sdbout_source_line): New parameter.
17821 * tree-cfg.c (struct locus_discrim_map): New structure type.
17822 (discriminator_per_locus): New hash table.
17823 (build_gimple_cfg): Allocate and free discriminator hash table.
17824 (make_edges): Call assign_discriminator.
17825 (locus_map_hash): New function.
17826 (locus_map_eq): New function.
17827 (next_discriminator_for_locus): New function.
17828 (same_line_p): New function.
17829 (assign_discriminator): New function.
17830 (make_cond_expr_edges): Call assign_discriminator.
17831 (make_gimple_switch_edges): Likewise.
17832 (first_non_label_stmt): New function.
17833 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17835 * xcoffout.c (xcoffout_source_line): Add new parameter.
17837 * configure.ac (gcc_cv_as_discriminator): New configury check for
17838 gas support for discriminator.
17839 * configure: Regenerate.
17840 * config.in: Regenerate.
17842 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17844 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17845 val after checking for integers.
17847 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17849 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17851 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17852 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17853 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17854 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17855 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17856 X64_SSE_REGPARM_MAX.
17857 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17858 X64_SSE_REGPARM_MAX.
17860 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17862 * gcc.c (report_times_to_file): New.
17863 (execute): Implement it.
17864 (process_command): Support -time=.
17865 * doc/invoke.texi: Document it.
17867 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17869 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17870 that have value exprs.
17872 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17874 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17875 declarations for constants until...
17876 (dw2_output_indirect_constant_1): ... this point.
17878 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17881 * arm.md (arm_addsi3): Don't try to split an add with an
17882 eliminable register until after reload has completed.
17884 2009-06-03 Ian Lance Taylor <iant@google.com>
17886 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17887 * genattrtab.c (write_length_unit_log): Likewise.
17888 * genchecksum.c (dosum): Likewise.
17889 * gengtype.c (write_rtx_next): Likewise.
17890 (finish_root_table, write_roots): Likewise.
17891 * gimple.c (gimple_ops_offset_): Likewise.
17892 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17893 * config/arc/arc.c (arc_attribute_table): Likewise.
17894 * config/arm/arm.c (arm_attribute_table): Likewise.
17895 * config/avr/avr.c (avr_attribute_table): Likewise.
17896 * config/crx/crx.c (crx_attribute_table): Likewise.
17897 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17898 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17899 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17900 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17901 * config/sh/sh.c (sh_attribute_table): Likewise.
17902 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17903 * config/spu/spu.c (spu_attribute_table): Likewise.
17904 * config/v850/v850.c (v850_attribute_table): Likewise.
17906 * config/alpha/alpha.c (vms_attribute_table): Make static.
17907 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17908 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17909 * config/mips/mips.c (mips_attribute_table): Likewise.
17911 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17913 (cc1-checksum.o): Likewise.
17915 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17917 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17919 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17921 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17922 insn if it is changing sp. Use gen_add3_insn instead of
17923 conditionally gen_addsi3 and gen_adddi3.
17924 (offset_below_red_zone_p): New static inline function.
17925 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17926 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17927 * config/rs6000/ppc-asm.h: Include auto-host.h.
17928 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17929 CFI_RESTORE): Define.
17930 * config/rs6000/crtresxgpr.asm: Add unwind info.
17931 * config/rs6000/crtresxfpr.asm: Likewise.
17932 * config/rs6000/crtresgpr.asm: Likewise.
17933 * config/rs6000/crtresfpr.asm: Likewise.
17934 * config/rs6000/crtsavgpr.asm: Likewise.
17935 * config/rs6000/crtsavfpr.asm: Likewise.
17937 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17938 argument of DWARF2_FRAME_REG_OUT macros.
17940 2009-06-03 Julian Brown <julian@codesourcery.com>
17942 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17943 words or less (including TImode) in core registers.
17945 2009-06-03 Richard Guenther <rguenther@suse.de>
17947 PR middle-end/40328
17948 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17950 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17952 * statistics.c (statistics_counter_event): Do not record event
17953 in pass dump if its number == -1.
17954 (curr_statistics_hash): Add assert that we never get passes
17955 with static number == -1.
17957 2009-06-03 Richard Guenther <rguenther@suse.de>
17958 Andrey Belevantsev <abel@ispras.ru>
17960 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17961 non-BLKmode arrays addressable.
17963 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17965 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17966 * config/m68k/m68k.h: ... here.
17968 2009-06-03 Martin Jambor <mjambor@suse.cz>
17970 PR tree-optimization/40323
17971 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17974 2009-06-03 Richard Guenther <rguenther@suse.de>
17976 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17979 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17981 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17982 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17983 JUMP_TABLE_DATA_P where applicable.
17984 * config/sh/sh.c: Ditto.
17985 * config/sh/sh.h: Ditto.
17986 * config/sh/sh.md: Ditto.
17987 * config/sh/symbian.c: Ditto.
17989 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17991 * config/i386/driver-i386.c (describe_cache): Optimize
17992 concatenation of strings. Use snprintf instead of sprintf.
17993 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17994 target when not compiling with GCC.
17996 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17998 * config/sh/sh.c: Revert last change.
17999 (sh_expand_epilogue): Emit a blockage insn before the frame
18000 pointer adjustment unconditionally.
18002 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18004 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
18005 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
18006 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
18007 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
18008 to COLLECT_GCC_OPTIONS.
18010 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18012 * collect2.c (target_system_root): New variable.
18013 (main): Handle --sysroot=.
18014 (ignore_library): Strip the sysroot from the library path.
18016 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18018 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
18019 (collect2.o): Depend on collect2-aix.h.
18020 (collect2-aix.o): New rule.
18021 * collect2-aix.h: New file.
18022 * collect2-aix.c: Likewise.
18023 * collect2.c: Include collect2-aix.h. Don't undefine
18024 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
18025 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
18026 Use TARGET_AIX_VERSION instead of _AIX51.
18027 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
18028 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
18029 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
18030 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
18031 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
18033 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18035 * collect2.c (ignore_library): Avoid premature post-increment
18036 and null deference.
18038 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18040 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
18041 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
18042 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
18043 CROSS_DIRECTORY_STRUCTURE too.
18044 (LINK_LIBG_SPEC): Likewise.
18045 (LIB_SPEC): Add %R to sysroot paths.
18046 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
18047 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
18048 * config/rs6000/aix51.h: As for aix43.h.
18049 * config/rs6000/aix52.h: Likewise.
18050 * config/rs6000/aix53.h: Likewise.
18051 * config/rs6000/aix61.h: Likewise.
18052 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
18053 to the beginning of sysroot paths.
18055 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18057 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
18058 INSN_LISTs that are out of the REG_NOTE range.
18060 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18062 * loop-unroll.c (struct iv_to_split): Add pointer to next.
18063 (struct var_to_expand): Likewise.
18064 (struct opt_info): Add head and tail for linked lists of the above.
18065 (analyze_insn_to_expand_var): Initialize next.
18066 (analyze_iv_to_split_insn): Likewise.
18067 (analyze_insns_in_loop): Create linked lists.
18068 (allocate_basic_variable): Simplify for use without hash table.
18069 (insert_var_expansion_initialization): Likewise, make it type-safer.
18070 (combine_var_copies_in_loop_exit): Likewise.
18071 (apply_opt_in_copies): Walk lists rather than hash tables.
18072 (release_var_copies): Simplified and inlined by hand into...
18073 (free_opt_info): ... this function.
18075 2009-06-02 Richard Guenther <rguenther@suse.de>
18077 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18080 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18082 * cfgexpand.c (gimple_expand_cfg): Discard the source location
18083 only for builtins that are not overridden.
18085 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18087 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
18090 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18092 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
18094 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18096 * combine.c (move_deaths): Compare LUIDs within the same BB only.
18098 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18100 * common.opt (fdump-unnumbered-links): New.
18101 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
18102 * print-rtl.c (flag_dump_unnumbered_links): New.
18103 (print_rtx): Test it.
18105 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
18107 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
18108 push/pop multiple to 8-byte alignment.
18110 2009-06-01 Jakub Jelinek <jakub@redhat.com>
18112 * config/i386/i386.c (queued_cfa_restores): New static variable.
18113 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
18115 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
18116 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
18117 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
18118 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
18119 note unconditionally.
18120 (ix86_emit_restore_regs_using_mov): Likewise.
18121 (ix86_emit_restore_sse_regs_using_mov): Likewise.
18122 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
18123 it through to ix86_emit_restore_reg_using_pop.
18124 (ix86_emit_leave): Add RED_OFFSET argument. Call
18125 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
18126 instead of adding REG_CFA_OFFSET note unconditionally.
18127 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
18128 the above functions. Call ix86_add_queued_cfa_restore_notes when
18131 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
18132 force output of the label even for dwarf2out_do_cfi_asm.
18133 (add_fde_cfi): If -g2 and above and cfi might change CFA,
18134 force creation of CFI label and chain DW_CFA_set_loc jumping to it
18135 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
18137 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
18138 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
18139 dwarf2out_cfi_label callers.
18140 * tree.h (dwarf2out_cfi_label): Adjust prototype.
18141 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
18142 Adjust dwarf2out_cfi_label callers.
18143 * config/vax/vax.c (vax_output_function_prologue): Likewise.
18145 * config/i386/i386.h (struct machine_cfa_state,
18146 struct machine_function): Guard with ifndef USED_FOR_TARGET
18147 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
18150 * emutls.c (__emutls_get_address): Change arr->size to mean number
18151 of allocated arr->data entries instead of # of slots + 1.
18153 PR middle-end/40316
18154 * recog.c (peep2_reinit_state): New function.
18155 (peephole2_init_state): Use it at the end of a basic block and also
18156 when seeing a RTX_FRAME_RELATED_P insn.
18158 2009-06-01 Steve Ellcey <sje@cup.hp.com>
18160 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
18161 fixuns_truncrfdi2): New.
18162 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
18163 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
18164 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
18165 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
18166 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
18167 *recip_approx): Remove.
18168 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
18169 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
18170 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
18172 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
18175 2009-06-01 Ian Lance Taylor <iant@google.com>
18177 * attribs.c (register_attribute): Use CONST_CAST.
18178 * collect2.c (main): Use CONST_CAST2.
18179 (scan_prog_file): Likewise.
18180 * gcc.c (process_command, main): Likewise.
18181 * toplev.c (toplev_main): Likewise.
18183 * c-typeck.c (handle_warn_cast_qual): New static function,
18184 partially broken out of build_c_cast.
18185 (build_c_cast): Call handle_warn_cast_qual.
18186 * doc/invoke.texi (Warning Options): Document new effect of
18189 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
18191 * diagnostic.c (diagnostic_build_prefix): Always print columns.
18192 (diagnostic_report_current_module): Print columns.
18193 * common.opt (flag_show_column): Enable by default.
18195 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
18197 * alias.c (find_base_term): Check for NULL term before returning.
18199 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18201 Revert due to PR40320:
18202 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18203 * calls.c (emit_library_call_value_1): Don't force_operand for move
18206 2009-06-01 Olivier Hainque <hainque@adacore.com>
18207 Eric Botcazou <ebotcazou@adacore.com>
18209 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
18210 to be processed as a bitfield for constructor output purposes.
18211 * output.h (initializer_constant_valid_for_bitfield_p): Declare
18213 * varasm.c (oc_local_state): New type, output_constructor
18214 local state to support communication with helpers.
18215 (oc_outer_state): New type, output_constructor outer state of
18216 relevance in recursive calls.
18217 (output_constructor_array_range): New output_constructor helper,
18218 extracted code for an array range element.
18219 (output_constructor_regular_field): New output_constructor helper,
18220 extracted code for an element that is not a bitfield.
18221 (output_constructor_bitfield): New output_constructor helper,
18222 extracted code for a bitfield element. Accept an OUTER state
18223 argument for recursive processing. Recurse on record or array
18224 CONSTRUCTOR values, possibly past noop conversions.
18225 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
18226 VALUE is a valid constant-valued expression for use in a static
18227 bit-field initializer.
18228 (output_constructor): Rework to use helpers. Accept and honor an
18229 OUTER state argument for recursive calls. Return total size. Be
18230 prepared for nested constructors initializing bitfields.
18231 (output_constant): Feed OUTER in calls to output_constructor.
18233 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18235 * calls.c (emit_library_call_value_1): Don't force_operand for move
18238 2009-06-01 Nick Clifton <nickc@redhat.com>
18240 * doc/invoke.texi (IA-64 Options): Fix typo.
18242 2009-06-01 Ira Rosen <irar@il.ibm.com>
18244 PR tree-optimization/39129
18245 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
18247 (vect_do_peeling_for_loop_bound): Use
18248 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18249 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18250 (vect_loop_versioning): Likewise.
18251 (vect_create_cond_for_alias_checks): Fix indentation.
18252 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
18254 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
18255 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
18256 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18257 "control flow in loop".
18258 (vect_estimate_min_profitable_iters): Use
18259 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18260 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18261 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18262 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18263 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18264 statement belongs to a group of strided accesses with the exact code
18266 (vectorizable_load): Likewise.
18267 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18268 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18270 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18272 * config/freebsd-stdint.h: New file.
18273 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18274 Add freebsd-stdint.h to tm_file.
18276 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18278 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18279 (thumb2_extendhidi2): Likewise.
18281 2009-05-31 Ian Lance Taylor <iant@google.com>
18283 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18285 2009-05-31 Ian Lance Taylor <iant@google.com>
18287 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18288 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18289 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18291 2009-05-31 Jason Merrill <jason@redhat.com>
18293 * tree-pretty-print.c (print_call_name): Take the callee, not the
18294 call itself. Make non-static. Use dump_function_name for functions.
18295 (dump_generic_node): Adjust.
18296 * diagnostic.h: Declare print_call_name.
18297 * gimple-pretty-print.c (dump_gimple_call): Use it.
18299 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18301 * config/sh/sh.md (ashldi3_std): New define_expand.
18304 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18307 * config/sh/sh.c: Include debug.h.
18308 (sh_expand_epilogue): Emit a blockage insn before the frame
18309 pointer adjustment also when dwarf2out_do_frame returns true.
18311 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18313 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18314 (thumb2_extendqidi2): New pattern.
18316 2009-05-31 Ira Rosen <irar@il.ibm.com>
18318 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18319 mark phis for renaming.
18320 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18321 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18322 Call mark_sym_for_renaming.
18323 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18324 * tree-vect-loop.c (vect_transform_loop): Remove
18325 vect_memsyms_to_rename initialization and a call to
18326 mark_set_for_renaming.
18328 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18330 PR middle-end/40304
18331 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18332 frame related even if !set_cfa && style < 0.
18334 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18336 * config/i386/mingw-tls.c: New file.
18337 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18338 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18339 defining _WIN32 but not __CYGWIN__.
18341 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18343 * configure.ac: Add MPC support.
18345 * config.in, configure: Regenerate.
18347 2009-05-29 Richard Henderson <rth@redhat.com>
18349 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18350 NOTE_INSN_BASIC_BLOCK.
18351 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18352 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18353 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18355 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18357 (add_cfi): Disable check redefining cfa away from drap.
18358 (lookup_cfa_1): Add remember argument; handle remember/restore.
18359 (lookup_cfa): Pass remember argument.
18360 (cfa_remember): New.
18361 (compute_barrier_args_size_1): Remove sibcall check.
18362 (dwarf2out_frame_debug_def_cfa): New.
18363 (dwarf2out_frame_debug_adjust_cfa): New.
18364 (dwarf2out_frame_debug_cfa_offset): New.
18365 (dwarf2out_frame_debug_cfa_register): New.
18366 (dwarf2out_frame_debug_cfa_restore): New.
18367 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18368 (dwarf2out_begin_epilogue): New.
18369 (dwarf2out_frame_debug_restore_state): New.
18370 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18371 DW_CFA_restore_state.
18372 (output_cfi_directive): Likewise.
18373 (convert_cfa_to_fb_loc_list): Likewise.
18374 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18375 * dwarf2out.h: Update.
18376 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18377 (copy_insn_1): Early out for null.
18378 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18379 and dwarf2out_frame_debug_restore_state.
18380 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18381 (prologue_insn_hash, epilogue_insn_hash): New.
18382 (free_after_compilation): Adjust freeing accordingly.
18383 (record_insns): Create hash table if needed; push insns into
18384 hash instead of array.
18385 (maybe_copy_epilogue_insn): New.
18386 (contains): Search hash table instead of array.
18387 (sibcall_epilogue_contains): Remove.
18388 (thread_prologue_and_epilogue_insns): Split eh_return insns
18389 and mark them as epilogues.
18390 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18391 scanning in terms of basic blocks.
18392 * insn-notes.def (CFA_RESTORE_STATE): New.
18393 * jump.c (returnjump_p_1): Accept EH_RETURN.
18394 (eh_returnjump_p_1, eh_returnjump_p): New.
18395 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18396 CFA_REGISTER, CFA_RESTORE): New.
18397 * rtl.def (EH_RETURN): New.
18398 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18400 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18401 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18403 * config/i386/i386.c (gen_push): Update cfa state.
18404 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18405 add a CFA_ADJUST_CFA note.
18406 (ix86_dwarf_handle_frame_unspec): Remove.
18407 (ix86_expand_prologue): Update cfa state.
18408 (ix86_emit_restore_reg_using_pop): New.
18409 (ix86_emit_restore_regs_using_pop): New.
18410 (ix86_emit_leave): New.
18411 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18412 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18413 * config/i386/i386.h (struct machine_cfa_state): New.
18414 (ix86_cfa_state): New.
18415 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18416 (eh_return_internal): Merge from eh_return_<mode>,
18417 use eh_return rtx, split w/ epilogue.
18419 2009-05-29 Ian Lance Taylor <iant@google.com>
18421 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18423 * calls.c (emit_library_call_value_1): Likewise.
18425 * c-typeck.c (c_build_va_arg): New function.
18426 * c-tree.h (c_build_va_arg): Declare.
18427 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18428 instead of build_va_arg.
18430 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18432 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18433 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18434 (ptr_difference_cost): Use affine combinations to compute it.
18435 (difference_cost): Likewise.
18436 (get_computation_cost_at): Compute more accurate cost for addresses
18437 if the ratio is a multiplier allowed in addresses.
18438 For non-addresses, consider that an additional offset or symbol is
18441 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18443 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18444 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18446 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18447 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18448 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18450 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18451 to 1 for TYPE_SSE{IADD1,CVT1}.
18452 (prefix_vex_imm8): Removed.
18453 (length_vex): Only pass 1 as second argument to
18454 ix86_attr_length_vex_default if prefix_extra is 0.
18455 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18456 (length): For prefix vex computation use length_immediate
18457 attribute instead of prefix_vex_imm8.
18458 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18459 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18460 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18461 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18462 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18463 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18464 a space in between the operands.
18465 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18466 if one operand is 0xff and the other one si, di, bp or sp.
18467 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18468 other one si, di, bp or sp.
18469 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18470 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18471 type and mode attributes.
18472 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18473 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18474 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18475 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18476 prefix_data16 attribute iff MODE_DF.
18477 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18478 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18479 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18480 constm128_operand in length_immediate computation.
18481 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18482 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18483 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18484 length_immediate attribute to 1.
18485 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18486 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18487 for certain alternatives.
18488 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18489 prefix_data16 attribute if MODE_V1DF.
18490 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18491 length_immediate to 1.
18492 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18493 length_address to 4, set mode attribute to MODE_DI.
18494 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18495 (fxam<mode>2_i387): Set length attribute to 4.
18496 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18497 *prefetch_3dnow_rex): Override length_address attribute.
18498 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18500 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18501 (constm128_operand): Removed.
18502 * config/i386/i386.c (memory_address_length): For
18503 disp && !index && !base in 64-bit mode account for SIB byte if
18504 print_operand_address can't optimize disp32 into disp32(%rip)
18505 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18506 for fs: or gs: segment.
18507 (ix86_attr_length_immediate_default): When checking if shortform
18508 is possible, truncate immediate to the length of the non-shortened
18510 (ix86_attr_length_address_default): Ignore MEM_P operands
18512 (ix86_attr_length_vex_default): Only check for DImode on
18513 GENERAL_REG_P operands.
18514 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18515 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18516 (sse_cvttps2pi): Clear prefix_rep attribute.
18517 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18519 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18520 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18521 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18522 iff operand 2 is const_int_operand.
18523 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18524 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18525 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18527 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18529 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18530 prefix_data16 attribute for movlpd and movhpd instructions.
18531 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18532 length_immediate for shufpd instruction.
18533 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18534 (avx_cmpp<avxmodesuffixf2c><mode>3,
18535 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18536 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18537 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18538 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18539 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18540 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18541 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18542 prefix_data16 attribute for the first alternative to 1.
18543 (*avx_loadlps): Override length_immediate for the first alternative.
18544 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18545 attributes for second alternative.
18546 (*vec_concatv2sf_sse4_1): Override length_immediate and
18547 prefix_data16 attributes for second alternative.
18548 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18549 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18550 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18551 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18552 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18553 prefix_data16 and length_immediate to 1.
18554 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18556 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18557 prefix_extra attribute for variants that don't have 0f prefix alone.
18558 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18559 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18560 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18561 *sse4_1_pextrd): Set length_immediate to 1.
18562 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18563 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18565 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18566 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18567 length_immediate to 1 for second alternative.
18568 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18569 prefix_extra and length_immediate attributes for the first
18571 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18573 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18574 to 1 for the first and third alternative.
18575 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18577 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18579 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18581 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18582 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18583 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18584 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18585 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18586 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18587 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18588 ssse3_psign<mode>3): Override prefix_rex attribute.
18589 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18590 (ssse3_palignrti): Override length_immediate to 1.
18591 (ssse3_palignrdi): Override length_immediate to 1, override
18592 prefix_rex attribute.
18593 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18594 (sse4a_extrqi): Override length_immediate to 2.
18595 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18596 (sse4a_insertq): Override prefix_data16 to 0.
18597 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18598 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18599 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18600 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18601 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18602 and length_immediate to 1.
18603 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18604 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18605 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18606 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18607 and length_immediate to 1.
18608 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18609 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18610 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18611 avx_ptest256): Override prefix_extra to 1.
18612 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18613 Override prefix_data16 and length_immediate to 1.
18614 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18615 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18616 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18617 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18618 prefix_data16 to 0 and prefix_extra to 2.
18619 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18620 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18622 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18623 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18624 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18625 and prefix_extra to 2.
18626 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18627 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18628 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18629 avx_vpermilvar<mode>3,
18630 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18631 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18632 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18633 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18634 Override prefix_extra to 1.
18635 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18636 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18637 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18638 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18639 prefix_extra and length_immediate to 1.
18640 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18642 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18643 to 1 for the first alternative.
18644 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18645 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18647 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18648 *movv2sf_internal_avx, *movv2sf_internal): Override
18649 prefix_rep attribute for certain alternatives.
18650 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18651 attributes for certain alternatives.
18652 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18653 attributes for certain alternatives.
18654 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18655 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18656 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18657 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18658 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18659 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18660 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18661 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18662 length_immediate to 1 if operand 2 is const_int_operand.
18663 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18664 *vec_extractv2si_1): Set length_immediate attribute to 1.
18665 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18666 using old 3DNOW insn rather than SSE/3DNOW_A.
18667 (mmx_emms, mmx_femms): Clear modrm attribute.
18669 2009-05-29 Martin Jambor <mjambor@suse.cz>
18671 * tree-sra.c: New implementation of SRA.
18673 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18674 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18675 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18676 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18677 (SRA_MAX_STRUCTURE_COUNT): Removed.
18678 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18679 * doc/invoke.texi (sra-max-structure-size): Removed.
18680 (sra-field-structure-ratio): Removed.
18682 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18684 PR middle-end/40291
18685 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18688 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18690 PR rtl-optimization/40101
18691 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18692 seqno. Adjust comment.
18693 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18694 inserting bookkeeping before a jump, the jump is not scheduled.
18695 When no positive seqno found, provide a value. Add comment.
18697 2009-05-29 Richard Guenther <rguenther@suse.de>
18699 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18700 short-cutting on the first component.
18702 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18704 PR middle-end/39958
18705 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18706 for trees other than decls/types.
18708 2009-05-29 Richard Guenther <rguenther@suse.de>
18710 * tree-ssa-operands.c (get_expr_operands): Do not handle
18711 INDIRECT_REFs in the handled-component case. Remove
18712 unused get_ref_base_and_extent case.
18713 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18714 tree_low_cst and host_integerp where possible.
18715 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18716 codes for equivalence.
18717 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18719 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18721 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18722 to tmake_file for i[34567]86-*-cygwin*.
18724 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18727 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18728 (altivec_categorize_keyword, init_vector_keywords,
18729 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18732 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18734 * tree.c (handle_dll_attribute): Check if node is
18735 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18737 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18739 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18741 (thumb2_zero_extendqidi2): Likewise.
18743 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18745 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18746 instead of gen_movrt.
18747 * config/sh/sh.md (movrt): Remove.
18749 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18751 * doc/invoke.texi (IA-64 Options):
18752 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18753 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18754 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18755 -msched-prefer-non-control-spec-insns,
18756 -msched-stop-bits-after-every-cycle,
18757 -msched-count-spec-in-critical-path,
18758 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18759 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18760 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18761 and -msched-spec-verbose.
18763 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18765 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18766 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18768 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18770 2009-05-28 Richard Guenther <rguenther@suse.de>
18772 * tree-ssa-alias.c (ao_ref_init): New function.
18773 (ao_ref_base): Likewise.
18774 (ao_ref_base_alias_set): Likewise.
18775 (ao_ref_alias_set): Likewise.
18776 (refs_may_alias_p_1): Change signature.
18777 (refs_may_alias_p): Adjust.
18778 (refs_anti_dependent_p): Likewise.
18779 (refs_output_dependent_p): Likewise.
18780 (call_may_clobber_ref_p_1): Change signature.
18781 (call_may_clobber_ref_p): Adjust.
18782 (stmt_may_clobber_ref_p_1): New function split out from ...
18783 (stmt_may_clobber_ref_p): ... here.
18784 (maybe_skip_until): Adjust signature.
18785 (get_continuation_for_phi): Likewise.
18786 (walk_non_aliased_vuses): Likewise.
18787 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18788 (ao_ref_init): Declare.
18789 (ao_ref_base): Likewise.
18790 (ao_ref_alias_set): Likewise.
18791 (stmt_may_clobber_ref_p_1): Likewise.
18792 (walk_non_aliased_vuses): Adjust.
18793 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18794 (get_ref_from_reference_ops): remove.
18795 (vn_reference_lookup_2): Adjust signature.
18796 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18797 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18798 (vn_reference_lookup): Adjust.
18799 (vn_reference_insert): Likewise.
18800 (vn_reference_insert_pieces): Adjust signature.
18801 (visit_reference_op_call): Adjust.
18802 * tree-ssa-pre.c (get_expr_type): Simplify.
18803 (phi_translate_1): Adjust.
18804 (compute_avail): Likewise.
18805 (translate_vuse_through_block): Do not re-build trees.
18806 (value_dies_in_block_x): Likewise.
18807 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18809 (vn_reference_lookup_pieces): Adjust declaration.
18810 (vn_reference_insert_pieces): Likewise.
18812 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18814 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18815 with checking disabled.
18817 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18821 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18822 macro definition for support of three-operand format aligned
18823 .comm directive in assembler on cygwin/pe/mingw target OS.
18824 * configure: Regenerate.
18825 * config.h: Regenerate.
18827 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18828 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18829 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18831 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18832 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18834 2009-05-28 Ira Rosen <irar@il.ibm.com>
18836 PR tree-optimization/40254
18837 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18838 in analysis of basic blocks.
18840 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18842 PR middle-end/33699
18843 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18844 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18845 (TARGET_INITIALIZER): Use it.
18846 * cse.c (CHEAPER): Move it up to the other macros.
18847 (insert): Rename this ...
18848 (insert_with_costs): ... to this. Add cost parameters. Update
18850 (insert): New function. Call insert_with_costs.
18851 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18852 find_reg_offset_for_const, try_const_anchors): New functions.
18853 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18854 when using a const-anchor. Call insert_const_anchors.
18855 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18856 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18858 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18860 * tree-inline.c (remap_decls): Enable nonlocalized variables
18861 when not optimizing.
18863 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18865 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18866 Simplify other tests involving optimize.
18868 2009-05-27 Tom Tromey <tromey@redhat.com>
18870 * unwind-dw2.c (_Unwind_DebugHook): New function.
18871 (uw_install_context): Call _Unwind_DebugHook.
18873 2009-05-27 Tom Tromey <tromey@redhat.com>
18875 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18877 2009-05-27 Ian Lance Taylor <iant@google.com>
18879 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18880 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18881 (ALL_LINKERFLAGS): Define.
18882 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18883 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18884 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18885 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18886 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18887 $(LINKER_FOR_BUILD).
18888 (build/gcov-iov$(build_exeext)): Likewise.
18890 2009-05-27 Julian Brown <julian@codesourcery.com>
18892 * gcse.c (target.h): Include.
18893 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18894 copy of argument to a pseudo register.
18896 2009-05-27 Diego Novillo <dnovillo@google.com>
18898 * tree-ssa-live.c (dump_scope_block): Document arguments.
18899 (dump_scope_blocks): Document.
18900 (debug_scope_blocks): New.
18901 * tree-flow.h (debug_scope_blocks): Declare.
18903 2009-05-21 Denis Chertykov <denisc@overta.ru>
18905 * doc/contrib.texi (Contributors): Add myself to the list.
18907 2009-05-27 Olivier Hainque <hainque@adacore.com>
18909 * expr.c (target_align): New function. Alignment the TARGET of an
18910 assignment may be assume to have.
18911 (highest_pow2_factor_for_target): Use it instead of relying on
18912 immediate tree attributes of TARGET, not necessarily honored when
18913 intermediate bitfields are involved.
18915 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18918 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18919 AVX, SSE4, AES, PCLMUL and POPCNT.
18921 2009-05-27 Diego Novillo <dnovillo@google.com>
18923 * tree-pretty-print.c (dump_location): New.
18924 (dump_generic_node): Call it.
18925 Factor code to handle BLOCK nodes ...
18926 (dump_block_node): ... here.
18928 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18930 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18932 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18934 * gcc-plugin.h: Include config.h and system.h.
18935 (IN_GCC): Define if not defined.
18937 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18939 PR middle-end/40249
18940 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18943 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18945 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18947 * config/m32r/m32r.h: Ditto.
18948 * config/m32r/m32r.md: Ditto.
18949 * config/m32r/predicates.md: Ditto.
18951 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18953 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18955 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18958 (Loading plugins): typo.
18959 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18960 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18961 (Interacting with the GCC Garbage Collector): Added new section.
18962 (Giving information about a plugin): Added new section for
18964 * ggc.h (ggc_register_root_tab): Added declaration.
18965 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18966 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18967 (register_callback): Improved comment in declaration.
18968 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18969 (extra_root_vec) Added static variable for dynamic roots registration.
18970 (ggc_register_root_tab) Added new routine.
18971 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18972 PLUGIN_GGC_MARKING event.
18973 * ggc-zone.c: Include plugin.h.
18974 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18975 * ggc-page.c: Include plugin.h.
18976 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18977 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18978 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18979 (register_callback): check lack of callbacks for
18980 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18981 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18982 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18983 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18984 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18985 dependency on plugin.h.
18986 (plugin.o): Added dependency on ggc.h...
18988 2009-05-26 Richard Guenther <rguenther@suse.de>
18990 PR middle-end/40248
18992 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18993 with mismatched comparison modes.
18995 * expr.c (expand_expr_real_1): Expand the operand of a
18996 VIEW_CONVERT_EXPR in its natural mode.
18998 2009-05-26 Ian Lance Taylor <iant@google.com>
19000 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
19001 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
19002 (ALL_COMPILERFLAGS): Define.
19003 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
19004 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19005 (collect2$(exeext), collect2.o): Likewise.
19006 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
19007 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
19008 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
19009 (libbackend.o, intl.o, cppdefault.o): Likewise.
19010 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19011 (build/%.o): Use $(COMPILER_FOR_BUILD).
19012 (build/gen%$(build_exeext)): Likewise.
19013 (build/gcov-iov$(build_exeext)): LIkewise.
19014 * config/t-darwin (darwin.o): Use $(COMPILER).
19015 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
19016 * config/t-sol2 (sol2-c.o): Likewise.
19017 (sol2.o): Likewise.
19018 * config/t-vxworks (vxworks.o): Likewise.
19019 * config/x-darwin (host-darwin.o): Likewise.
19020 * config/x-hpux (host-hpux.o): Likewise.
19021 * config/x-linux (host-linux.o): Likewise.
19022 * config/x-solaris (host-solaris.o): Likewise.
19023 * config/alpha/x-alpha (driver-alpha.o): Likewise.
19024 * config/arm/t-arm (arm-c.o): Likewise.
19025 * config/arm/t-pe (pe.o): Likewise.
19026 * config/arm/t-wince-pe (pe.o): Likewise.
19027 * config/i386/t-cygming (winnt.o): Likewise.
19028 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
19029 * config/i386/t-cygwin (cygwin1.o): Likewise.
19030 (cygwin2.o): Likewise.
19031 * config/i386/t-i386 (i386-c.o): Likewise.
19032 * config/i386/t-interix (winnt.o): Likewise.
19033 * config/i386/t-netware (netware.o): Likewise.
19034 * config/i386/t-nwld (nwld.o): Likewise.
19035 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
19036 * config/i386/x-i386 (driver-i386.o): Likewise.
19037 * config/i386/x-cygwin (host-cygwin.o): Likewise.
19038 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
19039 * config/ia64/t-ia64 (ia64-c.o): Likewise.
19040 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
19041 * config/mips/x-native (driver-native.o): Likewise.
19042 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
19043 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
19044 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
19045 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
19046 * config/score/t-score-elf (score7.o): Likewise.
19047 (score3.o): Likewise.
19048 * config/sh/t-sh (sh-c.o): Likewise.
19049 * config/sh/t-symbian (sh-c.o): Likewise.
19050 (symbian.o): Likewise.
19051 * config/spu/t-spu-elf (spu-c.o): Likewise.
19052 * config/v850/t-v850 (v850-c.o): Likewise.
19053 * config/v850/t-v850e (v850-c.o): Likewise.
19055 2009-05-26 Richard Guenther <rguenther@suse.de>
19057 PR tree-optimization/40122
19058 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
19059 VECTOR_CSTs if possible.
19060 (fold_gimple_assign): Likewise.
19062 2009-05-26 Richard Guenther <rguenther@suse.de>
19064 PR middle-end/40252
19065 * fold-const.c (fold_binary): Use the correct types for building
19068 2009-05-26 Richard Guenther <rguenther@suse.de>
19070 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
19071 redundant calls to merge_alias_info.
19072 (bump_vector_ptr): Likewise.
19073 * tree-ssa-copy.c (merge_alias_info): Remove.
19074 (replace_exp_1): Remove call to merge_alias_info.
19075 (propagate_tree_value): Likewise.
19076 (fini_copy_prop): Propagate points-to info.
19077 * tree-flow.h (merge_alias_info): Remove.
19079 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19081 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
19083 2009-05-25 Jan Hubicka <jh@suse.cz>
19085 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19086 * cgraph.h (struct inline_summary): New filed self_wize,
19087 size_inlining_benefit, self_time and time_inlining_benefit.
19088 (struct cgraph_global_info): Replace insns by time ans size fields.
19089 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19090 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19091 (ipcp_update_callgraph): Do not touch function bodies.
19092 * ipa-inline.c: Include except.h
19093 (MAX_TIME): New constant.
19094 (overall_insns): Remove.
19095 (leaf_node_p): New.
19096 (overall_size, max_benefit): New static variables.
19097 (cgraph_estimate_time_after_inlining): New function.
19098 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19099 (cgraph_clone_inlined_nodes): Update size.
19100 (cgraph_mark_inline_edge): Update size.
19101 (cgraph_estimate_growth): Use size info.
19102 (cgraph_check_inline_limits): Check size.
19103 (cgraph_default_inline_p): Likewise.
19104 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19105 (cgraph_decide_recursive_inlining): Check size.
19106 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19108 (cgraph_decide_inlining): Likewise.
19109 (cgraph_decide_inlining_incrementally): Likewise; honor
19110 PARAM_EARLY_INLINING_INSNS.
19111 (likely_eliminated_by_inlining_p): New predicate.
19112 (estimate_function_body_sizes): New function.
19113 (compute_inline_parameters): Use it.
19114 * except.c (must_not_throw_labels): New function.
19115 * except.h (must_not_throw_labels): Declare.
19116 * tree-inline.c (init_inline_once): Kill inlining_weigths
19117 * tree-ssa-structalias.c: Avoid uninitialized warning.
19118 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19119 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19120 (PARAM_INLINE_CALL_COST): Remove.
19121 (PARAM_EARLY_INLINING_INSNS): New.
19123 2009-05-25 Richard Guenther <rguenther@suse.de>
19125 PR tree-optimization/36327
19126 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
19127 callback for reference translation or lookup at the point of may-defs.
19128 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
19129 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
19130 for union COMPONENT_REFs.
19131 (vn_reference_lookup_3): New callback. Lookup from memset
19132 and CONSTRUCTOR assignment, translate through struct copies.
19133 (vn_reference_lookup_pieces): Make sure to not free the
19134 passed operands array. Adjust walk_non_aliased_vuses call.
19135 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
19136 make sure we do not leak memory.
19138 2009-05-25 Richard Guenther <rguenther@suse.de>
19140 * tree-ssa-alias.h (dump_points_to_solution): Declare.
19141 * tree-inline.c (expand_call_inline): Reset the escaped and
19142 callused solutions.
19143 * tree-ssa-structalias.c (pass_build_ealias): New.
19144 * tree-pass.h (pass_build_ealias): Declare.
19145 * passes.c (init_optimization_passes): Add PTA during
19146 early optimizations.
19147 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
19148 and CALLUSED solutions.
19149 (dump_points_to_solution): New function, split out from ...
19150 (dump_points_to_info_for): ... here.
19151 * tree-parloops.c (parallelize_loops): Reset the escaped and
19152 callused solutions.
19154 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19157 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
19158 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
19160 2009-05-25 Ira Rosen <irar@il.ibm.com>
19162 PR tree-optimization/40238
19163 * tree-vect-stmts.c (vect_init_vector): Insert initialization
19164 statements after basic block's labels.
19165 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
19166 to free the allocated memory.
19168 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
19170 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
19171 return address with a USE.
19173 2009-05-24 Richard Guenther <rguenther@suse.de>
19175 PR middle-end/40233
19176 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
19177 array type from the main variant of the inner type.
19179 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19181 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
19182 definition to bool (from int) to un-break build.
19183 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
19185 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
19187 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
19188 discard_stmt_changes): Delete.
19189 * tree-ssa-operands.c (scb_stack): Delete.
19190 (init_ssa_operands): Do not initialize it.
19191 (fini_ssa_operands): Do not free it.
19192 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
19194 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
19195 update_stmt, remove the others. Fix comments.
19196 * tree-dfa.c (optimize_stack_restore): Likewise.
19197 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
19198 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
19199 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19200 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
19202 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19203 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
19204 (dom_opt_finalize_block): Likewise, adjusting access to
19206 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
19207 (stmts_to_rescan): Change item type to gimple.
19208 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
19210 2009-05-24 Ira Rosen <irar@il.ibm.com>
19212 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
19213 * tree-pass.h (pass_slp_vectorize): New pass.
19214 * params.h (SLP_MAX_INSNS_IN_BB): Define.
19215 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
19216 * tree-vectorizer.c (timevar.h): Include.
19217 (user_vect_verbosity_level): Declare.
19218 (vect_location): Fix comment.
19219 (vect_set_verbosity_level): Update user_vect_verbosity_level
19220 instead of vect_verbosity_level.
19221 (vect_set_dump_settings): Add an argument. Ignore user defined
19222 verbosity if dump flags require higher level of verbosity. Print to
19223 stderr only for loop vectorization.
19224 (vectorize_loops): Update call to vect_set_dump_settings.
19225 (execute_vect_slp): New function.
19226 (gate_vect_slp): Likewise.
19227 (struct gimple_opt_pass pass_slp_vectorize): New.
19228 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
19229 access its members.
19230 (vec_info_for_bb): New function.
19231 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
19232 (VECTORIZATION_ENABLED): New macro.
19233 (SLP_ENABLED, SLP_DISABLED): Likewise.
19234 (vect_is_simple_use): Add bb_vec_info argument.
19235 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
19236 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
19237 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
19238 vect_schedule_slp, vect_analyze_slp): Likewise.
19239 (vect_analyze_stmt): Add slp_tree argument.
19240 (find_bb_location): Declare.
19241 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19242 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
19243 (vect_analyze_loop_operations, vect_analyze_loop,
19244 get_initial_def_for_induction, vect_create_epilog_for_reduction,
19245 vect_finalize_reduction, vectorizable_reduction,
19246 vectorizable_live_operation, vect_transform_loop): Likewise.
19247 * tree-data-ref.c (dr_analyze_innermost): Update comment,
19248 skip evolution analysis if analyzing a basic block.
19249 (dr_analyze_indices): Likewise.
19250 (initialize_data_dependence_relation): Skip the test whether the
19251 object is invariant for basic blocks.
19252 (compute_all_dependences): Skip dependence analysis for data
19253 references in basic blocks.
19254 (find_data_references_in_stmt): Don't fail in case of invariant
19255 access in basic block.
19256 (find_data_references_in_bb): New function.
19257 (find_data_references_in_loop): Move code to
19258 find_data_references_in_bb and add a call to it.
19259 (compute_data_dependences_for_bb): New function.
19260 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19261 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19263 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19264 unknown dependence in basic block and fail in case of dependence in
19266 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19267 dependence instances from either loop or basic block vectorization
19269 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19270 before calling nested_in_vect_loop_p.
19271 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19272 dependence instances from either loop or basic block vectorization
19274 (vect_verify_datarefs_alignment): Likewise.
19275 (vect_enhance_data_refs_alignment): Adjust function calls.
19276 (vect_analyze_data_refs_alignment): Likewise.
19277 (vect_analyze_group_access): Fix printing. Skip different checks if
19278 DR_STEP is 0. Keep strided stores either in loop or basic block
19279 vectorization data structure. Fix indentation.
19280 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19282 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19283 dependence instances from either loop or basic block vectorization
19285 (vect_analyze_data_refs): Update comment. Call
19286 compute_data_dependences_for_bb to analyze basic blocks.
19287 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19288 case of loop vectorization. In case of basic block vectorization use
19289 data-ref itself as a base.
19290 (vect_create_data_ref_ptr): In case of basic block vectorization:
19291 don't advance the pointer, add new statements before the current
19292 statement. Adjust function calls.
19293 (vect_supportable_dr_alignment): Support only aligned accesses in
19294 basic block vectorization.
19295 * common.opt (ftree-slp-vectorize): New flag.
19296 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19297 (vect_pattern_recog_1): Likewise.
19298 * tree-vect-stmts.c (process_use): Likewise.
19299 (vect_init_vector): Add new statements in the beginning of the basic
19300 block in case of basic block SLP.
19301 (vect_get_vec_def_for_operand): Adjust function calls.
19302 (vect_finish_stmt_generation): Likewise.
19303 (vectorizable_call): Add assert that it is loop vectorization, adjust
19305 (vectorizable_conversion, vectorizable_assignment): Likewise.
19306 (vectorizable_operation): In case of basic block SLP, take
19307 vectorization factor from statement's type and skip the relevance
19308 check. Adjust function calls.
19309 (vectorizable_type_demotion): Add assert that it is loop
19310 vectorization, adjust function calls.
19311 (vectorizable_type_promotion): Likewise.
19312 (vectorizable_store): Check for outer loop only in case of loop
19313 vectorization. Adjust function calls. For basic blocks, skip the
19314 relevance check and don't advance pointers.
19315 (vectorizable_load): Likewise.
19316 (vectorizable_condition): Add assert that it is loop vectorization,
19317 adjust function calls.
19318 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19319 that it is not reduction, get vector type, call only supported
19320 functions, skip loop specific parts.
19321 (vect_transform_stmt): Check for outer loop only in case of loop
19323 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19324 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19325 for external definition.
19326 * passes.c (pass_slp_vectorize): New pass.
19327 * tree-vect-slp.c (find_bb_location): New function.
19328 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19329 check for patterns only in loops.
19330 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19331 case of multiple types in basic block SLP.
19332 (vect_mark_slp_stmts_relevant): New function.
19333 (vect_supported_load_permutation_p): Fix comment.
19334 (vect_analyze_slp_instance): Add argument. In case of basic block
19335 SLP, take vectorization factor from statement's type, check that
19336 unrolling factor is 1. Adjust function call. Save SLP instance in
19337 either loop or basic block vectorization structure. Return FALSE,
19339 (vect_analyze_slp): Add argument. Get strided stores groups from
19340 either loop or basic block vectorization structure. Return FALSE
19341 if basic block SLP failed.
19342 (new_bb_vec_info): New function.
19343 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19344 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19345 (vect_schedule_slp): Add argument. Get SLP instances from either
19346 loop or basic block vectorization structure. Set vectorization factor
19347 to be 1 for basic block SLP.
19348 (vect_slp_transform_bb): New function.
19349 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19351 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19353 * final.c (shorten_branches): Do not align labels for jump tables.
19354 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19356 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19358 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19359 Remove outdated reference to flow.c and fix nits.
19360 * doc/gccint.texi: Tweak RTL description.
19361 * doc/rtl.texi: Likewise.
19363 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19365 * config/avr/avr.c: Change my email address.
19366 * config/avr/avr.h: Likewise.
19367 * config/avr/avr.md: Likewise.
19368 * config/avr/avr-protos.h: Likewise.
19369 * config/avr/libgcc.S: Likewise.
19371 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19373 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19374 (spu_split_load, spu_split_store): Change return type to int.
19375 (spu_split_convert): Declare.
19376 * config/spu/predicates.md (spu_mem_operand): Remove.
19377 (spu_mov_operand): Update.
19378 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19379 * config/spu/spu.c (regno_aligned_for_load): Remove.
19380 (reg_aligned_for_addr, spu_expand_load): Define.
19381 (spu_expand_extv): Reimplement and handle MEM.
19382 (spu_expand_insv): Handle MEM.
19383 (spu_sched_reorder): Handle insn's with length 0.
19384 (spu_legitimate_address_p): Reimplement.
19385 (store_with_one_insn_p): Return TRUE for any mode with size
19386 larger than 16 bytes.
19387 (address_needs_split): Define.
19388 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19390 (spu_convert_move): Define.
19391 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19392 (spu_split_store): Change all MEM's to TImode.
19393 (spu_init_expanders): Preallocate registers that correspond to
19394 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19396 (spu_split_convert): Define.
19397 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19398 (_move<mode>, _movdi, _movti): Update predicate and condition.
19399 (load, store): Change to define_split.
19400 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19402 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19403 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19404 define_insn_and_split of lshr<mode>3.
19405 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19406 (<v>ashr<mode>3_imm): Define.
19407 (extv, extzv, insv): Allow MEM operands.
19408 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19409 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19410 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19411 (_spu_convert2): Change to define_insn_and_split and remove the
19412 corresponding define_peephole2.
19413 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19414 Change predicates to memory_operand.
19416 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19418 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19420 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19422 PR tree-optimization/40219
19423 * tree.c (iterative_hash_expr): Make sure the builtin function is
19424 a normal builtin function and not a front end or back end builtin
19425 before indexing into the built_in_decls array.
19427 2009-05-22 Richard Guenther <rguenther@suse.de>
19429 PR middle-end/38964
19430 * alias.c (write_dependence_p): Do not use TBAA for answering
19431 anti-dependence or output-dependence.
19432 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19433 (emit_pointer_definition): Remove.
19434 (emit_alias_warning): Likewise.
19435 (find_what_var_points_to): Remove TBAA pruning code.
19436 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19438 (compute_points_to_sets): Remove code computing the set of
19439 dereferenced pointers.
19440 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19441 oracle for querying anti and output dependencies.
19442 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19443 if TBAA may be applied.
19444 (refs_anti_dependent_p): New function.
19445 (refs_output_dependent_p): Likewise.
19446 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19447 (refs_output_dependent_p): Likewise.
19448 * doc/tree-ssa.texi (Memory model): New section.
19449 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19450 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19451 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19452 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19453 * expr.c (expand_expr_real_1): Likewise.
19454 * gimple-low.c (lower_stmt): Likewise.
19455 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19456 (dump_gimple_cdt): Remove.
19457 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19458 (gimple_size): Likewise.
19459 (walk_gimple_op): Likewise.
19460 (is_gimple_stmt): Likewise.
19461 (walk_stmt_load_store_addr_ops): Likewise.
19462 (gimple_build_cdt): Remove.
19463 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19464 * gimple.h (gimple_cdt_new_type): Remove.
19465 (gimple_cdt_new_type_ptr): Likewise.
19466 (gimple_cdt_set_new_type): Likewise.
19467 (gimple_cdt_location): Likewise.
19468 (gimple_cdt_location_ptr): Likewise.
19469 (gimple_cdt_set_location): Likewise.
19470 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19471 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19472 GIMPLE_CHANGE_DYNAMIC_TYPE.
19473 (verify_types_in_gimple_stmt): Likewise.
19474 * tree-inline.c (estimate_num_insns): Likewise.
19475 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19476 (copy_decl_to_var): Likewise.
19477 (copy_result_decl_to_var): Likewise.
19478 * tree-pretty-print.c (dump_generic_node): Do not handle
19479 CHANGE_DYNAMIC_TYPE_EXPR.
19480 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19481 * tree-ssa-operands.c (get_expr_operands): Likewise.
19482 * tree-ssa-structalias.c (struct variable_info): Remove
19483 no_tbaa_pruning member.
19484 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19485 (unify_nodes): Do not copy it.
19486 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19487 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19488 (set_uids_in_ptset): Do not check it.
19489 (find_what_var_points_to): Likewise.
19490 (compute_tbaa_pruning): Remove.
19491 (compute_points_to_sets): Do not call it.
19492 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19493 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19494 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19495 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19496 (DECL_NO_TBAA_P): Likewise.
19497 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19498 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19499 (expand_omp_atomic_pipeline): Do not set it.
19500 * print-tree.c (print_node): Do not dump it.
19501 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19504 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19507 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19510 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19512 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19515 2009-05-22 Ben Elliston <bje@au.ibm.com>
19517 * Makefile.in (bversion.h, s-bversion): New targets.
19518 (TOPLEV_H): Add bversion.h.
19519 * toplev.h: Include "bversion.h".
19520 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19521 the __format__ attribute only if compiling with the same version
19522 of GCC as the sources (the "build version").
19524 2009-05-22 Ben Elliston <bje@au.ibm.com>
19526 * c-format.c (handle_format_attribute): Fix comment typo.
19528 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19531 * config/ia64/ia64.opt (mfused-madd): New.
19532 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19533 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19534 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19535 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19536 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19537 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19538 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19539 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19540 instruction if !TARGET_FUSED_MADD.
19541 (fpma, fpms): Remove colon from name.
19543 2009-05-22 Richard Guenther <rguenther@suse.de>
19545 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19546 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19547 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19549 (create_expression_by_pieces): Only convert if necessary.
19550 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19551 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19553 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19555 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19556 regular pattern from a template and rename it ...
19557 (*extzv_truncsi_exts): ... to this.
19559 2009-05-21 Richard Guenther <rguenther@suse.de>
19561 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19562 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19563 (cgraph_default_inline_p): Likewise.
19564 (cgraph_decide_inlining_incrementally): Likewise.
19566 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19567 Uros Bizjak <ubizjak@gmail.com>
19569 * config/i386/cpuid.h (bit_MOVBE): New.
19571 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19573 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19574 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19575 (ix86_handle_option): Handle OPT_mmovbe.
19576 (ix86_target_string): Add -mmovbe.
19577 (pta_flags): Add PTA_MOVBE.
19578 (processor_alias_table): Add PTA_MOVBE to "atom".
19579 (override_options): Handle PTA_MOVBE.
19581 * config/i386/i386.h (TARGET_MOVBE): New.
19583 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19584 (*bswapsi_movbe): New.
19585 (*bswapdi_movbe): Likewise.
19586 (bswapdi2): Renamed to ...
19587 (*bswapdi_1): This.
19588 (bswapdi2): New expander.
19590 * config/i386/i386.opt (mmovbe): New.
19592 * doc/invoke.texi: Document -mmovbe.
19594 2009-05-21 Taras Glek <tglek@mozilla.com>
19596 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19597 * gcc-plugin.h (plugin_init): Updated signature.
19598 * gcc-plugin.h (plugin_name_args): Moved to this header.
19599 * doc/plugins.texi (plugin_init): Updated documention to reflect
19601 * doc/plugins.texi (plugin_name_args): Added to documention.
19603 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19605 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19606 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19608 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19610 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19611 JUMP_TABLE_DATA_P predicates where applicable.
19612 * config/i386/predicates.md: Ditto.
19613 * config/i386/sse.md: Ditto.
19615 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19617 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19618 operand2 -128 override length_immediate attribute to 1.
19619 * config/i386/predicates.md (constm128_operand): New predicate.
19621 * config/i386/i386.c (memory_address_length): Handle %r12
19622 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19624 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19625 mode look through optional ZERO_EXTEND and SUBREG.
19626 * config/i386/i386.md (R12_REG): New define_constant.
19627 (prefix_data16): For sse unit set also for MODE_TI insns.
19628 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19629 insns set if operand 1 is ext_QIreg_operand.
19630 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19631 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19633 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19634 mode from MODE_DI to MODE_SI.
19635 (movdi_1_rex64): Override modrm and length_immediate attributes
19636 only for movabs (TYPE_IMOV, alternative 2).
19637 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19638 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19639 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19640 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19641 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19642 prefix_rex attribute if DImode.
19643 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19644 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19645 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19646 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19647 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19648 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19649 Likewise. For TYPE_IMOV clear length_immediate attribute.
19650 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19651 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19652 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19653 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19654 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19655 or one operand TYPE_ISHIFT.
19656 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19657 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19658 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19659 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19660 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19661 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19662 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19663 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19664 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19665 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19666 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19667 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19668 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19669 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19670 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19671 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19672 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19673 set mode attribute, don't override length attribute.
19674 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19676 (return_internal_long): Set length attribute to 2 instead of 1.
19677 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19678 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19679 prefix_rex attribute.
19680 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19682 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19684 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19686 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19688 2009-05-20 Ian Lance Taylor <iant@google.com>
19690 * tree.c (build_tree_list_vec_stat): New function.
19691 (ctor_to_vec): New function.
19692 (build_nt_call_vec): New function.
19693 (build_call_array): Change args to be a const pointer.
19694 (build_call_vec): New function.
19695 * tree.h (build_nt_call_vec): Declare.
19696 (build_tree_list_vec_stat): Declare.
19697 (build_tree_list_vec): Define.
19698 (build_call_array): Update declaration.
19699 (build_call_vec): Declare.
19700 (ctor_to_vec): Declare.
19701 * c-common.c (tree_vector_cache): New static variable.
19702 (make_tree_vector): New function.
19703 (release_tree_vector): New function.
19704 (make_tree_vector_single): New function.
19705 (make_tree_vector_copy): New function.
19706 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19707 (make_tree_vector_single, make_tree_vector_copy): Declare.
19708 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19709 (c_parser_expr_list): Don't manage cache here, instead call
19711 (c_parser_release_expr_list): Remove static function.
19712 (c_parser_vec_to_tree_list): Remove static function.
19713 (c_parser_attributes): Call build_tree_list_vec instead of
19714 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19715 c_parser_release_expr_list.
19716 (c_parser_postfix_expression_after_primary): Likewise.
19717 (c_parser_objc_keywordexpr): Likewise.
19719 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19721 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19722 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19723 TARGET_CONVERT_TO_TYPE.
19724 * hooks.c (hook_tree_const_tree_null): Define.
19725 * hooks.h (hook_tree_const_tree_null): Declare.
19726 * target.h (struct gcc_target): Add invalid_parameter_type,
19727 invalid_return_type, promoted_type, and convert_to_type fields.
19728 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19729 (TARGET_INVALID_RETURN_TYPE): Define.
19730 (TARGET_PROMOTED_TYPE): Define.
19731 (TARGET_CONVERT_TO_TYPE): Define.
19732 (TARGET_INITIALIZER): Update for new fields.
19733 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19734 (grokparms): Check targetm.invalid_parameter_type.
19735 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19736 * c-convert.c (convert): Check targetm.convert_to_type.
19738 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19740 * config/mips/mips.md (*extenddi_truncate<mode>,
19741 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19743 (*extendhi_truncateqi): New define_insn_and_sptit.
19745 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19747 PR middle-end/40204
19748 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19749 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19751 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19753 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19754 the operand of VIEW_CONVERT_EXPR.
19756 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19758 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19759 extended family and model for Intel processors. Support Intel Atom.
19761 2009-05-20 Olivier Hainque <hainque@adacore.com>
19763 * gstab.h (stab_code_type): Define, to be used instead of the
19764 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19766 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19767 occurrences by stab_code_type.
19768 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19770 2009-05-20 Martin Jambor <mjambor@suse.cz>
19772 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19773 (sra_insert_before): Likewise.
19774 (sra_insert_after): Likewise.
19775 (sra_init_cache): Likewise.
19776 (sra_type_can_be_decomposed_p): Likewise.
19777 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19778 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19779 (sra_insert_before): Likewise.
19780 (sra_insert_after): Likewise.
19781 (sra_init_cache): Likewise.
19782 (insert_edge_copies_seq): Made static and moved upwards.
19784 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19787 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19789 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19790 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19793 2009-05-20 Richard Guenther <rguenther@suse.de>
19795 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19796 with mismatched comparison modes.
19798 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19800 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19801 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19802 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19803 with shifts for Thumb2.
19804 (orsi_notsi): New for orn.
19805 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19806 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19807 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19808 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19809 Don't invert remainder for IOR.
19811 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19813 PR tree-optimization/40087
19814 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19815 number_of_iterations_ne): Rename never_infinite argument.
19816 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19817 number_of_iterations_le): Handle pointer-type ivs when
19818 exit_must_be_taken is false.
19819 (number_of_iterations_cond): Do not always assume that
19820 exit_must_be_taken if the control variable is a pointer.
19822 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19824 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19825 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19827 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19829 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19830 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19832 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19835 * c.opt (Wlogical-op): Disabled by default.
19836 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19838 * doc/invoke.texi (Wlogical-op): Likewise.
19840 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19842 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19844 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19845 Propagate the type of the first operand.
19846 <ASSERT_EXPR>: Simplify.
19847 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19848 Rewrite using the RHS code as discriminant.
19849 <NOP_EXPR>: Turn into CASE_CONVERT.
19850 <PLUS_EXPR>: Propagate the type of the first operand.
19852 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19854 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19855 (ia64_dconst_0_375): New.
19856 * config/ia64/ia64.c (ia64_override_options): Remove
19857 -minline-sqrt-min-latency warning.
19858 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19859 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19860 * config/ia64/ia64.md (*sqrt_approx): Remove.
19861 (sqrtsf2): Remove #if 0.
19862 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19863 (sqrtdf): Remove assert.
19864 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19865 (sqrtxf2): Remove #if 0.
19866 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19867 * div.md (sqrt_approx_rf): New.
19868 (sqrtsf2_internal_thr): New implementation.
19869 (sqrtsf2_internal_lat): New.
19870 (sqrtdf2_internal_thr: New implementation.
19871 (sqrtxf2_internal): New implementation.
19873 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19874 Hans-Peter Nilsson <hp@axis.com>
19876 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19877 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19878 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19879 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19880 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19881 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19882 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19883 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19884 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19885 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19886 * c-common.c: ...from here.
19888 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19890 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19892 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19894 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19896 2009-05-19 Ben Elliston <bje@au.ibm.com>
19898 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19899 assignments with memcpy calls.
19900 (add_fdes): Likewise.
19901 (binary_search_unencoded_fdes): Likewise.
19902 (linear_search_fdes): Eliminate type puns.
19904 2009-05-19 Richard Guenther <rguenther@suse.de>
19906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19907 not falsely claim to have propagated into all uses.
19909 2009-05-19 Ben Elliston <bje@au.ibm.com>
19911 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19914 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19916 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19917 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19918 (TARGET_LEGITIMATE_ADDRESS_P): New.
19919 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19920 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19922 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19925 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19926 child of the containing namespace's DIE.
19928 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19930 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19931 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19932 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19935 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19938 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19939 gen_align with gen_pad.
19940 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19941 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19943 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19944 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19946 * config/i386/i386.md (align): Renamed to ...
19947 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19948 ASM_OUTPUT_MAX_SKIP_PAD.
19950 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19952 * config.gcc: Fix variable syntax.
19955 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19956 before calling exact_log2.
19957 (output_iorsi3): Likewise.
19958 (output_xorsi3): Likewise.
19960 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19962 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19963 for the none zero constant operand except for EQ and NE
19964 comprisons even when the first operand is R0.
19966 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19968 * config/s390/2064.md: Remove trailing whitespaces.
19969 * config/s390/2084.md: Likewise.
19970 * config/s390/constraints.md: Likewise.
19971 * config/s390/fixdfdi.h: Likewise.
19972 * config/s390/libgcc-glibc.ver: Likewise.
19973 * config/s390/s390-modes.def: Likewise.
19974 * config/s390/s390-protos.h: Likewise.
19975 * config/s390/s390.c: Likewise.
19976 * config/s390/s390.h: Likewise.
19977 * config/s390/s390.md: Likewise.
19978 * config/s390/tpf-unwind.h: Likewise.
19980 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19982 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19984 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19987 * configure.ac (m68k-*-*): Check if binutils support TLS.
19988 * configure: Regenerate.
19989 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19990 * config/m68k/constraints.md (Cu): New constraint.
19991 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19992 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19993 (movsi): Handle TLS symbols.
19994 (addsi3_5200): Handle XTLS symbols, indent.
19995 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19996 (m68k_tls_reference_p): Declare.
19997 (m68k_legitimize_address): Declare.
19998 (m68k_unwrap_symbol): Declare.
19999 * config/m68k/m68k.opt (mxtls): New option.
20000 * config/m68k/m68k.c (ggc.h): Include.
20001 (m68k_output_dwarf_dtprel): Implement hook.
20002 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20003 (m68k_expand_prologue): Load GOT pointer when function needs it.
20004 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
20005 (m68k_legitimate_constant_address_p): Same.
20006 (m68k_decompose_address): Handle TLS references.
20007 (m68k_get_gp): New static function.
20008 (enum m68k_reloc): New contants.
20009 (TLS_RELOC_P): New macro.
20010 (m68k_wrap_symbol): New static function.
20011 (m68k_unwrap_symbol): New function.
20012 (m68k_final_prescan_insn_1): New static function.
20013 (m68k_final_prescan_insn): New function.
20014 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
20016 (legitimize_pic_address): Handle TLS references..
20017 (m68k_tls_get_addr, m68k_get_tls_get_addr)
20018 (m68k_libcall_value_in_a0_p)
20019 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
20020 (m68k_call_m68k_read_tp): Helper variables and functions for ...
20021 (m68k_legitimize_tls_address): Handle TLS references.
20022 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
20024 (m68k_legitimize_address): Handle TLS symbols.
20025 (m68k_get_reloc_decoration): New static function.
20026 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
20028 (m68k_output_dwarf_dtprel): Implement hook.
20029 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
20030 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
20031 m68k_call_* routines.
20032 (sched_attr_op_type): Handle TLS symbols.
20033 (gt-m68k.h): Include.
20034 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
20035 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
20037 2009-05-18 Martin Jambor <mjambor@suse.cz>
20039 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
20040 (visit_store_addr_for_mod_analysis): New function.
20041 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
20042 (determine_cst_member_ptr): Use gimple_assign_single_p.
20043 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
20044 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
20045 operands. Don't check number of operands of a NOP_EXPR.
20047 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
20049 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
20051 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
20054 * c-common.c (warn_logical_operator): Don't warn if one of
20055 expression isn't always true or false.
20057 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
20059 * config/i386/biarch32.h: New file.
20060 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
20062 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
20064 * config/mips/mips.md (*zero_extend<mode>_trunchi,
20065 *zero_extend<mode>_truncqi): Merge these into ...
20066 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
20067 Name the pattern following this as *zero_extendhi_truncqi.
20069 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
20071 PR middle-end/39301
20072 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
20073 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
20074 (output_info): Make field HOST_WIDEST_INT.
20075 (print_statistics): Use HOST_WIDEST_INT_PRINT.
20076 (dump_bitmat_statistics): Same.
20078 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
20080 * config.gcc (use_gcc_stdint): Set to wrap.
20081 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20082 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20083 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20084 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20085 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20086 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20087 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20088 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20090 2009-05-16 Joseph Myers <joseph@codesourcery.com>
20092 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
20094 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
20095 Move definitions earlier.
20096 (OPT_ARCH64, OPT_ARCH32): Define.
20097 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
20100 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20103 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
20106 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20108 * arm.md (movdi2): Copy non-reg values to DImode registers.
20110 2009-05-16 Jakub Jelinek <jakub@redhat.com>
20113 * final.c (label_to_max_skip): New function.
20114 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
20115 CODE_LABEL_NUMBER <= max_labelno.
20116 * output.h (label_to_max_skip): New prototype.
20117 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
20118 (ix86_avoid_jump_mispredicts): ... this. Don't define if
20119 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
20120 Handle CODE_LABELs with >= 16 byte alignment or with
20121 max_skip == (1 << align) - 1.
20122 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
20123 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
20126 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
20127 .p2align 3 if MAX_SKIP is smaller than 7.
20128 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
20130 2009-05-15 Ian Lance Taylor <iant@google.com>
20132 * alias.c (struct alias_set_entry_d): Rename from struct
20133 alias_set_entry. Change all uses.
20134 * except.c (struct call_site_record_d): Rename from struct
20135 call_site_record. Change all uses.
20136 * except.h (struct eh_region_d): Rename from struct eh_region.
20138 * gcse.c (struct hash_table_d): Rename from struct hash_table.
20140 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
20141 ivtype_map_elt. Change all uses.
20142 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
20144 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
20145 * graphite.h (struct name_tree_d): Rename from struct name_tree.
20147 (struct sese_d): Rename from struct sese. Change all uses.
20148 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
20149 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
20150 * optabs.h (struct optab_d): Rename from struct optab. Change all
20152 (struct convert_optab_d): Rename from struct convert_optab.
20154 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
20155 ipa_opt_pass. Change all uses.
20156 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
20159 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
20160 defined as a typedef.
20161 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
20164 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20167 * fold-const.c (make_range,build_range_check,merge_ranges): Move
20169 (merge_ranges): Returns bool.
20170 * tree.h (make_range): .. to here.
20171 (build_range_check): Likewise.
20172 (merge_ranges): Likewise. Renamed from merge_ranges.
20173 * c-typeck.c (parser_build_binary_op): Update calls to
20174 warn_logical_operator.
20175 * c-common.c (warn_logical_operator): Add new warning.
20176 * c-common.h (warn_logical_operator): Update declaration.
20178 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20180 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
20182 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20184 * doc/install.texi: Document MPC requirements, flags etc.
20186 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
20187 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
20188 Evaluate constant arguments.
20189 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
20190 (fold_builtin_1): Likewise, also evaluate constant arguments.
20191 Remove superfluous break.
20192 (do_mpc_ckconv): New.
20193 * real.h: Include mpc.h.
20194 * toplev.c (print_version): Output MPC version info if available.
20196 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20198 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
20200 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
20202 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
20205 2009-05-15 Jan Hubicka <jh@suse.cz>
20207 * doc/invoke.texi (max-early-inliner-iterations): New flag.
20208 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
20209 (try_inline): Fix return value.
20210 (cgraph_decide_inlining_incrementally): Honor new value.
20211 (cgraph_early_inlining): Handle indirect inlining.
20212 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
20214 2009-05-15 Jan Hubicka <jh@suse.cz>
20216 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
20217 * cgraphunit.c (cgraph_finalize_function): Set it.
20218 (cgraph_expand_function): Use it.
20220 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20222 * real.c (encode_ieee_half): Define.
20223 (decode_ieee_half): Define.
20224 (ieee_half_format): Define.
20225 (arm_half_format): Define.
20226 * real.h (ieee_half_format): Declare.
20227 (arm_half_format): Declare.
20229 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20231 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
20232 swapped, and reversed optabs exist before trying to use them.
20234 2009-05-15 Paul Brook <paul@codesourcery.com>
20235 Sandra Loosemore <sandra@codesourcery.com>
20237 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
20238 loads. Allow PRE_DEC.
20239 (output_move_neon): Handle PRE_DEC.
20240 (arm_print_operand): Add 'A' for neon structure loads.
20241 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
20242 * config/arm/neon.md (neon_mov): Update comment.
20243 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
20245 (Um): New constraint.
20247 2009-05-15 Jan Hubicka <jh@suse.cz>
20249 Revert the following patch until testsuite fallout is fixed:
20250 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20251 * cgraph.h (struct inline_summary): New filed self_wize,
20252 size_inlining_benefit, self_time and time_inlining_benefit.
20253 (struct cgraph_global_info): Replace insns by time ans size fields.
20254 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20255 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20256 (ipcp_update_callgraph): Do not touch function bodies.
20257 * ipa-inline.c: Include except.h
20258 (MAX_TIME): New constant.
20259 (overall_insns): Remove
20260 (overall_size, max_benefit): New static variables.
20261 (cgraph_estimate_time_after_inlining): New function.
20262 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20263 (cgraph_clone_inlined_nodes): Update size.
20264 (cgraph_mark_inline_edge): Update size.
20265 (cgraph_estimate_growth): Use size info.
20266 (cgraph_check_inline_limits): Check size.
20267 (cgraph_default_inline_p): Likewise.
20268 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20269 (cgraph_decide_recursive_inlining): Check size.
20270 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20272 (cgraph_decide_inlining): Likewise.
20273 (cgraph_decide_inlining_incrementally): Likewise; honor
20274 PARAM_EARLY_INLINING_INSNS.
20275 (likely_eliminated_by_inlining_p): New predicate.
20276 (estimate_function_body_sizes): New function.
20277 (compute_inline_parameters): Use it.
20278 * except.c (must_not_throw_labels): New function.
20279 * except.h (must_not_throw_labels): Declare.
20280 * tree-inline.c (init_inline_once): Kill inlining_weigths
20281 * tree-ssa-structalias.c: Avoid uninitialized warning.
20282 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20283 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20284 (PARAM_INLINE_CALL_COST): Remove.
20285 (PARAM_EARLY_INLINING_INSNS): New.
20287 2009-05-15 Richard Guenther <rguenther@suse.de>
20289 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20290 not TODO_update_ssa.
20292 2009-05-15 Richard Guenther <rguenther@suse.de>
20294 PR tree-optimization/39999
20295 * gimple.h (gimple_expr_type): Use the expression type looking
20296 through useless conversions.
20297 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20298 (vn_nary_op_insert_stmt): Likewise.
20299 (simplify_binary_expression): Likewise.
20301 2009-05-15 Richard Guenther <rguenther@suse.de>
20303 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20304 New options, enabled by default.
20305 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20307 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20308 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20309 * tree-ssa-structalias.c (gate_tree_pta): New function.
20310 (pass_build_alias): Use it.
20312 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20314 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20315 recurse on an invariant address if a conversion from a pointer
20316 type to a wider integer type is involved.
20318 2009-05-15 Jan Hubicka <jh@suse.cz>
20320 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20321 * cgraph.h (struct inline_summary): New filed self_wize,
20322 size_inlining_benefit, self_time and time_inlining_benefit.
20323 (struct cgraph_global_info): Replace insns by time ans size fields.
20324 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20325 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20326 (ipcp_update_callgraph): Do not touch function bodies.
20327 * ipa-inline.c: Include except.h
20328 (MAX_TIME): New constant.
20329 (overall_insns): Remove
20330 (overall_size, max_benefit): New static variables.
20331 (cgraph_estimate_time_after_inlining): New function.
20332 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20333 (cgraph_clone_inlined_nodes): Update size.
20334 (cgraph_mark_inline_edge): Update size.
20335 (cgraph_estimate_growth): Use size info.
20336 (cgraph_check_inline_limits): Check size.
20337 (cgraph_default_inline_p): Likewise.
20338 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20339 (cgraph_decide_recursive_inlining): Check size.
20340 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20342 (cgraph_decide_inlining): Likewise.
20343 (cgraph_decide_inlining_incrementally): Likewise; honor
20344 PARAM_EARLY_INLINING_INSNS.
20345 (likely_eliminated_by_inlining_p): New predicate.
20346 (estimate_function_body_sizes): New function.
20347 (compute_inline_parameters): Use it.
20348 * except.c (must_not_throw_labels): New function.
20349 * except.h (must_not_throw_labels): Declare.
20350 * tree-inline.c (init_inline_once): Kill inlining_weigths
20351 * tree-ssa-structalias.c: Avoid uninitialized warning.
20352 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20353 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20354 (PARAM_INLINE_CALL_COST): Remove.
20355 (PARAM_EARLY_INLINING_INSNS): New.
20356 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20357 (inline-call-cost): Remove.
20358 (early-inlining-insns): New.
20360 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20362 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20364 (print_int_cst_bounds_in_octal_p): Likewise.
20365 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20367 * dwarf2out.c (base_type_die): Likewise.
20368 (is_subrange_type): Delete.
20369 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20370 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20371 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20372 if the destination type is boolean.
20373 (build_range_check): Do not special-case subtypes.
20374 (fold_sign_changed_comparison): Likewise.
20375 (fold_unary): Likewise.
20376 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20377 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20378 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20379 * tree.c (subrange_type_for_debug_p): New predicate based on the
20380 former is_subrange_type.
20381 * tree.h (subrange_type_for_debug_p): Declare.
20382 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20383 (convert_affine_scev): Remove call to above function.
20384 (chrec_convert_aggressive): Likewise.
20385 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20386 false for conversions involving subtypes.
20387 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20388 (vrp_val_min): Likewise.
20389 (needs_overflow_infinity): Likewise.
20390 (extract_range_from_unary_expr): Likewise.
20392 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20394 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20395 * config/frv/frv.c: Likewise.
20396 * config/s390/s390.c: Likewise.
20397 * config/sparc/sparc.h: Likewise.
20398 * config/i386/i386.h: Likewise.
20399 * config/i386/i386.c: Likewise.
20400 * config/crx/crx.c: Likewise.
20401 * config/m68hc11/m68hc11.h: Likewise.
20402 * config/iq2000/iq2000.c: Likewise.
20403 * config/mn10300/mn10300.h: Likewise.
20404 * config/mn10300/mn10300.c: Likewise.
20405 * config/m68k/m68k.c: Likewise.
20406 * config/rs6000/rs6000.c: Likewise.
20407 * config/rs6000/xcoff.h: Likewise.
20408 * config/rs6000/linux64.h: Likewise.
20409 * config/rs6000/sysv4.h: Likewise.
20410 * config/score/score3.c: Likewise.
20411 * config/score/score7.c: Likewise.
20412 * config/score/score.c: Likewise.
20413 * config/arm/arm.md: Likewise.
20414 * config/mips/mips.c: Likewise.
20415 * config/mips/mips.md: Likewise.
20416 * config/bfin/bfin.h: Likewise.
20417 * config/pa/pa.c: Likewise.
20418 * config/pa/constraints.md: Likewise.
20420 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20421 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20422 * config/pdp11/pdp11.h: Use memory_address_p instead.
20424 2009-05-14 Ian Lance Taylor <iant@google.com>
20426 * passes.c (finish_optimization_passes): Change i to int.
20427 * plugin.c (plugins_active_p): Change event to int.
20428 (dump_active_plugins): Likewise.
20429 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20431 * tree.c (tree_range_check_failed): Change c to unsigned int.
20432 (omp_clause_range_check_failed): Likewise.
20433 (build_common_builtin_nodes): Change mode to int. Add cast.
20434 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20435 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20437 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20438 ++ or -- with a variable of enum type.
20440 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20443 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20445 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20447 * store-motion.c: Do not include params.h
20448 * Makefile.in: Fix dependencies for various files.
20450 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20452 * auto-inc-dec.c: Fix pass description, remove apparent
20453 accidental duplication.
20455 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20457 PR middle-end/40147
20458 * ipa-utils.h (memory_identifier_string): Moved to ...
20459 * tree.h (memory_identifier_string): Here. Add GTY(()).
20461 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20463 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20464 in the former documentation of...
20465 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20466 * ira-conflicts.c (get_dup_num): Use address_operand.
20467 * targhooks.c (default_legitimate_address_p): New.
20468 * targhooks.h (default_legitimate_address_p): New.
20469 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20471 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20472 * target.h (struct target): Add legitimate_address_p.
20473 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20474 (TARGET_INITIALIZER): Include it.
20476 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20477 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20478 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20479 (TARGET_LEGITIMATE_ADDRESS_P): New.
20481 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20482 (REG_OK_STRICT_P): Delete.
20483 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20484 (frv_legitimate_address_p_1): ... this.
20485 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20486 (frv_legitimate_address_p_1): ... the renamed old
20487 frv_legitimate_address_p.
20488 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20489 (TARGET_LEGITIMATE_ADDRESS_P): New.
20491 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20492 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20493 * config/s390/s390.c (legitimate_address_p): Rename to...
20494 (s390_legitimate_address_p): ... this, make static.
20495 (legitimize_address): Adjust call.
20496 (TARGET_LEGITIMATE_ADDRESS_P): New.
20497 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20499 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20500 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20501 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20502 (TARGET_LEGITIMATE_ADDRESS_P): New.
20504 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20505 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20506 * config/spu/spu.c (spu_legitimate_address): Rename to...
20507 (spu_legitimate_address_p): ... this, make static.
20508 (TARGET_LEGITIMATE_ADDRESS_P): New.
20510 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20511 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20512 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20513 (sparc_legitimate_address_p): ... this, make static and return bool.
20514 (legitimize_address): Adjust call.
20515 (TARGET_LEGITIMATE_ADDRESS_P): New.
20517 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20518 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20519 * config/i386/i386.c (legitimate_address_p): Rename to...
20520 (ix86_legitimate_address_p): ... this, make static.
20521 (constant_address_p): Move after it, adjust call.
20522 (TARGET_LEGITIMATE_ADDRESS_P): New.
20524 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20525 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20526 * config/avr/avr.c (legitimate_address_p): Rename to...
20527 (avr_legitimate_address_p): ... this, make static.
20528 (legitimize_address): Adjust call.
20529 (TARGET_LEGITIMATE_ADDRESS_P): New.
20531 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20532 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20533 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20534 (TARGET_LEGITIMATE_ADDRESS_P): New.
20536 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20537 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20538 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20539 (TARGET_LEGITIMATE_ADDRESS_P): New.
20541 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20542 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20544 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20546 (TARGET_LEGITIMATE_ADDRESS_P): New.
20548 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20549 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20551 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20553 (m68hc11_legitimate_address_p): ... this, make static.
20554 (go_if_legitimate_address_internal): Rename to...
20555 (m68hc11_legitimate_address_p_1): ... this.
20556 (legitimize_address): Adjust call.
20557 (TARGET_LEGITIMATE_ADDRESS_P): New.
20559 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20560 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20561 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20562 (TARGET_LEGITIMATE_ADDRESS_P): New.
20564 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20565 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20566 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20567 (mn10300_legitimate_address_p): ... this, make static.
20568 (TARGET_LEGITIMATE_ADDRESS_P): New.
20570 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20571 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20572 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20573 (TARGET_LEGITIMATE_ADDRESS_P): New.
20575 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20576 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20577 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20578 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20579 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20580 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20581 (rs6000_legitimate_address_p): ... this, make static.
20582 (TARGET_LEGITIMATE_ADDRESS_P): New.
20583 (REG_MODE_OK_FOR_BASE_P): Delete.
20584 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20586 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20587 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20589 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20590 static, adjust types.
20591 (TARGET_LEGITIMATE_ADDRESS_P): New.
20593 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20594 * config/score/score.c (score_address_p): Rename to...
20595 (score_legitimate_address_p): ... this.
20596 (TARGET_LEGITIMATE_ADDRESS_P): New.
20597 * config/score/score3.c (score3_address_p): Rename to...
20598 (score3_legitimate_address_p): ... this.
20599 * config/score/score7.c (score7_address_p): Rename to...
20600 (score7_legitimate_address_p): ... this.
20602 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20603 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20604 GO_IF_LEGITIMATE_ADDRESS): Delete.
20605 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20606 thumb2_legitimate_address_p): Delete.
20607 (arm_legitimate_address_p): Rename to...
20608 (arm_legitimate_address_outer_p): ... this.
20609 * config/arm/constraints.md ("Uq"): Adjust call.
20610 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20611 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20613 (arm_legitimate_address_outer_p): ... this.
20614 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20616 (TARGET_LEGITIMATE_ADDRESS_P): New.
20618 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20619 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20620 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20621 (TARGET_LEGITIMATE_ADDRESS_P): New.
20623 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20624 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20625 * config/vax/vax.c (legitimate_address_p): Rename to...
20626 (vax_legitimate_address_p): ... this, make static.
20627 (TARGET_LEGITIMATE_ADDRESS_P): New.
20629 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20630 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20631 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20632 (TARGET_LEGITIMATE_ADDRESS_P): New.
20634 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20635 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20636 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20637 (mmix_legitimate_address_p): ... this, make static.
20638 (TARGET_LEGITIMATE_ADDRESS_P): New.
20640 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20641 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20642 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20643 (TARGET_LEGITIMATE_ADDRESS_P): New.
20645 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20647 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20648 of MODE_COMPLEX_INT.
20650 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20652 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20653 LCT_NORMAL in function call.
20654 * mips-tdump.c (print_file_desc): Add cast to enum type.
20655 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20656 (mark_stabs): Add casts to enum types.
20657 (parse_stabs_common): Add casts to enum types.
20659 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20661 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20662 Check for invalid values of LETTER.
20664 2009-05-13 Taras Glek <tglek@mozilla.com>
20666 * attribs.c (register_attribute): moved out attribute registration
20667 into register_attribute.
20668 * doc/plugins.texi: Documented register_attribute and
20670 * gcc-plugin.h: Added forward decl for register_attribute.
20671 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20672 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20673 PLUGIN_ATTRIBUTES boilerplate.
20675 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20677 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20678 values even in sentinel and empty entries.
20679 (ms_printf_flag_specs): Likewise.
20680 (ms_scanf_flag_specs): Likewise.
20681 (ms_strftime_flag_specs): Likewise.
20682 (ms_print_char_table): Likewise.
20683 (ms_scan_char_table): Likewise.
20684 (ms_time_char_table): Likewise.
20686 2009-05-13 Doug Kwan <dougkwan@google.com>
20688 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20690 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20692 * config/mips/mips.md (store): Add attributes for QI and HI.
20694 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20695 (truncdi<mode>2): ... this new pattern.
20697 2009-05-13 Brad Hards <bradh@kde.org>
20699 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20701 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20702 Ben Elliston <bje@au.ibm.com>
20704 PR middle-end/40035
20705 * dse.c (check_mem_read_rtx): Guard against width == -1.
20707 2009-05-13 Michael Matz <matz@suse.de>
20709 PR middle-end/39976
20710 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20711 (trivially_conflicts_p): New function.
20712 (insert_backedge_copies): Use it.
20714 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20716 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20717 (handle_stdc_pragma): Use new enum constant names.
20718 (handle_pragma_float_const_decimal64): Ditto.
20720 2009-05-13 Ian Lance Taylor <iant@google.com>
20722 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20725 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20727 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20728 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20730 * config/m68k/m68k.h (FL_UCLINUX): Define.
20732 2009-05-13 Jan Hubicka <jh@suse.cz>
20734 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20736 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20738 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20739 unless -fschedule-insns is specified.
20741 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20744 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20745 TARGET_EXPAND_CBRANCHDI4.
20746 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20747 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20748 (cmpeqdi): Fix comment.
20750 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20752 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20753 (sh_legitimate_address_p): Likewise.
20754 * config/sh/sh.c (sh_legitimate_index_p): New.
20755 (sh_legitimate_address_p): Likewise.
20756 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20757 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20758 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20759 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20760 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20761 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20762 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20763 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20764 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20766 2009-05-12 Jan Hubicka <jh@suse.cz>
20768 * tree-inline.c (estimate_operator_cost): Add operands;
20769 when division happens by constant, it is cheap.
20770 (estimate_num_insns): Loads and stores are not having cost of 0;
20771 EH magic stuff is cheap; when computing runtime cost of switch,
20772 use log2 base of amount of its cases; builtin_expect has cost of 0;
20773 compute cost for moving return value of call.
20774 (init_inline_once): Initialize time_based flags.
20775 * tree-inline.h (eni_weights_d): Add time_based flag.
20777 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20779 * df-core.c: Update head documentation.
20781 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20784 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20785 shadowing exisiting variable op1.
20787 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20790 * config/i386/driver-i386.c (processor_signatures): New enum.
20791 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20792 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20793 processor signature to detect geode processor.
20795 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20799 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20801 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20802 causes spurious differences between trunk and cond-optab branch.
20804 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20806 * dojump.c (compare_from_rtx): Delete.
20807 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20808 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20809 if the comparison does not satisfy the predicate; test predicates for
20810 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20811 further if one existing pattern fails.
20812 * expr.h (compare_from_rtx): Delete.
20813 (prepare_operand): Declare it.
20814 * optabs.c: Change "lib call" to "libcall" throughout.
20815 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20816 HAVE_conditional_trap, emit_cmp_insn): Delete.
20817 (can_compare_p): Delete cmp_optab case.
20818 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20819 Accept other parameters by value.
20820 (prepare_operand): Make non-static.
20821 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20822 other parameters by value. Try to widen operands here based on
20823 an optab_methods argument and looking at cbranch_optab.
20824 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20825 loop. Use cbranch_optab directly.
20826 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20827 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20829 (emit_conditional_move, emit_conditional_add): Inline what's needed
20830 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20831 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20832 with COMPARE. Move cmov_optab and cstore_optab above
20833 with cbranch_optab, move cmp_optab down with ucmp_optab,
20834 remove tst_otpab. Do not initialize trap_rtx.
20835 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20836 for trap code. Do not check HAVE_conditional_trap. Use
20837 prepare_cmp_insn. Accept no predicate for operand 3.
20838 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20839 (OTI_ctrap, ctrap_optab): New.
20840 (tst_optab): Delete.
20841 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20842 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20843 with lookup of ctrap_optab.
20844 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20846 (ctrap_optab): New.
20848 * combine.c (combine_simplify_rtx, simplify_set): Do not
20849 special case comparing against zero for cc0 machines.
20850 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20851 COMPARE on cc0 machines.
20852 (simplify_relational_operation): Return a new expression when
20853 a COMPARE could be removed.
20854 * final.c (final_scan_insn): Compare cc_status values
20855 against LHS of a (compare FOO (const_int 0)) cc0 source.
20856 Also check if cc_status.value is the full compare.
20858 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20859 (cstoreMM4): Document.
20860 (conditional_trap): Document ctrapMM4 instead.
20861 (sync_compare_and_swapMM): Refer to cbranchcc4.
20862 (Dependent Patterns): Eliminate obsolete information referring to
20863 the old jump optimization phase.
20864 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20865 of compares with 0 on cc0 machines.
20866 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20867 avoiding references to cc0. Remove text about storing operands
20869 * doc/tm.texi (Condition Codes): Include blurb on different
20870 condition code representations, separate into subsections for
20871 CC0, MODE_CC and conditional execution.
20873 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20874 alpha_emit_setcc): Accept operands and a machine mode.
20875 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20876 Get code/op0/op1 from operands, use machine mode argument
20877 instead of alpha_compare.fp_p. Emit the branch here.
20878 (alpha_emit_setcc): Likewise, and return boolean.
20879 (alpha_emit_conditional_move): Likewise. Assert that
20880 cmp_op_mode == cmp_mode, and simplify accordingly.
20881 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20882 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20883 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20885 (stack probe test): Use cbranchdi4.
20886 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20888 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20889 * config/arc/arc.h (movsicc, movsfcc): Use it.
20890 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20891 (cbranchsi4, cstoresi4): New.
20892 (cmpsi, bCC and sCC expanders): Remove.
20894 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20895 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20896 * config/arm/predicates.md (arm_comparison_operator): Only include
20897 floating-point operators if there is a hardware floating-point unit.
20898 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20899 deferring to cbranch_cc and cstore_cc respectively.
20900 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20901 cbranch_cc, cstore_cc): New.
20902 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20904 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20906 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20907 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20909 (adjust_insn_length): Adjust calls.
20910 (avr_reorg): Handle (compare (foo) (const_int 0)).
20911 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20912 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20913 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20914 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20916 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20917 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20919 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20920 (cbranchsi4, cstorebi4, cstoresi4): New.
20921 (movbisi): This insn is duplicate, split it to zero_extend.
20922 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20923 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20924 (bfin_optimize_loop): Use cbranch expander.
20925 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20926 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20927 (bfin_bimode_comparison_operator): ... this.
20928 (bfin_direct_comparison_operator): New.
20930 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20931 inside (compare FOO (const_int 0)).
20932 (cris_rtx_costs): Handle ZERO_EXTRACT.
20933 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20934 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20935 (*tstdi_v32): Delete.
20936 (*cmpdi_non_v32): Add M alternative for operand 1.
20937 (cmpsi, cmp<mode>): Make private.
20938 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20940 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20942 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20943 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20944 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20945 (cc_reg_operand): New.
20946 (any_cond): Delete.
20947 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20948 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20949 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20950 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20951 crx_expand_scond): Delete.
20953 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20955 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20956 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20958 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20959 cstoresi4, cstoresf4, cstoredf4): New.
20960 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20961 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20962 Receive the entire operands array.
20963 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20964 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20965 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20966 Get test/op0/op1 from the operands array.
20967 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20969 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20970 (h8300_expand_store): New.
20971 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20973 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20974 (h8300_expand_store): New.
20975 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20976 or do not try to produce (set (cc0) REG).
20977 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20978 change a compare into a move to a scratch register. Disable some
20979 peepholes when comparing with zero.
20980 (tstsi, tsthi, tstsi, cmpqi): Make private.
20982 (bCC, sCC): Delete.
20983 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20986 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20987 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20988 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20989 (ix86_emit_i387_log1p): Use cbranchxf2.
20990 (ix86_expand_setcc): Return void.
20991 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20992 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20993 cmp<MODEF>, cmpcc): Remove.
20994 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20995 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20996 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20997 (sCC and bCC expanders): Remove.
20998 (stack_protect_test): Use cbranchcc4.
21000 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
21002 (ia64_expand_compare): Accept three rtx by reference and return void.
21003 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
21004 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
21005 from *expr. Update *expr with the BImode comparison to do.
21006 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
21007 cmptf, bCC, sCC, conditional_trap): Delete.
21008 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
21009 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
21010 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
21011 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
21012 * config/ia64/predicates.md (ia64_cbranch_operator): New.
21014 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
21015 type of last argument.
21016 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
21017 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
21018 use machine mode argument instead of branch_type. Remove dead
21019 code for floating-point comparisons.
21020 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
21021 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
21023 (cbranchsi4, cstoresi4): New.
21024 * config/iq2000/predicates.md (reg_or_const_operand): New.
21026 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
21027 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
21028 (b<code>_op): Rewrite to...
21029 (bcc_op): ... this, using match_operator.
21030 (s<code>_op): Rewrite to...
21031 (scc_op): ... this, using match_operator.
21032 (s<code>_24_op): Rewrite to...
21033 (scc_op_24): ... this, using match_operator.
21034 (s<code>_<mode>): Rewrite to...
21035 (cstore<mode>4): ... this, using match_operator.
21036 (s<code>_<mode>_24): Rewrite to...
21037 (cstore<mode>4_24): ... this, using match_operator.
21038 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
21039 m32c_unpend_compare, m32c_expand_scc): Delete.
21040 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
21041 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
21042 (m32c_expand_movcc): Change NE to EQ if necessary.
21043 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
21045 * config/m32r/m32r-protos.h (gen_cond_store): New.
21046 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
21047 (gen_cond_store): New, from sCC patterns.
21048 (m32r_expand_block_move): Use cbranchsi4.
21049 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
21050 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
21051 (cbranchsi4, cstoresi4): New.
21053 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
21055 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
21056 (m68hc11_notice_update_cc): Look into a compare with 0.
21057 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
21059 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
21060 cmphi, cmpqi, bCC): Delete.
21061 (cbranchsi4, cbranchhi4, cbranchqi4): New.
21062 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
21063 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
21066 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
21067 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
21068 * config/m68k/constraints.md (H): New.
21069 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
21070 the define_insn below.
21071 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
21072 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
21073 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
21074 patterns): Wrap RHS with COMPARE.
21075 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
21076 (*cmpdi_internal): Name this pattern.
21077 (cmpdi): Change to define_insn.
21078 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
21079 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
21080 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
21082 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
21083 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
21084 (conditional_trap): Change to...
21085 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
21086 (*conditional_trap): Use the ordered_comparison_operator and
21087 const1_operand predicates.
21088 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
21089 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
21090 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
21091 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
21093 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
21094 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
21095 (mcore_gen_compare): New.
21096 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
21097 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
21098 (mcore_gen_compare): ... this.
21099 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
21100 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
21101 (stack probe pattern): Use cbranchsi4.
21103 * config/mips/predicates.md (mips_cstore_operator): New.
21104 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
21105 * config/mips/mips.md (any_cond): Delete.
21106 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
21108 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
21109 fixuns_truncsfdi2): Use cbranch patterns.
21110 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
21111 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
21112 Adjust call to mips_expand_conditional_branch.
21113 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
21115 * config/mips/mips-protos.h (mips_expand_conditional_branch,
21116 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
21117 * config/mips/mips.c (cmp_operands): Delete.
21118 (mips_emit_compare): Get comparison operands from *op0/*op1.
21119 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
21120 that it succeeds. Use op0/op1 instead of cmp_operands.
21121 (mips_expand_conditional_branch, mips_expand_conditional_move,
21122 mips_expand_conditional_trap): Likewise.
21123 (mips_block_move_loop): Use cbranch patterns.
21124 * config/mips/mips.h (cmp_operands): Delete.
21126 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
21127 (mmix_gen_compare_reg): Just return a register in the right CC mode.
21128 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
21129 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
21130 (*cmpcc_folded): Rename to...
21131 (*cmpdi_folded): this.
21132 (*cmpcc): Rename to...
21134 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
21137 (cbranchdf4): New. Handle invalid comparisons here.
21138 * config/mmix/predicates.md (float_comparison_operator): New.
21140 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
21141 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
21142 * config/mn10300/mn10300.md (tst): Delete.
21143 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
21144 Name these patterns and wrap RHS in a compare.
21145 (*cmpsi): Make this pattern private. Include tst.
21146 (*cmpsf): Make this pattern private.
21147 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
21148 (compare with zero peepholes): Likewise.
21150 (cbranchsi4, cbranchsf4): New.
21151 (casesi): Use cbranchsi4.
21153 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
21154 hppa_branch_type): Delete.
21155 (return_addr_rtx): Use cbranchsi4.
21156 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
21157 Emit CCFPmode comparison here.
21158 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
21159 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
21160 hppa_branch_type): Delete.
21161 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
21162 (movsicc, movdicc): Remove references to hppa_compare_op0,
21163 hppa_compare_op1 and compare_from_rtx.
21164 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
21165 (casesi): Use cbranchsi4.
21167 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
21168 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
21169 * config/pdp11/pdp11.md (register_or_const0_operand): New.
21170 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
21171 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
21173 (cbranchdf4, cbranchhi4, cbranchqi4): New.
21174 (*branch, *branch_inverted): New.
21176 * config/picochip/picochip.md (cbranchhi4): Use
21177 ordered_comparison_operator.
21178 (cmphi, bCC): Remove.
21180 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
21181 (trap_comparison_operator): Delete.
21182 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
21183 rs6000_emit_cbranch): Accept mode and operands.
21184 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
21185 rs6000_compare_fp_p): Delete.
21186 (rs6000_generate_compare): Accept mode and comparison. Extract code
21187 and op0/op1 from there. Replace references to rs6000_compare_op0
21188 and rs6000_compare_op1.
21189 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
21190 extract result from passed operands.
21191 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
21192 extract loc from passed operands.
21193 (rs6000_emit_cmove): Likewise.
21194 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
21195 rs6000_compare_fp_p): Delete.
21196 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
21197 (cbranch<GPR>4, cbranch<FP>4): New.
21198 (cstore<mode>4): New. Consolidate here all choices about when to use
21199 portable or specialized sCC sequences.
21200 (stack_protect_test): Use cbranchsi4.
21201 (conditional_trap): Replace with ctrap<GPR>4.
21202 (conditional trap insn): Replace trap_comparison_operator with
21203 ordered_comparison_operator.
21205 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
21206 (s390_emit_prologue): Use ctrap.
21207 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
21208 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
21209 New predicates replacing...
21210 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
21211 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
21212 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
21213 (add<mode>cc): Do not use s390_compare_op0/op1.
21214 (s<code>): Change to...
21215 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
21216 (seq): Change to...
21217 (cstorecc4): ... this. Handle EQ or NE equally.
21218 (*sne): Un-privatize for use in cstorecc4.
21219 (b<code>): Change to...
21220 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
21221 (conditional_trap): Replace with...
21222 (ctrap<GPR>4, ctrap<FP>4): ... these.
21223 (stack_protect): Use cbranchcc4.
21225 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
21226 * config/score/score-protos.h (score_gen_cmp): Delete.
21227 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
21228 (score_block_move-loop): Use cbranchsi4.
21229 * config/score/score.md (cbranchsi4): New.
21230 (cmpsi, bCC): Delete.
21231 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
21232 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21233 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
21234 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21235 * config/score/score3.h (score3_gen_cmp): Delete.
21236 * config/score/score7.h (score7_gen_cmp): Delete.
21238 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
21239 (sh_emit_scc_to_t): ... this. Return void.
21240 (from_compare): Rename to...
21241 (sh_emit_compare_and_branch): ... this.
21242 (sh_emit_compare_and_set): New.
21243 (sh_expand_t_scc): Accept operands.
21244 * config/sh/predicates.md (sh_float_comparison_operator): New.
21245 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
21246 (prepare_scc_operands): Rename to...
21247 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
21249 (sh_emit_cheap_store_flag): New.
21250 (sh_emit_set_t_insn): New.
21251 (from_compare): Rename to...
21252 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
21253 handling of TARGET_SH2E floating point to avoid recursive call.
21254 Generate branch here.
21255 (sh_emit_compare_and_set): New.
21256 (sh_expand_t_scc): Get op0/op1 from arguments.
21257 (sh_emit_cheap_store_flag): New.
21258 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21260 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21261 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21262 (movsicc, movdicc): Do nothing when it recreated operands from
21263 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21264 prepare_scc_operands (now sh_emit_scc_to_t).
21265 (udivdi3): Use cstoresi4.
21266 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21267 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21268 (cbranchint4_media, cbranchfp4_media): New.
21269 (casesi): Use cbranchdi4.
21270 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21272 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21273 (movnegt): Remove second operand.
21274 (cbranchsf4, cbranchdf4): New.
21275 (stack_protect): Use cbranchdi4/cbranchsi4.
21277 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21278 (gen_compare_reg): Accept comparison, extract part of it to...
21279 (gen_compare_reg_1): ... this.
21280 (gen_compare_operator): Delete.
21281 (gen_v9_scc): Accept separate destination, comparison code and arms.
21282 Do not use sparc_compare_op0/sparc_compare_op1.
21283 (emit_scc_insn, emit_conditional_branch_insn): New.
21284 (emit_v9_brxx): Make static. Remove useless assertion.
21285 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21287 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21288 * config/sparc/sparc-protos.h (gen_compare_reg,
21289 sparc_emit_float_lib_cmp): Adjust prototype.
21290 (emit_scc_insn, emit_conditional_branch_insn): New.
21291 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21292 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21293 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21294 iterators to the top.
21295 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21296 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21297 snedi_special_trunc): Delete.
21298 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21299 and snedi_special_trunc.
21300 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21301 cbranchdi4, cbranch<F:mode>4): New.
21302 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21303 here. Use gen_compare_reg instead of gen_compare_operator.
21304 (conditional_trap): Replace with...
21305 (ctrapsi4, ctrapdi4): ... this.
21306 (stack_protect_test): Use cbranchcc4.
21308 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21310 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21311 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21312 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21313 from operands[0] or operands[3] depending on is_set.
21314 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21315 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21316 cmpdf, bCC), sCC: Remove.
21317 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21318 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21320 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21321 spu_emit_branch_or_set.
21323 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21325 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21326 xstormy16_compare_op1): Delete.
21327 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21328 xstormy16_compare_op1): Delete.
21329 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21331 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21332 (cmphi, cmpsi, bCC): Remove.
21334 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21335 (*cmpsi): ... this one.
21336 (cbranchsi4, cstoresi4): New.
21337 (bCC expanders): Delete.
21338 (sCC insns): Fold into...
21339 (*setcc): ... this one.
21340 (casesi): Do not use gen_cmpsi and gen_bgtu.
21341 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21342 (movsicc): Simplify.
21343 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21345 * config/vax/vax-protos.h (cond_name): New.
21346 (vax_output_conditional_branch): Remove.
21347 * config/vax/vax.c (cond_name): New.
21348 (vax_output_conditional_branch): Remove.
21349 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21350 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21351 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21352 (bit<VAXint>): Wrap source with (compare).
21353 (b<code> and following unnamed pattern): Rename to *branch and
21354 *branch_reversed. Change macroization to match_operator.
21355 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21357 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21358 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21359 Change last argument to machine_mode.
21360 (xtensa_expand_scc): Add machine_mode argument.
21361 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21362 (gen_conditional_move, xtensa_expand_conditional_branch,
21363 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21364 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21365 Adjust operand numbers.
21366 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21368 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21369 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21370 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21372 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21374 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21375 causes spurious differences between trunk and cond-optab branch.
21377 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21380 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21382 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21384 * tree.c (iterative_hash_pointer): Delete.
21385 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21386 Hash UIDs and versions of SSA names. Don't special-case built-in
21387 function declarations.
21389 2009-05-11 Ian Lance Taylor <iant@google.com>
21392 * graphite.c: Force -Wc++-compat to only be a warning before
21393 #including "cloog/cloog.h".
21395 2009-05-11 Martin Jambor <mjambor@suse.cz>
21397 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21399 2009-05-11 Jan Hubicka <jh@suse.cz>
21401 * tree-ssa-loop-ivcanon.c: Include target.h
21402 (struct loop_size): new structure.
21403 (constant_after_peeling): New predicate.
21404 (tree_estimate_loop_size): New function.
21405 (estimated_unrolled_size): Rewrite for new estimates.
21406 (try_unroll_loop_completely): Use new estimates.
21407 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21409 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21411 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21412 libcpp interface change.
21413 (spu_macro_to_expand): Likewise.
21415 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21417 PR tree-optimization/40026
21418 * gimplify.c (gimplify_init_constructor): Change initial conditional
21419 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21420 optimize_compound_literals_in_ctor.
21422 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21424 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21426 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21428 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21430 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21431 HOST_WIDE_INT for gap.
21433 2009-05-11 Ira Rosen <irar@il.ibm.com>
21435 PR tree-optimization/40074
21436 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21437 account in group size and step comparison.
21439 2009-05-11 Richard Guenther <rguenther@suse.de>
21441 * passes.c (init_optimization_passes): Strip now incorrect comment.
21442 (execute_function_todo): Do not set PROP_alias.
21443 * tree-pass.h (PROP_alias): Remove.
21444 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21445 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21446 * tree-nrv.c (pass_return_slot): Likewise.
21447 * tree-object-size.c (pass_object_sizes): Likewise.
21448 * tree-ssa-dom.c (pass_dominator): Likewise.
21449 (pass_phi_only_cprop): Likewise.
21450 * tree-ssa-dse.c (pass_dse): Likewise.
21451 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21452 (pass_cselim): Likewise.
21453 * tree-ssa-pre.c (pass_pre): Likewise.
21454 (pass_fre): Likewise.
21455 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21456 * tree-ssa-sink.c (pass_sink_code): Likewise.
21457 * tree-stdarg.c (pass_stdarg): Likewise.
21458 * tree-tailcall.c (pass_tail_calls): Likewise.
21459 * tree-vrp.c (pass_vrp): Likewise.
21461 2009-05-10 Ian Lance Taylor <iant@google.com>
21463 * basic-block.h (enum profile_status): Break out of struct
21464 control_flow_graph.
21465 * cgraph.h (struct inline_summary): Break out of struct
21467 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21468 of struct cgraph_order_sort.
21469 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21470 * cse.c (struct branch_path): Break out of struct
21471 cse_basic_block_data.
21472 * except.h (enum eh_region_type): Break out of struct eh_region.
21473 * gcc.c (enum add_del): Break out of struct modify_target.
21474 * genrecog.c (enum decision_type): Break out of struct decision_test.
21475 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21477 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21478 * regmove.c (enum match_use): New enum, broken out of struct match.
21479 * sched-int.h (enum post_call_group): New enum, broken out of
21481 (struct deps_reg): Break out of struct deps.
21482 * target.h (struct asm_int_op): Break out of struct gcc_target.
21483 * tree-eh.c (struct goto_queue_node): Break out of struct
21485 * tree-inline.h (enum copy_body_cge_which): Break out of
21487 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21489 * c-decl.c (in_struct, struct_types): New static variables.
21490 (pushtag): Add loc parameter. Change all callers.
21491 (lookup_tag): Add ploc parameter. Change all callers.
21492 (check_compound_literal_type): New function.
21493 (parser_xref_tag): Add loc parameter. Change all callers. If
21494 -Wc++-compat, warn about struct/union/enum types defined within a
21496 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21497 and loc parameters. Change all callers. Change error calls to
21498 error_at, using loc. For a redefinition, if the location of the
21499 original definition is known, report it. Set in_struct and
21500 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21501 (finish_struct): Add new parameters enclosing_in_struct and
21502 enclosing_struct_types. Change all callers. Set
21503 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21504 in the struct. If in a struct, add this struct to struct_types.
21505 (start_enum): Add loc parameter. Change all callers. Use
21506 error_at for errors, using loc. For a redefinition, if the
21507 location of the original definition is known, report it. If in a
21508 struct, add this enum type to struct_types. If -Wc++-compat warn
21509 if in sizeof, typeof, or alignof.
21510 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21511 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21512 (c_parser_enum_specifier): Get enum location for start_enum.
21513 (c_parser_struct_or_union_specifier): Get struct location for
21514 start_struct. Save in_struct and struct_types status between
21515 start_struct and finish_struct.
21516 (c_parser_cast_expression): Get location of cast.
21517 (c_parser_alignof_expression): Get location of type.
21518 (c_parser_postfix_expression): Likewise.
21519 (c_parser_postfix_expression_after_paren_type): Add type_loc
21520 parameter. Change all callers. Call check_compound_literal_type.
21521 Use type_loc for error about variable size type.
21522 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21523 of an enum constant from an enum type defined in a struct or union.
21524 (c_cast_expr): Add loc parameter. Change all callers. If
21525 -Wc++-compat, warn about defining a type in a cast.
21526 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21527 (start_enum, start_struct, finish_struct): Update declarations.
21528 (parser_xref_tag, c_cast_expr): Update declarations.
21529 (check_compound_literal_type): Declare.
21531 2009-05-11 Ben Elliston <bje@au.ibm.com>
21533 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21534 for recent libcpp interface change.
21535 (rs6000_macro_to_expand): Likewise.
21537 2009-05-10 Michael Matz <matz@suse.de>
21540 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21541 not at entry of function.
21543 2009-05-10 Richard Guenther <rguenther@suse.de>
21545 PR tree-optimization/40081
21547 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21548 using the main variant of the element type. Do not fiddle with
21549 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21551 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21552 structs with volatile fields.
21554 2009-05-10 Jan Hubicka <jh@suse.cz>
21556 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21557 (estimate_move_cost): Assert that it does not get called for
21559 (estimate_num_insns): Skip VOID types in argument handling.
21560 (optimize_inline_calls): Delete unreachable blocks and verify that
21561 callgraph is valid.
21563 2009-05-10 Jan Hubicka <jh@suse.cz>
21565 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21566 * cgraph.c (cgraph_mark_address_taken_node): New function.
21567 (dump_cgraph_node): Dump new flag.
21568 * cgraph.h (struct cgraph_node): Add address_taken.
21569 (cgraph_mark_address_taken_node): New function.
21570 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21571 since new direct calls can be born.
21573 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21575 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21576 tok->val.node.node.
21578 2009-05-10 Jan Hubicka <jh@suse.cz>
21580 PR middle-end/40084
21581 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21583 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21584 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21585 * tree-inline.c (copy_bb): Set frequency correctly.
21586 (fold_marked_statements): Update call to
21587 cgraph_update_edges_for_call_stmt.
21589 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21591 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21592 identifiers in diagnostics.
21593 * config/arm/arm.c (arm_handle_fndecl_attribute,
21594 arm_handle_isr_attribute): Likewise.
21595 * config/avr/avr.c (avr_handle_progmem_attribute,
21596 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21597 * config/bfin/bfin.c (handle_int_attribute,
21598 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21599 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21600 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21602 * config/darwin.c (darwin_handle_kext_attribute,
21603 darwin_handle_weak_import_attribute): Likewise.
21604 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21605 h8300_handle_eightbit_data_attribute,
21606 h8300_handle_tiny_data_attribute): Likewise.
21607 * config/i386/i386.c (ix86_handle_cconv_attribute,
21608 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21609 * config/i386/winnt.c (ix86_handle_shared_attribute,
21610 ix86_handle_selectany_attribute): Likewise.
21611 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21612 * config/m32c/m32c.c (function_vector_handler): Likewise.
21613 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21614 m68hc11_handle_fntype_attribute): Likewise.
21615 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21616 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21617 * config/mips/mips.c (mips_insert_attributes,
21618 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21619 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21620 rs6000_handle_struct_attribute): Likewise.
21621 * config/sh/sh.c (sh_insert_attributes,
21622 sh_handle_resbank_handler_attribute,
21623 sh_handle_interrupt_handler_attribute,
21624 sh2a_handle_function_vector_handler_attribute,
21625 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21627 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21628 * config/spu/spu.c (spu_handle_fndecl_attribute,
21629 spu_handle_vector_attribute): Likewise.
21630 * config/stormy16/stormy16.c
21631 (xstormy16_handle_interrupt_attribute): Likewise.
21632 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21633 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21635 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21637 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21638 (pp_translate_identifiers): New.
21639 (pp_identifier): Only conditionally translate identifier to locale
21641 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21642 (pp_base_tree_identifier): Only conditionally translate identifier
21643 to locale character set.
21644 * c-pretty-print.c (M_): Define.
21645 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21646 fragments for conditional translation with M_.
21647 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21648 identifier translation.
21650 2009-05-10 Richard Guenther <rguenther@suse.de>
21652 PR tree-optimization/40081
21653 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21654 using the main variant of the element type. Do not fiddle with
21655 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21657 2009-05-09 Jan Hubicka <jh@suse.cz>
21659 PR middle-end/40080
21660 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21661 indirect calls; verify cgraph afterwards.
21663 2009-05-09 Jan Hubicka <jh@suse.cz>
21666 * ipa.c (update_inlined_to_pointer): New function.
21667 (cgraph_remove_unreachable_nodes): Use it.
21669 2009-05-09 Jan Hubicka <jh@suse.cz>
21671 * tree-eh.c (struct leh_state): Remove prev_try.
21672 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21673 not track prev_try.
21674 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21675 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21676 remove_eh_handler_and_replace, foreach_reachable_handler,
21677 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21678 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21679 (gen_eh_region_cleanup): Update prototype.
21681 2009-05-09 Jan Hubicka <jh@suse.cz>
21683 PR middle-end/40043
21684 * except.c (copy_eh_region): Always set prev_try.
21685 (redirect_eh_edge_to_label): Find outer try.
21686 (foreach_reachable_handler): When looking for prev try
21687 handle case where previous try is not going to be taken.
21689 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21691 PR tree-optimization/40049
21692 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21693 only vector/vector shifts, convert the type of the constant to the
21694 appropriate type to avoid building incorrect trees, which
21695 eventually have problems with garbage collection.
21697 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21699 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21700 -1 for complex floating-point types if honoring signed zeros.
21702 2009-05-08 Jan Hubicka <jh@suse.cz>
21704 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21705 argument; handle correctly when profile is absent.
21706 (build_cgraph_edges): Update.
21707 (rebuild_cgraph_edges): Update.
21708 * cgraph.c: Do not include varray.h.
21709 (cgraph_set_call_stmt_including_clones): New function.
21710 (cgraph_create_edge_including_clones): Likewise
21711 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21712 (cgraph_update_edges_for_call_stmt): Handle clones.
21713 (cgraph_remove_node): Handle clone tree.
21714 (cgraph_remove_node_and_inline_clones): New function.
21715 (dump_cgraph_node): Dump clone tree.
21716 (cgraph_clone_node): Handle clone tree.
21717 (clone_function_name): Bring here from tree-inline.c.
21718 (cgraph_create_virtual_clone): New function.
21719 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21720 (cgraph_clone_info): New function.
21721 (strut cgraph_node): Add clone_info and new clone tree pointers.
21722 (cgraph_remove_node_and_inline_clones,
21723 cgraph_set_call_stmt_including_clones,
21724 cgraph_create_edge_including_clones,
21725 cgraph_create_virtual_clone): Declare.
21726 (cgraph_function_versioning): Use VEC argument.
21727 (compute_call_stmt_bb_frequency): Update prototype.
21728 (cgraph_materialize_all_clones): New function.
21729 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21730 (ipcp_create_replace_map): Update to VECtors.
21731 (ipcp_update_callgraph): Use virtual clones.
21732 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21733 (ipcp_update_profiling): Do not update local profiling.
21734 (ipcp_insert_stage): Use VECtors and virtual clones.
21735 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21736 (clone_of_p): New function.
21737 (cgraph_preserve_function_body_p): Use clone tree.
21738 (cgraph_optimize): Materialize clones.
21739 (cgraph_function_versioning): Update for VECtors.
21740 (save_inline_function_body): Use clone tree.
21741 (cgraph_materialize_clone): New function.
21742 (cgraph_materialize_all_clones): Likewise.
21743 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21744 * ipa.c: Include gimple.h.
21745 (cgraph_remove_unreachable_nodes): Use clone tree.
21746 * ipa-prop.c (ipa_note_param_call): Update call to
21747 compute_call_stmt_bb_frequencycall.
21748 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21749 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21750 (copy_bb): Handle updating of clone tree; add new edge when new call
21752 (expand_call_inline): Be strict about every call having edge.
21753 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21754 (delete_unreachable_blocks_update_callgraph): New function.
21755 (tree_function_versioning): Use VECtors; always remove unreachable
21756 blocks and fold conditionals.
21757 * tree-inline.h: Do not include varray.h.
21758 (tree_function_versioning): Remove.
21759 * Makefile.in (GTFILES): Remove tree-inline.c
21760 * passes.c (do_per_function): Do only functions having body.
21761 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21764 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21765 Andrew Morrow <acm@google.com>
21768 * c-common.c (c_common_attribute_table): Permit deprecated
21769 attribute to take an optional argument.
21770 (handle_deprecated_attribute): If the optional argument to
21771 __attribute__((deprecated)) is not a string ignore the attribute
21772 and emit a warning.
21774 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21775 * c-typeck.c (build_component_ref): Likewise.
21776 (build_external_ref): Likewise.
21778 * toplev.c (warn_deprecated_use): Add an attribute argument.
21779 Emit the message associated with __attribute__((deprecated)).
21781 * toplev.h (warn_deprecated_use): Updated.
21783 * doc/extend.texi: Document new optional parameter to
21784 __attribute__((deprecated))
21786 2009-05-08 Michael Eager <eager@eagercon.com>
21788 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21789 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21791 2009-05-08 Richard Guenther <rguenther@suse.de>
21793 PR tree-optimization/40062
21794 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21795 Avoid exponential behavior.
21797 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21799 PR rtl-optimization/33928
21801 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21802 process_uses, build_single_def_use_links): New.
21803 (update_df): Update use_def_ref.
21804 (forward_propagate_into): Use get_def_for_use instead of use-def
21806 (fwprop_init): Call build_single_def_use_links and let it initialize
21808 (fwprop_done): Free use_def_ref.
21809 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21810 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21811 df_rd_simulate_one_insn): New.
21812 (df_rd_bb_local_compute_process_def): Update head comment.
21813 (df_chain_create_bb): Use the new RD simulation functions.
21814 * df.h (df_rd_simulate_artificial_defs_at_top,
21815 df_rd_simulate_one_insn): New.
21816 * opts.c (decode_options): Enable fwprop at -O1.
21817 * doc/invoke.texi (-fforward-propagate): Document this.
21819 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21822 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21823 and one complex operand specially.
21824 * tree-complex.c (some_nonzerop): Do not identify a real value as
21825 zero if flag_signed_zeros.
21827 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21829 PR rtl-optimization/33928
21830 * loop-invariant.c (record_use): Fix && vs. || mishap.
21832 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21834 PR rtl-optimization/33928
21835 * loop-invariant.c (struct use): Add addr_use_p.
21836 (struct def): Add n_addr_uses.
21837 (struct invariant): Add cheap_address.
21838 (create_new_invariant): Set cheap_address.
21839 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21840 (record_uses): Pass df_ref to record_use.
21841 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21844 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21846 * config/sh/sh.c: Do not include c-pragma.h.
21848 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21850 * config/spu/spu.c: Remove include of c-common.h.
21852 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21855 * c-common.h (mark_valid_location_for_stdc_pragma,
21856 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21857 clear_float_const_decimal64, float_const_decimal64_p): New.
21858 * c.opt (Wunsuffixed-float-constants): New.
21859 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21860 unsuffixed float constant, handle new warning.
21861 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21862 * c-decl.c (c_scope): New flag float_const_decimal64.
21863 (set_float_const_decimal64, clear_float_const_decimal64,
21864 float_const_decimal64_p): New.
21865 (push_scope): Set new flag.
21866 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21867 to use STDC pragmas.
21868 (c_parser_external_declaration): Ditto.
21869 (c_parser_compound_statement_nostart): Ditto.
21870 * c-pragma.c (valid_location_for_stdc_pragma,
21871 mark_valid_location_for_stdc_pragma,
21872 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21873 handle_pragma_float_const_decimal64): New.
21874 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21875 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21876 set_float_const_decimal64, clear_float_const_decimal64,
21877 float_const_decimal64_p): New dummy functions.
21878 * doc/extend.texi (Decimal Float): Remove statement that the
21879 pragma, and suffix for double constants, are not supported.
21880 * doc/invoke.texi (Warning Options): List new option.
21881 (-Wunsuffixed-float-constants): New.
21883 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21885 * config/i386/i386.c: Do not include c-common.h.
21887 2009-05-07 Mark Heffernan <meheff@google.com>
21889 * doc/invoke.texi (Debugging Options): Document change of debugging
21891 * opts.c (decode_options): Make dump_base_name relative to
21892 aux_base_name directory.
21894 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21896 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21897 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21899 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21901 * Makefile.in (install-plugin): Simplify a bit.
21903 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21905 * Makefile.in (OBJS-common): Add regcprop.o.
21907 * timevar.def (TV_CPROP_REGISTERS): New.
21908 * regrename.c (regrename_optimize): Return 0.
21909 (rest_of_handle_regrename): Delete.
21910 (pass_rename_registers): Point to regrename_optimize.
21911 (struct value_data_entry, struct value_data,
21912 kill_value_one_regno, kill_value_regno, kill_value,
21913 set_value_regno, init_value_data, kill_clobbered_value,
21914 kill_set_value, kill_autoinc_value, copy_value,
21915 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21916 replace_oldest_value_reg, replace_oldest_value_addr,
21917 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21918 debug_value_data, validate_value_data): Move...
21919 * regcprop.c: ... here.
21920 (rest_of_handle_cprop): Delete.
21921 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21923 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21925 PR middle-end/40057
21926 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21927 GEN_INT for 1 << bitnum.
21928 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21929 build_int_cst_type.
21931 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21933 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21934 Remove wrong description of "nand" operation.
21936 2009-05-06 Richard Guenther <rguenther@suse.de>
21937 Adam Nemet <anemet@caviumnetworks.com>
21939 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21940 comment. Add that if LHS is not a gimple register, then RHS1 has
21941 to be a single object (GIMPLE_SINGLE_RHS).
21943 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21945 * expr.c (get_def_for_expr): Move it up in the file.
21946 (store_field): When expanding a bit-field store, look at the
21947 defining gimple stmt for the masking conversion.
21949 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21951 PR middle-end/39986
21952 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21953 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21954 32-bit memcpy into long.
21956 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21958 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21959 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21961 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21962 instead of appending DW_OP_deref*.
21964 2009-05-06 Michael Matz <matz@suse.de>
21966 PR middle-end/40021
21967 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21968 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21970 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21972 * Makefile.in (install-plugin): Fix srcdir handling.
21974 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21976 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21977 when processing for not_regs_needed bitmap.
21978 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21979 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21980 handling it for rhs.
21982 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21984 * config/i386/i386.md (unnamed inc/dec peephole): Use
21985 optimize_insn_for_size_p instead of optimize_size.
21986 * config/i386/predicates.md (incdec_operand): Likewise.
21987 (aligned_operand): Likewise.
21988 * config/i386/sse.md (divv8sf3): Likewise.
21989 (sqrtv8sf2): Likewise.
21991 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21993 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21995 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21997 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21999 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
22000 ssemodesuffixf2c with avxmodesuffixf2c.
22002 2009-05-06 Joseph Myers <joseph@codesourcery.com>
22005 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
22007 2009-05-05 Jakub Jelinek <jakub@redhat.com>
22009 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
22010 (struct tree_base): Adjust spacing for 8 bit boundaries.
22011 (struct tree_decl_common): Add decl_by_reference_flag bit.
22012 (DECL_BY_REFERENCE): Adjust.
22013 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
22014 print DECL_BY_REFERENCE bit.
22015 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
22016 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
22017 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
22018 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
22021 PR middle-end/39666
22022 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
22023 range of the type, but default label is missing, add it with one
22024 of the existing labels instead of adding a new label for it.
22026 2009-05-05 Joseph Myers <joseph@codesourcery.com>
22030 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
22032 * Makefile.in (enable_plugin, plugin_includedir): New.
22033 (install): Depend on install-plugin.
22034 (PLUGIN_HEADERS): New.
22035 (install-plugin): New.
22036 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
22038 2009-05-05 Richard Guenther <rguenther@suse.de>
22040 PR tree-optimization/40022
22041 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
22043 (phivn_valid_p): Fix tuplification error, simplify.
22044 (phiprop_insert_phi): Add dumps.
22045 (propagate_with_phi): Simplify.
22047 2009-05-05 Richard Guenther <rguenther@suse.de>
22049 PR middle-end/40023
22050 * builtins.c (gimplify_va_arg_expr): Properly build the address.
22052 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
22054 * tree.h (strip_float_extensions): Remove duplicate declaration.
22055 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
22056 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
22057 block_ultimate_origin): Rearrange the declarations line to match the
22058 comment that indicates the .c file which the functions are defined.
22059 (dwarf2out_*, set_decl_rtl): Add comment.
22060 (get_base_address): Adjust comment.
22061 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
22062 declarations line and add comment.
22063 (is_builtin_name): Add blank after function name, for clarity.
22065 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22067 * attribs.c (decl_attributes): Use %qE for identifiers in
22069 * cgraphunit.c (verify_cgraph_node): Translate function names to
22070 locale character set in diagnostics.
22071 * coverage.c (get_coverage_counts): Use %qE for identifiers in
22073 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
22074 Document that functions are named in UTF-8.
22075 * expr.c (expand_expr_real_1): Translate function names to locale
22076 character set in diagnostics.
22077 * gimplify.c (omp_notice_variable, omp_is_private,
22078 gimplify_scan_omp_clauses): Use %qE for identifiers in
22080 * langhooks.c (lhd_print_error_function): Translate function names
22081 to locale character set.
22082 * langhooks.h (decl_printable_name): Document that return value is
22083 in internal character set.
22084 * stmt.c: Include pretty-print.h
22085 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
22087 (resolve_operand_name_1): Translate named operand name to locale
22089 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
22091 * toplev.c (announce_function): Translate function names to locale
22093 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
22094 (default_tree_printer): Use pp_identifier or translate identifiers
22095 to locale character set. Mark "<anonymous>" for translation.
22096 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
22097 for identifiers in diagnostics.
22098 * tree.c (handle_dll_attribute): Use %qE for identifiers in
22100 * varasm.c (output_constructor): Use %qE for identifiers in
22103 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
22105 * configure.ac: use ` ` instead of $()
22106 * configure: Regenerate.
22108 2009-05-05 Ben Elliston <bje@au.ibm.com>
22110 * config/pa/linux-atomic.c: Eliminate conditional include of
22111 errno.h on non-LP64 systems to simplify build requirements.
22113 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22115 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
22117 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
22118 and pass value to identifier_to_locale.
22119 (warn_variable_length_array): Make name a tree.
22120 (grokdeclarator): Separate diagnostic texts for named and unnamed
22121 declarators. Use %qE for named declarators.
22122 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22124 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
22125 identifiers in diagnostics.
22126 * c-typeck.c (push_member_name, start_init): Pass identifiers to
22127 identifier_to_locale. Mark "anonymous" strings for translation.
22129 2009-05-04 Michael Eager <eager@eagercon.com>
22131 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
22132 address for DImode/DFmode only if double-precision FP regs.
22134 2009-05-04 Michael Eager <eager@eagercon.com>
22136 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
22137 TARGET_SINGLE_FLOAT check.
22139 2009-05-04 Michael Eager <eager@eagercon.com>
22141 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
22143 2009-05-04 Michael Eager <eager@eagercon.com>
22145 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
22146 * config/rs6000/t-xilinx: New
22148 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
22150 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
22151 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
22152 * gcc/explow.c (memory_address): Use target hook.
22153 * gcc/targhooks.c (default_legitimize_address): New.
22154 * gcc/targhooks.h (default_legitimize_address): New.
22155 * gcc/target.h (legitimize_address): New.
22156 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
22157 (TARGET_INITIALIZER): Include it.
22158 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
22160 * config/bfin/bfin-protos.h (legitimize_address): Remove.
22161 * config/bfin/bfin.c (legitimize_address): Remove.
22162 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
22163 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
22165 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
22166 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
22168 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
22169 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
22170 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
22171 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
22172 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
22173 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
22174 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
22175 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
22176 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
22177 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
22178 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
22179 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
22180 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
22181 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
22182 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
22183 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
22184 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
22185 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
22186 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
22187 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
22188 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
22189 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
22190 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
22192 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
22193 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
22194 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
22195 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
22196 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
22197 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
22198 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
22199 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
22200 (thumb_legitimize_address): Delete.
22201 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
22202 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
22203 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
22204 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
22205 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
22206 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
22208 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
22211 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
22212 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
22213 * config/m32r/m32r.c (m32r_legitimize_address): New.
22214 * config/m68k/m68k.c (m68k_legitimize_address): New.
22215 * config/score/score.c (score_legitimize_address): Standardize.
22216 * config/score/score3.c (score3_legitimize_address): Standardize.
22217 * config/score/score3.h (score3_legitimize_address): Adjust.
22218 * config/score/score7.c (score7_legitimize_address): Standardize.
22219 * config/score/score7.h (score7_legitimize_address): Adjust.
22220 * config/sh/sh.c (sh_legitimize_address): New.
22221 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
22223 * gcc/config/s390/s390.c (legitimize_address): Rename to...
22224 (s390_legitimize_address): ... this.
22225 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
22226 (sparc_legitimize_address): ... this.
22227 * gcc/config/i386/i386.c (legitimize_address): Rename to...
22228 (ix86_legitimize_address): ... this.
22229 * gcc/config/avr/avr.c (legitimize_address): Rename to...
22230 (avr_legitimize_address): ... this.
22231 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
22232 (mn10300_legitimize_address): ... this.
22233 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
22234 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
22235 (alpha_expand_mov): Adjust call.
22237 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
22238 * config/spu/spu.c (spu_legitimize_address): Likewise.
22239 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
22240 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
22242 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22244 * intl.c (locale_encoding, locale_utf8): New.
22245 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
22246 * intl.h (locale_encoding, locale_utf8): Declare.
22247 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
22248 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
22250 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
22252 (pp_tree_identifier): Define to call pp_base_tree_identifier.
22253 (pp_base_tree_identifier): Declare as function.
22254 (identifier_to_locale): Declare.
22255 * Makefile.in (pretty-print.o): Update dependencies.
22256 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22258 2009-05-04 Richard Guenther <rguenther@suse.de>
22260 PR middle-end/40015
22261 * builtins.c (fold_builtin_memory_op): Do not decay to element
22262 type if the size matches the whole array.
22264 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22266 * expmed.c (synth_mult): When trying out a shift, pass the result
22269 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22271 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22272 (shiftsub1_cost): New.
22273 (init_expmed): Compute shiftsub1_cost.
22274 (synth_mult): Optimize multiplications by constants of the form
22275 -(2^^m-1) for some constant positive integer m.
22277 2009-05-03 Richard Guenther <rguenther@suse.de>
22280 * c-typeck.c (array_to_pointer_conversion): Do not built
22281 ADDR_EXPRs of arrays of pointer-to-element type.
22282 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22283 up wrong ADDR_EXPRs after-the-fact.
22284 * c-common.c (strict_aliasing_warning): Strip pointer
22285 conversions for obtaining the original type.
22286 * builtins.c (fold_builtin_memset): Handle array types.
22287 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22290 2009-05-03 Richard Guenther <rguenther@suse.de>
22292 PR middle-end/23329
22293 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22294 Do not lose casts from array types with unknown extent to array
22295 types with known extent.
22296 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22297 alias set compatibility.
22299 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22301 * flags.h (extra_warnings): Delete.
22302 * toplev.c (process_options): Handle Wuninitialized here.
22303 * opts.c (extra_warnings): Delete.
22304 (set_Wextra): Delete.
22305 (common_handle_option): -Wextra can be handled automatically.
22306 * c-opts.c (c_common_handle_option): Delete obsolete code.
22307 (c_common_post_options): Simplify comment.
22308 * common.opt (W): Add Var.
22310 (Wuninitialized): Initialize to -1.
22312 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22313 Richard Guenther <rguenther@suse.de>
22315 * expr.c (get_def_for_expr): New function.
22316 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22317 SSA rather than trees.
22318 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22319 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22321 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22323 * c-common.c (reswords): Add _Imaginary.
22324 * c-common.c (enum rid): Add RID_IMAGINARY.
22326 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22328 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22329 Patch by Richard Guenther.
22331 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22333 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22334 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22335 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22336 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22337 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22338 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22339 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22340 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22341 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22342 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22343 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22344 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22345 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22346 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22347 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22348 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22349 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22350 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22352 2009-05-02 Richard Guenther <rguenther@suse.de>
22354 PR tree-optimization/39940
22355 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22358 2009-05-02 Richard Guenther <rguenther@suse.de>
22360 PR middle-end/40001
22361 * tree-ssa.c (execute_update_addresses_taken): Properly check
22362 if we can mark a variable DECL_GIMPLE_REG_P.
22363 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22364 back to the end of the function.
22365 (is_gimple_reg_type): Remove complex type special casing.
22366 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22369 2009-05-02 Ben Elliston <bje@au.ibm.com>
22371 * doc/collect2.texi (Collect2): Document search path behaviour
22372 when configured with --with-ld.
22374 2009-05-02 Jan Hubicka <jh@suse.cz>
22376 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22377 parameter; update callers.
22378 (coalesce_cost_edge): EH edges are costier because they needs
22379 splitting even if not critical and even more costier when there are
22380 multiple EH predecestors.
22382 2009-05-02 Jan Hubicka <jh@suse.cz>
22384 * except.c (remove_eh_handler_and_replace): Handle updating after
22385 removing TRY blocks.
22387 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22389 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22391 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22393 * varasm.c: Do not include c-pragma.h.
22394 * attribs.c: Do not incude c-common.h.
22396 2009-05-01 Michael Matz <matz@suse.de>
22398 * calls.c (initialize_argument_information): Handle SSA names like
22399 decls with a non MEM_P DECL_RTL.
22401 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22403 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22404 * ipa-utils.c: Likewise.
22405 * ipa-type-escape.c: Likewise.
22406 * cgraphunit.c Do not include c-common.h.
22407 * ipa-pure-const.c: Likewise.
22408 * tree-if-conv.c: Likewise.
22409 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22410 * ipa-struct-reorg.c: Likewise.
22411 * tree-nomudflap.c: Likewise.
22412 * tree-ssa-structalias.c: Likewise.
22414 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22416 * store-motion.c: Many cleanups to make this pass a first-class
22417 citizen instead of an appendix to gcse load motion. Add TODO list
22418 to make this pass faster/cleaner/better.
22420 (struct ls_expr): Post gcse.c-split cleanups.
22421 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22422 "stores" field to "avail_stores".
22423 (pre_ldst_mems): Rename to store_motion_mems.
22424 (pre_ldst_table): Rename to store_motion_mems_table.
22425 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22426 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22427 (ldst_entry): Rename to st_expr_entry, update users.
22428 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22429 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22430 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22432 (first_ls_expr): Rename to first_st_expr, update users.
22433 (next_ls_expr): Rename to next_st_expr, update users.
22434 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22435 fields properly for store motion instead of names inherited from load
22437 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22438 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22441 (ae_kill): Rename to st_kill, update users.
22442 (ae_gen): Rename to st_avloc, update users.
22443 (transp): Rename to st_transp, update users.
22444 (pre_insert_map): Rename to st_insert_map, update users.
22445 (pre_delete_map): Rename to st_delete_map, update users.
22446 (insert_store, build_store_vectors, free_store_memory,
22447 one_store_motion_pass): Update for abovementioned changes.
22449 (gcse_subst_count, gcse_create_count): Remove.
22450 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22451 and "n_stores_created", local variables.
22453 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22456 (regvec, compute_store_table_current_insn): Remove.
22457 (reg_set_info, reg_clear_last_set): Remove.
22458 (compute_store_table): Use DF caches instead of local dataflow
22461 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22463 * c-objc-common.c (c_tree_printer): Print identifiers with
22464 pp_identifier, not pp_string. Mark "({anonymous})" for
22466 * c-pretty-print.c (pp_c_ws_string): New.
22467 (pp_c_cv_qualifier, pp_c_type_specifier,
22468 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22469 pp_c_storage_class_specifier, pp_c_function_specifier,
22470 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22471 pp_c_primary_expression, pp_c_postfix_expression,
22472 pp_c_unary_expression, pp_c_shift_expression,
22473 pp_c_relational_expression, pp_c_equality_expression,
22474 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22475 use pp_string and pp_c_ws_string in place of pp_identifier and
22476 pp_c_identifier for non-identifiers. Mark English strings for
22478 * c-pretty-print.h (pp_c_ws_string): Declare.
22480 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22481 Roland McGrath <roland@redhat.com>
22483 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22484 (ENABLE_LD_BUILDID): New configuration option.
22485 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22486 (LINK_BUILDID_SPEC): New macro.
22487 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22489 * doc/install.texi: Document --enable-linker-build-id option.
22490 * configure: Rebuild.
22491 * config.in: Rebuild.
22493 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22495 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22496 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22497 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22498 MIPS_GP_SAVE_AREA_SIZE.
22499 * config/mips/mips.c (struct mips_frame_info): Update comment
22500 before arg_pointer_offset and hard_frame_pointer_offset.
22501 (mips_compute_frame_info): Update diagram before function: to
22502 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22503 indicate the position of frame_pointer_rtx with -fstack-protector and
22504 to show args_size. Don't allocate cprestore area for leaf functions
22505 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22507 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22509 2009-04-30 Michael Matz <matz@suse.de>
22511 PR tree-optimization/39955
22512 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22514 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22516 * ira.c (setup_cover_and_important_classes): Use safe macro
22517 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22519 * genpreds.c (write_tm_preds_h): Output suitable definition of
22520 REG_CLASS_FOR_CONSTRAINT.
22522 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22524 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22526 * bitmap.c (bitmap_descriptor): Likewise.
22527 * ggc-common.c (loc_descriptor): Likewise.
22528 * varray.c (varray_descriptor): Likewise.
22529 * vec.c (vec_descriptor): Likewise.
22531 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22533 * Makefile.in (dce.o): Add $(EXCEPT_H).
22534 * dce.c: Include except.h and delete redundant vector definitions.
22535 (deletable_insn_p): Return false for non-call insns that can throw
22538 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22540 * gcse.c (ae_gen): Remove.
22541 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22542 and make non-static function to make it available in store-motion.c.
22543 Update call sites with search-and-replace.
22544 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22545 extract_mentioned_regs, extract_mentioned_regs_helper,
22546 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22547 store_killed_in_insn, store_killed_after, store_killed_before,
22548 build_store_vectors, insert_insn_start_basic_block, insert-store,
22549 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22550 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22551 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22552 * store-motion.c: ...new file. Also copy data structures from gcse.c
22553 and clean up to remove parts not used by store motion.
22554 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22555 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22557 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22560 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22561 when optimizing for size.
22563 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22565 * gcse.c (gcse_constant_p): Fix typo in last change.
22567 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22569 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22571 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22573 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22575 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22577 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22578 CONST_HIGH_PART result.
22580 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22582 * config/avr/avr.c (initial_elimination_offset): Rename to
22583 avr_initial_elimination_offset.
22584 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22585 change return type to bool.
22586 (avr_can_eliminate): New function.
22587 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22588 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22589 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22590 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22591 avr_initial_elimination_offset.
22592 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22593 (avr_initial_elimination_offset): Define.
22595 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22596 Steven Bosscher <steven@gcc.gnu.org>
22598 PR rtl-optimization/39938
22599 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22600 * cfgrtl.c: Include insn-attr.h.
22601 (rest_of_pass_free_cfg): New function.
22602 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22603 * resource.c (init_resource_info): Remove call to df_analyze.
22605 2009-04-29 Richard Guenther <rguenther@suse.de>
22608 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22609 allow conversion to signed integers.
22611 2009-04-29 Richard Guenther <rguenther@suse.de>
22613 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22614 shifts of floating point vectors if the shift amount is
22615 a constant multiple of the element size.
22617 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22618 Michael Matz <matz@suse.de>
22620 PR middle-end/39927
22622 * tree-outof-ssa.c (emit_partition_copy): New function.
22623 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22624 insert_part_to_rtx_on_edge): Perform the partition base var
22625 copy using emit_partition_copy.
22626 (insert_value_copy_on_edge): Convert constants to the right mode.
22627 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22628 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22630 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22632 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22633 scan backwards to try to find a constant to initialize it.
22635 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22636 insn before the loop_end instruction, don't look past labels.
22638 2009-04-29 Richard Guenther <rguenther@suse.de>
22640 PR middle-end/39937
22641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22642 loose type conversions.
22643 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22644 stmts only if there are no uses of its definition.
22646 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22648 * config/bfin/bfin.h (splitting_loops): Declare.
22649 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22650 Reorder bit definitions to be ascending.
22651 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22652 * config/bfin/bfin.c (splitting_loops): New variable.
22653 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22654 (struct loop_info): Remove members INIT and LOOP_INIT.
22655 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22656 the LSETUP sequence. Allow LC to be loaded from any register, but
22657 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22658 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22660 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22661 of reload_completed.
22664 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22666 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22668 * Makefile.in (PLUGIN_VERSION_H): New.
22669 (OBJS-common): Remove plugin-version.o.
22670 (plugin.o): Depend on (PLUGIN_VERSION_H).
22671 (plugin-version.o): Remove.
22672 * configure: Regenerate
22673 * configure.ac: Create plugin-version.h.
22674 * gcc-plugin.h (plugin_gcc_version): Remove.
22675 (plugin_default_version_check): Change signature.
22676 * plugin-version.c: Remove.
22677 * plugin.c: Include plugin-version.h.
22678 (str_plugin_gcc_version_name): Remove.
22679 (try_init_one_plugin): Pass gcc version to plugin_init.
22680 (plugin_default_version_check): Both gcc and plugin versions are now
22683 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22685 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22686 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22687 Remove special case testing for last insn of inner loops. Don't fail
22688 if the loop ends with a jump, emit an extra nop instead.
22690 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22691 DREGS rather than comparing directly. Remove code that tries to
22692 account for latencies.
22694 2009-04-29 Richard Guenther <rguenther@suse.de>
22696 PR tree-optimization/39941
22697 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22698 eliminating an indirect call.
22700 2009-04-29 Richard Guenther <rguenther@suse.de>
22702 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22703 parameter. Allow invariants as base if !require_lvalue.
22704 (verify_gimple_assign_single): Adjust.
22706 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22708 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22709 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22710 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22711 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22712 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22714 * config/bfin/bfin.c (bfin_expand_builtin,
22715 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22717 2009-04-28 Richard Guenther <rguenther@suse.de>
22719 * tree-vect-loop.c (get_initial_def_for_induction): Use
22720 correct types for pointer increment.
22722 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22724 * toplev.c (print_version): Update GMP version string calculation.
22726 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22728 PR rtl-optimization/39938
22729 * resource.c (init_resource_info): Add call to df_analyze.
22731 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22733 * config/alpha/alpha.md (usegp): Cast the result of
22734 alpha_find_lo_sum_using_gp to enum attr_usegp.
22735 * config/alpha/alpha.c (override_options): Remove end-of-structure
22736 marker element from cpu_table. Use array size of cpu_table to handle
22737 -mcpu and -mtune options.
22738 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22740 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22742 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22743 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22744 tune_32 and tune_64.
22745 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22746 support on PowerPC.
22747 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22748 * config/rs6000/option-defaults.h: ... here. New file.
22749 (OPT_64, OPT_32): Define.
22750 (MASK_64BIT): Define to 0 if not already defined.
22751 (OPT_ARCH64, OPT_ARCH32): Define.
22752 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22755 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22757 * config/arm/arm.c (arm_override_options): Emit error on using
22760 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22762 PR rtl-optimization/39914
22763 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22764 registers for allocnos created from user-defined variables only
22765 when not optimizing.
22767 2009-04-28 Richard Guenther <rguenther@suse.de>
22769 PR middle-end/39937
22770 * fold-const.c (fold_binary): Use distribute_real_division only
22773 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22775 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22776 add hpux-stdint.h to tm_file.
22777 (hppa[12]*-*-hpux11*): Ditto.
22778 (ia64*-*-hpux*): Ditto.
22779 * config/hpux-stdint.h: New.
22780 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22781 __STDC_EXT__ for all compiles.
22782 * config/pa/pa-hpux.h: Ditto.
22783 * config/pa/pa-hpux10.h: Ditto.
22784 * config/pa/pa-hpux11.h: Ditto.
22786 2009-04-28 Catherine Moore <clm@codesourcery.com>
22788 * debug.h (set_name): Add comment.
22790 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22793 * config/darwin.c (machopic_gen_offset): Check
22794 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22795 * config/arm/arm.c (require_pic_register): Likewise.
22797 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22799 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22800 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22801 m32c_promote_prototypes): Delete.
22803 2009-04-28 Michael Matz <matz@suse.de>
22805 PR middle-end/39922
22806 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22809 2009-04-28 Richard Guenther <rguenther@suse.de>
22811 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22813 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22815 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22816 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22817 * config/arm/arm-tune.md: Regenerate.
22819 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22821 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22822 block if there are complex incoming edges.
22823 (sel_merge_blocks): Remove useless assert.
22824 (sel_redirect_edge_and_branch): Check that edge was redirected.
22825 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22826 (sel_find_rgns): Delete declaration.
22827 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22828 the region when it is not a preheader.
22830 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22833 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22835 2009-04-28 Richard Guenther <rguenther@suse.de>
22837 * tree.h (SSA_NAME_VALUE): Remove.
22838 (struct tree_ssa_name): Remove value_handle member.
22839 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22840 array for jump threading.
22841 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22843 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22844 * tree-flow.h (threadedge_initialize_values): Declare.
22845 (threadedge_finalize_values): Likewise.
22846 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22847 (SSA_NAME_VALUE): Define.
22848 (threadedge_initialize_values): New function.
22849 (threadedge_finalize_values): Likewise.
22850 * tree-ssa-dom.c (ssa_name_values): New global variable.
22851 (SSA_NAME_VALUE): Define.
22852 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22854 2009-04-28 Ira Rosen <irar@il.ibm.com>
22856 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22857 Use REPORT_VECTORIZED_LOCATIONS instead
22858 REPORT_VECTORIZED_LOOPS.
22859 * tree-vectorizer.c (vect_verbosity_level): Make static.
22860 (vect_loop_location): Rename to vect_location.
22861 (vect_set_verbosity_level): Update comment.
22862 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22864 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22865 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22866 instead REPORT_UNVECTORIZED_LOOPS.
22867 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22868 and vect_loop_def to vect_external_def and vect_internal_def.
22869 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22870 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22871 REPORT_UNVECTORIZED_LOCATIONS.
22872 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22873 and vect_used_in_loop and to vect_unused_in_scope and
22874 vect_used_in_scope.
22875 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22876 (vect_verbosity_level): Remove declaration.
22877 (vect_analyze_operations): Likewise.
22878 (vect_analyze_stmt): Declare.
22879 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22880 REPORT_UNVECTORIZED_LOCATIONS.
22881 (vect_get_loop_niters): Fix indentation.
22882 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22883 (vect_analyze_loop_operations): New function.
22884 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22885 vect_analyze_operations.
22886 (vect_is_simple_reduction): Use new names.
22887 (vectorizable_live_operation, vect_transform_loop): Likewise.
22888 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22889 to specify whether the data references can be a part of interleaving
22891 (vect_analyze_data_ref_dependence): Use new names.
22892 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22893 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22894 * tree-vect-patterns.c (widened_name_p): Use new names.
22895 (vect_recog_dot_prod_pattern): Likewise.
22896 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22897 (process_use, vect_mark_stmts_to_be_vectorized,
22898 vect_model_simple_cost, vect_model_store_cost,
22899 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22900 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22901 vectorizable_operation, vectorizable_type_demotion,
22902 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22903 vectorizable_condition): Likewise.
22904 (vect_analyze_operations): Split into vect_analyze_loop_operations
22906 (vect_analyze_stmt): ... new function.
22907 (new_stmt_vec_info): Use new names.
22908 (vect_is_simple_use): Use new names and fix comment.
22909 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22910 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22912 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22915 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22916 and integer modes for x87 operands. Do not ICE for unsupported size,
22917 generate error instead. Generate error for unsupported operand types.
22918 ['z']: Do not handle HImode memory operands specially. Warning
22919 for floating-point operands. Fallthru to 'Z' for unsupported operand
22920 types. Do not ICE for unsupported size, generate error instead.
22921 (output_387_binary_op): Use %Z to output operands.
22922 (output_fp_compare): Ditto.
22923 (output_387_reg_move): Ditto.
22925 2009-04-28 Ben Elliston <bje@au.ibm.com>
22930 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22932 * builtins.c (c_strlen): Do not warn here.
22933 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22934 * c-common.c (pointer_int_sum): Take an explicit location.
22935 Warn about offsets out of bounds.
22936 * c-common.h (pointer_int_sum): Adjust declaration.
22938 2009-04-27 Ian Lance Taylor <iant@google.com>
22940 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22942 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22943 * df-core.c (df_set_flags): Change return type to int. Change
22944 type of old_flags to int.
22945 (df_clear_flags): Likewise.
22946 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22947 (df_get_conditional_uses): Likewise.
22948 * df.h (df_set_flags, df_clear_flags): Update declarations.
22949 * dwarf2out.c (struct indirect_string_node): Change type of form
22950 field to enum dwarf_form.
22951 (AT_string_form): Change return type to enum dwarf_form.
22952 * fixed-value.c (fixed_compare): Add cast to enum type.
22953 * fwprop.c (update_df): Change 0 to VOIDmode.
22954 * gensupport.c: Change 0 to UNKNOWN.
22955 * gimple.h (gimple_cond_code): Add cast to enum type.
22956 * haifa-sched.c (reemit_notes): Add cast to enum type.
22957 * hooks.c (hook_int_void_no_regs): Remove function.
22958 * hooks.h (hook_int_void_no_regs): Remove declaration.
22959 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22960 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22961 * real.c (real_arithmetic): Add cast to enum type.
22962 (real_compare): Likewise.
22963 * target.h (struct gcc_target): Change return type of
22964 branch_target_register_class to enum reg_class.
22965 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22966 default_branch_target_register_class.
22967 * targhooks.c (default_branch_target_register_class): New function.
22968 * targhooks.h (default_branch_target_register_class): Declare.
22969 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22970 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22972 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22974 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22975 vect_uninitialized_def. Change 0 to ERROR_MARK.
22976 * tree-vect-stmts.c (supportable_widening_operation): Don't
22977 initialize icode1 and icode2.
22978 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22979 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22981 (cmn_err_flag_specs): Change 0 to STD_C89.
22982 (cmn_err_char_table): Likewise.
22983 * config/arm/arm.c (get_arm_condition_code): Change type of code
22984 to enum arm_cond_code.
22985 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22986 (IWMMXT_BUILTIN2): Likewise.
22987 (neon_builtin_type_bits): Don't define typedef.
22988 (neon_builtin_datum): Change type of bits field to int.
22989 (arm_expand_neon_args): Add cast to enum type.
22990 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22992 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22993 casts to enum type.
22994 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22996 * config/mips/mips.md (jal_macro): Return enum constant.
22997 (single_insn): Likewise.
22998 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
23000 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23001 casts to enum type.
23002 * config/s390/s390.c (s390_tune_flags): Change type to int.
23003 (s390_arch_flags): Likewise.
23004 (s390_handle_arch_option): Change flags field of struct pta to int.
23005 * config/s390/s390.h (s390_tune_flags): Update declaration.
23006 (s390_arch_flags): Likewise.
23007 * config/sh/sh.c (prepare_move_operands): Compare
23008 tls_symbolic_operand result with enum constant.
23009 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
23010 (sh_expand_prologue): Add cast to enum type.
23011 (sh_expand_epilogue): Likewise.
23012 (tls_symbolic_operand): Change return type to enum tls_model.
23013 (fpscr_set_from_mem): Add cast to enum type.
23014 (legitimize_pic_address): Compare tls_symbolic_operand result with
23016 (sh_target_reg_class): Change return type to enum reg_class.
23017 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
23019 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
23020 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
23021 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
23022 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
23023 (delayed_branch, tls_call_delay): Likewise.
23024 (eligible_for_sibcall_delay): Likewise.
23025 (eligible_for_return_delay): Likewise.
23026 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
23027 (spu_expand_builtin_1): Likewise.
23029 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
23030 for all types of conversions.
23031 (output_init_element): Issue -Wc++-compat warning if needed when
23032 initializing a bitfield with enum type.
23033 * c-parser.c (c_parser_expression): Set original_type to
23034 original_type of right hand operand of comma operator.
23036 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23038 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
23040 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
23041 * doc/cpp.texi (Standard Predefined Macros)
23042 (Implementation-defined behavior): Likewise.
23043 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
23044 * doc/gimple.texi (GIMPLE Exception Handling)
23045 (@code{GIMPLE_ASSIGN}): Likewise.
23046 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
23047 * doc/invoke.texi (Warning Options, Optimize Options)
23048 (AVR Options, Darwin Options): Likewise.
23049 (Optimize Options): Reformulate -fwhole-program description.
23050 * doc/loop.texi (Lambda): Likewise.
23051 * doc/md.texi (Output Template, Define Constraints)
23052 (Standard Names, Insn Splitting): Likewise.
23053 * doc/options.texi (Option properties): Likewise.
23054 * doc/passes.texi (Tree-SSA passes): Likewise.
23055 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
23056 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
23057 (File Names and DBX): Likewise.
23058 * doc/trouble.texi (Incompatibilities): Likewise.
23060 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23062 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
23063 instruction is correct.
23065 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23067 Allow non-constant arguments to conversion intrinsics.
23068 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
23069 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
23070 * spu.c (print_operand): Handle 'v' and 'w'.
23071 (exp2_immediate_p, spu_gen_exp2): Define.
23072 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
23073 spu_convtf_1): Update parameter descriptions.
23074 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
23075 * constraints.md ('v', 'w'): New.
23076 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
23078 (i2f, I2F): New define_mode_attr.
23079 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
23080 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
23081 fixuns_truncv4sfv4si2): Update to use mode attribute.
23082 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
23083 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
23084 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
23085 patterns for combine.
23087 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
23089 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
23090 (cprop, hoist, pre, store_motion): New debug counters.
23091 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
23092 is not an RTL pass anymore.
23093 (pass_profiling): Remove extern decl for pass removed in 2005.
23094 (pass_gcse, pass_jump_bypass): Remove.
23095 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
23096 to 0 for clean state.
23097 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
23098 * cse.c (gate_handle_cse_after_global_opts,
23099 rest_of_handle_cse_after_global_opts): New functions.
23100 (pass_cse_after_global_opts): New pass, does local CSE.
23101 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
23102 (TV_CPROP): New timevar.
23103 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
23104 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
23105 (gcse_main, recompute_all_luids): Remove.
23106 (compute_hash_table_work): Call max_reg_num instead of reading
23108 (cprop_jump): Don't set run_jump_opt_after_gcse.
23109 (constprop_register): Always allow to alter jumps.
23110 (cprop_insn): Likewise.
23111 (do_local_cprop): Likewise.
23112 (local_cprop_pass): Likewise. Return non-zero if something changed.
23113 (cprop): Remove function, fold interesting bits into one_cprop_pass.
23114 (find_implicit_sets): Add note about missed optimization opportunity.
23115 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
23116 pass_rtl_cprop execute function.
23117 Don't bother tracking the pass number, each pass gets its own dumpfile
23119 Always allow to alter jumpsand bypass jumps.
23120 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
23121 will just find no suitable set.
23122 (pre_edge_insert): Fix dumping, this function is for PRE only.
23123 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
23124 pass_rtl_pre execute function.
23125 (hoist_code): Return non-zero if something changed. Keep track of
23126 substitutions and insertions for statistics gathering similar to PRE.
23127 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
23128 called from the pass_rtl_hoist execute function. Show pass statistics.
23129 (compute_store_table): Use max_reg_num directly instead of using the
23130 formerly global max_gcse_regno.
23131 (build_store_vectors): Likewise.
23132 (replace_store_insn): Fix dumping.
23133 (store_motion): Rename to ...
23134 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
23135 pass, called from the pass_rtl_store_motion execute function. Keep
23136 track of substitutions and insertions for statistics gathering similar
23138 (bypass_jumps): Remove, fold interesting bits into ...
23139 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
23140 from the pass_rtl_cprop execute function.
23141 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
23142 pass_jump_bypass): Remove.
23143 (gate_handle_gcse, rest_of_handle_gcse): Remove.
23144 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
23145 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
23146 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
23147 (gate_rtl_store_motion, execute_rtl_store_motion,
23148 pass_rtl_store_motion): New.
23149 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
23150 make it clear that -fcse-skip-blocks is a no-op for backward compat.
23151 * passes.c (init_optimization_passes): Remove pass_gcse and
23152 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
23153 and cse_after_global_opts in place of pass_gcse. Schedule cprop
23154 instead of pass_jump_bypass.
23156 2009-04-27 Richard Guenther <rguenther@suse.de>
23158 PR middle-end/39928
23159 * gimplify.c (gimplify_expr): If we are required to create
23160 a temporary make sure it ends up as register.
23162 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
23165 * config/i386/i386.c (construct_container): Don't call
23166 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
23167 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
23169 2009-04-27 Michael Matz <matz@suse.de>
23171 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
23172 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
23173 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
23174 (dump_replaceable_exprs): Take a bitmap.
23175 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
23177 (expand_gimple_basic_block): Likewise.
23178 * tree-ssa-ter.c (struct temp_expr_table_d): Make
23179 replaceable_expressions member a bitmap.
23180 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
23181 (mark_replaceable): Likewise.
23182 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
23183 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
23185 2009-04-27 Richard Guenther <rguenther@suse.de>
23187 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
23188 (verify_stmts): Dispatch to gimple/type verification code.
23189 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
23190 issue with call argument types.
23192 2009-04-27 Michael Matz <matz@suse.de>
23194 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
23195 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
23198 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
23199 Eric Botcazou <ebotcazou@adacore.com>
23201 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
23202 a label's basic block.
23203 (mark_target_live_regs): Tidy and rework obsolete comments.
23204 Change back DF problem to LIVE. If a label starts a basic block,
23205 assume that all registers that used to be live then still are.
23206 (init_resource_info): If a label starts a basic block, set its
23207 BLOCK_FOR_INSN accordingly.
23208 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
23210 2009-04-27 Richard Guenther <rguenther@suse.de>
23212 * tree-flow-inline.h (function_ann): Remove.
23213 (get_function_ann): Likewise.
23214 * tree-dfa.c (create_function_ann): Remove.
23215 * tree-flow.h (struct static_var_ann_d): Remove.
23216 (struct function_ann_d): Likewise.
23217 (union tree_ann_d): Remove fdecl member.
23218 (function_ann_t): Remove.
23219 (function_ann, get_function_ann, create_function_ann): Remove
23222 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
23224 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
23226 2009-04-27 Jan Hubicka <jh@suse.cz>
23228 * ipa-pure-const.c (struct funct_state_d): New fields
23229 state_previously_known, looping_previously_known; remove
23230 state_set_in_source.
23231 (analyze_function): Use new fields.
23232 (propagate): Avoid assumption that state_set_in_source imply
23235 * tree-ssa-loop-niter.c (finite_loop_p): New function.
23236 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
23237 * cfgloop.h (finite_loop_p): Declare.
23239 2009-04-26 Michael Matz <matz@suse.de>
23241 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
23243 2009-04-26 Michael Matz <matz@suse.de>
23245 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
23246 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23247 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
23248 pass_mark_used_blocks): Remove.
23249 * tree-optimize.c (pass_free_datastructures,
23250 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
23251 * passes.c (init_optimization_passes): Don't call
23252 pass_mark_used_blocks, remove dead code.
23254 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
23256 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23257 * tree-ssa-live.h (register_ssa_partition): Likewise.
23259 2009-04-26 Michael Matz <matz@suse.de>
23262 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23263 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23264 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23266 (compare_pairs): Swap cost comparison.
23267 (coalesce_ssa_name): Don't use change_partition_var.
23268 * tree-nrv.c (struct nrv_data): Add modified member.
23269 (finalize_nrv_r): Set it.
23270 (tree_nrv): Use it to update statements.
23271 (pass_nrv): Require PROP_ssa.
23272 * tree-mudflap.c (mf_decl_cache_locals,
23273 mf_build_check_statement_for): Use make_rename_temp.
23274 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23275 * alias.c (find_base_decl): Handle SSA names.
23276 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23277 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23278 * rtl.h (set_reg_attrs_for_parm): Declare.
23279 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23280 to "optimized", remove unused locals at finish.
23281 (execute_free_datastructures): Make global, call
23282 delete_tree_cfg_annotations.
23283 (execute_free_cfg_annotations): Don't call
23284 delete_tree_cfg_annotations.
23286 * ssaexpand.h: New file.
23287 * expr.c (toplevel): Include ssaexpand.h.
23288 (expand_assignment): Handle SSA names the same as register variables.
23289 (expand_expr_real_1): Expand SSA names.
23290 * cfgexpand.c (toplevel): Include ssaexpand.h.
23291 (SA): New global variable.
23292 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23293 (SSAVAR): New macro.
23294 (set_rtl): New helper function.
23295 (add_stack_var): Deal with SSA names, use set_rtl.
23296 (expand_one_stack_var_at): Likewise.
23297 (expand_one_stack_var): Deal with SSA names.
23298 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23299 before unique numbers.
23300 (expand_stack_vars): Use set_rtl.
23301 (expand_one_var): Accept SSA names, add asserts for them, feed them
23302 to above subroutines.
23303 (expand_used_vars): Expand all partitions (without default defs),
23304 then only the local decls (ignoring those expanded already).
23305 (expand_gimple_cond): Remove edges when jumpif() expands an
23306 unconditional jump.
23307 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23308 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23310 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23311 members of SA; deal with PARM_DECL partitions here; expand
23312 all PHI nodes, free tree datastructures and SA. Commit instructions
23313 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23314 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23315 info and statements at start, collect garbage at finish.
23316 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23317 (VAR_ANN_PARTITION) Remove.
23318 (change_partition_var): Don't declare.
23319 (partition_to_var): Always return SSA names.
23320 (var_to_partition): Only accept SSA names.
23321 (register_ssa_partition): Only check argument.
23322 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23324 (delete_var_map): Don't free it.
23325 (var_union): Only accept SSA names, simplify.
23326 (partition_view_init): Mark only useful SSA names as used.
23327 (partition_view_fini): Only deal with SSA names.
23328 (change_partition_var): Remove.
23329 (dump_var_map): Use ssa_name instead of partition_to_var member.
23330 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23332 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23333 (struct _elim_graph): New member const_dests; nodes member vector of
23335 (set_location_for_edge): New static helper.
23336 (create_temp): Remove.
23337 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23338 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23339 (new_elim_graph): Allocate const_dests member.
23340 (clean_elim_graph): Truncate const_dests member.
23341 (delete_elim_graph): Free const_dests member.
23342 (elim_graph_size): Adapt to new type of nodes member.
23343 (elim_graph_add_node): Likewise.
23344 (eliminate_name): Likewise.
23345 (eliminate_build): Don't take basic block argument, deal only with
23346 partition numbers, not variables.
23347 (get_temp_reg): New static helper.
23348 (elim_create): Use it, deal with RTL temporaries instead of trees.
23349 (eliminate_phi): Adjust all calls to new signature.
23350 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23351 (rewrite_trees): Only do checking.
23352 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23353 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23354 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23355 contains_tree_r, MAX_STMTS_IN_LATCH,
23356 process_single_block_loop_latch, analyze_edges_for_bb,
23357 perform_edge_inserts): Remove.
23358 (expand_phi_nodes): New global function.
23359 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23360 functions, initialize new parameter, remember partitions having a
23362 (finish_out_of_ssa): New global function.
23363 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23364 don't reset in_ssa_p here, don't disable TER when mudflap.
23365 (pass_del_ssa): Remove.
23366 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23368 (execute_free_datastructures): Declare.
23369 * Makefile.in (SSAEXPAND_H): New variable.
23370 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23371 * basic-block.h (commit_one_edge_insertion): Declare.
23372 * passes.c (init_optimization_passes): Move pass_nrv and
23373 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23374 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23375 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23376 (redirect_branch_edge): Deal with super block when expanding, split
23377 out jump patching itself into ...
23378 (patch_jump_insn): ... here, new static helper.
23380 2009-04-26 Michael Matz <matz@suse.de>
23382 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23383 beyond num_ssa_names.
23384 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23385 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23387 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23389 PR inline-asm/39543
23390 * fwprop.c (forward_propagate_asm): New function.
23391 (forward_propagate_and_simplify): Propagate also into __asm, if it
23392 doesn't increase the number of referenced registers.
23395 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23397 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23399 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23400 note_nonlocal_vla_type for nonlocal VLAs.
23401 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23402 contains_remapped_vars, remap_vla_decls): New functions.
23403 (convert_nonlocal_reference_stmt): If not optimizing, call
23404 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23405 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23406 if it wasn't found in var_map.
23407 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23408 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23409 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23411 * gimplify.c (nonlocal_vlas): New variable.
23412 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23414 (gimplify_body): Create and destroy nonlocal_vlas.
23416 * dwarf2out.c (loc_descr_plus_const): New function.
23417 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23418 mem_loc_descriptor, loc_descriptor_from_tree_1,
23419 descr_info_loc, gen_variable_die): Use it.
23421 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23422 !TREE_STATIC VAR_DECLs.
23423 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23424 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23425 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23426 DECL_BY_REFERENCE is valid.
23427 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23428 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23429 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23430 Copy DECL_BY_REFERENCE.
23431 (struct nesting_copy_body_data): New type.
23432 (nesting_copy_decl): New function.
23433 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23434 if they have variable length.
23436 2009-04-26 Michael Matz <matz@suse.de>
23438 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23439 mark new temporaries for renaming.
23441 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23444 * c-decl.c (global_bindings_p): Return negative value.
23445 (c_variable_size): New. Based on variable_size from
23447 (grokdeclarator): Call c_variable_size not variable_size.
23449 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23451 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23453 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23455 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23456 Redefine it to just use mingw/include.
23457 (ASM_SPEC): Rules for -m32 and -m64.
23458 (LINK_SPEC): Use Likewise.
23459 (SPEC_32): New define.
23460 (SPEC_64): Likewise.
23461 (SUB_LINK_SPEC): Likewise.
23462 (MULTILIB_DEFAULTS): New define.
23463 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23464 Add multilib options.
23465 (MULTILIB_DIRNAMES): Likewise.
23466 (MULTILIB_OSDIRNAMES): Likewise.
23467 (LIBGCC): Likewise.
23468 (INSTALL_LIBGCC): Likewise.
23470 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23473 * c-tree.h (enum c_inline_static_type): New.
23474 (record_inline_static): Declare.
23475 * c-decl.c (struct c_inline_static, c_inline_statics,
23476 record_inline_static, check_inline_statics): New.
23477 (pop_file_scope): Call check_inline_statics.
23478 (start_decl): Call record_inline_static instead of pedwarning
23479 directly for static in inline function.
23480 * c-typeck.c (build_external_ref): Call record_inline_static
23481 instead of pedwarning directly for static referenced in inline
23484 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23486 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23487 not new but only being rescanned.
23488 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23489 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23490 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23491 record_set_info, compute_set, grealloc): Remove.
23492 (recompute_all_luids): New function.
23493 (gcse_main): Don't compute sets, and don't do related memory
23494 allocations/free-ing. If something changed before the end of the
23495 pass, update LUIDs using recompute_all_luids.
23496 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23497 (free_gcse_mem): Don't free it either.
23498 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23499 Use the df insn LUIDs.
23500 (load_killed_in_block): Likewise.
23501 (compute_hash_table_work): Don't compute reg_set_in_block.
23502 (compute_transp): Use DF_REG_DEF_CHAINs.
23503 (local_cprop_pass): Don't use compute_sets and related functions.
23504 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23505 Use get_max_uid() instead of max_cuid.
23506 (insert_insn_end_basic_block, pre_insert_copy_insn,
23507 update_ld_motion_stores): Don't try to
23508 keep reg_set tables up to date.
23509 (pre_insert_copies): Use df insn LUIDs.
23510 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23511 (reg_set_info): Don't use extra bitmap argument.
23512 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23513 information to compute regs_set_in_block.
23514 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23515 (bypass_jumps): Don't use compute_sets and friends.
23517 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23520 * opts.c (undocumented_msg): Do not leave blank even with
23523 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23525 * c-decl.c (build_enumerator): Allow values folding to integer
23526 constants but not integer constant expressions with a pedwarn if
23529 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23532 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23533 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23534 type is an integer constant.
23536 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23539 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23542 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23545 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23546 with variably modified return type and no storage class
23547 specifiers, except for the case of nested functions. Distinguish
23548 extern declarations of functions with variably modified return
23549 types from those of objects with variably modified types.
23551 2009-04-25 Jan Hubicka <jh@suse.cz>
23553 * tree.c (list_equal_p): New function.
23554 * tree.h (list_equal_p): Declare.
23555 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23556 basic_block_def, basic_block, const_basic_block): New.
23557 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23558 (redirect_eh_edge): New function.
23559 (make_eh_edge_update_phi): EH edges are not abnormal.
23560 * except.c: Include tree-flow.h.
23561 (list_match): New function.
23562 (eh_region_replaceable_by_p): New function.
23563 (replace_region): New function.
23564 (hash_type_list): New function.
23565 (hash_eh_region): New function.
23566 (eh_regions_equal_p): New function.
23567 (merge_peers): New function.
23568 (remove_unreachable_regions): Verify EH tree when checking;
23570 (copy_eh_region_1): New function.
23571 (copy_eh_region): New function.
23572 (push_reachable_handler): New function.
23573 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23574 regions without label but with live RESX.
23575 * except.h (redirect_eh_edge_to_label): New.
23576 * tree-flow.h (redirect_eh_edge): New.
23577 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23578 basic_block_def, basic_block, const_basic_block): Remove.
23579 * Makefile.in (except.o): Add dependency on tree-flow.h
23580 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23581 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23584 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23587 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23588 on the destination of memcpy.
23590 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23592 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23593 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23594 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23596 2009-04-25 Jan Hubicka <jh@suse.cz>
23598 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23599 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23600 to be reached by different label than left.
23601 (update_eh_edges): Update comment; remove edge_to_remove if possible
23602 and return true if suceeded.
23603 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23604 (cleanup_eh): Compute sharing map.
23605 * except.c (remove_eh_handler_and_replace): Add argument if we should
23607 (remove_unreachable_regions): Update for label sharing.
23608 (label_to_region_map): Likewise.
23609 (get_next_region_sharing_label): New function.
23610 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23612 (remove_eh_handler): Update.
23613 (remove_eh_region_and_replace_by_outer_of): New function.
23614 * except.h (struct eh_region): Add next_region_sharing_label.
23615 (remove_eh_region_and_replace_by_outer_of,
23616 get_next_region_sharing_label): Declare.
23617 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23619 2009-04-25 Jan Hubicka <jh@suse.cz>
23621 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23622 insert code even if they are not critical.
23624 2009-04-25 Jan Hubicka <jh@suse.cz>
23626 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23627 (gimple_can_remove_branch_p): EH edges won't remove branch by
23629 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23630 updating of non-abnormal EH edges.
23631 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23632 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23633 (split_critical_edges): Split also edges where emitting code on them
23634 will lead to splitting later.
23636 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23637 H.J. Lu <hongjiu.lu@intel.com>
23640 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23641 the configured assembler supports fildq and fistpq mnemonics.
23642 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23643 * configure: Regenerated.
23644 * config.in: Ditto.
23646 * config/i386/i386.c (print_operand): Handle 'Z'.
23647 ['z']: Remove handling of special fild/fist suffixes.
23648 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23649 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23650 suffix of fild insn.
23651 (*floatsi<mode>2_vector_mixed): Ditto.
23652 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23653 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23654 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23655 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23656 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23658 2009-04-25 Ben Elliston <bje@au.ibm.com>
23660 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23661 the source of a set operation.
23663 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23665 * target.h (struct gcc_target): Add case_values_threshold field.
23666 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23667 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23668 * targhooks.c (default_case_values_threshold): New function.
23669 * targhooks.h (default_case_values_threshold): Declare function.
23670 * stmt.c (expand_case): Use case_values_threshold target hook.
23671 * expr.h (case_values_threshold): Remove declartation.
23672 * expr.c (case_values_threshold): Remove function.
23673 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23675 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23676 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23677 (avr_case_values_threshold): Declare as static.
23678 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23680 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23681 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23682 (mn10300_case_values_threshold): New function.
23684 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23686 * ira.c (setup_cover_and_important_classes): Add enum cast.
23688 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23690 * genpreds.c (write_enum_constraint_num): Output definition of
23691 CONSTRAINT_NUM_DEFINED_P macro.
23692 * ira.c (setup_cover_and_important_classes): Use
23693 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23695 2009-04-24 DJ Delorie <dj@redhat.com>
23697 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23698 __SH2A_SINGLE_ONLY__ also.
23700 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23702 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23703 (movdf_internal): Ditto.
23704 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23705 SFmode and DFmode constants.
23706 (ia64_print_operand): Add 'G' format for printing
23707 floating point constants.
23709 2009-04-24 Richard Guenther <rguenther@suse.de>
23711 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23712 from unsigned additions.
23714 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23716 * c-typeck.c (set_init_index): Allow array designators that are
23717 not integer constant expressions with a pedwarn if pedantic.
23719 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23721 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23722 zero if no overlap in nonzero bits between the operands.
23724 2009-04-24 Ian Lance Taylor <iant@google.com>
23726 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23727 (record_dead_and_set_regs): Likewise.
23728 * df.h (struct df_mw_hardreg): Change flags field to int.
23729 (struct df_base_ref): Likewise.
23730 (struct df): Change changeable_flags field to int.
23731 * df-scan.c (df_defs_record): Change clobber_flags to int.
23732 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23733 constants rather than #define macros.
23734 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23735 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23736 (enum dwarf_calling_convention): Likewise.
23737 (enum dwarf_line_number_x_ops): Likewise.
23738 (enum dwarf_call_frame_info): Likewise.
23739 (enum dwarf_source_language): Likewise.
23740 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23741 (add_calling_convention_attribute): Likewise.
23742 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23743 (combine_comparisons): Change compcode to int. Add cast to enum type.
23744 * genrecog.c (maybe_both_true_2): Change c to int.
23745 (write_switch): Likewise. Add cast to enum type.
23746 * gimplify.c (gimplify_omp_for): Handle return values from
23747 gimplify_expr using MIN rather than bitwise or.
23748 (gimplify_expr): Add cast to enum type.
23749 * ipa-prop.c (update_jump_functions_after_inlining): Change
23750 IPA_BOTTOM to IPA_JF_UNKNOWN.
23751 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23752 Add casts to enum type.
23753 (setup_cover_and_important_classes): Change cl to int. Add casts
23755 (setup_class_translate): Change cl and mode to int.
23756 (ira_init_once): Change mode to int.
23757 (free_register_move_costs): Likewise.
23758 (setup_prohibited_mode_move_regs): Add casts to enum type.
23759 * langhooks.c (add_builtin_function_common): Rework assertion that
23760 value fits bitfield.
23761 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23762 * omega.c (omega_do_elimination): Avoid math on enum types.
23763 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23764 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23765 int local to handle integral_argment value.
23766 * regmove.c (try_auto_increment): Change PUT_MODE to
23768 * reload.c (push_secondary_reload): Add casts to enum type.
23769 (secondary_reload_class, find_valid_class): Likewise.
23770 * reload1.c (emit_input_reload_insns): Likewise.
23771 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23772 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23773 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23775 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23776 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23778 (expand_complex_libcall): Add casts to enum type.
23779 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23780 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23781 with ERROR_MARK, not NUM_TREE_CODES.
23782 (vect_create_epilog_for_reduction): Likewise.
23783 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23784 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23785 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23787 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23788 vect_unused_in_loop. Change 0 to loop_vect.
23789 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23790 * var-tracking.c (get_init_value): Change return type to enum
23792 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23793 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23795 (arm_override_options): Add casts to enum type.
23796 (arm_emit_tls_decoration): Likewise.
23797 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23799 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23800 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23801 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23803 * config/s390/s390.c (code_for_builtin_64): Change to array of
23805 (code_for_builtin_31): Likewise.
23806 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23808 * config/sparc/sparc.c (sparc_override_options): Change value
23809 field in struct code_model to enum cmodel. In initializer change
23810 0 to NULL and add cast to enum type.
23812 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23813 Change all callers. Issue a -Wc++-compat warning using
23814 lhs_origtype if necessary.
23815 (convert_for_assignment): Issue -Wc++-compat warnings about
23816 invalid conversions to enum type on assignment.
23817 * c-common.h (build_modify_expr): Update declaration.
23819 2009-04-24 Nick Clifton <nickc@redhat.com>
23821 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23822 (function_arg_advance): Likewise.
23823 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23826 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23828 * config/s390/constraints.md ('I', 'J'): Fix condition.
23830 2009-04-24 Diego Novillo <dnovillo@google.com>
23832 * gengtype-parse.c (parse_error): Add newline after message.
23834 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23836 * config/i386/sse.md (avxmodesuffixs): Removed.
23837 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23838 (*avx_pinsr<ssevecsize>): This.
23840 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23842 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23843 follow chains of regs with a single definition, and allow expressions
23844 that are function_invariant_p.
23845 (simple_rhs_p): Allow expressions that are function_invariant_p.
23847 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23849 PR middle-end/39867
23850 * fold-const.c (fold_cond_expr_with_comparison): When folding
23851 > and >= to MAX, make sure the MAX uses the same type as the
23852 comparison's operands.
23854 2009-04-24 Nick Clifton <nickc@redhat.com>
23856 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23857 addressing for DImode accesses.
23858 (frv_print_operand_address): Handle PLUS case.
23859 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23861 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23863 PR rtl-optimization/39794
23864 * alias.c (canon_true_dependence): Add x_addr argument.
23865 * rtl.h (canon_true_dependence): Adjust prototype.
23866 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23867 * cselib.c (cselib_invalidate_mem): Likewise.
23868 * gcse.c (compute_transp): Likewise.
23869 * dse.c (scan_reads_nospill): Likewise.
23870 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23871 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23872 canon_base_addr of the group, plus optional offset.
23873 (struct group_info): Rename canon_base_mem to
23875 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23876 canon_rtx of base_mem.
23878 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23880 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23881 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23883 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23885 * config/spu/spu-builtins.h: Delete file.
23887 * config/spu/spu.h (enum spu_builtin_type): Move here from
23889 (struct spu_builtin_description): Likewise. Add GTY marker.
23890 Do not use enum spu_function_code or enum insn_code.
23891 (spu_builtins): Add extern declaration.
23893 * config/spu/spu.c: Do not include "spu-builtins.h".
23894 (enum spu_function_code, enum spu_builtin_type_index,
23895 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23896 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23897 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23898 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23899 (spu_builtin_types): Make static. Add GTY marker.
23900 (spu_builtins): Add extern declaration with GTY marker.
23901 Include "gt-spu.h".
23903 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23904 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23905 Check programmatically whether all parameters are scalar.
23907 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23909 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23911 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23912 assignment from the constructor either if the target is volatile.
23914 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23916 * config/arm/arm.md (insv): Do not share operands[0].
23918 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23920 * config/vxlib-tls.c (active_tls_threads): Delete.
23921 (delete_hook_installed): New.
23922 (tls_delete_hook): Don't delete the delete hook.
23923 (tls_destructor): Delete it here.
23924 (__gthread_set_specific): Adjust installing the delete hook.
23925 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23926 __gthread_leave_tsd_dtor_context.
23928 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23930 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23932 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23934 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23936 (alpha_rtx_costs): Ditto.
23937 (emit_unlikely_jump): Use add_reg_note.
23938 (emit_frame_store_1): Ditto.
23939 (alpha_expand_prologue): Ditto.
23940 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23941 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23943 2009-04-23 Nick Clifton <nickc@redhat.com>
23945 * config/v850/v850.md (epilogue): Remove suppressed code.
23946 (return): Rename to return_simple and remove test of frame size.
23947 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23948 to gen_return_simple.
23950 2009-04-22 Jing Yu <jingyu@google.com>
23953 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23955 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23958 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23959 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23960 value is a VECTOR_CST, the element type is the element type of the
23963 2009-04-22 DJ Delorie <dj@redhat.com>
23965 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23967 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23969 * alias.c (find_base_term): Move around LO_SUM case, so that
23970 CONST falls through into PLUS/MINUS handling.
23973 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23974 into 0, use omit_one_operand.
23976 2009-04-23 Ben Elliston <bje@au.ibm.com>
23978 * config/rs6000/linux-unwind.h (get_regs): Remove type
23979 puns. Change the type of `pc' to an array of unsigned ints and
23980 update all users. Constify frame24.
23982 2009-04-22 DJ Delorie <dj@redhat.com>
23984 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23985 declarations before code.
23986 (current_function_special_page_vector): Likewise.
23987 (m32c_expand_insv): Silence a warning.
23989 2009-04-21 Taras Glek <tglek@mozilla.com>
23991 * alias.c: Update GTY annotations to new syntax.
23992 * basic-block.h: Likewise.
23993 * bitmap.h: Likewise.
23994 * c-common.h: Likewise.
23995 * c-decl.c: Likewise.
23996 * c-parser.c: Likewise.
23997 * c-pragma.c: Likewise.
23998 * c-tree.h: Likewise.
23999 * cfgloop.h: Likewise.
24000 * cgraph.h: Likewise.
24001 * config/alpha/alpha.c: Likewise.
24002 * config/arm/arm.h: Likewise.
24003 * config/avr/avr.h: Likewise.
24004 * config/bfin/bfin.c: Likewise.
24005 * config/cris/cris.c: Likewise.
24006 * config/darwin.c: Likewise.
24007 * config/frv/frv.c: Likewise.
24008 * config/i386/i386.c: Likewise.
24009 * config/i386/i386.h: Likewise.
24010 * config/i386/winnt.c: Likewise.
24011 * config/ia64/ia64.h: Likewise.
24012 * config/iq2000/iq2000.c: Likewise.
24013 * config/mips/mips.c: Likewise.
24014 * config/mmix/mmix.h: Likewise.
24015 * config/pa/pa.c: Likewise.
24016 * config/pa/pa.h: Likewise.
24017 * config/rs6000/rs6000.c: Likewise.
24018 * config/s390/s390.c: Likewise.
24019 * config/sparc/sparc.c: Likewise.
24020 * config/xtensa/xtensa.c: Likewise.
24021 * cselib.h: Likewise.
24022 * dbxout.c: Likewise.
24023 * dwarf2out.c: Likewise.
24024 * except.c: Likewise.
24025 * except.h: Likewise.
24026 * fixed-value.h: Likewise.
24027 * function.c: Likewise.
24028 * function.h: Likewise.
24029 * gimple.h: Likewise.
24030 * integrate.c: Likewise.
24031 * optabs.c: Likewise.
24032 * output.h: Likewise.
24033 * real.h: Likewise.
24035 * stringpool.c: Likewise.
24036 * tree-data-ref.c: Likewise.
24037 * tree-flow.h: Likewise.
24038 * tree-scalar-evolution.c: Likewise.
24039 * tree-ssa-address.c: Likewise.
24040 * tree-ssa-alias.h: Likewise.
24041 * tree-ssa-operands.h: Likewise.
24042 * tree.c: Likewise.
24043 * tree.h: Likewise.
24044 * varasm.c: Likewise.
24045 * varray.h: Likewise.
24047 * coretypes.h: Do not define GTY macro if it is already defined.
24048 * doc/gty.texi: Update GTY documentation to new syntax.
24049 * gengtype-lex.l: Enforce attribute-like syntax for GTY
24050 annotations on structs.
24051 * gengtype-parse.c: Likewise.
24053 2009-04-22 Mark Heffernan <meheff@google.com>
24055 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
24057 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24059 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
24062 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24064 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
24065 the same as a PLUS without a shift. Increase the cost of a
24068 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24070 * Makefile.in: Update dependencies.
24071 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
24072 * errors.h: Remove bogus comment about compatibility.
24073 (warning): Update declaration.
24074 * genautomata.c: Update all calls to warning.
24075 * gimple.c: Do not include errors.h. Include toplev.h.
24076 * tree-ssa-structalias.c: Do not include errors.h.
24077 * omega.c: Likewise.
24078 * tree-ssa-reassoc.c: Likewise.
24079 * config/spu/spu-c.c: Likewise.
24080 * config/spu/t-spu-elf: Update dependencies.
24082 2009-04-22 Richard Guenther <rguenther@suse.de>
24084 PR tree-optimization/39824
24085 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
24086 make sure the types are compatible.
24088 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24091 * c-common.c (c_parse_error): Take a token_flags parameter.
24092 Use token_type for the token type instead.
24093 Pass token_flags to cpp_type2name.
24094 * c-common.h (c_parse_error): Update declaration.
24095 * c-parser.c (c_parser_error): Pass 0 as token flags.
24097 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
24099 PR rtl-optimization/39580
24100 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
24102 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24104 * function.c (expand_function_end): Do not emit a jump to the "naked"
24105 return label for fall-through returns.
24106 * except.c (sjlj_emit_function_exit): Always place the call to the
24107 unregister function at the location installed by expand_function_end.
24109 2009-04-22 Richard Guenther <rguenther@suse.de>
24111 PR tree-optimization/39845
24112 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
24113 (gen_inbound_check): Likewise.
24115 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
24117 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
24119 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
24120 * config/vxlib.c (__gthread_once): Add race guard for PPC.
24122 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24124 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
24125 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
24126 shift counts to avoid out-of-bounds array accesses.
24128 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24130 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
24131 (Pmode): Move above.
24133 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
24135 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
24136 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
24137 GET_CODE macro. Use IN_RANGE macro where appropriate.
24138 * config/alpha/alpha.h: Ditto.
24139 * config/alpha/alpha.md: Ditto.
24140 * config/alpha/constraints.md: Ditto.
24141 * config/alpha/predicates.md: Ditto.
24143 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24145 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
24146 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24147 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24148 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24149 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24150 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24151 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24152 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24153 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24154 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24155 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24156 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24157 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24158 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24159 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24160 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24161 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24162 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24163 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24164 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24165 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24166 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24167 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24168 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24169 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24170 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24171 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24173 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
24175 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
24176 references from comments.
24177 * cfgbuild.c (count_basic_blocks): Delete.
24178 (find_basic_blocks_1): Delete.
24179 (find_basic_blocks): Delete.
24180 * except.c (finish_eh_generation): Make static. Move comment from
24181 except.h here. Remove find_basic_blocks references from comments.
24182 * except.h (finish_eh_generation): Delete.
24183 * basic-block.h (find_basic_blocks): Delete.
24184 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
24186 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
24188 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
24189 (sdbout_parms): Likewise.
24191 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
24193 * config/sh/sh.c (prepare_cbranch_operands): Use
24194 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
24195 (expand_cbranchdi4): Likewise.
24196 (from_compare): Add cast to enum type.
24197 (expand_cbranchsi4): Use add_reg_note.
24198 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
24199 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
24200 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
24201 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24202 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
24203 instead of CODE_FOR_nothing.
24204 (cbranchdi4): Likewise. Fix the order of arguments for
24206 (push_fpscr): Use add_reg_note.
24207 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
24208 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
24210 2009-04-21 Joseph Myers <joseph@codesourcery.com>
24212 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
24213 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24214 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24215 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
24216 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
24217 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
24218 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
24219 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
24220 config/alpha/x-vms, config/arc/t-arc,
24221 config/arm/README-interworking, config/arm/arm-c.c,
24222 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
24223 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
24224 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
24225 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
24226 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
24227 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
24228 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
24229 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
24230 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
24231 config/cris/t-elfmulti, config/crx/t-crx,
24232 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
24233 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
24234 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
24235 config/h8300/t-h8300, config/i386/athlon.md,
24236 config/i386/darwin-libgcc.10.4.ver,
24237 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
24238 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
24239 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
24240 config/i386/t-linux64, config/i386/t-nwld,
24241 config/i386/t-rtems-i386, config/i386/t-sol2-10,
24242 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
24243 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
24244 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
24245 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
24246 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
24247 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
24248 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
24249 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
24250 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
24251 config/m68k/t-uclinux, config/mcore/t-mcore,
24252 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
24253 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
24254 config/mips/crtn.asm, config/mips/irix-crti.asm,
24255 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
24256 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24257 config/mips/mips-fixed.md, config/mips/sb1.md,
24258 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24259 config/mips/t-iris6, config/mips/t-isa3264,
24260 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24261 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24262 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24263 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24264 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24265 config/mn10300/t-linux, config/mn10300/t-mn10300,
24266 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24267 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24268 config/picochip/libgccExtras/clzsi2.asm,
24269 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24270 config/rs6000/darwin-libgcc.10.4.ver,
24271 config/rs6000/darwin-libgcc.10.5.ver,
24272 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24273 config/rs6000/t-aix43, config/rs6000/t-aix52,
24274 config/rs6000/t-darwin, config/rs6000/t-fprules,
24275 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24276 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24277 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24278 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24279 config/rs6000/t-rtems, config/rs6000/t-spe,
24280 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24281 config/score/t-score-elf, config/sh/divcost-analysis,
24282 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24283 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24284 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24285 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24286 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24287 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24288 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24289 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24290 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24291 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24292 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24293 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24294 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24295 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24296 * config/h8300/genmova.sh: Include copyright and license notices
24297 in generated output.
24298 * config/h8300/mova.md: Regenerate.
24299 * doc/install.texi2html: Include word "Copyright" in copyright
24300 notice and use name "Free Software Foundation, Inc.".
24301 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24302 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24303 ChangeLog-2007, ChangeLog-2008: Correct dates.
24305 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24307 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24308 NE_EXPR operations as well.
24309 * c-parser.c (c_parser_condition): Do not set location information on
24311 (c_parser_conditional_expression): Likewise.
24312 (c_parser_binary_expression): Set location information on operators.
24313 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24314 TRUTH_NOT_EXPR has been folded.
24315 * fold-const.c (fold_truth_not_expr): Copy location information from
24316 the incoming expression to the outgoing one.
24317 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24318 recursive calls on the LHS of the operator but pass that of the
24319 operator to recursive calls on the RHS of the operator. Set it
24321 (shortcut_cond_expr): Set the locus of the operator on the second
24322 COND_EXPR and that of the expression on the first in degenerate cases.
24323 Pass the locus of the expression to calls to shortcut_cond_r.
24324 Set the locus of the 'then' block on the associated jump, if any.
24325 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24326 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24327 expression to call to gimplify_boolean_expr.
24329 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24331 * config.gcc: Add additional configuration for
24332 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24333 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24334 (CPP_SPEC): Redefine for allowing -municode option.
24335 (STARTFILE_SPEC): Likewise.
24336 * config/i386/t-mingw-w64: New.
24337 * config/i386/mingw-w64.opt: New.
24338 (municode): Add new target option.
24339 * doc/invoke.texi (municode): Add documentation for new option.
24341 2009-04-21 Ian Lance Taylor <iant@google.com>
24343 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24344 Correct test for number of arguments.
24345 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24347 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24349 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24350 argument of emit_library_call.
24352 2009-04-21 Richard Guenther <rguenther@suse.de>
24354 PR middle-end/39829
24355 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24356 inside VIEW_CONVERT_EXPRs.
24358 2009-04-21 Martin Jambor <mjambor@suse.cz>
24360 * tree-switch-conversion.c (build_constructors): Split a long line.
24361 (constructor_contains_same_values_p): New function.
24362 (build_one_array): Create assigns of constants if possible, do not
24363 call mark_sym_for_renaming, call update_stmt.
24364 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24365 make_rename_temp. Do not call mark_symbols_for_renaming, call
24367 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24368 find_new_referenced_vars, call update_stmt.
24369 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24370 instead of calling make_rename_temp. Do not call
24371 find_new_referenced_vars or mark_symbols_for_renaming, call
24374 2009-04-21 Richard Guenther <rguenther@suse.de>
24376 PR tree-optimization/39827
24377 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24378 (tree_ssa_phiprop): Pass the correct array size.
24380 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24382 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24384 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24387 * c-typeck.c (lvalue_p): Move declaration ...
24388 * c-common.h (lvalue_p): ... to here.
24389 * c-common.c (candidate_equal_p): New.
24390 (add_tlist): Use it.
24391 (merge_tlist): Use it.
24392 (warn_for_collisions_1): Likewise.
24393 (warning_candidate_p): Accept more candidates.
24394 (verify_tree): A warning candidate can be an expression. Use
24397 2009-04-21 Ben Elliston <bje@au.ibm.com>
24400 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24401 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24402 options. Remove -mcall-solaris documentation.
24404 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24407 * doc/invoke.texi (-Wlong-long): Update description.
24408 * c-lex (interpret_integer): Only warn if there was no previous
24409 overflow and -Wlong-long is enabled.
24410 * c-decl.c (declspecs_add_type): Drop redundant flags.
24411 * c.opt (Wlong-long): Init to -1.
24412 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24413 and front-end warn_long_long. Wlong-long only depends on other
24414 flags if it is uninitialized.
24415 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24416 the same for CPP and FE.
24417 (restore_extension_diagnostics): Likewise.
24419 2009-04-20 Ian Lance Taylor <iant@google.com>
24421 Fix enum conversions which are invalid in C++:
24422 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24423 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24424 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24425 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24426 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24427 (dbxout_parms): Likewise.
24428 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24429 (df_clear_flags): Likewise.
24430 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24431 top_flag parameter to int.
24432 (df_chain_create_bb_process_use): Likewise.
24433 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24435 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24436 (df_ref_create_structure, df_def_record_1): Likewise.
24437 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24438 (df_notes_rescan): Change 0 to VOIDmode in function call.
24439 (df_get_call_refs, df_insn_refs_collect): Likewise.
24440 (df_bb_regs_collect): Likewise.
24441 (df_entry_block_defs_collect): Likewise.
24442 (df_exit_block_uses_collect): Likewise.
24443 * df.h: Update declarations.
24444 * double-int.c (double_int_divmod): Add cast to enum type.
24445 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24446 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24447 (based_loc_descr): Likewise.
24448 (loc_descriptor_from_tree_1): Change first_op and second_op to
24449 enum dwarf_location_atom. Add cast to enum type.
24450 * expmed.c (init_expmed): Change 0 to SET in function call.
24451 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24452 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24453 (do_store_flag): Likewise.
24454 * fixed-value.h (struct fixed_value): Change mode to enum
24456 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24457 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24459 (insert_insn_decl, insert_decl, insert_state): Likewise.
24460 (automata_list_finish): Likewise.
24461 * genrecog.c (process_define_predicate): Add cast to enum type.
24462 * gensupport.c (init_predicate_table): Add cast to enum type.
24463 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24465 (gimple_build_call_1, gimple_build_label): Likewise.
24466 (gimple_build_goto, gimple_build_asm_1): Likewise.
24467 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24468 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24469 (enum fallback): Rename from enum fallback_t.
24470 (fallback_t): Typedef as int.
24471 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24472 GSI_SAME_STMT in function call.
24473 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24475 (setup_reg_class_relations): Likewise.
24476 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24477 (setup_prohibited_class_mode_regs): Add cast to enum type.
24478 (setup_prohibited_mode_move_regs): Likewise.
24479 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24480 (record_address_regs): Change i to enum reg_class.
24481 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24482 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24483 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24484 (GET_MODE_2XWIDER_MODE): Likewise.
24485 (GET_CLASS_NARROWEST_MODE): Likewise.
24486 * omp-low.c (expand_omp_for): Add cast to enum type.
24487 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24488 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24489 * postreload.c (reload_cse_simplify_operands): Change rclass local
24491 * predict.c (combine_predictions_for_insn): Change best_predictor
24492 and predictor to enum br_predictor.
24493 (combine_predictions_for_bb): Likewise.
24494 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24495 use SET_PREDICT_EXPR_OUTCOME.
24496 * real.c (real_arithmetic): Change icode to code in function call.
24497 * reginfo.c (init_move_cost): Add casts to enum type.
24498 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24499 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24501 * reload.c (find_valid_class): Add casts to enum type.
24502 (push_reload): Change 0 to NO_REGS in function call.
24503 (find_reloads): Change this_alternative to array of enum
24504 reg_class. Remove some now-unnecessary casts.
24505 (make_memloc): Change 0 to VOIDmode in function call.
24506 * reload1.c (reload): Change 0 to VOIDmode in function call.
24507 (eliminate_regs_1, elimination_effects): Likewise.
24508 (eliminate_regs_in_insn): Likewise.
24509 (emit_input_reload_insns): Add cast to enum type.
24510 (delete_output_reload): Change 0 to VOIDmode in function call.
24511 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24512 to enum type in function call.
24513 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24514 (SET_PREDICT_EXPR_OUTCOME): Define.
24515 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24516 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24517 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24518 (dump_function): Likewise.
24519 * tree-dump.h: Update declarations.
24520 * tree-pass.h: Update declarations.
24521 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24522 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24524 (arm_rtx_costs_1): Correct parenthesization.
24525 (arm_rtx_costs): Add casts to enum type.
24526 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24527 (vfp_emit_fstmd): Use add_rg_note.
24528 (emit_multi_reg_push, emit_sfm): Likewise.
24529 (thumb_set_frame_pointer): Likewise.
24530 (arm_expand_prologue): Likewise.
24531 (arm_regno_class): Change return type to enum reg_class.
24532 (thumb1_expand_prologue): Use add_reg_note.
24533 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24534 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24536 * config/arm/gentune.sh: Add cast to enum type.
24537 * config/arm/arm-tune.md: Rebuild.
24538 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24539 (ix86_split_fp_branch, predict_jump): Likewise.
24540 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24541 insn_code to enum rtx_code.
24542 (ix86_builtin_vectorized_function): Add cast to enum type.
24543 * config/i386/i386.md (truncdfsf2): Change slot to enum
24545 (truncxf<mode>2, isinf<mode>2): Likewise.
24546 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24548 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24549 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24550 (insert_bundle_state): Change 1 to INSERT in function call.
24551 (ia64_add_bundle_selector_before): Likewise.
24552 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24553 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24554 (restore_stack_nonlocal): Likewise.
24555 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24557 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24559 (mips_rtx_costs): Likewise.
24560 (mips_override_options): Add casts to enum type.
24561 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24563 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24564 (store_reg, set_reg_plus_d): Likewise.
24565 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24566 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24568 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24570 (emit_unlikely_jump): Use add_reg_note.
24571 (rs6000_emit_allocate_stack): Likewise.
24572 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24573 (output_toc): Change 1 to INSERT in function call.
24574 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24575 (rs6000_initialize_trampoline): Likewise.
24576 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24578 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24579 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24580 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24581 (save_gprs): Use add_reg_note.
24582 (s390_emit_prologue): Likewise.
24583 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24584 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24585 (sparc_fold_builtin): Add cast to enum type.
24586 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24588 (spu_expand_prologue): Use add_reg_note.
24589 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24591 2009-04-20 Ian Lance Taylor <iant@google.com>
24593 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24594 (c_parser_postfix_expression_after_primary): Get VEC for list of
24595 arguments. Get original types of arguments. Call
24596 build_function_call_vec.
24597 (cached_expr_list_1, cached_expr_list_2): New static variables.
24598 (c_parser_expr_list): Change return type to VEC *. Add
24599 p_orig_types parameter. Change all callers.
24600 (c_parser_release_expr): New static function.
24601 (c_parser_vec_to_tree_list): New static function.
24602 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24603 call build_function_call_vec.
24604 (build_function_call_vec): New function, based on old
24605 build_function_call.
24606 (convert_arguments): Remove nargs and argarray parameters. Change
24607 values to a VEC. Add origtypes parameter.
24608 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24609 (convert_for_assignment): Add origtype parameter. Change all
24610 callers. If warn_cxx_compat, check for conversion to an enum
24611 type when calling a function.
24612 (store_init_value): Add origtype parameter. Change all callers.
24613 (digest_init): Likewise.
24614 (struct init_node): Add origtype field.
24615 (add_pending_init): Add origtype parameter. Change all callers.
24616 (output_init_element): Likewise.
24617 (output_pending_init_elements): Pass origtype from init_node to
24618 output_init_element.
24619 (process_init_element): Pass origtype from c_expr to
24620 output_init_element.
24621 (c_finish_return): Add origtype parameter. Change all callers.
24622 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24624 (sync_resolve_params): Likewise.
24625 (sync_resolve_return): Change params to first_param. Change caller.
24626 (resolve_overloaded_builtins): Change params to VEC *. Change
24627 callers. Save first parameter around call to build_function_call_vec.
24628 * c-decl.c (finish_decl): Add origtype parameter. Change all
24629 callers. Call build_function_call_vec rather than
24630 build_function_call for cleanup.
24631 * c-tree.h: Update declarations.
24632 * c-common.h: Update declarations.
24633 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24634 params to first_param.
24635 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24636 params parameter from tree to void *.
24637 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24638 Change arglist parameter to have type void *, and to be a pointer
24640 * config/rs6000/rs6000-protos.h
24641 (altivec_resolve_overloaded_builtin): Update declaration.
24642 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24643 fnargs parameter to have type void *, and to be a pointer to a
24644 VEC. Call build_function_call_vec instead of
24645 build_function_call.
24646 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24648 2009-04-20 Joey Ye <joey.ye@intel.com>
24649 Xuepeng Guo <xuepeng.guo@intel.com>
24650 H.J. Lu <hongjiu.lu@intel.com>
24652 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24654 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24655 (IX86_LEA_PRIORITY): Likewise.
24656 (distance_non_agu_define): New function.
24657 (distance_agu_use): Likewise.
24658 (ix86_lea_for_add_ok): Likewise.
24659 (ix86_dep_by_shift_count): Likewise.
24661 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24662 should split for LEA.
24664 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24666 (ix86_dep_by_shift_count): Likewise.
24668 2009-04-20 Richard Guenther <rguenther@suse.de>
24670 * expr.c (handled_component_p): Move ...
24671 * tree.h (handled_component_p): ... here.
24672 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24673 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24674 and REALPART_EXPR to be in one group.
24676 2009-04-20 Richard Guenther <rguenther@suse.de>
24678 * basic-block.h (get_all_dominated_blocks): Declare.
24679 * dominance.c (get_all_dominated_blocks): New function.
24680 * tree-cfg.c (get_all_dominated_blocks): Remove.
24681 (remove_edge_and_dominated_blocks): Adjust.
24682 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24683 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24684 instead of recursing.
24686 2009-04-20 Doug Kwan <dougkwan@google.com>
24688 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24689 (struct cgraph_node_set_def): New type.
24690 (cgraph_node_set) New type. Also declare vector functions.
24691 (struct cgraph_node_set_element_def): New type.
24692 (cgraph_node_set_element): Ditto.
24693 (cgraph_node_set_iterator): New iterator type.
24694 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24695 cgraph_node_set_remove, dump_cgraph_node_set,
24696 debug_cgraph_node_set): New prototypes.
24697 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24698 cgraph_node_set_size): New inlines.
24699 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24700 including cgraph.h.
24701 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24702 argument to function 'write_summary'.
24703 * ipa.c: Include ggc.h.
24704 (hash_cgraph_node_set_element,
24705 eq_cgraph_node_set_element, cgraph_node_set_new,
24706 cgraph_node_set_add, cgraph_node_set_remove,
24707 cgraph_node_set_find, dump_cgraph_node_set,
24708 debug_cgraph_node_set): New functions.
24709 * Makefile.in (ipa.o): Add dependency on GGC_H.
24711 2009-04-20 Ira Rosen <irar@il.ibm.com>
24713 PR tree-optimization/39675
24714 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24715 check of the return code of vect_schedule_slp. Check that
24716 stmt_vec_info still exists for the statement, before checking its
24717 vectorization type.
24719 2009-04-20 Michael Matz <matz@suse.de>
24721 * Makefile.in (generated_files): Take out $(simple_generated_c).
24723 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24725 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24726 (UINTPTR_TYPE): Likewise.
24728 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24731 * c-typeck.c (digest_init): Check for initializing an array with a
24734 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24737 * c-semantics.c (pop_stmt_list): Propagate
24738 STATEMENT_LIST_HAS_LABEL to parent statement list.
24740 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24742 * config/mips/mips.h (mips_tune_attr): New macro.
24743 * config/mips/mips.md (cpu): Use it.
24745 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24748 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24751 2009-04-19 Diego Novillo <dnovillo@google.com>
24753 * toplev.c (compile_file): Move call to coverage_finish ...
24754 * cgraphunit.c (ipa_passes): ... here.
24755 Call cgraph_process_new_functions.
24756 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24757 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24759 2009-04-19 Jan Hubicka <jh@suse.cz>
24761 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24763 (dump_cgraph_node): Dump can throw external flag.
24764 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24766 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24770 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24771 * common.opt (Wlogical-op): Move from here...
24772 * c.opt (Wlogical-op): ... to here.
24773 * c-typeck.c (parser_build_binary_op): Update call to
24774 warn_logical_operator.
24775 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24777 * c-common.c (warn_logical_op): Update.
24778 * c-common.h (warn_logical_op): Update declaration.
24780 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24782 * tree.c (protected_set_expr_location): Fix formatting.
24784 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24787 * c-typeck.c (readonly_warning): new.
24788 (build_unary_op, build_modify_expr): Use readonly_warning for
24789 storing into something readonly but not const-qualified.
24791 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24794 * c-typeck.c (build_unary_op): Check for taking address of
24795 expression of type void.
24797 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24800 * c-typeck.c (build_function_call): Check for calling a function
24801 with qualified void return types. Call require_complete_type when
24804 2009-04-18 Jan Hubicka <jh@suse.cz>
24806 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24808 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24809 can_throw_external flag.
24810 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24811 * ipa-pure-const.c (ignore_edge): New function.
24812 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24813 only over can_throw_external edges.
24814 (local_pure_const): Add nothrow flag.
24815 * ipa-utils.c (searchc): Add ignore_edge callback.
24816 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24817 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24818 (set_nothrow_function_flags): Update cgraph.
24819 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24821 2009-04-18 Richard Guenther <rguenther@suse.de>
24823 PR middle-end/39804
24824 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24825 (fold_stmt): ... this and ...
24826 (fold_stmt_inplace): ... this.
24827 (fold_stmt_1): Fold references in calls and asms.
24828 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24830 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24832 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24833 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24835 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24837 * tree.c (function_args_count): Remove.
24838 * tree.h: Remove the prototype for function_args_count.
24840 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24842 * tree-iterator.c (expr_only): Remove.
24843 * tree.h: Remove the prototype for expr_only.
24845 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24847 * reginfo.c (cannot_change_mode_set_regs): Remove.
24848 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24850 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24852 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24853 whether operands 0 and 1 overlaps.
24855 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24857 PR middle-end/36902
24858 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24859 pointer. Use warning_at instead of warning.
24860 (search_for_addr_array): Likewise.
24861 (check_array_bounds): Likewise.
24862 (check_all_array_refs): Check that the incoming edge is not in the
24863 list of edges to be removed.
24864 (check_all_array_refs): Avoid the temporal pointer.
24865 (vrp_visit_cond_stmt): Fix typo.
24866 (simplify_switch_using_ranges): Handle the case where the switch
24867 index is an integer constant.
24869 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24871 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24873 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24875 * doc/extend.texi, doc/invoke.texi: Fix typos.
24877 2009-04-17 Cary Coutant <ccoutant@google.com>
24879 * tree-flow-inline.h (get_lineno): Fix inverted test.
24881 2009-04-17 Diego Novillo <dnovillo@google.com>
24883 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24884 assertion for AVAIL_OUT.
24886 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24889 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24890 * config/sh/linux-atomic.asm: Likewise.
24892 2009-04-17 Diego Novillo <dnovillo@google.com>
24894 * except.c (debug_eh_tree): New.
24895 (struct eh_region, struct eh_status): Move ...
24896 * except.h: ... here.
24897 (add_type_for_runtime): Declare extern.
24898 (lookup_type_for_runtime): Likewise.
24899 (debug_eh_tree): Declare.
24900 * Makefile.in (GTFILES): List except.h before except.c
24902 2009-04-17 Diego Novillo <dnovillo@google.com>
24904 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24905 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24906 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24907 (find_vars_r): ... here.
24908 * tree-flow.h (find_referenced_vars_in): Declare.
24909 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24910 that AVAIL_OUT exists for BLOCK.
24911 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24912 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24913 (tree-parloops.o): Likewise.
24915 2009-04-17 Simon Baldwin <simonb@google.com>
24917 * toplev.c (default_tree_printer): Add handling for %E format.
24919 2009-04-17 Diego Novillo <dnovillo@google.com>
24921 * tree-pretty-print.c (dump_generic_node): Add break after
24922 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24923 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24924 FUNCTION_TYPE together. Call print_struct_decl when printing
24925 structures and TDF_SLIM is not given.
24926 (print_struct_decl): Fix logic for detecting recursion.
24928 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24931 * gcc.c (create_at_file): New.
24932 (compile_input_file_p): New.
24933 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24934 * main.c (main): Update call to toplev_main.
24935 * toplev.c (toplev_main): Change signature. Call expandargv.
24936 * toplev.h (toplev_main): Change signature.
24938 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24940 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24941 if the latter is not constant.
24943 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24945 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24947 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24949 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24950 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24952 2009-04-17 Richard Guenther <rguenther@suse.de>
24954 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24955 Handle component references view-converting an invariant address.
24957 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24959 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24960 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24961 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24962 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24963 Use @deftypevr rather than @deftypevar.
24965 2009-04-17 Richard Guenther <rguenther@suse.de>
24967 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24968 (get_prop_source_stmt): Likewise.
24969 (can_propagate_from): Likewise.
24971 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24973 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24974 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24975 (--with-multilib-list): Add default value.
24976 * configure: Regenerate.
24977 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24978 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24979 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24980 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24981 Don't add default cpu to multilib list unnecessarily, but do enable
24982 the relevant compiler option..
24983 Add support for --with-multilib-list=<blank> and
24984 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24985 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24986 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24987 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24988 TM_MULTILIB_CONFIG.
24989 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24990 (MULTILIB_OSDIRNAMES): New variable.
24991 * config/sh/t-1e: Delete file.
24992 * config/sh/t-mlib-sh1: Delete file.
24993 * config/sh/t-mlib-sh2: Delete file.
24994 * config/sh/t-mlib-sh2a: Delete file.
24995 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24996 * config/sh/t-mlib-sh2a-single: Delete file.
24997 * config/sh/t-mlib-sh2a-single-only: Delete file.
24998 * config/sh/t-mlib-sh2e: Delete file.
24999 * config/sh/t-mlib-sh3e: Delete file.
25000 * config/sh/t-mlib-sh4: Delete file.
25001 * config/sh/t-mlib-sh4-nofpu: Delete file.
25002 * config/sh/t-mlib-sh4-single: Delete file.
25003 * config/sh/t-mlib-sh4-single-only: Delete file.
25004 * config/sh/t-mlib-sh4a: Delete file.
25005 * config/sh/t-mlib-sh4a-nofpu: Delete file.
25006 * config/sh/t-mlib-sh4a-single: Delete file.
25007 * config/sh/t-mlib-sh4a-single-only: Delete file.
25008 * config/sh/t-mlib-sh4al: Delete file.
25009 * config/sh/t-mlib-sh5-32media: Delete file.
25010 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
25011 * config/sh/t-mlib-sh5-64media: Delete file.
25012 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
25013 * config/sh/t-mlib-sh5-compact: Delete file.
25014 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
25015 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
25016 * doc/install.texi (Options specification): Add
25017 --with-multilib-list and --with-endian.
25019 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25021 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
25023 (OBJS-common): Add plugin-version.o.
25024 (plugin-version.o): New.
25025 * gcc-plugin.h (plugin_gcc_version): New.
25026 (plugin_default_version_check): New.
25027 (plugin_init_func, plugin_init): Add version argument.
25028 * plugin-version.c: New.
25029 * plugin.c (str_plugin_gcc_version_name): New.
25030 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
25031 pass it to the init function.
25032 (plugin_default_version_check): New.
25034 2009-04-17 Richard Guenther <rguenther@suse.de>
25036 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
25037 for decl-vs-decl disambiguation.
25039 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
25041 * config/s390/s390.h (s390_tune_attr): New macro definition.
25042 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
25044 2009-04-17 Richard Guenther <rguenther@suse.de>
25046 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
25047 (fold_stmt_r): Likewise.
25048 (maybe_fold_reference): New function.
25049 (fold_gimple_assign): Handle cases fold_stmt_r did.
25050 (fold_stmt): Do not use fold_stmt_r.
25051 (fold_stmt_inplace): Likewise.
25053 2009-04-17 Richard Guenther <rguenther@suse.de>
25055 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
25056 (record_equivalences_from_stmt): Remove useless checks and
25058 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
25059 the type is already suitable.
25061 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
25063 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
25065 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
25067 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
25068 (CMPtype): Define as __gcc_CMPtype.
25070 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
25072 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
25073 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
25075 2009-04-17 Richard Guenther <rguenther@suse.de>
25077 PR tree-optimization/39746
25078 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
25079 special-casing for builtins and static variable use/def.
25080 (call_may_clobber_ref_p_1): Likewise.
25082 2009-04-16 Ian Lance Taylor <iant@google.com>
25084 * df.h: Include "timevar.h".
25085 (struct df_problem): Change tv_id field to timevar_id_t.
25086 * tree-pass.h: Include "timevar.h".
25087 (struct opt_pass): Change tv_id field to timevar_id_t.
25088 * timevar.h (timevar_id_t): Define TV_NONE.
25089 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
25090 TV_NONE rather than tv_id != 0.
25091 (execute_one_pass): Likewise.
25092 * Makefile.in (DF_H): Add $(TIMEVAR_H).
25093 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25094 dependencies to $(TREE_PASS_H).
25095 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
25097 (pass_branch_target_load_optimize2): Likewise.
25098 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
25099 (pass_outof_cfg_layout_mode): Likewise.
25100 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
25101 (pass_rebuild_cgraph_edges): Likewise.
25102 (pass_remove_cgraph_callee_edges): Likewise.
25103 * df-core.c (pass_df_initialize_opt): Likewise.
25104 (pass_df_initialize_no_opt): Likewise.
25105 (pass_df_finish): Likewise.
25106 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
25107 * except.c (pass_set_nothrow_function_flags): Likewise.
25108 (pass_convert_to_eh_region_ranges): Likewise.
25109 * final.c (pass_compute_alignments): Likewise.
25110 * function.c (pass_instantiate_virtual_regs): Likewise.
25111 (pass_init_function): Likewise.
25112 (pass_leaf_regs): Likewise.
25113 (pass_match_asm_constraints): Likewise.
25114 * gimple-low.c (pass_lower_cf): Likewise.
25115 (pass_mark_used_blocks): Likewise.
25116 * init-regs.c (pass_initialize_regs): Likewise.
25117 * integrate.c (pass_initial_value_sets): Likewise.
25118 * ira.c (pass_ira): Likewise.
25119 * jump.c (pass_cleanup_barriers): Likewise.
25120 * omp-low.c (pass_expand_omp): Likewise.
25121 (pass_lower_omp): Likewise.
25122 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
25123 * recog.c (pass_split_all_insns): Likewise.
25124 (pass_split_after_reload): Likewise.
25125 (pass_split_before_regstack): Likewise.
25126 (pass_split_before_sched2): Likewise.
25127 (pass_split_for_shorten_branches): Likewise.
25128 * reginfo.c (pass_reginfo_init): Likewise.
25129 (pass_subregs_of_mode_init): Likewise.
25130 (pass_subregs_of_mode_finish): Likewise.
25131 * passes.c (pass_postreload): Likewise.
25132 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
25133 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
25134 (pass_warn_function_return): Likewise.
25135 (pass_warn_function_noreturn): Likewise.
25136 * tree-complex.c (pass_lower_complex): Likewise.
25137 (pass_lower_complex_O0): Likewise.
25138 * tree-if-conv.c (pass_if_conversion): Likewise.
25139 * tree-into-ssa.c (pass_build_ssa): Likewise.
25140 * tree-mudflap.c (pass_mudflap_1): Likewise.
25141 (pass_mudflap_2): Likewise.
25142 * tree-nomudflap.c (pass_mudflap_1): Likewise.
25143 (pass_mudflap_2): Likewise.
25144 * tree-nrv.c (pass_return_slot): Likewise.
25145 * tree-object-size.c (pass_object_sizes): Likewise.
25146 * tree-optimize.c (pass_all_optimizations): Likewise.
25147 (pass_early_local_passes): Likewise.
25148 (pass_all_early_optimizations): Likewise.
25149 (pass_cleanup_cfg): Likewise.
25150 (pass_cleanup_cfg_post_optimizing): Likewise.
25151 (pass_free_datastructures): Likewise.
25152 (pass_free_cfg_annotations): Likewise.
25153 (pass_fixup_cfg): Likewise.
25154 (pass_init_datastructures): Likewise.
25155 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
25156 (pass_late_warn_uninitialized): Likewise.
25157 (pass_update_address_taken): Likewise.
25158 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
25159 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
25160 (pass_cse_sincos): Likewise.
25161 (pass_convert_to_rsqrt): Likewise.
25162 * tree-ssa-structalias.c (pass_build_alias): Likewise.
25163 * tree-stdarg.c (pass_stdarg): Likewise.
25164 * tree-tailcall.c (pass_tail_recursion): Likewise.
25165 (pass_tail_calls): Likewise.
25166 * tree-vect-generic.c (pass_lower_vector): Likewise.
25167 (pass_lower_vector_ssa): Likewise.
25168 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
25170 2009-04-16 Joseph Myers <joseph@codesourcery.com>
25172 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
25174 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
25176 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
25177 logical and signext.
25179 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
25182 * config/sh/predicates.md (arith_operand): Check if the operand
25183 of TRUNCATE is a REG.
25185 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25187 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
25188 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
25190 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25192 * tree-iterator.c (tsi_split_statement_list_after,
25193 tsi_split_statement_list_before): Remove.
25194 * tree-iterator.h: Remove the prototypes for
25195 tsi_split_statement_list_after and tsi_split_statement_list_before.
25197 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25199 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
25200 * tree-ssa-propagate.h: Remove the prototype for
25201 stmt_makes_single_load.
25203 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25205 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
25206 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25208 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25210 * tree-iterator.c (EXPR_LAST_BODY): Remove.
25212 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25214 * except.c (eh_region_outer_p): Remove.
25215 * except.h: Remove the prototype for eh_region_outer_p.
25217 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25219 * function.c (current_function_assembler_name): Remove.
25220 * function.h: Remove the prototype for
25221 current_function_assembler_name.
25223 2009-04-16 Ian Lance Taylor <iant@google.com>
25225 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
25226 (add_reg_note): Call alloc_reg_note.
25227 * rtl.h (alloc_reg_note): Declare.
25228 * combine.c (try_combine): Use alloc_reg_note.
25229 (recog_for_combine, move_deaths): Likewise.
25230 (distribute_notes): Use alloc_reg_note and add_reg_note.
25231 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
25232 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
25233 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
25235 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
25237 PR rtl-optimization/39762
25238 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
25239 ira_may_move_out_cost): Add comments about way of their usage.
25240 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
25242 * ira-conflicts.c (process_regs_for_copy): Use function
25243 ira_get_register_move_cost instead of global
25244 ira_register_move_cost.
25246 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
25247 color_pass, move_spill_restore, update_curr_costs): Ditto.
25249 * ira-lives.c (process_single_reg_class_operands): Ditto.
25251 * ira-emit.c (emit_move_list): Ditto.
25253 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
25254 (record_reg_classes): Ditto. Use functions
25255 ira_get_register_move_cost and ira_get_may_move_cost instead of
25256 global vars ira_register_move_cost, ira_may_move_out_cost and
25257 ira_may_move_in_cost.
25258 (record_address_regs): Don't call ira_init_register_move_cost.
25259 Use function ira_get_may_move_cost instead of global
25260 ira_may_move_in_cost.
25261 (process_bb_node_for_hard_reg_moves): Use function
25262 ira_get_register_move_cost instead of global ira_register_move_cost.
25263 (ira_costs): Don't call ira_init_register_move_cost.
25265 2009-04-16 Richard Guenther <rguenther@suse.de>
25267 * tree-cfg.c (verify_gimple_assign_binary):
25268 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25269 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25270 (create_general_new_stmt): Note that this function is broken.
25272 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25274 * common.opt (fhelp): Add Var(help_flag).
25275 * gcc-plugin.h (plugin_info): Add help.
25276 * plugin.c (plugin_name_args): Add help.
25277 (register_plugin_info): Set plugin->help.
25278 (print_help_one_plugin): New.
25279 (print_plugins_help): New.
25280 * plugin.h (print_plugins_help): New.
25281 * toplev.c (toplev_main): Call print_plugins_help if needed.
25283 2009-04-16 Richard Guenther <rguenther@suse.de>
25285 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25286 (gimple_ior_addresses_taken_1): New function.
25287 (gimple_ior_addresses_taken): Likewise.
25288 * gimple.h (struct gimple_statement_with_ops_base): Remove
25289 addresses_taken member.
25290 (gimple_ior_addresses_taken): Declare.
25291 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25292 gimple_set_addresses_taken): Remove.
25293 * ipa-reference.c (mark_address): New function.
25294 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25295 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25296 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25297 (gimple_add_to_addresses_taken): Remove.
25298 (get_tmr_operands): Call mark_address_taken.
25299 (get_asm_expr_operands): Likewise.
25300 (get_expr_operands): Likewise.
25301 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25302 (free_stmt_operands): Do not free it.
25303 * tree-ssa.c (delete_tree_ssa): Likewise.
25304 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25306 2009-04-16 Richard Guenther <rguenther@suse.de>
25308 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25309 (walk_stmt_load_store_ops): Likewise.
25310 * gimple.c (get_base_loadstore): New function.
25311 (walk_stmt_load_store_addr_ops): Likewise.
25312 (walk_stmt_load_store_ops): Likewise.
25313 * ipa-pure-const.c (check_op): Simplify.
25314 (check_load, check_store): New functions.
25315 (check_stmt): Use walk_stmt_load_store_ops.
25316 * ipa-reference.c (mark_load): Adjust signature.
25317 (mark_store): Likewise.
25318 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25320 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25322 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25323 (plugin_info): New.
25324 * opts.c (common_handle_option): Don't call print_version.
25325 * plugin.c (plugin_name_args): Add version.
25326 (register_plugin_info): New.
25327 (register_callback): Handle PLUGIN_INFO.
25328 (try_init_one_plugin): New.
25329 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25331 (finalize_one_plugin): New.
25332 (finalize_plugins): New.
25333 (print_one_plugin): New.
25334 (print_plugins_versions): New.
25335 * plugin.h (print_plugins_versions): New.
25336 (finalize_plugins): New.
25337 * toplev.c (compile_file): Don't call initialize_plugins.
25338 (print_version): Call print_plugins_versions.
25339 (toplev_main): Call initialize_plugins. Print version if needed.
25340 Call finalize_plugins.
25342 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25344 * common.opt (fversion): New.
25345 * gcc.c (print_version): New.
25346 (process_command): Don't print the version. Just set print_version.
25347 (main): Print version. Call subprocesses if print_version and
25348 verbose_flag are set.
25349 * opts.c (common_handle_option): Handle OPT_fversion.
25351 2009-04-16 Richard Guenther <rguenther@suse.de>
25352 Ira Rosen <irar@il.ibm.com>
25354 PR tree-optimization/39698
25355 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25356 type of the reduction variable. Only generate the def if
25359 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25360 make sure to first convert to an integer of the same precision.
25361 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25362 the type of the evolution correctly in computing the new
25363 induction variable base.
25365 2009-04-16 Richard Guenther <rguenther@suse.de>
25367 PR middle-end/39625
25368 * tree-cfg.c (make_blocks): Split statements with to-be
25369 abnormal SSA names on the lhs.
25371 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25373 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25374 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25375 * c-typeck.c (really_start_incremental_init): Likewise.
25376 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25377 (TARGET_INITIALIZER): Remove it.
25378 * target.h (struct target): Remove vector_opaque_p.
25379 * tree.c (build_opaque_vector_type): New.
25380 * tree.h (TYPE_VECTOR_OPAQUE): New.
25381 (build_opaque_vector_type): Declare.
25382 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25383 * config/rs6000/rs6000.c (build_opaque_vector_type,
25384 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25385 (rs6000_init_builtins): Use build_opaque_vector_type for
25386 opaque_V4SI_type_node.
25388 2009-04-15 Catherine Moore <clm@codesourcery.com>
25390 * debug.h (set_name): Declare.
25391 * dwarf2out.c (dwarf2out_set_name): Declare.
25392 (dwarf2_debug_hooks): Add set_name.
25393 (find_AT_string): New.
25394 (add_AT_string): Call find_AT_string.
25395 (dwarf2out_set_name): New.
25396 * cp/decl.c (grokdeclarator): Call set_name.
25397 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25398 * debug.c (do_nothing_debug_hooks): Likewise.
25399 * dbxout.c (dbx_debug_hooks): Likewise.
25400 * sdbout.c (sdb_debug_hooks): Likewise.
25402 2009-04-15 Michael Eager <eager@eagercon.com>
25404 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25405 reg for single-precision FPU.
25406 * config/rs6000/rs6000.md (movsi_internal1): Only for
25407 !TARGET_SINGLE_FPU.
25408 (movsi_internal1_single): New. Add pattern to move SI values to/from
25409 single-precision FP regs.
25411 2009-04-15 Richard Guenther <rguenther@suse.de>
25413 * omp-low.c (lower_rec_input_clauses): Build correct address
25415 (expand_omp_for_generic): Fix multiplication type.
25416 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25417 (generate_memset_zero): Fix types.
25418 * tree-profile.c (prepare_instrumented_value): Correctly
25421 2009-04-15 Ian Lance Taylor <iant@google.com>
25423 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25424 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25425 for -Wall and for -Wc++-compat.
25426 (c_common_post_options): For C++, set warn_enum_compare if not
25428 * c-tree.h (struct c_expr): Add field original_type.
25429 (build_external_ref): Update declaration.
25430 * c-parser.c (c_parser_braced_init): Set original_type.
25431 (c_parser_initelt): Likewise.
25432 (c_parser_expr_no_commas): Likewise.
25433 (c_parser_conditional_expression): Likewise.
25434 (c_parser_cast_expression): Likewise.
25435 (c_parser_unary_expression): Likewise. Pull setting of
25436 original_code to top of function.
25437 (c_parser_sizeof_expression): Set original_type.
25438 (c_parser_alignof_expression): Likewise.
25439 (c_parser_postfix_expression): Likewise. Pull setting of
25440 original_code to top of function.
25441 (c_parser_postfix_expression_after_paren_type): Set original_type.
25442 (c_parser_postfix_expression_after_primary): Likewise.
25443 (c_parser_expression): Likewise.
25444 * c-typeck.c (build_external_ref): Add type parameter. Change all
25446 (c_expr_sizeof_expr): Set original_type field.
25447 (parser_build_unary_op): Likewise.
25448 (parser_build_binary_op): Likewise. Optionally warn about
25449 comparisons of enums of different types.
25450 (digest_init): Set original_type field.
25451 (really_start_incremental_init): Likewise.
25452 (push_init_level, pop_init_level): Likewise.
25453 * doc/invoke.texi (Warning Options): -Wenum-compare now
25456 2009-04-15 Richard Guenther <rguenther@suse.de>
25458 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25459 out a necessary conversion.
25460 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25461 names we didn't value number.
25462 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25464 2009-04-15 Richard Guenther <rguenther@suse.de>
25466 PR tree-optimization/39764
25467 * tree-ssa-ccp.c (get_value): Canonicalize value with
25468 canonicalize_float_value.
25470 2009-04-15 Jan Hubicka <jh@suse.cz>
25472 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25473 Wrong version of patch.
25475 2009-04-15 Jan Hubicka <jh@suse.cz>
25477 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25479 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25481 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25482 our distinct integral and vector types.
25484 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25486 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25487 * init.c (build_vtbl_address): Remove call to assemble_external.
25489 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25491 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25492 output for other floating point modes.
25494 2009-04-14 Diego Novillo <dnovillo@google.com>
25496 * diagnostic.c (diagnostic_report_diagnostic): Do not
25497 warn about loaded plugins for DK_ERROR and DK_WARNING.
25498 * c-decl.c (declspecs_add_type): Move call to
25499 invoke_plugin_callbacks ...
25500 * c-parser.c (c_parser_declspecs): ... here.
25501 * plugin.c (dump_active_plugins): Tidy output.
25503 2009-04-14 Diego Novillo <dnovillo@google.com>
25504 Le-Chun Wu <lcwu@google.com>
25506 * configure.ac: Add --enable-plugin support.
25507 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25508 * Makefile.in (PLUGIN_H): Define.
25509 Export ENABLE_PLUGIN and GMPINC to site.exp.
25510 Add PLUGINLIBS to link command.
25511 Add/modify dependencies for plugin.o and files including plugin.h.
25513 * config.in: Regenerate.
25515 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25518 2009-04-14 Le-Chun Wu <lcwu@google.com>
25520 * tree-pass.h (register_one_dump_file): Add a prototype for
25521 register_one_dump_file.
25522 * toplev.c (compile_file): Call initialize_plugins.
25523 (do_compile): Call invoke_plugin_callbacks.
25524 (toplev_main): Call invoke_plugin_callbacks.
25525 * common.opt: Add -fplugin= and -fplugin-arg-.
25526 * gcc-plugin.h: New public header file for plugins to include.
25527 * plugin.c: New source file.
25528 * plugin.h: New internal header file.
25529 * passes.c (register_one_dump_file): Make it external.
25531 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25533 2009-04-14 Diego Novillo <dnovillo@google.com>
25535 * doc/plugins.texi: New.
25536 * doc/gccint.texi: Add reference to Plugins chapter.
25537 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25538 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25539 loaded plugins, if any.
25540 * timevar.def (TV_PLUGIN_INIT): Define.
25541 (TV_PLUGIN_RUN): Define.
25542 * plugin.c: Include timevar.h
25543 (plugins_active_p): New.
25544 (dump_active_plugins): New.
25545 (debug_active_plugins): New.
25547 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25549 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25551 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25553 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25555 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25556 the same as a minus without a shift.
25558 2009-04-14 Nick Clifton <nickc@redhat.com>
25560 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25561 comparisons with small integers will always produce a short
25564 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25567 2008-12-19 Diego Novillo <dnovillo@google.com>
25569 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25571 2009-04-14 Richard Guenther <rguenther@suse.de>
25573 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25575 (verify_gimple_assign_binary): Likewise. Handle shifts and
25577 (verify_gimple_phi): Print the mismatched argument position.
25578 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25580 (vect_update_init_of_dr): Likewise.
25581 * matrix-reorg.c (transform_access_sites): Do what the
25583 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25585 2009-04-13 Michael Eager <eager@eagercon.com>
25587 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25588 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25589 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25590 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25591 remove duplicate config
25593 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25595 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25596 file_name:line_number type locator of the call site.
25598 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25600 * genautomata.c: Put blank after comma.
25601 (automaton_decls): New.
25602 (struct unit_usage): Add comments to member next.
25603 (store_alt_unit_usage): Keep the list ordered.
25604 (unit_present_on_list_p, equal_alternatives_p): New.
25605 (check_regexp_units_distribution): Check units distribution
25606 correctness correctly.
25607 (main): Don't write automata if error is found. Return correct
25610 * config/m68k/cf.md (cfv4_ds): Remove.
25611 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25612 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25614 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25615 power4-load-ext, power4-store, power4-store-update,
25616 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25617 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25618 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25619 power4-sqrt, power4-isync): Modify reservation to make correct
25620 unit distribution to automata.
25622 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25623 power5-store-update, power5-two, power5-three, power5-lmul,
25624 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25626 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25628 * except.c (pass_set_nothrow_function_flags): Set name and add
25630 (set_nothrow_function_flags): Mention in the dump file when
25631 changing a function to nothrow.
25633 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25636 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25637 instead of unsigned long.
25639 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25641 * config/arm/arm.c (return_used_this_function): Remove.
25642 (arm_output_function_prologue): Remove use of
25643 return_used_this_function.
25644 (output_return_instruction): Replace use of
25645 return_used_this_function
25646 by cfun->machine->return_used_this_function.
25647 (arm_output_epilogue): Likewise.
25648 (arm_output_function_epilogue): Likewise.
25649 (thumb_unexpanded_epilogue): Likewise.
25650 * config/arm/arm.h (struct machine_function):
25651 New member return_used_this_function.
25653 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25655 * doc/install.texi: Correct description of default directory for
25656 --with-gxx-include-dir.
25658 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25660 * fold-const.c (build_range_check): Properly deal with enumeral and
25661 boolean base types.
25663 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25665 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25666 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25667 * params.h (MAX_GCSE_PASSES): Remove.
25668 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25669 in sequence. Remove ability to run multiple passes.
25670 (bypass_jumps): Report run as third CPROP pass.
25672 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25674 PR middle-end/39651
25675 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25676 when deciding whether the whole SEQUENCE can throw.
25678 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25681 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25682 offseted label references.
25684 2009-04-11 Jan Hubicka <jh@suse.cz>
25686 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25688 2009-04-11 Richard Guenther <rguenther@suse.de>
25690 PR middle-end/39732
25691 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25692 return variables as TREE_ADDRESSABLE.
25694 2009-04-11 Richard Guenther <rguenther@suse.de>
25696 PR tree-optimization/39713
25697 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25698 reference trees have SSA_NAME operands.
25700 2009-04-11 Richard Guenther <rguenther@suse.de>
25703 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25704 address expressions.
25706 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25708 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25709 match changes in Cygwin 1.7
25710 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25711 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25713 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25715 PR tree-optimization/39701
25716 * doc/invoke.texi (Optimization Options): Document change in
25717 meaning and initialization of -fdelete-null-pointer-checks.
25719 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25721 PR middle-end/39701
25722 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25724 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25727 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25729 2009-04-10 Chao-ying Fu <fu@mips.com>
25731 * doc/tm.texi (Instruction Output): Document
25732 TARGET_ASM_FINAL_POSTSCAN_INSN.
25733 * target.h (final_postscan_insn): New field in asm_out.
25734 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25735 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25736 * final.c (final_scan_insn): Call
25737 targetm.asm_out.final_postscan_insn after outputting
25738 an asm macro and a normal instruction.
25740 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25741 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25742 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25743 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25744 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25746 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25748 PR middle-end/39701
25749 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25750 variables as non-NULL even with -fdelete-null-pointer-checks.
25752 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25754 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25756 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25759 * config/i386/i386.c (classify_argument): Handle SCmode with
25760 (bit_offset % 64) != 0.
25762 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25764 * doc/invoke.texi (Optimize Options): Add cross-reference to
25765 -Q --help=optimizers examples.
25767 2009-04-10 Ben Elliston <bje@au.ibm.com>
25770 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25771 regalign for the reg == fpr and TDmode case.
25773 2009-04-09 David Ayers <ayers@fsfe.org>
25776 * objc/objc-act.c (warn_with_method): Remove helper function.
25777 (check_duplicates): Call warning and inform directly.
25778 (really_start_method): Likewise.
25780 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25782 * expmed.c (expand_divmod): Always use a comparison for a division
25783 by a large unsigned integer.
25785 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25786 for things others than variables or functions as nonzero.
25788 2009-04-09 Nick Clifton <nickc@redhat.com>
25790 * unwind-compat.c: Change copyright header to refer to version
25791 3 of the GNU General Public License with version 3.1 of the
25792 GCC Runtime Library Exception and to point readers at the
25793 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25794 * config/alpha/crtfastmath.c: Likewise.
25795 * config/alpha/linux-unwind.h: Likewise.
25796 * config/alpha/qrnnd.asm: Likewise.
25797 * config/alpha/vms-crt0-64.c: Likewise.
25798 * config/alpha/vms-crt0.c: Likewise.
25799 * config/alpha/vms-dwarf2.asm: Likewise.
25800 * config/alpha/vms-dwarf2eh.asm: Likewise.
25801 * config/alpha/vms-psxcrt0-64.c: Likewise.
25802 * config/alpha/vms-psxcrt0.c: Likewise.
25803 * config/alpha/vms_tramp.asm: Likewise.
25804 * config/arc/initfini.c: Likewise.
25805 * config/arc/lib1funcs.asm: Likewise.
25806 * config/arm/bpabi-v6m.S: Likewise.
25807 * config/arm/bpabi.S: Likewise.
25808 * config/arm/bpabi.c: Likewise.
25809 * config/arm/crti.asm: Likewise.
25810 * config/arm/crtn.asm: Likewise.
25811 * config/arm/ieee754-df.S: Likewise.
25812 * config/arm/ieee754-sf.S: Likewise.
25813 * config/arm/lib1funcs.asm: Likewise.
25814 * config/arm/libunwind.S: Likewise.
25815 * config/arm/linux-atomic.c: Likewise.
25816 * config/arm/mmintrin.h: Likewise.
25817 * config/arm/pr-support.c: Likewise.
25818 * config/arm/unaligned-funcs.c: Likewise.
25819 * config/arm/unwind-arm.c: Likewise.
25820 * config/arm/unwind-arm.h: Likewise.
25821 * config/avr/libgcc.S: Likewise.
25822 * config/bfin/crti.s: Likewise.
25823 * config/bfin/crtlibid.s: Likewise.
25824 * config/bfin/crtn.s: Likewise.
25825 * config/bfin/lib1funcs.asm: Likewise.
25826 * config/bfin/linux-unwind.h: Likewise.
25827 * config/cris/arit.c: Likewise.
25828 * config/cris/cris_abi_symbol.c: Likewise.
25829 * config/darwin-64.c: Likewise.
25830 * config/darwin-crt2.c: Likewise.
25831 * config/darwin-crt3.c: Likewise.
25832 * config/darwin.h: Likewise.
25833 * config/dbxelf.h: Likewise.
25834 * config/dfp-bit.c: Likewise.
25835 * config/dfp-bit.h: Likewise.
25836 * config/elfos.h: Likewise.
25837 * config/fixed-bit.c: Likewise.
25838 * config/fixed-bit.h: Likewise.
25839 * config/fp-bit.c: Likewise.
25840 * config/fp-bit.h: Likewise.
25841 * config/fr30/crti.asm: Likewise.
25842 * config/fr30/crtn.asm: Likewise.
25843 * config/fr30/lib1funcs.asm: Likewise.
25844 * config/freebsd-spec.h: Likewise.
25845 * config/frv/cmovd.c: Likewise.
25846 * config/frv/cmovh.c: Likewise.
25847 * config/frv/cmovw.c: Likewise.
25848 * config/frv/frvbegin.c: Likewise.
25849 * config/frv/frvend.c: Likewise.
25850 * config/frv/lib1funcs.asm: Likewise.
25851 * config/glibc-stdint.h: Likewise.
25852 * config/h8300/clzhi2.c: Likewise.
25853 * config/h8300/crti.asm: Likewise.
25854 * config/h8300/crtn.asm: Likewise.
25855 * config/h8300/ctzhi2.c: Likewise.
25856 * config/h8300/fixunssfsi.c: Likewise.
25857 * config/h8300/lib1funcs.asm: Likewise.
25858 * config/h8300/parityhi2.c: Likewise.
25859 * config/h8300/popcounthi2.c: Likewise.
25860 * config/i386/ammintrin.h: Likewise.
25861 * config/i386/att.h: Likewise.
25862 * config/i386/avxintrin.h: Likewise.
25863 * config/i386/biarch64.h: Likewise.
25864 * config/i386/bmmintrin.h: Likewise.
25865 * config/i386/cpuid.h: Likewise.
25866 * config/i386/cross-stdarg.h: Likewise.
25867 * config/i386/crtfastmath.c: Likewise.
25868 * config/i386/crtprec.c: Likewise.
25869 * config/i386/cygming-crtbegin.c: Likewise.
25870 * config/i386/cygming-crtend.c: Likewise.
25871 * config/i386/cygwin.asm: Likewise.
25872 * config/i386/emmintrin.h: Likewise.
25873 * config/i386/gmm_malloc.h: Likewise.
25874 * config/i386/gthr-win32.c: Likewise.
25875 * config/i386/i386.h: Likewise.
25876 * config/i386/immintrin.h: Likewise.
25877 * config/i386/linux-unwind.h: Likewise.
25878 * config/i386/linux64.h: Likewise.
25879 * config/i386/mm3dnow.h: Likewise.
25880 * config/i386/mmintrin-common.h: Likewise.
25881 * config/i386/mmintrin.h: Likewise.
25882 * config/i386/nmmintrin.h: Likewise.
25883 * config/i386/pmm_malloc.h: Likewise.
25884 * config/i386/pmmintrin.h: Likewise.
25885 * config/i386/smmintrin.h: Likewise.
25886 * config/i386/sol2-c1.asm: Likewise.
25887 * config/i386/sol2-ci.asm: Likewise.
25888 * config/i386/sol2-cn.asm: Likewise.
25889 * config/i386/sol2-gc1.asm: Likewise.
25890 * config/i386/tmmintrin.h: Likewise.
25891 * config/i386/unix.h: Likewise.
25892 * config/i386/w32-unwind.h: Likewise.
25893 * config/i386/wmmintrin.h: Likewise.
25894 * config/i386/x86-64.h: Likewise.
25895 * config/i386/x86intrin.h: Likewise.
25896 * config/i386/xmmintrin.h: Likewise.
25897 * config/ia64/crtbegin.asm: Likewise.
25898 * config/ia64/crtend.asm: Likewise.
25899 * config/ia64/crtfastmath.c: Likewise.
25900 * config/ia64/crti.asm: Likewise.
25901 * config/ia64/crtn.asm: Likewise.
25902 * config/ia64/fde-glibc.c: Likewise.
25903 * config/ia64/lib1funcs.asm: Likewise.
25904 * config/ia64/linux-unwind.h: Likewise.
25905 * config/ia64/quadlib.c: Likewise.
25906 * config/ia64/unwind-ia64.c: Likewise.
25907 * config/linux.h: Likewise.
25908 * config/m32c/m32c-lib1.S: Likewise.
25909 * config/m32c/m32c-lib2-trapv.c: Likewise.
25910 * config/m32c/m32c-lib2.c: Likewise.
25911 * config/m32r/initfini.c: Likewise.
25912 * config/m68hc11/larith.asm: Likewise.
25913 * config/m68hc11/m68hc11-crt0.S: Likewise.
25914 * config/m68k/cf.md: Likewise.
25915 * config/m68k/crti.s: Likewise.
25916 * config/m68k/crtn.s: Likewise.
25917 * config/m68k/lb1sf68.asm: Likewise.
25918 * config/m68k/linux-unwind.h: Likewise.
25919 * config/mcore/crti.asm: Likewise.
25920 * config/mcore/crtn.asm: Likewise.
25921 * config/mcore/lib1.asm: Likewise.
25922 * config/mips/linux-unwind.h: Likewise.
25923 * config/mips/loongson.h: Likewise.
25924 * config/mips/mips16.S: Likewise.
25925 * config/mmix/crti.asm: Likewise.
25926 * config/mmix/crtn.asm: Likewise.
25927 * config/pa/fptr.c: Likewise.
25928 * config/pa/hpux-unwind.h: Likewise.
25929 * config/pa/lib2funcs.asm: Likewise.
25930 * config/pa/linux-atomic.c: Likewise.
25931 * config/pa/linux-unwind.h: Likewise.
25932 * config/pa/milli64.S: Likewise.
25933 * config/pa/quadlib.c: Likewise.
25934 * config/pa/stublib.c: Likewise.
25935 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25936 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25937 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25938 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25939 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25940 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25941 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25942 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25943 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25944 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25945 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25946 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25947 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25948 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25949 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25950 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25951 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25952 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25953 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25954 * config/rs6000/750cl.h: Likewise.
25955 * config/rs6000/altivec.h: Likewise.
25956 * config/rs6000/biarch64.h: Likewise.
25957 * config/rs6000/crtresfpr.asm: Likewise.
25958 * config/rs6000/crtresgpr.asm: Likewise.
25959 * config/rs6000/crtresxfpr.asm: Likewise.
25960 * config/rs6000/crtresxgpr.asm: Likewise.
25961 * config/rs6000/crtsavfpr.asm: Likewise.
25962 * config/rs6000/crtsavgpr.asm: Likewise.
25963 * config/rs6000/darwin-asm.h: Likewise.
25964 * config/rs6000/darwin-fallback.c: Likewise.
25965 * config/rs6000/darwin-fpsave.asm: Likewise.
25966 * config/rs6000/darwin-ldouble.c: Likewise.
25967 * config/rs6000/darwin-tramp.asm: Likewise.
25968 * config/rs6000/darwin-unwind.h: Likewise.
25969 * config/rs6000/darwin-vecsave.asm: Likewise.
25970 * config/rs6000/darwin-world.asm: Likewise.
25971 * config/rs6000/e500crtres32gpr.asm: Likewise.
25972 * config/rs6000/e500crtres64gpr.asm: Likewise.
25973 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25974 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25975 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25976 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25977 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25978 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25979 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25980 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25981 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25982 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25983 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25984 * config/rs6000/eabi-ci.asm: Likewise.
25985 * config/rs6000/eabi-cn.asm: Likewise.
25986 * config/rs6000/eabi.asm: Likewise.
25987 * config/rs6000/linux-unwind.h: Likewise.
25988 * config/rs6000/linux64.h: Likewise.
25989 * config/rs6000/paired.h: Likewise.
25990 * config/rs6000/paired.md: Likewise.
25991 * config/rs6000/ppc64-fp.c: Likewise.
25992 * config/rs6000/ppu_intrinsics.h: Likewise.
25993 * config/rs6000/rs6000.h: Likewise.
25994 * config/rs6000/si2vmx.h: Likewise.
25995 * config/rs6000/sol-ci.asm: Likewise.
25996 * config/rs6000/sol-cn.asm: Likewise.
25997 * config/rs6000/spe.h: Likewise.
25998 * config/rs6000/spu2vmx.h: Likewise.
25999 * config/rs6000/sysv4.h: Likewise.
26000 * config/rs6000/tramp.asm: Likewise.
26001 * config/rs6000/vec_types.h: Likewise.
26002 * config/s390/linux-unwind.h: Likewise.
26003 * config/s390/tpf-unwind.h: Likewise.
26004 * config/score/crti.asm: Likewise.
26005 * config/score/crtn.asm: Likewise.
26006 * config/sh/crt1.asm: Likewise.
26007 * config/sh/crti.asm: Likewise.
26008 * config/sh/crtn.asm: Likewise.
26009 * config/sh/divtab-sh4-300.c: Likewise.
26010 * config/sh/divtab-sh4.c: Likewise.
26011 * config/sh/divtab.c: Likewise.
26012 * config/sh/lib1funcs-4-300.asm: Likewise.
26013 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
26014 * config/sh/lib1funcs.asm: Likewise.
26015 * config/sh/lib1funcs.h: Likewise.
26016 * config/sh/linux-atomic.asm: Likewise.
26017 * config/sh/linux-unwind.h: Likewise.
26018 * config/sh/shmedia.h: Likewise.
26019 * config/sh/sshmedia.h: Likewise.
26020 * config/sh/ushmedia.h: Likewise.
26021 * config/sparc/crtfastmath.c: Likewise.
26022 * config/sparc/linux-unwind.h: Likewise.
26023 * config/sparc/sol2-c1.asm: Likewise.
26024 * config/sparc/sol2-ci.asm: Likewise.
26025 * config/sparc/sol2-cn.asm: Likewise.
26026 * config/spu/divmodti4.c: Likewise.
26027 * config/spu/divv2df3.c: Likewise.
26028 * config/spu/float_disf.c: Likewise.
26029 * config/spu/float_unsdidf.c: Likewise.
26030 * config/spu/float_unsdisf.c: Likewise.
26031 * config/spu/float_unssidf.c: Likewise.
26032 * config/spu/mfc_multi_tag_release.c: Likewise.
26033 * config/spu/mfc_multi_tag_reserve.c: Likewise.
26034 * config/spu/mfc_tag_release.c: Likewise.
26035 * config/spu/mfc_tag_reserve.c: Likewise.
26036 * config/spu/mfc_tag_table.c: Likewise.
26037 * config/spu/multi3.c: Likewise.
26038 * config/spu/spu_internals.h: Likewise.
26039 * config/spu/spu_intrinsics.h: Likewise.
26040 * config/spu/spu_mfcio.h: Likewise.
26041 * config/spu/vec_types.h: Likewise.
26042 * config/spu/vmx2spu.h: Likewise.
26043 * config/stormy16/stormy16-lib2.c: Likewise.
26044 * config/svr4.h: Likewise.
26045 * config/sync.c: Likewise.
26046 * config/v850/lib1funcs.asm: Likewise.
26047 * config/vxlib-tls.c: Likewise.
26048 * config/vxlib.c: Likewise.
26049 * config/vxworks-dummy.h: Likewise.
26050 * config/xtensa/crti.asm: Likewise.
26051 * config/xtensa/crtn.asm: Likewise.
26052 * config/xtensa/ieee754-df.S: Likewise.
26053 * config/xtensa/ieee754-sf.S: Likewise.
26054 * config/xtensa/lib1funcs.asm: Likewise.
26055 * config/xtensa/lib2funcs.S: Likewise.
26056 * config/xtensa/linux-unwind.h: Likewise.
26057 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
26058 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
26059 * coretypes.h: Likewise.
26060 * crtstuff.c: Likewise.
26061 * defaults.h: Likewise.
26062 * dwarf2.h: Likewise.
26063 * emutls.c: Likewise.
26064 * gbl-ctors.h: Likewise.
26065 * gcov-io.h: Likewise.
26066 * ginclude/float.h: Likewise.
26067 * ginclude/iso646.h: Likewise.
26068 * ginclude/stdarg.h: Likewise.
26069 * ginclude/stdbool.h: Likewise.
26070 * ginclude/stddef.h: Likewise.
26071 * ginclude/stdfix.h: Likewise.
26072 * ginclude/stdint-gcc.h: Likewise.
26073 * ginclude/tgmath.h: Likewise.
26074 * gthr-aix.h: Likewise.
26075 * gthr-dce.h: Likewise.
26076 * gthr-gnat.c: Likewise.
26077 * gthr-gnat.h: Likewise.
26078 * gthr-lynx.h: Likewise.
26079 * gthr-mipssde.h: Likewise.
26080 * gthr-nks.h: Likewise.
26081 * gthr-posix.c: Likewise.
26082 * gthr-posix.h: Likewise.
26083 * gthr-posix95.h: Likewise.
26084 * gthr-rtems.h: Likewise.
26085 * gthr-single.h: Likewise.
26086 * gthr-solaris.h: Likewise.
26087 * gthr-tpf.h: Likewise.
26088 * gthr-vxworks.h: Likewise.
26089 * gthr-win32.h: Likewise.
26090 * gthr.h: Likewise.
26091 * libgcc2.c: Likewise.
26092 * libgcc2.h: Likewise.
26093 * libgcov.c: Likewise.
26094 * tsystem.h: Likewise.
26095 * typeclass.h: Likewise.
26096 * unwind-c.c: Likewise.
26097 * unwind-compat.h: Likewise.
26098 * unwind-dw2-fde-compat.c: Likewise.
26099 * unwind-dw2-fde-darwin.c: Likewise.
26100 * unwind-dw2-fde-glibc.c: Likewise.
26101 * unwind-dw2-fde.c: Likewise.
26102 * unwind-dw2-fde.h: Likewise.
26103 * unwind-dw2.c: Likewise.
26104 * unwind-dw2.h: Likewise.
26105 * unwind-generic.h: Likewise.
26106 * unwind-pe.h: Likewise.
26107 * unwind-sjlj.c: Likewise.
26108 * unwind.inc: Likewise.
26109 * config/arm/neon-gen.ml: Change generated copyright header to
26110 refer to version 3 of the GNU General Public License with
26111 version 3.1 of the GCC Runtime Library Exception and to point
26112 readers at the COPYING3 and COPYING3.RUNTIME files and the
26113 FSF's license web page.
26114 * config/arm/arm_neon.h: Regenerate.
26116 2009-04-09 Jakub Jelinek <jakub@redhat.com>
26118 * config/cris/cris.md: Change copyright header to refer to version
26119 3 of the GNU General Public License.
26120 * doc/install.texi2html: Change copyright header to refer to version
26121 3 of the GNU General Public License and to point readers at the
26122 COPYING3 file and the FSF's license web page.
26123 * config/vax/linux.h: Likewise.
26125 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26127 * config/i386/i386.md (cmpcc): New.
26128 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
26129 (sync_compare_and_swap_cc*): Delete.
26131 * config/s390/s390.c (s390_compare_emitted): Remove.
26132 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
26133 s390_compare_emitted used to be handled. Assert that modes match.
26134 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
26135 refer to sync_compare_and_swap_ccsi.
26136 * config/s390/s390.h (s390_compare_emitted): Remove.
26137 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
26138 instead of s390_compare_emitted.
26139 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
26140 instead of s390_compare_emitted.
26141 * config/s390/s390.md (cmpcc): New.
26142 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
26143 CC_REGNUM, do not pretend it's set.
26144 (sync_compare_and_swap_cc*): Delete.
26145 * config/s390/predicates.md (cc_reg_operand): New.
26147 * expr.c (sync_compare_and_swap_cc): Delete.
26148 * optabs.h (sync_compare_and_swap_cc): Delete.
26149 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
26150 is being used with can_compare_p.
26151 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
26152 (find_cc_set): New.
26153 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
26154 look for a MODE_CC set instead. Use emit_store_flag.
26155 (expand_compare_and_swap_loop): Likewise, with some additional
26156 complication to avoid a force_reg when useless. Use
26157 emit_cmp_and_jump_insns.
26158 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
26159 * doc/md.texi (sync_compare_and_swap_cc): Merge with
26160 sync_compare_and_swap documentation.
26162 2009-04-09 Jan Hubicka <jh@suse.cz>
26164 * except.c (find_prev_try): Break out from ....
26165 (duplicate_eh_regions): ... here; properly update prev_try pointers
26166 when duplication part of tree.
26167 (dump_eh_tree): Improve dumping.
26168 (verify_eh_region): New.
26169 (verify_eh_tree): Use it.
26171 2009-04-06 Richard Guenther <rguenther@suse.de>
26173 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
26174 &ARRAY addresses by adjusting their types and prepending
26176 * tree-cfg.c (verify_gimple_assign_single): Verify that
26177 addresses are correct.
26179 2009-04-09 Richard Guenther <rguenther@suse.de>
26181 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
26182 indices into an array reference if possible.
26183 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26184 Fold POINTER_PLUS_EXPR statements with invariant address.
26186 2009-04-09 Alan Modra <amodra@bigpond.net.au>
26189 * config.gcc (powerpc64-*-linux*): Always build biarch.
26191 2009-04-09 Joseph Myers <joseph@codesourcery.com>
26194 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
26195 it and pedwarn if this results in an INTEGER_CST.
26197 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26199 * doc/install.texi: Update minimum GMP version. Remove obsolete
26200 text in MPFR section.
26202 2009-04-08 Jakub Jelinek <jakub@redhat.com>
26204 * dwarf2out.c (class_scope_p): New static inline.
26205 (class_or_namespace_scope_p): Use it.
26206 (gen_variable_die): Use DW_TAG_member tag for static data member
26207 declarations instead of DW_TAG_variable.
26209 PR middle-end/39573
26210 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
26213 2009-04-08 Richard Guenther <rguenther@suse.de>
26215 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
26216 valueize random data.
26218 2009-04-08 David Edelsohn <edelsohn@gnu.org>
26220 * config.gcc (aix tm_file): Add aix-stdint.h.
26221 (aix tm clause use_gcc_stdint): Set to wrap.
26222 * config/rs6000/aix-stdint.h: New file.
26224 2009-04-08 Richard Guenther <rguenther@suse.de>
26226 PR middle-end/36291
26227 * tree-dfa.c (add_referenced_var): Do not recurse into
26228 global initializers.
26229 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26231 (fold_const_aggregate_ref): Likewise.
26233 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26235 * recog.c (ordered_comparison_operator): New.
26236 * gensupport.c (std_preds): Add it.
26237 * doc/md.texi (Machine-Independent Predicates): Document it.
26239 2009-04-08 Jan Hubicka <jh@suse.cz>
26241 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
26242 * function.h (rtl_eh): Remove exception_handler_label_map.
26243 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
26244 remove_exception_handler_label, for_each_eh_label_1): Remove.
26245 (rtl_remove_unreachable_regions): Remove.
26246 (convert_from_eh_region_ranges): Do not remove unreachable regions.
26247 (find_exception_handler_labels): Don't build the hashtable.
26248 (maybe_remove_eh_handler): Remove.
26249 (for_each_eh_label): Rewrite to walk the tree.
26250 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
26251 * except.h (maybe_remove_eh_handler): Remove.
26252 * passes.c (init_optimization_passes): Schedule second EH cleanup
26254 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
26255 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26257 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26259 * genoutput.c (validate_optab_operands): New.
26260 (gen_insn, gen_expand): Call it.
26262 * genflags.c (gen_insn): Detect misused iterators.
26263 (main): Pass line_no to gen_insn, exit with status 1 on error.
26265 * genextract.c (line_no): Make global.
26266 (VEC_safe_set_locstr): Change assertion to error message.
26267 (main): Exit with status 1 on error.
26269 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26273 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26274 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26275 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26276 * c-convert.c (convert): Do not call fold on results of conversion
26277 functions when the result is a C_MAYBE_CONST_EXPR.
26278 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26279 of __builtin_choose_expr.
26280 * c-typeck.c (remove_c_maybe_const_expr): New.
26281 (build_unary_op, build_conditional_expr, build_compound_expr,
26282 build_binary_op, c_objc_common_truthvalue_conversion): Call
26283 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26286 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26288 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26289 CODE to produce a new one. Add a prototype to use fold_convert_const
26291 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26294 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26295 mix declarations and code.
26297 2009-04-08 Ben Elliston <bje@au.ibm.com>
26299 * gcc.c: Replace `CC' with `GCC' throughout.
26301 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26303 * doc/invoke.texi: Document Atom support.
26305 2009-04-07 Jason Merrill <jason@redhat.com>
26308 * c-common.h, c-common.c: Add flag_pretty_templates.
26309 * c-opts.c (c_common_handle_option): Set it.
26310 * c.opt: Add -fno-pretty-templates.
26311 * doc/invoke.texi (C++ Dialect Options): Likewise.
26313 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26315 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26316 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26317 (ia64_expand_builtin): Likewise.
26319 2009-04-07 Martin Jambor <mjambor@suse.cz>
26321 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26322 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26323 ADDR_EXPRS are include too.
26325 2009-04-07 Richard Guenther <rguenther@suse.de>
26327 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26328 decls are only used if passes as parameters or if they are
26329 local statics and the call is not to a builtin.
26330 (call_may_clobber_ref_p_1): Likewise.
26332 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26334 * expr.c (do_store_flag): Remove last argument. Simplify code
26335 to avoid duplication of tests already done by can_compare_p.
26336 (expand_expr_real_1): Adjust caller.
26338 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26340 * optabs.c (can_compare_p): Test the predicate of a
26341 cbranch and cstore pattern.
26343 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26345 * expr.c (convert_move): Use emit_store_flag instead of
26348 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26350 * config/i386/i386.c (ix86_compare_emitted): Remove.
26351 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26352 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26353 * config/i386/i386.h (ix86_compare_emitted): Remove.
26354 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26355 instead of ix86_compare_emitted.
26356 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26358 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26360 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26361 Add t-sysroot-suffix to tmake_file.
26362 * config/print-sysroot-suffix.sh: New file.
26363 * config/t-sysroot-suffix: New file.
26365 2009-04-07 Ben Elliston <bje@au.ibm.com>
26367 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26368 as the latter produces a warning when the target does not support
26371 2009-04-07 Ben Elliston <bje@au.ibm.com>
26373 * dfp.c: Replace type punning assignments with memcpy throughout.
26374 * Makefile.in (dfp.o-warn): Remove.
26376 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26379 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26380 Include soft-fp/t-softfp after rs6000/t-linux64.
26382 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26384 * stor-layout.c (set_sizetype): Use the full precision of their
26385 machine mode for bitsize types.
26387 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26389 * config/i386/i386.md: Revert 2 accidental checkins.
26391 2009-04-06 Joey Ye <joey.ye@intel.com>
26392 Xuepeng Guo <xuepeng.guo@intel.com>
26393 H.J. Lu <hongjiu.lu@intel.com>
26395 Atom pipeline model, tuning and insn selection.
26396 * config.gcc (atom): Add atom config options and target.
26398 * config/i386/atom.md: New.
26400 * config/i386/i386.c (atom_cost): New cost.
26401 (m_ATOM): New macro flag.
26402 (initial_ix86_tune_features): Set m_ATOM.
26403 (x86_accumulate_outgoing_args): Likewise.
26404 (x86_arch_always_fancy_math_387): Likewise.
26405 (processor_target): Add Atom cost.
26406 (cpu_names): Add Atom cpu name.
26407 (override_options): Set Atom ISA.
26408 (ix86_issue_rate): New case PROCESSOR_ATOM.
26409 (ix86_adjust_cost): Likewise.
26411 * config/i386/i386.h (TARGET_ATOM): New target macro.
26412 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26413 (TARGET_OPT_AGU): New target option.
26414 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26415 (processor_type): Add PROCESSOR_ATOM.
26417 * config/i386/i386.md (cpu): Add new value "atom".
26418 (use_carry, movu): New attr.
26419 (atom.md): Include atom.md.
26420 (adddi3_carry_rex64): Set attr "use_carry".
26421 (addqi3_carry): Likewise.
26422 (addhi3_carry): Likewise.
26423 (addsi3_carry): Likewise.
26424 (*addsi3_carry_zext): Likewise.
26425 (subdi3_carry_rex64): Likewise.
26426 (subqi3_carry): Likewise.
26427 (subhi3_carry): Likewise.
26428 (subsi3_carry): Likewise.
26429 (x86_movdicc_0_m1_rex64): Likewise.
26430 (*x86_movdicc_0_m1_se): Likewise.
26431 (x86_movsicc_0_m1): Likewise.
26432 (*x86_movsicc_0_m1_se): Likewise.
26433 (*adddi_1_rex64): Emit add insn as much as possible.
26434 (*addsi_1): Likewise.
26435 (return_internal): Set atom_unit.
26436 (return_internal_long): Likewise.
26437 (return_pop_internal): Likewise.
26438 (*rcpsf2_sse): Set atom_sse_attr attr.
26439 (*qrt<mode>2_sse): Likewise.
26440 (*prefetch_sse): Likewise.
26442 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26444 (ix86_target_macros_internal): Likewise.
26446 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26447 (*prefetch_sse_rex): Likewise.
26448 (sse_rcpv4sf2): Likewise.
26449 (sse_vmrcpv4sf2): Likewise.
26450 (sse_sqrtv4sf2): Likewise.
26451 (<sse>_vmsqrt<mode>2): Likewise.
26452 (sse_ldmxcsr): Likewise.
26453 (sse_stmxcsr): Likewise.
26454 (*sse_sfence): Likewise.
26455 (sse2_clflush): Likewise.
26456 (*sse2_mfence): Likewise.
26457 (*sse2_lfence): Likewise.
26458 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26459 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26460 (avx_movdqu<avxmodesuffix>): Likewise.
26461 (avx_lddqu<avxmodesuffix>): Likewise.
26462 (sse2_movntv2di): Change attr "type" to "ssemov".
26463 (sse2_movntsi): Likewise.
26464 (rsqrtv8sf2): Change attr "type" to "sseadd".
26465 (sse3_addsubv2df3): Set attr "atom_unit".
26466 (sse3_h<plusminus_insn>v4sf3): Likewise.
26467 (*sse2_pmaddwd): Likewise.
26468 (*vec_extractv2di_1_rex64): Likewise.
26469 (*vec_extractv2di_1_avx): Likewise.
26470 (sse2_psadbw): Likewise.
26471 (ssse3_phaddwv8hi3): Likewise.
26472 (ssse3_phaddwv4hi3): Likewise.
26473 (ssse3_phadddv4si3): Likewise.
26474 (ssse3_phadddv2si3): Likewise.
26475 (ssse3_phaddswv8hi3): Likewise.
26476 (ssse3_phaddswv4hi3): Likewise.
26477 (ssse3_phsubwv8hi3): Likewise.
26478 (ssse3_phsubwv4hi3): Likewise.
26479 (ssse3_phsubdv4si3): Likewise.
26480 (ssse3_phsubdv2si3): Likewise.
26481 (ssse3_phsubswv8hi3): Likewise.
26482 (ssse3_phsubswv4hi3): Likewise.
26483 (ssse3_pmaddubsw128): Likewise.
26484 (sse3_pmaddubsw: Likewise.
26485 (ssse3_palignrti): Likewise.
26486 (ssse3_palignrdi): Likewise.
26488 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26490 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26492 2009-04-06 Richard Guenther <rguenther@suse.de>
26494 PR tree-optimization/28868
26495 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26496 of which PHI results we inserted.
26497 (insert_into_preds_of_block): Record inserted PHIs.
26498 (eliminate): Eliminate redundant PHI nodes.
26499 (init_pre): Init inserted_phi_names.
26501 2009-04-06 Richard Guenther <rguenther@suse.de>
26503 PR tree-optimization/39643
26504 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26505 IMAGPART_EXPRs of complex constants.
26506 (execute_fold_all_builtins): If we folded a call queue
26507 TODO_update_address_taken.
26509 2009-04-06 Jan Hubicka <jh@suse.cz>
26511 PR middle-end/39659
26512 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26515 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26517 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26519 (ic_invalidate_array): Likewise.
26521 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26523 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26524 alignment for library calls.
26526 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26528 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26529 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26530 * config/i386/mingw-stdint.h: New file.
26532 2009-04-05 Richard Guenther <rguenther@suse.de>
26534 PR tree-optimization/39648
26535 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26536 our &A vs. &A[0] IL deficiencies.
26538 2009-04-04 Jan Hubicka <jh@suse.cz>
26540 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26541 removed toplevel regions.
26542 (sjlj_mark_call_sites): Likewise.
26544 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26546 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26547 (cygwin tm clause use_gcc_stdint): Set to wrap.
26548 * config/i386/cygwin-stdint.h: New file.
26550 2009-04-04 Richard Guenther <rguenther@suse.de>
26552 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26553 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26554 single-argument PHIs if we are in loop-closed SSA form.
26555 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26556 for the pre-condition.
26557 (slpeel_tree_peel_loop_to_edge): Likewise.
26558 (vect_build_loop_niters): Take an optional sequence to append stmts.
26559 (vect_generate_tmps_on_preheader): Likewise.
26560 (vect_do_peeling_for_loop_bound): Take extra guards for the
26562 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26563 the cost model check.
26564 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26565 guards if we are going to peel. Do not apply versioning in that case.
26566 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26567 (vect_do_peeling_for_loop_bound): Likewise.
26568 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26569 loop bound only record extra pre-conditions, do not apply loop
26572 2009-04-04 Richard Guenther <rguenther@suse.de>
26574 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26577 2009-04-04 Jan Hubicka <jh@suse.cz>
26579 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26580 last_basic_block for size of bb->index indexed array.
26581 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26582 compute_out, link_btr_uses, build_btr_def_use_webs,
26583 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26585 2009-04-04 Jan Hubicka <jh@suse.cz>
26587 * except.c (remove_eh_handler_and_replace): Break out from ...
26588 (remove_eh_handler): ... here.
26589 (bring_to_root): New function.
26590 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26591 handled ones, bring others to root of tree.
26593 2009-04-04 Jan Hubicka <jh@suse.cz>
26595 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26596 (all_phis_safe_to_merge): New function.
26597 (update_info): New structure.
26598 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26599 (cleanup_empty_eh): Update SSA if possible.
26601 2009-04-04 Richard Guenther <rguenther@suse.de>
26603 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26604 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26605 (append_vuse): Likewise.
26607 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26609 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26610 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26611 instead of REG_UNSAVED for DW_CFA_undefined.
26612 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26613 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26616 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26619 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26621 2009-04-04 Richard Guenther <rguenther@suse.de>
26623 PR tree-optimization/8781
26624 PR tree-optimization/37892
26625 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26626 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26627 (valueize_refs): Call it for *& valueizations.
26628 (shared_reference_ops_from_ref): Rename to ...
26629 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26630 (shared_reference_ops_from_call): Rename to ...
26631 (valueize_shared_reference_ops_from_call): ... this and valueize.
26632 (vn_reference_lookup): Update.
26633 (visit_reference_op_call): Likewise.
26634 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26635 (eliminate): Value-replace the call address in call statements.
26637 2009-04-04 Richard Guenther <rguenther@suse.de>
26639 PR tree-optimization/39636
26640 * tree-ssa-forwprop.c
26641 (forward_propagate_addr_into_variable_array_index): Check for
26642 GIMPLE_ASSIGN before accessing the rhs code.
26644 2009-04-03 Jason Merrill <jason@redhat.com>
26646 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26648 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26650 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26651 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26652 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26653 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26654 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26655 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26656 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26657 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26658 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26659 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26660 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26661 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26662 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26663 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26664 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26665 Use fr_reg_or_fp01_operand instead of fr_register_operand
26667 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26668 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26669 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26671 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26673 PR rtl-optimization/39607
26674 PR rtl-optimization/39631
26678 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26679 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26680 instead of DF_LR_OUT.
26681 * ira-lives.c (process_bb_node_lives): Ditto.
26682 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26683 instead of DF_LR_{OUT,IN}.
26684 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26685 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26687 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26689 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26690 (execute_lower_omp): Always run but take the short way out if -fopenmp
26692 (gate_lower_omp): Remove, forcing the pass manager to always run the
26693 pass and always set PROP_gimple_lomp.
26694 (pass_lower_omp): Remove gate function.
26695 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26696 PROP_trees. Instead, require it.
26697 * ipa-cp.c (pass_ipa_cp): Likewise.
26698 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26699 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26700 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26701 and PROP_gimple_leh.
26703 2009-04-03 Richard Guenther <rguenther@suse.de>
26705 PR middle-end/13146
26706 PR tree-optimization/23940
26707 PR tree-optimization/33237
26708 PR middle-end/33974
26709 PR middle-end/34093
26710 PR tree-optimization/36201
26711 PR tree-optimization/36230
26712 PR tree-optimization/38049
26713 PR tree-optimization/38207
26714 PR tree-optimization/38230
26715 PR tree-optimization/38301
26716 PR tree-optimization/38585
26717 PR middle-end/38895
26718 PR tree-optimization/38985
26719 PR tree-optimization/39299
26720 * tree-ssa-structalias.h: Remove.
26721 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26722 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26723 (struct vuse_element_d): Remove.
26724 (struct vuse_vec_d): Likewise.
26725 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26726 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26727 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26728 VUSE_ELEMENT_VAR): Likewise.
26729 (struct voptype_d): Likewise.
26730 (NUM_VOP_FREE_BUCKETS): Likewise.
26731 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26732 (struct stmt_operands_d): Remove.
26733 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26734 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26735 VDEF_NUM, VDEF_VECT): Likewise.
26736 (copy_virtual_operands): Remove.
26737 (operand_build_cmp): Likewise.
26738 (create_ssa_artificial_load_stmt): Likewise.
26739 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26740 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26741 vuse_index and mayuse_index members. Pack and move done and iter_type
26742 members to the front.
26743 (SSA_OP_VMAYUSE): Remove.
26744 (SSA_OP_VIRTUAL_USES): Adjust.
26745 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26746 (unlink_stmt_vdef): Declare.
26747 (add_to_addressable_set): Remove.
26748 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26749 (vrp_visit_stmt): Likewise.
26750 * doc/tree-ssa.texi (Alias analysis): Update.
26751 * doc/invoke.texi (max-aliased-vops): Remove docs.
26752 (avg-aliased-vops): Likewise.
26753 * tree-into-ssa.c (syms_to_rename): Remove.
26754 (need_to_update_vops_p): Likewise.
26755 (need_to_initialize_update_ssa_p): Rename to ...
26756 (update_ssa_initialized_fn): ... this. Track function we are
26758 (symbol_marked_for_renaming): Simplify.
26759 (add_new_name_mapping): Do not set need_to_update_vops_p.
26760 (dump_currdefs): Use SYMS_TO_RENAME.
26761 (rewrite_update_stmt): Always walk all uses/defs.
26762 (dump_update_ssa): Adjust.
26763 (init_update_ssa): Take function argument. Track what we are
26765 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26766 (create_new_def_for): Initialize for cfun, assert we are initialized
26768 (mark_sym_for_renaming): Simplify.
26769 (mark_set_for_renaming): Do not initialize update-ssa.
26770 (need_ssa_update_p): Simplify. Take function argument.
26771 (name_mappings_registered_p): Assert we ask for the correct function.
26772 (name_registered_for_update_p): Likewise.
26773 (ssa_names_to_replace): Likewise.
26774 (release_ssa_name_after_update_ssa): Likewise.
26775 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26776 (dump_decl_set): Do not print a newline.
26777 (debug_decl_set): Do it here.
26778 (dump_update_ssa): And here.
26779 * tree-ssa-loop-im.c (move_computations): Adjust.
26780 (movement_possibility): Likewise.
26781 (determine_max_movement): Likewise.
26782 (gather_mem_refs_stmt): Likewise.
26783 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26784 or NAME_MEMORY_TAG.
26785 * tree-complex.c (update_all_vops): Remove.
26786 (expand_complex_move): Adjust.
26787 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26788 Simplify test for memory referencing statement. Exclude
26789 non-invariant ADDR_EXPRs.
26790 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26791 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26792 (rdg_flag_uses): Likewise.
26793 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26795 (tree_optimize_tail_calls_1): Also split the
26796 edge from the entry block if we have degenerate PHI nodes in
26797 the first basic block.
26798 * tree.c (init_ttree): Remove memory-tag related code.
26799 (tree_code_size): Likewise.
26800 (tree_node_structure): Likewise.
26801 (build7_stat): Re-write to be build6_stat.
26802 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26803 (SSA_VAR_P): Adjust.
26804 (struct tree_memory_tag): Remove.
26805 (struct tree_memory_partition_tag): Likewise.
26806 (union tree_node): Adjust.
26807 (build7): Re-write to be build6.
26808 * tree-pass.h (pass_reset_cc_flags): Remove.
26809 (TODO_update_address_taken): New flag.
26810 (pass_simple_dse): Remove.
26811 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26812 * params.h (MAX_ALIASED_VOPS): Remove.
26813 (AVG_ALIASED_VOPS): Likewise.
26814 * omp-low.c (expand_omp_taskreg): Update SSA form.
26815 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26816 aliases the lhs in a copy stmt.
26817 * tree-ssa-dse.c (struct address_walk_data): Remove.
26818 (memory_ssa_name_same): Likewise.
26819 (memory_address_same): Likewise.
26820 (get_kill_of_stmt_lhs): Likewise.
26821 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26822 unused stores. Look through PHI nodes into post-dominated regions.
26823 (dse_optimize_stmt): Simplify. Properly remove stores.
26824 (tree_ssa_dse): Compute dominators.
26825 (execute_simple_dse): Remove.
26826 (pass_simple_dse): Likewise.
26827 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26828 gimple_loaded_syms and gimple_stored_syms computation.
26829 * toplev.c (dump_memory_report): Dump alias and pta stats.
26830 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26831 (vn_reference_eq): Likewise.
26832 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26833 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26834 valueize_vuses): Remove.
26835 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26836 (get_def_ref_stmt_vuse): ... this.
26837 (vn_reference_lookup_2): New function.
26838 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26839 walking equivalent vuses. Simplify.
26840 (vn_reference_lookup): Likewise.
26841 (vn_reference_insert): Likewise.
26842 (vn_reference_insert_pieces): Likewise.
26843 (visit_reference_op_call): Simplify.
26844 (visit_reference_op_load): Likewise.
26845 (visit_reference_op_store): Likewise.
26846 (init_scc_vn): Remove shared_lookup_vuses initialization.
26847 (free_scc_vn): Remove shared_lookup_vuses freeing.
26848 (sort_vuses, sort_vuses_heap): Remove.
26849 (get_ref_from_reference_ops): Export.
26850 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26851 vector with single vuse pointer.
26852 (vn_reference_lookup_pieces, vn_reference_lookup,
26853 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26854 (shared_vuses_from_stmt): Remove.
26855 (get_ref_from_reference_ops): Declare.
26856 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26857 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26858 memory-tag related code.
26859 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26860 (likely_value): Add comment, skip static-chain of call statements.
26861 (surely_varying_stmt_p): Adjust.
26862 (gimplify_and_update_call_from_tree): Likewise.
26863 (execute_fold_all_builtins): Do not rebuild alias info.
26864 (gimplify_and_update_call_from_tree): Properly update VOPs.
26865 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26866 (copy_ref_info): Remove memory-tag related code.
26867 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26868 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26869 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26871 * tree-ssa-dom.c (gimple_p): Remove typedef.
26872 (eliminate_redundant_computations): Adjust.
26873 (record_equivalences_from_stmt): Likewise.
26874 (avail_expr_hash): Likewise.
26875 (avail_expr_eq): Likewise.
26876 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26877 (stmt_makes_single_load): Likewise.
26878 (stmt_makes_single_store): Likewise.
26879 * tree-ssa-alias.c: Rewrite completely.
26880 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26881 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26882 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26883 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26884 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26885 Remove public functions.
26886 (pass_reset_cc_flags): Remove.
26887 (pass_build_alias): Move ...
26888 * tree-ssa-structalias.c (pass_build_alias): ... here.
26889 * tree-ssa-alias.c (may_be_aliased): Move ...
26890 * tree-flow-inline.h (may_be_aliased): ... here.
26891 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26892 count_uses_and_derefs): Move ...
26893 * gimple.c: ... here.
26894 * gimple.h (count_uses_and_derefs): Declare.
26895 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26896 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26897 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26898 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26899 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26900 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26901 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26903 * tree-dfa.c (refs_may_alias_p): Move ...
26904 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26905 * tree-ssa-alias.h: New file.
26906 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26907 (statement_sink_location): Likewise.
26908 * opts.c (decode_options): Do not adjust max-aliased-vops or
26909 avg-aliased-vops values.
26910 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26911 (TV_CALL_CLOBBER): Likewise.
26912 (TV_FLOW_SENSITIVE): Likewise.
26913 (TV_FLOW_INSENSITIVE): Likewise.
26914 (TV_MEMORY_PARTITIONING): Likewise.
26915 (TV_ALIAS_STMT_WALK): New timevar.
26916 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26917 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26918 (get_address_description): Remove memory-tag related code.
26919 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26920 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26921 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26922 and immediate uses in statements. Document.
26923 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26924 (dump_symbols): Remove.
26925 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26926 * alias.c (get_deref_alias_set): New function split out from ...
26927 (get_alias_set): ... here.
26928 * alias.h (get_deref_alias_set): Declare.
26929 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26930 type parameter. Remove restrict pointer handling. Create a
26931 ref-all pointer in case type-based alias sets do not conflict.
26932 (vect_analyze_data_refs): Remove SMT related code.
26933 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26934 (vectorizable_load): Likewise.
26935 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26936 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26937 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26938 Ignore vops and SMTs.
26939 (dr_analyze_alias): Likewise..
26940 (free_data_ref): Likewise.
26941 (create_data_ref): Likewise.
26942 (analyze_all_data_dependences): Likewise.
26943 (get_references_in_stmt): Adjust.
26944 * tree-flow-inline.h (gimple_aliases_computed_p,
26945 gimple_addressable_vars, gimple_call_clobbered_vars,
26946 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26947 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26948 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26949 gimple_mem_ref_stats): Remove.
26950 (gimple_vop): New function.
26951 (op_iter_next_use): Remove vuses and mayuses cases.
26952 (op_iter_next_def): Remove vdefs case.
26953 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26954 (clear_and_done_ssa_iter): Do not set removed fields.
26955 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26956 Assert we are not iterating over vuses or vdefs if not also
26957 iterating over uses or defs.
26958 (op_iter_init_use): Likewise.
26959 (op_iter_init_def): Likewise.
26960 (op_iter_next_vdef): Remove.
26961 (op_iter_next_mustdef): Likewise.
26962 (op_iter_init_vdef): Likewise.
26963 (compare_ssa_operands_equal): Likewise.
26964 (link_use_stmts_after): Handle vuse operand.
26965 (is_call_used): Use is_call_clobbered.
26966 (is_call_clobbered): Global variables are always call clobbered,
26967 query the call-clobbers bitmap.
26968 (mark_call_clobbered): Ignore global variables.
26969 (clear_call_clobbered): Likewise.
26970 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26971 virtual operands sanity check.
26972 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26974 (TARGET_MEM_REF): Remove TMR_TAG operand.
26975 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26976 Remove call-clobber related code.
26977 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26978 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26979 partitions or escape reason.
26980 (get_single_def_stmt, get_single_def_stmt_from_phi,
26981 get_single_def_stmt_with_phi): Remove.
26982 (dump_referenced_vars): Tidy.
26983 (get_ref_base_and_extent): Allow bare decls.
26984 (collect_dfa_stats): Adjust.
26985 * graphite.c (rename_variables_in_stmt): Adjust.
26986 (graphite_copy_stmts_from_block): Likewise.
26987 (translate_clast): Likewise.
26988 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26990 (translate_vuse_through_block): Use the oracle.
26991 (phi_translate_1): Adjust.
26992 (value_dies_in_block_x): Use the oracle. Cache the outcome
26994 (valid_in_sets): Check if the VUSE for
26995 a REFERENCE is available.
26996 (eliminate): Do not remove stmts during elimination,
26997 instead queue and remove them afterwards.
26998 (do_pre): Do not rebuild alias info.
26999 (pass_pre): Run TODO_rebuild_alias before PRE.
27000 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
27001 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
27002 (mark_all_v_defs_stmt): Remove.
27003 (mark_all_v_defs_seq): Adjust.
27004 (sra_replace): Likewise.
27005 (scalarize_use): Likewise.
27006 (scalarize_copy): Likewise.
27007 (scalarize_init): Likewise.
27008 (scalarize_ldst): Likewise.
27009 (todoflags): Remove.
27010 (tree_sra): Do not rebuild alias info.
27011 (tree_sra_early): Adjust.
27012 (pass_sra): Run TODO_update_address_taken before SRA.
27013 * tree-predcom.c (set_alias_info): Remove.
27014 (prepare_initializers_chain): Do not call it.
27015 (mark_virtual_ops_for_renaming): Adjust.
27016 (mark_virtual_ops_for_renaming_list): Remove.
27017 (initialize_root_vars): Adjust.
27018 (initialize_root_vars_lm): Likewise.
27019 (prepare_initializers_chain): Likewise.
27020 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
27021 (may_propagate_copy_into_stmt): Likewise.
27022 (merge_alias_info): Do nothing for now.
27023 (propagate_tree_value_into_stmt): Adjust.
27024 (stmt_may_generate_copy): Likewise.
27025 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
27026 not mark symbols for renaming.
27027 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
27028 with the same statement, make sure to update the new pointed-to one.
27029 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
27030 call statements, do not mark symbols for renaming.
27031 (mark_operand_necessary): Dump something.
27032 (ref_may_be_aliased): New function.
27033 (mark_aliased_reaching_defs_necessary_1): New helper function.
27034 (mark_aliased_reaching_defs_necessary): Likewise.
27035 (mark_all_reaching_defs_necessary_1): Likewise.
27036 (mark_all_reaching_defs_necessary): Likewise.
27037 (propagate_necessity): Do not process virtual PHIs. For
27038 non-aliased loads mark all reaching definitions as necessary.
27039 For aliased loads and stores mark the immediate dominating
27040 aliased clobbers as necessary.
27041 (visited): New global static.
27042 (perform_tree_ssa_dce): Free visited bitmap after propagating
27044 (remove_dead_phis): Perform simple dead virtual PHI removal.
27045 (remove_dead_stmt): Properly unlink virtual operands when
27047 (eliminate_unnecessary_stmts): Schedule PHI removal after
27049 * tree-ssa-ter.c (is_replaceable_p): Adjust.
27050 (process_replaceable): Likewise.
27051 (find_replaceable_in_bb): Likewise.
27052 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
27053 based on the single gimple vop.
27054 (verify_flow_insensitive_alias_info): Remove.
27055 (verify_flow_sensitive_alias_info): Likewise.
27056 (verify_call_clobbering): Likewise.
27057 (verify_memory_partitions): Likewise.
27058 (verify_alias_info): Likewise.
27059 (verify_ssa): Adjust..
27060 (execute_update_addresses_taken): Export. Update SSA
27061 manually. Optimize only when optimizing. Use a local bitmap.
27062 (pass_update_address_taken): Remove TODO_update_ssa, add
27064 (pass_update_address_taken): Just use TODO_update_address_taken.
27065 (init_tree_ssa): Do not initialize addressable_vars.
27066 (verify_ssa): Verify new VUSE / VDEF properties.
27067 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
27068 Do not call verify_alias_info.
27069 (delete_tree_ssa): Clear the VUSE, VDEF operands.
27070 Do not free the loaded and stored syms bitmaps. Reset the escaped
27071 and callused solutions. Do not free addressable_vars.
27072 Remove memory-tag related code.
27073 (warn_uninitialized_var): Aliases are always available.
27074 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
27075 * lambda-code.c (can_put_in_inner_loop): Adjust.
27076 (can_put_after_inner_loop): Likewise.
27077 (perfect_nestify): Likewise.
27078 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
27079 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
27080 (vectorizable_conversion): Do not mark symbols for renaming.
27081 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
27082 (expand_call_inline): Unlink the calls virtual operands before
27084 (tree_function_versioning): Do not call update_ssa if we are not
27085 updating clones. Simplify.
27086 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
27087 (propagate_with_phi): Likewise..
27088 * tree-outof-ssa.c (create_temp): Remove memory tag and call
27089 clobber code. Assert we are not aliased or global.
27090 * tree-flow.h: Include tree-ssa-alias.h
27091 (enum escape_type): Remove.
27092 (struct mem_sym_stats_d): Likewise.
27093 (struct mem_ref_stats_d): Likewise.
27094 (struct gimple_df): Add vop member. Remove global_var,
27095 call_clobbered_vars, call_used_vars, addressable_vars,
27096 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
27097 escaped and callused members.
27098 (struct ptr_info_def): Remove all members, add points-to solution
27100 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
27101 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
27102 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
27103 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
27104 (tree-ssa-alias.o): Likewise.
27105 (toplev.o): Add tree-ssa-alias.h
27106 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
27107 * gimple.c (gimple_set_bb): Fix off-by-one error.
27108 (is_gimple_reg): Do not handle memory tags.
27109 (gimple_copy): Also copy virtual operands.
27110 Delay updating the statement. Do not reset loaded and stored syms.
27111 (gimple_set_stored_syms): Remove.
27112 (gimple_set_loaded_syms): Likewise.
27113 (gimple_call_copy_skip_args): Copy the virtual operands
27114 and mark the new statement modified.
27115 * tree-ssa-structalias.c (may_alias_p): Remove.
27116 (set_uids_in_ptset): Take the alias set to prune with as
27117 parameter. Fold in the alias test of may_alias_p.
27118 (compute_points_to_sets): Compute whether a ptr is dereferenced
27119 in a local sbitmap.
27120 (process_constraint): Deal with &ANYTHING on the lhs, reject all
27121 other ADDRESSOF constraints on the lhs.
27122 (get_constraint_for_component_ref): Assert that we don't get
27123 ADDRESSOF constraints from the base of the reference.
27124 Properly generate UNKNOWN_OFFSET for DEREF if needed.
27125 (struct variable_info): Remove collapsed_to member.
27126 (get_varinfo_fc): Remove.
27127 (new_var_info): Do not set collapsed_to.
27128 (dump_constraint): Do not follow cycles.
27129 (dump_constraint_graph): Likewise.
27130 (build_pred_graph): Likewise.
27131 (build_succ_graph): Likewise.
27132 (rewrite_constraints): Likewise.
27133 (do_simple_structure_copy): Remove.
27134 (do_rhs_deref_structure_copy): Remove.
27135 (do_lhs_deref_structure_copy): Remove.
27136 (collapse_rest_of_var): Remove.
27137 (do_structure_copy): Re-implement.
27138 (pta_stats): New global variable.
27139 (dump_pta_stats): New function.
27140 (struct constraint_expr): Make offset signed.
27141 (UNKNOWN_OFFSET): Define special value.
27142 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
27143 (solution_set_expand): New helper function split out from ...
27144 (do_sd_constraint): ... here.
27145 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
27146 (do_ds_constraint): Likewise.
27147 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
27148 and CALLUSED = *CALLUSED.
27149 (set_union_with_increment): Make inc argument signed.
27150 (type_safe): Remove.
27151 (get_constraint_for_ptr_offset): Handle unknown and negative
27153 (first_vi_for_offset): Handle offsets before start. Bail
27154 out early for offsets beyond the variable extent.
27155 (first_or_preceding_vi_for_offset): New function.
27156 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
27157 Together with ESCAPED = *ESCAPED this properly computes reachability.
27158 (find_what_var_points_to): New function.
27159 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
27160 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
27161 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
27162 pt_solutions_intersect): New functions.
27163 (compute_call_used_vars): Remove.
27164 (compute_may_aliases): New main entry into PTA computation.
27165 * gimple.h (gimple_p): New typedef.
27166 (struct gimple_statement_base): Remove references_memory_p.
27167 (struct gimple_statement_with_memory_ops_base): Remove
27168 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
27170 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
27171 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
27172 gimple_set_references_memory): Remove.
27173 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
27174 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
27176 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
27177 (verify_expr): Allow RESULT_DECL.
27178 (gimple_duplicate_bb): Do not copy virtual operands.
27179 (gimple_duplicate_sese_region): Adjust.
27180 (gimple_duplicate_sese_tail): Likewise.
27181 (mark_virtual_ops_in_region): Remove.
27182 (move_sese_region_to_fn): Do not call it.
27183 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
27184 and pass_simple_dse.
27185 (execute_function_todo): Handle TODO_update_address_taken,
27186 call execute_update_addresses_taken for TODO_rebuild_alias.
27187 (execute_todo): Adjust.
27188 (execute_one_pass): Init dump files early.
27189 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
27191 (create_general_new_stmt): Clear vops.
27192 * tree-ssa-reassoc.c (get_rank): Adjust.
27193 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
27194 symbols for renaming.
27195 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
27196 (PARAM_AVG_ALIASED_VOPS): Likewise.
27197 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
27198 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
27199 * tree-ssa-operands.c: Simplify for new virtual operand representation.
27200 (operand_build_cmp, copy_virtual_operands,
27201 create_ssa_artificial_load_stmt, add_to_addressable_set,
27202 gimple_add_to_addresses_taken): Remove public functions.
27203 (unlink_stmt_vdef): New function.
27205 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27207 * config.gcc (powerpc-*-linux*): Merge variants.
27209 2009-04-02 Chao-ying Fu <fu@mips.com>
27210 James Grosbach <james.grosbach@microchip.com>
27212 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
27213 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
27215 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
27216 keep_interrupts_masked_p, use_debug_exception_return_p.
27217 (mips_attribute_table): Add interrupt, use_shadow_register_set,
27218 keep_interrupts_masked, use_debug_exception_return.
27219 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
27220 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
27222 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
27223 (mips_print_operand): Process COP0 registers to print $0 .. $31
27224 correctly for GAS to process.
27225 (mips_interrupt_extra_call_saved_reg_p): New function.
27226 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
27228 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
27229 (mips_compute_frame_info): Add supports for interrupt context that
27230 includes doubleword accumulators and COP0 registers.
27231 (mips_for_each_saved_acc): New function.
27232 (mips_for_each_saved_gpr_and_fpr): Change the function name from
27233 mips_for_each_saved_reg.
27234 (mips_save_reg): Save accumulators.
27235 (mips_kernel_reg_p): A new for_each_rtx callback.
27236 (mips_expand_prologue): Support interrupt handlers.
27237 (mips_restore_reg): Restore accumulators.
27238 (mips_expand_epilogue): Support interrupt handlers.
27239 (mips_can_use_return_insn): Return false for interrupt handlers.
27240 (mips_epilogue_uses): New function.
27241 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
27242 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
27243 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
27244 cop0_move): New instructions.
27245 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
27246 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
27248 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
27250 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
27251 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
27252 interrupt handlers, we use K0 as the temporary register.
27253 (EPILOGUE_USES): Change to a function call.
27254 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
27255 handlers, we use K0 as the temporary register.
27257 * doc/extend.texi (Function Attributes): Document interrupt,
27258 use_shadow_register_set, keep_interrupts_masked,
27259 use_debug_exception_return for MIPS attributes.
27261 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27263 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27264 Remove a number of t-files from tmake_file.
27265 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27266 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27267 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27268 target_prototype, not TARGET_PROTOTYPE.
27269 (LINK_OS_GNU_SPEC): Define.
27270 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27271 and darwin-ldoubdle.c.
27273 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27276 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27277 (cpp_options): Ditto.
27278 (default_compilers): Ditto.
27279 (display_help): Ditto.
27280 (process_command): Ditto.
27281 (do_spec_1): Ditto.
27282 (set_input): Use lbasename instead of duplicate code.
27283 (save_temps_prefix): New static for -save-temps=obj.
27284 (save_temps_length): Ditto.
27286 * doc/invoke.texi (-save-temps=obj): Document new variant to
27287 -save-temps switch.
27289 2009-04-02 Jeff Law <law@redhat.com>
27291 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27294 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27296 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27297 * configure: Regenerated.
27299 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27301 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27302 share the argument list.
27304 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27308 2009-02-12 Diego Novillo <dnovillo@google.com>
27310 * varpool.c (debug_varpool): New.
27311 * cgraph.h (debug_varpool): Declare.
27313 2009-04-02 Jan Hubicka <jh@suse.cz>
27315 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27318 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27320 * config/i386/i386.c (ix86_abi): Move initialization to ...
27321 (override_options): Here.
27323 2009-04-02 Christian Bruel <christian.bruel@st.com>
27325 * config/sh/sh.c (sh_dwarf_register_span): New function.
27326 (TARGET_DWARF_REGISTER_SPAN): Define.
27327 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27329 2009-04-02 Ira Rosen <irar@il.ibm.com>
27331 PR tree-optimization/39595
27332 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27333 interleaved loads group is not greater than the SLP group size.
27335 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27337 * builtins.c (is_builtin_name): New.
27338 (called_as_built_in): Use is_builtin_name.
27339 * tree.h (is_builtin_name): New.
27340 * varasm.c (incorporeal_function_p): Use is_builtin_name
27342 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27344 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27346 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27349 * c-decl.c (clone_underlying_type): Move this ...
27350 * c-common.c (set_underlying_type): ... here.
27351 Also, make sure the function properly sets TYPE_STUB_DECL() on
27352 the newly created typedef variant type.
27353 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27354 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27357 2009-04-02 Richard Guenther <rguenther@suse.de>
27359 PR tree-optimization/37221
27360 * tree-flow.h (degenerate_phi_result): Declare.
27361 * tree-ssa-dom.c (degenerate_phi_result): Export.
27362 * tree-scalar-evolution.c (analyze_initial_condition): If
27363 the initial condition is defined by a degenerate PHI node
27364 use the degenerate value.
27366 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27368 PR rtl-optimization/39588
27369 * combine.c (merge_outer_ops): Do not set the constant when this
27371 (simplify_shift_const_1): Do not modify it either in this case.
27373 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27375 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27376 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27378 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27381 * c-lex.c (interpret_float): Default (no suffix) is double.
27383 2009-04-1 Xinliang David Li <davidxl@google.com>
27385 * config/i386/i386.c (legitimate_constant_p): Recognize
27386 all one vector constant.
27388 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27390 * config/vax/vax.c: Add #includes to silence warnings.
27391 Change #include order to silence two warnings.
27393 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27395 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27396 (ASM_SPEC): Pass -k to the assembler for PIC code.
27398 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27400 * config.gcc: Add vax-*-linux* to the switch.
27401 * config/vax/linux.h: New file. (TARGET_VERSION,
27402 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27404 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27406 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27407 Use predicate macros instead of GET_CODE() == foo.
27408 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27409 ashlsi3, rotrsi3, <unnamed>): Likewise.
27411 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27413 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27414 jbbccihi, jbbccisi): Remova trailing whitespace.
27415 * config/vax/constraints.md: Likewise.
27416 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27417 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27418 * config/vax/predicates.md: Likewise.
27419 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27420 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27421 * config/vax/vax.h: Likewise.
27422 * config/vax/vax.md (nonlocal_goto): Likewise.
27424 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27426 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27427 (indirectable_address_p, adjacent_operands_p): Add spaces around
27429 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27431 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27433 * config/vax/vax.c (legitimate_constant_address_p,
27434 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27435 index_term_p, reg_plus_index_p, legitimate_address_p,
27436 vax_mode_dependent_address_p): Update comments to match functions
27437 modified by the recent int->bool conversion.
27439 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27441 * config/vax/builtins.md: Update copyright message.
27442 * config/vax/constraints.md: Likewise.
27443 * config/vax/netbsd-elf.h: Likewise.
27444 * config/vax/predicates.md: Likewise.
27445 * config/vax/vax-protos.h: Likewise.
27446 * config/vax/vax.c: Likewise.
27447 * config/vax/vax.h: Likewise.
27448 * config/vax/vax.md: Likewise.
27449 * config/vax/vax.opt: Likewise.
27451 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27453 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27454 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27455 * config/vax/constraints.md (B, R): Likewise.
27456 * config/vax/predicates.md (external_memory_operand,
27457 nonimmediate_addsub_di_operand): Likewise.
27458 * config/vax/vax.c (vax_output_int_add): Likewise.
27459 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27460 untyped_call): Likewise.
27462 2009-04-01 Matt Thomas <matt@3am-software.com>
27464 * config/vax/predicates.md: New file.
27465 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27466 external_const_operand, nonsymbolic_operand, external_memory_operand,
27467 indirect_memory_operand, indexed_memory_operand,
27468 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27469 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27471 * config/vax/constraints.md: New file.
27472 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27474 * config/vax/builtins.md: New file.
27475 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27476 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27478 * config/vax/vax.opt (mqmath): Add option.
27479 * config/vax/vax.md (isfx): Extend with DI.
27480 (VAXintQH, VAXintQHSD): Define.
27481 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27482 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27483 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27484 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27485 (movdi): Update constraints and use vax_output_int_move().
27486 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27487 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27488 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27489 nonlocal_goto): New.
27490 (mov<mode>): Extend accepted operand types.
27491 (subdi3_old): Rename from subdi3, change update constraints and use
27492 a new implementation.
27493 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27494 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27495 MOVE_RATIO, CLEAR_RATIO): Define.
27496 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27497 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27498 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27499 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27500 (split_quadword_operands): Make static and really allow variable
27502 (print_operand_address): Update for PIC generation.
27503 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27504 indexable_address_p, fixup_mathdi_operand,
27505 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27506 (vax_float_literal, legitimate_constant_p,
27507 indirectable_constant_address_p, index_term_p,
27508 reg_plus_index_p): Return bool instead of int.
27509 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27511 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27513 (vax_output_conditional_branch): Indent.
27514 (legitimate_constant_address_p, indirectable_constant_address_p,
27515 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27516 vax_mode_dependent_address_p): Return bool instead of int, update for
27518 * config/vax/vax-protos.h (legitimate_constant_address_p,
27519 legitimate_constant_p, legitimate_address_p,
27520 vax_mode_dependent_address_p): Change declaration to bool.
27521 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27522 vax_expand_addsub_di_operands, vax_output_int_subtract,
27523 vax_output_movmemsi): Declare.
27524 (split_quadword_operands, vax_float_literal): Delete declaration.
27525 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27526 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27527 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27528 ASM_OUTPUT_DWARF_PCREL): Define.
27529 (ASM_SPEC): Change definition to allow PIC generation.
27531 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27533 * doc/sourcebuild.texi: Update front-end requirements.
27535 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27538 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27539 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27540 (booldi3_internal3): Use boolean_or_operator instead of
27543 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27546 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27547 declarator whose size is not an integer constant expression but
27548 folds to an integer constant, then treat it as a constant
27551 2009-04-01 Richard Guenther <rguenther@suse.de>
27553 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27554 i * 4 + 2 to (i * 2 + 1) * 2.
27556 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27559 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27560 return if c_parser_asm_string_literal returned NULL.
27562 2009-04-01 Nick Clifton <nickc@redhat.com>
27564 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27566 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27567 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27568 other typedefs to avoid conflicts with libgcc2.c. Define labels
27569 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27571 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27572 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27575 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27577 * varasm.c (default_function_rodata_section): Declare DOT as
27580 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27581 Andrey Galkin <agalkin@hypercom.com>
27584 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27585 Make object_name unique for each process.
27587 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27590 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27591 addressable variables in the parallel that could go out of scope while
27592 running queued tasks.
27594 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27596 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27597 (CASE_VALUES_THRESHOLD): Redefine.
27598 * config/avr/avr.c (avr_override_options): Remove initialization of
27599 avr_case_values_threshold variable.
27600 (avr_case_values_threshold): Remove variable. Add new function.
27601 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27602 * config/avr/avr.opt (mno-tablejump): Remove option.
27603 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27605 2009-04-01 DJ Delorie <dj@redhat.com>
27607 * varasm.c (default_function_rodata_section): Don't assume
27608 anything about where the first '.' in the section name is.
27610 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27612 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27613 rs6000_emit_stack_tie.
27615 2009-03-31 Ian Lance Taylor <iant@google.com>
27617 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27618 gimple_code with GIMPLE_RESX, not RESX.
27620 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27622 * c-common.c (c_get_ident): New.
27623 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27625 2009-04-01 Ben Elliston <bje@au.ibm.com>
27627 * config/rs6000/sysv4.opt (msdata): Improve option description.
27629 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27631 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27632 (divdf3_internal_lat): Remove.
27633 (divxf3_internal_lat): Remove.
27634 (divxf3_internal_thr): Remove.
27635 (divxf): Use divxf3_internal.
27636 * config/ia64/div.md (divsf3_internal_lat): New.
27637 (divdf3_internal_lat): New.
27638 (divxf3_internal): New.
27640 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27643 * Makefile.in (USE_GCC_STDINT): Define.
27644 (stmp-int-hdrs): Install stdint.h if applicable.
27645 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27647 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27648 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27649 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27650 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27651 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27652 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27653 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27654 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27655 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27656 (c_common_nodes_and_builtins): Initialize
27657 underlying_wchar_type_node. Do not initialize
27658 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27659 nodes for new types.
27660 (c_stddef_cpp_builtins): Define macros for new types.
27661 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27663 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27664 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27665 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27666 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27667 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27668 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27669 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27670 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27671 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27672 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27673 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27674 int16_type_node, int32_type_node, int64_type_node,
27675 uint8_type_node, uint16_type_node, c_uint32_type_node,
27676 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27677 int_least32_type_node, int_least64_type_node,
27678 uint_least8_type_node, uint_least16_type_node,
27679 uint_least32_type_node, uint_least64_type_node,
27680 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27681 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27682 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27683 uintptr_type_node): Define.
27684 * c-cppbuiltin.c (builtin_define_constants,
27685 builtin_define_type_minmax): New.
27686 (builtin_define_stdint_macros): Define more macros.
27687 (c_cpp_builtins): Define more limit macros.
27688 (type_suffix): New.
27689 (builtin_define_type_max): Define in terms of
27690 builtin_define_type_minmax. Remove is_long parameter. All
27692 * config.gcc (use_gcc_stdint): Define.
27693 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27694 Add newlib-stdint.h for generic targets.
27695 * config/glibc-stdint.h, config/newlib-stdint.h,
27696 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27697 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27698 * config/score/score.h (UINTPTR_TYPE): Define.
27699 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27700 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27701 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27702 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27703 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27704 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27705 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27706 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27707 * config/spu/spu.h (STDINT_LONG32): Define.
27708 * configure.ac (use_gcc_stdint): Substitute.
27709 * configure: Regenerate.
27710 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27711 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27712 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27713 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27714 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27715 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27716 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27717 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27718 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27719 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27720 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27721 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27722 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27723 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27724 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27725 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27726 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27727 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27728 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27729 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27730 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27731 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27732 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27733 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27734 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27735 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27736 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27737 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27738 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27740 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27742 * loop-iv.c (suitable_set_for_replacement): Renamed from
27743 simplify_using_assignment; changed to return bool and to accept new
27744 args DEST and SRC. Return true iff we find a source/destination pair
27745 that can be used to make a replacement, and fill SRC and DEST if so.
27746 Remove arg ALTERED. Don't deal with altered regs here. All callers
27748 (simplify_using_initial_values): Deal with altered regs here and track
27749 more precisely the effect they have on the validity of our expression.
27751 * loop-iv.c (simplify_using_condition): A condition of the form
27752 (EQ REG CONST) can be used to simply make a substitution.
27753 (simplify_using_initial_values): Keep track of conditions we have seen
27754 and keep using them to simplify new expressions, while applying the
27755 same substitutions to them as to the expression.
27757 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27758 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27761 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27762 changed. Use this when trying to improve the upper bound.
27763 Generate the comparison by using simplify_gen_relational.
27765 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27767 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27769 (simplify_using_assignment, simplify_using_initial_values): Call
27770 replace_in_expr to make replacements. Call replace_single_def_regs
27771 once on the initial version of the expression.
27773 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27776 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27778 2009-03-31 Richard Guenther <rguenther@suse.de>
27780 PR middle-end/31029
27781 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27782 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27784 2009-03-31 Richard Guenther <rguenther@suse.de>
27786 * tree.h (div_if_zero_remainder): Declare.
27787 * fold-const.c (div_if_zero_remainder): Export.
27788 * tree-ssa-forwprop.c
27789 (forward_propagate_addr_into_variable_array_index): Handle
27790 constant array index addition outside of the variable index.
27792 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27795 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27796 define_splits, floatunssi<mode>2): Require x87 conversions from
27797 DImode to be permitted.
27799 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27801 PR preprocessor/15638
27802 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27804 2009-03-31 Richard Guenther <rguenther@suse.de>
27806 PR middle-end/23401
27807 PR middle-end/27810
27808 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27809 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27810 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27811 a separate statement.
27812 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27813 (lookup_tmp_var): Likewise.
27814 (is_gimple_formal_tmp_or_call_rhs): Remove.
27815 (is_gimple_reg_or_call_rhs): Rename to ...
27816 (is_gimple_reg_rhs_or_call): ... this.
27817 (is_gimple_mem_or_call_rhs): Rename to ...
27818 (is_gimple_mem_rhs_or_call): ... this.
27819 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27820 DECL_GIMPLE_REG_P only if is_formal is true.
27821 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27822 for non-proper post-modify expression gimplification.
27823 (gimplify_self_mod_expr): For post-modify expressions gimplify
27824 the lvalue to a minimal lvalue.
27825 (rhs_predicate_for): Remove formal temp case.
27826 (gimplify_modify_expr_rhs): Likewise.
27827 (gimplify_addr_expr): Use is_gimple_reg.
27828 (gimplify_expr): Remove formal temp cases.
27829 (gimple_regimplify_operands): Likewise.
27830 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27831 and FILTER_EXPR like constants.
27832 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27834 (is_gimple_formal_tmp_rhs): Remove.
27835 (is_gimple_reg_rhs): Remove special casing.
27836 (is_gimple_mem_rhs): Fix.
27837 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27838 (is_gimple_formal_tmp_var): Remove.
27839 (is_gimple_formal_tmp_reg): Likewise.
27840 (is_gimple_min_lval): Allow invariant component ref parts.
27841 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27842 is_gimple_formal_tmp_reg): Remove declarations.
27843 * tree-cfg.c (verify_expr): Verify that variables with address
27844 taken do not have DECL_GIMPLE_REG_P set.
27845 * tree-mudflap.c (mf_build_check_statement_for): Use
27846 force_gimple_operand instead of gimplify_expr.
27848 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27850 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27851 schedulable rows to compute_split_row.
27853 2009-03-31 Ben Elliston <bje@au.ibm.com>
27856 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27859 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27861 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27862 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27863 * configure: Regenerate.
27864 * config.in: Regenerate.
27865 * config/rs6000/rs6000.opt (mtls-markers): Add.
27866 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27867 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27868 (tls_ld_aix, tls_ld_sysv): Likewise.
27869 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27870 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27872 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27874 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27876 2009-03-30 Jan Hubicka <jh@suse.cz>
27878 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27880 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27881 detection and label handling.
27883 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27885 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27886 left_conflicts_size.
27887 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27888 ALLOCNO_LEFT_CONFLICTS_SIZE.
27890 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27891 remove_allocno_from_bucket_and_push,
27892 allocno_spill_priority_compare, push_allocnos_to_stack,
27893 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27894 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27895 (setup_allocno_left_conflicts_num): Ditto. Rename to
27896 setup_allocno_left_conflicts_size.
27897 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27898 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27899 setup_allocno_left_conflicts_size instead of
27900 setup_allocno_left_conflicts_num.
27902 * ira-build.c (ira_create_allocno): Use
27903 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27904 ALLOCNO_LEFT_CONFLICTS_NUM.
27906 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27908 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27909 instead of DF_LR_OUT.
27911 * ira-lives.c (process_bb_node_lives): Ditto.
27913 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27914 instead of DF_LR_{OUT,IN}.
27916 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27918 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27920 2009-03-30 Jan Hubicka <jh@suse.cz>
27922 * except.c (label_to_region_map): Fix thinko.
27924 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27926 PR middle-end/38237
27927 * tree.h (tree_find_value): New declaration.
27928 * tree.c (tree_find_value): New function.
27929 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27931 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27934 * c-decl.c (struct c_binding): Add locus field.
27935 (bind): Add locus argument, set locus field from it.
27936 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27937 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27938 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27939 implicitly_declare, undeclared_variable, lookup_label,
27940 declare_label, c_make_fname_decl, c_builtin_function,
27941 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27944 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27947 * config/i386/i386.c (classify_argument): Check total size of
27950 2009-03-30 Martin Jambor <mjambor@suse.cz>
27952 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27953 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27954 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27957 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27958 seen_variable_array_ref while also traversing a union.
27960 * tree-inline.c (optimize_inline_calls): Do not call
27961 cgraph_node_remove_callees.
27962 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27963 (pass_remove_cgraph_callee_edges): New variable.
27964 * passes.c (init_optimization_passes): Add
27965 pass_remove_cgraph_callee_edges after early inlining and before all
27966 late intraprocedural passes.
27968 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27970 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27972 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27973 Fix typos in names.
27975 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27977 * combine.c (simplify_comparison): Use have_insn_for.
27978 * dojump.c (do_jump): Likewise.
27980 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27982 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27983 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27984 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27985 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27986 instead of sparc_compare_emitted.
27987 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27988 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27989 instead of sparc_compare_emitted.
27991 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27993 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27994 enter/exit cfglayout mode.
27995 (pass_partition_block): Require it.
27996 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27997 (combine_instructions): Track basic blocks instead of labels.
27998 (update_cfg_for_uncondjump): New.
27999 (try_combine): Use it. Update jumps after rescanning.
28000 (pass_combine): Require PROP_cfglayout.
28001 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
28003 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28005 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
28006 Provide/destroy PROP_cfglayout respectively.
28007 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
28008 * tree-pass.h (PROP_cfglayout): New.
28010 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28012 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
28013 fold_convert_const_fixed_from_fixed,
28014 fold_convert_const_fixed_from_int,
28015 fold_convert_const_fixed_from_real, fold_negate_const): Do not
28016 set TREE_CONSTANT_OVERFLOW.
28017 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
28018 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
28020 2009-03-30 Ira Rosen <irar@il.ibm.com>
28022 * tree-vect-loop-manip.c: New file.
28023 * tree-vectorizer.c: Update documentation and included files.
28024 (vect_loop_location): Make extern.
28025 (rename_use_op): Move to tree-vect-loop-manip.c
28026 (rename_variables_in_bb, rename_variables_in_loop,
28027 slpeel_update_phis_for_duplicate_loop,
28028 slpeel_update_phi_nodes_for_guard1,
28029 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
28030 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
28031 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
28032 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
28033 find_loop_location): Likewise.
28034 (new_stmt_vec_info): Move to tree-vect-stmts.c.
28035 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
28036 get_vectype_for_scalar_type, vect_is_simple_use,
28037 supportable_widening_operation, supportable_narrowing_operation):
28039 (bb_in_loop_p): Move to tree-vect-loop.c.
28040 (new_loop_vec_info, destroy_loop_vec_info,
28041 reduction_code_for_scalar_code, report_vect_op,
28042 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
28043 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
28044 (vect_supportable_dr_alignment): Likewise.
28045 * tree-vectorizer.h (tree-data-ref.h): Include.
28046 (vect_loop_location): Declare.
28047 Reorganize function declarations according to the new file structure.
28048 * tree-vect-loop.c: New file.
28049 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
28050 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
28051 * tree-vect-data-refs.c: New file.
28052 * tree-vect-patterns.c (timevar.h): Don't include.
28053 * tree-vect-stmts.c: New file.
28054 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
28055 tree-vect-slp.c, tree-vect-loop.c.
28056 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
28057 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
28058 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
28059 (tree-vect-analyze.o): Remove.
28060 (tree-vect-transform.o): Likewise.
28061 (tree-vect-data-refs.o): Add rule.
28062 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
28063 tree-vect-slp.o): Likewise.
28064 (tree-vect-patterns.o): Remove redundant dependencies.
28065 (tree-vectorizer.o): Likewise.
28066 * tree-vect-slp.c: New file.
28068 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28070 * optc-gen.awk: Warn if an option flag has multiple different
28073 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
28075 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
28076 -floop-block): Document dependences on PPL, CLooG and Graphite.
28078 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28080 PR rtl-optimization/323
28081 * c-common.c (c_fully_fold, convert_and_check,
28082 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
28083 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
28084 * c-common.def (EXCESS_PRECISION_EXPR): New.
28085 * c-cppbuiltin.c (builtin_define_float_constants): Define
28086 constants with enough digits for long double.
28087 * c-lex.c (interpret_float): Interpret constant with excess
28088 precision where appropriate.
28089 * c-opts.c (c_common_post_options): Set
28090 flag_excess_precision_cmdline. Give an error for
28091 -fexcess-precision=standard for C++ for processors where the
28092 option is significant.
28093 * c-parser.c (c_parser_conditional_expression): Handle excess
28094 precision in condition.
28095 * c-typeck.c (convert_arguments): Handle arguments with excess
28097 (build_unary_op): Move excess precision outside operation.
28098 (build_conditional_expr): Likewise.
28099 (build_compound_expr): Likewise.
28100 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
28101 (build_modify_expr): Handle excess precision in RHS.
28102 (convert_for_assignment): Handle excess precision in converted
28104 (digest_init, output_init_element, process_init_element): Handle
28105 excess precision in initializer.
28106 (c_finish_return): Handle excess precision in return value.
28107 (build_binary_op): Handle excess precision in operands and add
28108 excess precision as needed for operation.
28109 * common.opt (-fexcess-precision=): New option.
28110 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
28111 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
28112 For standard excess precision, output explicit conversion to and
28113 truncation from XFmode.
28114 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
28115 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
28116 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
28117 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
28118 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
28119 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
28120 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
28121 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
28122 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
28123 define_splits, sqrt<mode>2): Disable where appropriate for
28124 standard excess precision.
28125 * convert.c (convert_to_real): Do not shorten arithmetic to type
28126 for which excess precision would be used.
28127 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
28128 * doc/invoke.texi (-fexcess-precision=): Document option.
28129 (-mfpmath=): Correct index entry.
28130 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
28131 flag_excess_precision): New.
28132 * langhooks.c (lhd_post_options): Set
28133 flag_excess_precision_cmdline.
28134 * opts.c (common_handle_option): Handle -fexcess-precision=.
28135 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
28136 init_excess_precision): New.
28137 (lang_dependent_init_target): Call init_excess_precision.
28138 * tree.c (excess_precision_type): New.
28139 * tree.h (excess_precision_type): Declare.
28141 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28144 * c-typeck.c (build_component_ref): Do not copy qualifiers from
28145 non-lvalue to component.
28147 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28149 PR preprocessor/34695
28150 * Makefile.in (c-opts.o): Depend on c-tree.h.
28151 * c-common.c: Move down include of diagnostic.h.
28152 (done_lexing, c_cpp_error): New.
28153 * c-common.h (done_lexing): Declare.
28154 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
28156 * c-opts.c: Include c-tree.h.
28157 (c_common_init_options): Set preprocessor error callback.
28158 (c_common_handle_option): Do not set preprocessor
28159 inhibit_warnings, warnings_are_errors, warn_system_headers,
28160 pedantic_errors or inhibit_warnings flags.
28161 (c_common_post_options): Do not check cpp_errors (parse_in).
28162 (c_common_finish): Do not output dependencies if there were
28163 errors. Do not check return value of cpp_finish.
28164 * c-ppoutput.c (pp_file_change): Set input_location.
28165 * c-tree.h (c_cpp_error): Declare.
28166 * diagnostic.c (diagnostic_set_info_translated): Also initialize
28168 (diagnostic_build_prefix): Check override_column.
28169 * diagnostic.h (diagnostic_info): Add override_column field.
28170 (diagnostic_override_column): Define.
28172 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
28174 * c-common.c (c_expand_expr, c_staticp): Remove.
28175 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
28176 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
28177 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
28178 * c-gimplify.c (gimplify_compound_literal_expr,
28179 optimize_compound_literals_in_ctor): Remove.
28180 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
28181 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
28182 * c-semantics.c (emit_local_var): Remove.
28184 * langhooks-def.h (lhd_expand_expr): Remove.
28185 * langhooks.c (lhd_expand_expr): Remove.
28186 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
28188 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
28189 handling from c-semantics.c; don't call into langhook.
28190 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
28191 * gimplify.c (gimplify_compound_literal_expr,
28192 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
28193 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
28194 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
28195 as was done in c-gimplify.c.
28196 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
28197 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
28198 Move from c-common.h.
28199 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
28201 * tree.c (staticp): Do not call langhook.
28202 * langhooks.c (lhd_staticp): Delete.
28203 * langhooks-def.h (lhd_staticp): Delete prototype.
28204 (LANG_HOOKS_STATICP): Delete.
28205 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
28207 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
28208 instead of DECL_STMTs.
28210 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28218 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
28220 (fold_call_expr): Return a NOP_EXPR from folding rather than the
28221 contained expression.
28222 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
28223 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
28224 conditional expressions for C.
28225 (decl_constant_value_for_optimization): Move from
28226 decl_constant_value_for_broken_optimization in c-typeck.c. Check
28227 whether optimizing and that the expression is a VAR_DECL not of
28228 array type instead of doing such checks in the caller. Do not
28229 check pedantic. Call gcc_unreachable for C++.
28230 * c-common.def (C_MAYBE_CONST_EXPR): New.
28231 * c-common.h (c_fully_fold, c_save_expr,
28232 decl_constant_value_for_optimization): New prototypes.
28233 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28234 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28235 EXPR_INT_CONST_OPERANDS): Define.
28236 * c-convert.c (convert): Strip nops from expression.
28237 * c-decl.c (groktypename): Take extra parameters expr and
28238 expr_const_operands. Update call to grokdeclarator.
28239 (start_decl): Update call to grokdeclarator. Add statement for
28240 expressions used in type of decl.
28241 (grokparm): Update call to grokdeclarator.
28242 (push_parm_decl): Update call to grokdeclarator.
28243 (build_compound_literal): Add parameter non_const and build a
28244 C_MAYBE_COSNT_EXPR if applicable.
28245 (grokdeclarator): Take extra parameters expr and
28246 expr_const_operands. Track expressions used in declaration
28247 specifiers and declarators. Fold array sizes and track whether
28248 they are constant expressions and whether they are integer
28249 constant expressions.
28250 (parser_xref_tag): Set expr and expr_const_operands fields in
28252 (grokfield): Update call to grokdeclarator.
28253 (start_function): Update call to grokdeclarator.
28254 (build_null_declspecs): Set expr and expr_const_operands fields in
28256 (declspecs_add_type): Handle expressions in typeof specifiers.
28257 * c-parser.c (c_parser_declspecs): Set expr and
28258 expr_const_operands fields for declaration specifiers.
28259 (c_parser_enum_specifier): Likewise.
28260 (c_parser_struct_or_union_specifier): Likewise.
28261 (c_parser_typeof_specifier): Likewise. Update call to
28262 groktypename. Fold expression as needed. Return expressions with
28263 type instead of adding statements.
28264 (c_parser_attributes): Update calls to c_parser_expr_list.
28265 (c_parser_statement_after_labels): Fold expression before passing
28266 to objc_build_throw_stmt.
28267 (c_parser_condition): Fold expression.
28268 (c_parser_asm_operands): Fold expression.
28269 (c_parser_conditional_expression): Use c_save_expr. Update call
28270 to build_conditional_expr.
28271 (c_parser_alignof_expression): Update call to groktypename.
28272 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28273 original_code. Fold expression argument of va_arg. Create
28274 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28275 argument to va_arg. Update calls to groktypename. Fold array
28276 index for offsetof. Verify that first argument to
28277 __builtin_choose_expr has integer type.
28278 (c_parser_postfix_expression_after_paren_type): Update calls to
28279 groktypename and build_compound_literal. Handle expressions with
28280 side effects in type name.
28281 (c_parser_postfix_expression_after_primary): Update call to
28282 c_parser_expr_list. Set original_code for calls to
28283 __builtin_constant_p.
28284 (c_parser_expr_list): Take extra parameter fold_p. Fold
28285 expressions if requested.
28286 (c_parser_objc_type_name): Update call to groktypename.
28287 (c_parser_objc_synchronized_statement): Fold expression.
28288 (c_parser_objc_receiver): Fold expression.
28289 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28290 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28291 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28292 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28293 (struct c_typespec): Add elements expr and expr_const_operands.
28294 (struct c_declspecs): Add elements expr and expr_const_operands.
28295 (groktypename, build_conditional_expr, build_compound_literal):
28297 (in_late_binary_op): Declare.
28298 * c-typeck.c (note_integer_operands): New function.
28299 (in_late_binary_op): New variable.
28300 (decl_constant_value_for_broken_optimization): Move to c-common.c
28301 and rename to decl_constant_value_for_optimization.
28302 (default_function_array_conversion): Do not strip nops.
28303 (default_conversion): Do not call
28304 decl_constant_value_for_broken_optimization.
28305 (build_array_ref): Do not fold result.
28306 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28307 result when operand is a VLA.
28308 (c_expr_sizeof_type): Update call to groktypename. Handle
28309 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28310 result when operand names a VLA type.
28311 (build_function_call): Update call to build_compound_literal.
28312 Only fold result for calls to __builtin_* functions. Strip
28313 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28314 the function designator.
28315 (convert_arguments): Fold arguments. Update call to
28316 convert_for_assignment.
28317 (build_unary_op): Handle increment and decrement of
28318 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28319 decrement earlier. Fold operand of increment and decrement.
28320 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28321 built for integer operand. Wrap returns that are INTEGER_CSTs
28322 without being integer constant expressions or that have integer
28323 constant operands without being INTEGER_CSTs.
28324 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28325 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28326 result is an integer constant expression or can be used in
28327 unevaluated parts of one and avoid folding and wrap as
28328 appropriate. Fold operands before possibly doing -Wsign-compare
28330 (build_compound_expr): Wrap result for C99 if operands can be used
28331 in integer constant expressions.
28332 (build_c_cast): Update call to digest_init. Do not ignore
28333 overflow from casting floating-point constants to integers. Wrap
28334 results that could be confused with integer constant expressions,
28335 null pointer constants or floating-point constants.
28336 (c_cast_expr): Update call to groktypename. Handle expressions
28337 included in type name.
28338 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28339 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28340 Update calls to convert_for_assignment.
28341 (convert_for_assignment): Take new parameter
28342 null_pointer_constant. Do not strip nops or call
28343 decl_constant_value_for_broken_optimization. Set
28344 in_late_binary_op for conversions to boolean.
28345 (store_init_value): Update call to digest_init.
28346 (digest_init): Take new parameter null_pointer_constant. Do not
28347 call decl_constant_value_for_broken_optimization. pedwarn for
28348 initializers not constant expressions. Update calls to
28349 convert_for_assignment.
28350 (constructor_nonconst): New.
28351 (struct constructor_stack): Add nonconst element.
28352 (really_start_incremental_init, push_init_level, pop_init_level):
28353 Handle constructor_nonconst and nonconst element.
28354 (set_init_index): Call constant_expression_warning for array
28356 (output_init_element): Fold value. Set constructor_nonconst as
28357 applicable. pedwarn for initializers not constant expressions.
28358 Update call to digest_init. Call constant_expression_warning
28359 where constant initializers are required.
28360 (process_init_element): Use c_save_expr.
28361 (c_finish_goto_ptr): Fold expression.
28362 (c_finish_return): Fold return value. Update call to
28363 convert_for_assignment.
28364 (c_start_case): Fold switch expression.
28365 (c_process_expr_stmt): Fold expression.
28366 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28367 ensure statement expression is not evaluated in constant expression.
28368 (build_binary_op): Track whether results are integer constant
28369 expressions or may occur in such, disable folding and wrap results
28370 as applicable. Fold operands for -Wsign-compare warnings unless
28372 (c_objc_common_truthvalue_conversion): Handle results folded to
28373 integer constants that are not integer constant expressions.
28374 * doc/extend.texi: Document when typeof operands are evaluated,
28375 that condition of __builtin_choose_expr is an integer constant
28376 expression, and more about use of __builtin_constant_p in
28379 2009-03-29 Richard Guenther <rguenther@suse.de>
28381 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28382 propagate addresses of array references.
28384 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28386 * regmove.c (perhaps_ends_bb_p): Remove.
28387 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28388 from INSN and check that the main loop stays within that basic block.
28389 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28390 (regmove_forward_pass): Split out from regmove_optimize. Use
28391 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28392 (regmove_backward_pass): Split out from regmove_optimize. Use
28393 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28394 (regmove_optimize): Simplify.
28396 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28399 * config/i386/i386.c (classify_argument): Ignore flexible array
28400 member in struct and warn ABI change.
28402 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28404 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28406 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28407 (ix86_adjust_cost): Updated.
28409 2009-03-29 Jan Hubicka <jh@suse.cz>
28411 PR middle-end/28850
28412 * tree-pass.h (pass_cleanup_eh): New function.
28413 (remove_unreachable_regions): Break code handling RTL
28414 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28415 that can not be reached by runtime.
28416 (can_be_reached_by_runtime): New function.
28417 (label_to_region_map): New function.
28418 (num_eh_regions): New function.
28419 (rtl_remove_unreachable_regions): New function.
28420 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28421 (remove_eh_region): New function.
28422 * except.h: Include sbitmap and vecprim.
28423 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28424 num_eh_regions): Declare.
28425 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28426 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28427 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28428 (tree_empty_eh_handler_p): New function.
28429 (cleanup_empty_eh): New function.
28430 (cleanup_eh): New function.
28431 (pass_cleanup_eh): New function.
28433 2009-03-29 Jan Hubicka <jh@suse.cz>
28435 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28436 for removed regions.
28438 2009-03-29 Jan Hubicka <jh@suse.cz>
28440 * except.c (dump_eh_tree): Dump all datastructures.
28442 2009-03-29 Jan Hubicka <jh@suse.cz>
28444 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28445 (duplicate_eh_regions_1): Likewise.
28446 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28447 vector; call EH verification.
28448 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28449 Be ready for region being removed.
28451 2009-03-29 Jan Hubicka <jh@suse.cz>
28453 * bitmap.c (bitmap_last_set_bit): New function.
28454 * bitmap.h (bitmap_last_set_bit): Declare.
28456 2009-03-29 David Ayers <ayers@fsfe.org>
28459 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28460 by calling objc_compare_types and surpress warnings about
28461 incompatible C pointers that are compatible ObjC pointers.
28463 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28465 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28466 call initialize_inline_failed.
28467 (initialize_inline_failed): Move it from here ...
28468 * cgraph.c (initialize_inline_failed): ... to here.
28469 (cgraph_create_edge): Call initialize_inline_failed rather than
28470 setting inline_failed directly.
28472 2009-03-29 Ben Elliston <bje@au.ibm.com>
28475 * sysv4.opt (msdata): Improve comment.
28476 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28477 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28479 2009-03-29 Ben Elliston <bje@au.ibm.com>
28482 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28483 load and store attributes.
28485 2009-03-29 Ben Elliston <bje@au.ibm.com>
28487 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28488 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28489 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28490 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28491 __builtin_infq and __builtin_huge_valq.
28493 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28495 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28497 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28498 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28500 2009-03-28 Xinliang David Li <davidxl@google.com>
28502 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28503 (do_dbg_cnt): New function.
28505 2009-03-28 Jan Hubicka <jh@suse.cz>
28507 Merge from pretty-ipa:
28509 2009-03-27 Jan Hubicka <jh@suse.cz>
28511 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28512 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28513 * passes.c (function_called_by_processed_nodes_p): New.
28514 * ipa-pure-const.c (check_call): Fix handling of operands.
28515 (analyze_function): Dump debug output for skipped bodies.
28516 (local_pure_const): Use function_called_by_processed_nodes_p.
28517 * dwarf2out.c (reference_to_unused): Use output.
28518 * passes.c (do_per_function_toporder): Likewise.
28520 2008-11-12 Jan Hubicka <jh@suse.cz>
28522 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28523 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28524 state_set_in_source enum
28525 (check_decl): Ignore memory tags; do not set fake looping flags;
28527 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28528 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28529 (check_call, analyze_function): Rewrite.
28531 (add_new_function): Update call of analyze_function.
28532 (generate_summary): Add call of analyze_function.
28533 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28534 (local_pure_const): New function.
28535 (pass_local_pure_const): New pass.
28536 * ipa-inline.c (inline_transform): Set after_inlining.
28537 * tree-eh.c (stmt_can_throw_external): New.
28538 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28539 work with aliasing built.
28540 * tree-flow.h (stmt_can_throw_external): New.
28541 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28542 and local pure/const pass in early and late optimization queue.
28544 2009-03-28 Martin Jambor <mjambor@suse.cz>
28546 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28548 (fold_binary): Allow function decl aligment consideration is the
28549 second argument is integer constant one.
28550 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28551 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28552 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28554 2009-03-28 Jan Hubicka <jh@suse.cz>
28556 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28557 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28558 * function.h (rtl_data): Add nothrow flag.
28559 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28560 set DECL_NOTHROW for AVAILABLE functions.
28562 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28564 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28565 following vector keyword has expansion starting with pixel or bool
28566 keyword, expand vector to __vector and pixel or bool to __pixel or
28570 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28571 warn_if_disallowed_function_p): Removed.
28572 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28573 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28574 warning_if_disallowed_function_p.
28575 * flags.h (warn_if_disallowed_function_p,
28576 warn_disallowed_functions): Removed.
28577 * common.opt (Wdisallowed-function-list=): Removed.
28578 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28580 2009-03-28 Richard Guenther <rguenther@suse.de>
28582 PR tree-optimization/38723
28583 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28586 2009-03-28 Jan Hubicka <jh@suse.cz>
28588 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28589 test introduced by my previous patch.
28591 2009-03-28 Richard Guenther <rguenther@suse.de>
28593 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28594 the PHIs value undefined.
28596 2009-03-28 Jan Hubicka <jh@suse.cz>
28598 * tree-pass.h (pass_fixup_cfg): New pass.
28599 * ipa-inline.c (inline_transform): Set
28600 always_inline_functions_inlined/after_inlining.
28601 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28602 (pass_fixup_cfg): New pass.
28603 * passes.c (init_optimization_passes): Add fixup_cfg.
28605 2009-03-28 Richard Guenther <rguenther@suse.de>
28607 PR tree-optimization/38458
28608 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28609 argument use the arguments copy-of value.
28611 2009-03-28 Richard Guenther <rguenther@suse.de>
28613 PR tree-optimization/38180
28614 * tree-ssa-ccp.c (get_default_value): Simplify.
28615 (likely_value): Likewise.
28616 (surely_varying_stmt_p): Properly handle VOP case.
28617 (ccp_initialize): Likewise.
28618 (ccp_fold): Handle propagating through *&.
28619 (fold_const_aggregate_ref): Also handle decls.
28621 2009-03-28 Jan Hubicka <jh@suse.cz>
28623 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28624 * cgraph.h (cgraph_node): Likewise.
28625 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28626 (cgraph_reset_node): Use process flag.
28627 (cgraph_mark_functions_to_output): Likewise.
28628 (cgraph_expand_function): Likewise.
28629 (cgraph_expand_all_functions): Likewise.
28630 (cgraph_output_in_order): Likewise.
28631 * dwarf2out.c (reference_to_unused): Likewise.
28632 * passes.c do_per_function_toporder): Likewise.
28634 2009-03-28 Jan Hubicka <jh@suse.cz>
28636 Bring from lto-branch:
28638 2008-09-03 Doug Kwan <dougkwan@google.com>
28640 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28641 enums instead of reason strings.
28642 * cgraph.c (cgraph_create_edge): Same.
28643 (cgraph_inline_failed_string): New function.
28644 * cgraph.h (cgraph_inline_failed_t): New enum type.
28645 (cgraph_inline_failed_string): New prototype.
28646 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28647 char pointer to cgraph_inline_failed_t.
28648 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28649 (cgraph_default_inline_p): Ditto.
28650 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28651 to cgraph_inline_failed_t pointer.
28652 * cif-code.def: New file.
28653 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28655 (cgraph_check_inline_limits): Change type of REASON to pointer to
28656 cgraph_inline_failed_t. Replace reason strings with enums.
28657 (cgraph_default_inline_p): Ditto.
28658 (cgraph_recursive_inlining_p): Ditto.
28659 (update_caller_keys): Change type of FAILED_REASON to
28660 cgraph_inline_failed_t.
28661 (cgraph_set_inline_failed): Change type of REASON to pointer to
28662 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28663 convert enums to strings for text output.
28664 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28665 to be of type cgraph_inline_failed_t. Replace reason strings with
28666 enums. Call cgraph_inline_failed_string to covert enums
28667 to strings for text output.
28668 (cgraph_decide_inlining): Replace reason strings with enums.
28669 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28670 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28672 * tree-inline.c (expand_call_inline): Change type of REASON
28673 to cgraph_inline_failed_t. Replace reason strings with enums.
28674 Call cgraph_inline_failed_string for text output.
28675 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28678 2009-03-28 Jan Hubicka <jh@suse.cz>
28680 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28681 cgraph_clone_node): Remove master clone handling.
28682 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28683 * cgraph.h (master_clone): Remove.
28684 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28685 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28686 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28688 2009-03-28 Jan Hubicka <jh@suse.cz>
28690 * cgraph.c (cgraph_function_body_availability): Functions declared
28691 inline are always safe to assume that it is not going to be replaced.
28693 2009-03-28 Richard Guenther <rguenther@suse.de>
28695 PR tree-optimization/38513
28696 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28697 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28698 EXC_PTR_EXPR and FILTER_EXPR.
28699 (get_ref_from_reference_ops): Likewise.
28701 2009-03-28 Richard Guenther <rguenther@suse.de>
28703 PR tree-optimization/38968
28704 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28705 Use FLOOR_MOD_EXPR to compute misalignment.
28707 2009-03-28 Richard Guenther <rguenther@suse.de>
28709 PR tree-optimization/37795
28710 * tree.h (combine_comparisons): Declare.
28711 * fold-const.c (combine_comparisons): Export.
28712 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28714 (ifcombine_iforif): Use combine_comparisons.
28716 2009-03-28 Jan Hubicka <jh@suse.cz>
28718 * tree-eh.c (inlinable_call_p): New function.
28719 (make_eh_edges): Use it.
28720 (verify_eh_edges): Use it.
28721 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28722 * except.c (reachable_next_level): Add inlinable_function argument
28723 (sjlj_find_directly_reachable_regions): Update.
28724 (add_reachable_handler): Do not set saw_any_handlers.
28725 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28726 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28727 Add new inlinable call parameter.
28728 (can_throw_internal, can_throw_external): Update.
28729 * except.h (can_throw_internal_1, can_throw_external_1,
28730 foreach_reachable_handler): Update declaration.
28732 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28734 * config/arm/t-arm-coff, config/h8300/coff.h,
28735 config/i386/i386-aout.h, config/i386/i386-coff.h,
28736 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28737 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28738 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28739 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28740 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28741 sys-types.h: Remove.
28742 * Makefile.in: Remove protoize and fixproto support and references
28744 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28745 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28747 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28748 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28749 unprotoize$(exeext).
28750 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28751 (.PHONY): Don't depend on proto.
28752 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28753 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28754 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28755 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28756 build/gen-protos.o, build/scan.o, xsys-protos.h,
28757 build/fix-header$(build_exeext), build/fix-header.o,
28758 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28759 stmp-install-fixproto): Remove.
28760 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28761 SYSCALLS.c or fixproto files.
28762 (install-common): Don't install protoize.
28763 (install-headers-tar, install-headers-cpio, install-headers-cp):
28764 Don't depend on $(STMP_FIXPROTO).
28765 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28766 install fixproto files or write out fixproto settings.
28767 (uninstall): Don't uninstall protoize.
28768 * config.gcc (use_fixproto): Remove.
28769 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28770 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28771 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28772 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28773 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28774 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28775 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28776 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28777 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28778 * config/t-vxworks (STMP_FIXPROTO): Remove.
28779 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28780 STMP_FIXPROTO): Remove.
28781 * config.in, configure: Regenerate.
28782 * crtstuff.c (gid_t, uid_t): Don't undefine.
28783 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28784 (arm-*-coff, arm-*-aout: Remove target entries.
28785 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28786 Remove mention of AIX 4.1.
28787 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28788 * doc/invoke.texi (Running Protoize): Remove.
28789 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28790 (Protoize Caveats): Remove.
28791 * tsystem.h: Update comments on headers assumed to exist.
28793 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28795 * genautomata.c: Add a new year to the copyright. Add a new
28797 (struct insn_reserv_decl): Add comments for member bypass_list.
28798 (find_bypass): Remove.
28799 (insert_bypass): New.
28800 (process_decls): Use insert_bypass.
28801 (output_internal_insn_latency_func): Output all bypasses with the
28802 same input insn in one switch case.
28804 * rtl.def (define_bypass): Describe bypass choice.
28805 * doc/md.texi (define_bypass): Ditto.
28807 2009-03-27 Richard Guenther <rguenther@suse.de>
28809 * gimplify.c (mark_addressable): Export.
28810 * tree-flow.h (mark_addressable): Declare.
28811 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28812 * tree-ssa.c (verify_phi_args): Verify that address taken
28813 variables have TREE_ADDRESSABLE set.
28815 2009-03-27 Richard Guenther <rguenther@suse.de>
28817 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28818 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28819 Do not mark decls TREE_ADDRESSABLE.
28820 (build_fold_addr_expr): Adjust.
28821 (fold_addr_expr): Remove.
28822 (fold_unary): Use build_fold_addr_expr.
28823 (fold_comparison): Likewise.
28824 (split_address_to_core_and_offset): Likewise.
28825 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28827 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28828 (gimplify_modify_expr_to_memcpy): Mark source and destination
28830 * omp-low.c (create_omp_child_function): Mark the object decl
28832 (lower_rec_input_clauses): Mark the var we take the address of
28834 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28836 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28838 PR middle-end/39315
28839 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28840 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28842 2009-03-27 Richard Guenther <rguenther@suse.de>
28844 PR tree-optimization/39120
28845 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28847 (handle_lhs_call): Process return constraints. Add escape
28848 constraints if necessary.
28849 (handle_const_call): Fill out return constraints. Make nested
28850 case more precise. Avoid consttmp if possible.
28851 (handle_pure_call): Fill out return constraints. Avoid
28852 callused if possible.
28853 (find_func_aliases): Simplify call handling.
28855 2009-03-27 Richard Guenther <rguenther@suse.de>
28857 PR tree-optimization/39120
28858 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28859 as a representative.
28860 (solve_graph): Do propagate CALLUSED.
28861 (handle_pure_call): Use a scalar constraint from CALLUSED for
28863 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28866 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28869 * c-common.c (handle_aligned_attribute): Properly check alignment
28870 overflow. Use (1U << i) instead of (1 << i).
28872 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28874 * expr.h (get_mem_align_offset): Updated.
28876 * tree.h (tree_decl_common): Change align to "unsigned int" and
28877 move it before pointer_alias_set.
28879 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28880 Jakub Jelinek <jakub@redhat.com>
28883 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28884 gr_register_operand with gr_reg_or_0_operand.
28885 (cmpxchg_rel_di): Likewise.
28886 (sync_lock_test_and_set<mode>): Likewise.
28888 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28890 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28891 (true_regnum): Likewise.
28893 * rtlanal.c (subreg_info): Moved to ...
28894 * rtl.h (subreg_info): Here. New.
28895 (subreg_get_info): New.
28897 * rtlanal.c (subreg_get_info): Make it extern.
28899 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28902 * config/i386/i386.c (ix86_abi): New.
28903 (override_options): Handle -mabi=.
28904 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28905 (ix86_call_abi_override): Likewise.
28906 (init_cumulative_args): Likewise.
28907 (function_arg_advance): Likewise.
28908 (function_arg_64): Likewise.
28909 (function_arg): Likewise.
28910 (ix86_pass_by_reference): Likewise.
28911 (ix86_function_value_regno_p): Likewise.
28912 (ix86_build_builtin_va_list_abi): Likewise.
28913 (setup_incoming_varargs_64): Likewise.
28914 (is_va_list_char_pointer): Likewise.
28915 (ix86_init_machine_status): Likewise.
28916 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28917 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28918 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28919 (ix86_function_abi): Make it static and return enum calling_abi.
28920 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28922 (ix86_fn_abi_va_list): Updated.
28924 * config/i386/i386.h (ix86_abi): New.
28925 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28926 (CONDITIONAL_REGISTER_USAGE): Likewise.
28927 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28928 (machine_function): Likewise.
28930 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28932 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28933 (STACK_BOUNDARY): Likewise.
28934 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28936 * config/i386/i386.opt (mabi=): New.
28938 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28939 return enum calling_abi.
28940 (ix86_function_type_abi): Likewise.
28941 (ix86_function_abi): Removed.
28943 * doc/invoke.texi: Document -mabi= option for x86.
28945 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28947 * builtins.c (real_dconstp): Delete.
28948 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28950 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28951 Jakub Jelinek <jakub@redhat.com>
28954 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28955 (gen_subprogram_die): When a function is explicit, generate the
28956 DW_AT_explicit attribute.
28957 * langhooks.h (struct lang_hooks_for_decls): Add
28958 function_decl_explicit_p langhook.
28959 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28960 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28962 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28964 * builtins.c (fold_builtin_memory_op): Optimize memmove
28965 into memcpy if we can prove source and destination don't overlap.
28967 * tree-inline.c: Include gt-tree-inline.h.
28968 (clone_fn_id_num): New variable.
28969 (clone_function_name): New function.
28970 (tree_function_versioning): Use it.
28971 * Makefile.in (GTFILES): Add tree-inline.c.
28973 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28975 * BASE-VER: Change to 4.5.0.
28977 2009-03-27 Xinliang David Li <davidxl@google.com>
28979 PR tree-optimization/39557
28980 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28982 2009-03-27 Xinliang David Li <davidxl@google.com>
28984 PR tree-optimization/39548
28985 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28988 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28990 * c-common.c (pointer_int_sum): Use %wd on return from
28993 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28995 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28996 on return from tree_low_cst.
28998 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
29001 * ginclude/stdarg.h (va_copy): Define also for
29002 __GXX_EXPERIMENTAL_CXX0X__.
29004 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29007 * builtins.h (c_strlen): Do not warn here.
29008 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
29009 * c-common.c (pointer_int_sum): Take an explicit location.
29010 Warn about offsets out of bounds.
29011 * c-common.h (pointer_int_sum): Adjust declaration.
29013 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29015 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
29018 2009-03-26 Jakub Jelinek <jakub@redhat.com>
29021 * opts.c (warn_if_disallowed_function_p): Don't assume
29022 get_callee_fndecl must return non-NULL.
29024 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
29026 PR rtl-optimization/39522
29027 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
29028 when reg_reloaded_valid is set.
29030 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29032 * config/spu/divv2df3.c: New file.
29033 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
29034 (DPBIT_FUNCS): Filter out _div_df.
29036 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
29038 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
29039 a jump insn, count that jump in the distance to the loop start.
29041 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
29044 * config/sh/sh.c (calc_live_regs): Fix condition for global
29045 registers except PIC_OFFSET_TABLE_REGNUM.
29047 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
29050 * doc/invoke.texi (-mconsole): New.
29052 (-mno-cygwin): New.
29054 (-mnop-fun-dllimport): New.
29058 (sub section "i386 and x86-64 Windows Options"): New.
29060 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
29062 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
29063 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
29065 2009-03-25 Richard Guenther <rguenther@suse.de>
29067 PR middle-end/39497
29068 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
29071 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
29073 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
29074 neither of haifa/selective schedulers are working.
29076 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29078 * doc/invoke.texi (Debugging Options): Fix description of
29079 -fno-merge-debug-strings.
29081 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
29083 * config/cris/libgcc.ver: New version-script.
29084 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
29086 * configure.ac <GAS features, nop mnemonic>: Add pattern
29087 crisv32-*-* for "nop".
29088 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
29089 * configure: Regenerate.
29091 2009-03-24 Ira Rosen <irar@il.ibm.com>
29093 PR tree-optimization/39529
29094 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
29095 mark_sym_for_renaming for the tag copied to the new vector
29098 2009-03-24 Arthur Loiret <aloiret@debian.org>
29100 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
29101 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
29102 EXTRA_SPEC_FUNCTIONS.
29103 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
29104 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
29105 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
29106 -march and -mtune options.
29108 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
29110 * config/m68k/t-rtems: Add m5329 multilib.
29112 2009-03-24 Dodji Seketeli <dodji@redhat.com>
29113 Jakub Jelinek <jakub@redhat.com>
29116 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
29119 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29122 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
29123 instead of c_parser_expression_conv, if original_code isn't one of the
29124 4 allowed comparison codes, fail.
29126 2009-03-23 Richard Guenther <rguenther@suse.de>
29128 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
29129 * tree.h (struct tree_type): Likewise.
29130 * reload.h (struct insn_chain): Likewise.
29131 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
29132 * function.h (struct function): Likewise.
29133 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
29135 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29137 PR tree-optimization/39516
29138 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
29140 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
29142 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
29143 should be set true if BITS_PER_WORD of target is bigger than 32
29145 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
29147 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
29148 Translate -B-options to -rpath-link. Correct existing
29149 rpath-link and conditionalize on !nostdlib.
29151 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29153 * doc/extend.texi (Function Attributes, Variable Attributes):
29155 * doc/invoke.texi (Debugging Options, Optimize Options)
29156 (i386 and x86-64 Options, MCore Options): Likewise.
29158 2009-03-20 Jakub Jelinek <jakub@redhat.com>
29161 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
29162 it for block local namespace aliases.
29163 (gen_decl_die): Pass context_die to gen_namespace_die.
29165 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29168 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
29169 minimum or maximum value.
29171 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
29173 * reginfo.c (globalize_reg): Recompute derived reg sets.
29175 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
29178 * libgcc2.c (mprotect): Do not use signed arguments for
29179 VirtualProtect, use DWORD arguments. Also fix the 'may
29180 be used uninitialized' warning for the np variable.
29182 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29185 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
29186 functions using regparm calling conventions when not optimizing.
29187 (ix86_function_sseregparm): Similarly for sseregparm calling
29190 2009-03-19 Li Feng <nemokingdom@gmail.com>
29192 PR middle-end/39500
29193 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
29194 dependence if the first conflict is after niter iterations.
29196 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
29198 PR middle-end/38609
29199 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
29200 functions with dynamic stack-pointer adjustments.
29202 2009-03-19 Ben Elliston <bje@au.ibm.com>
29204 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
29205 option; change to -msdata=data.
29207 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29209 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
29212 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
29215 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
29217 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
29219 * doc/invoke.texi (Code Gen Options): Expand discussion of
29222 2009-03-18 Jakub Jelinek <jakub@redhat.com>
29224 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
29225 * matrix-reorg.c (struct matrix_info): Likewise.
29226 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
29227 * rtl.h (struct mem_attrs): Likewise.
29228 * df.h (struct df): Likewise.
29229 * tree-data-ref.h (struct data_dependence_relation): Likewise.
29230 * ira-int.h (struct ira_allocno): Likewise.
29231 * df-scan.c (struct df_collection_rec): Likewise.
29232 * ira.c (struct equivalence): Likewise.
29233 * function.c (struct temp_slot): Likewise.
29234 * cfgloop.h (struct loop): Likewise.
29237 * function.c (use_register_for_decl): When not optimizing, disregard
29238 register keyword for variables with types containing methods.
29240 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
29242 PR middle-end/39447
29243 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
29244 (is_simple_operand): Call contains_component_ref_p before calling data
29245 reference analysis that would fail on COMPONENT_REFs.
29247 * tree-vrp.c (search_for_addr_array): Fix formatting.
29249 2009-03-18 Richard Guenther <rguenther@suse.de>
29251 * tree-vect-transform.c (vect_loop_versioning): Fold the
29252 generated comparisons.
29253 * tree-vectorizer.c (set_prologue_iterations): Likewise.
29254 (slpeel_tree_peel_loop_to_edge): Likewise.
29256 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29258 PR middle-end/37805
29259 * opts.c (print_specific_help): In addition to `undocumented',
29260 accept `separate' and `joined' flags if passed alone. Describe
29261 output by the first matched one of those.
29262 (common_handle_option): Skip over empty strings.
29263 * gcc.c (display_help): Fix help string for `--help='.
29264 * doc/invoke.texi (Option Summary, Overall Options): With
29265 `--help=', classes and qualifiers can both be repeated, but
29266 only the latter can be negated. One should not pass only
29267 negated qualifiers. Fix markup and examples.
29270 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29271 PR middle-end/37805
29272 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29273 and -fhelp=separate.
29275 2009-03-17 Jing Yu <jingyu@google.com>
29277 PR middle-end/39378
29278 * function.h (struct rtl_data): Move is_thunk from here...
29279 (struct function): ...to here.
29280 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29281 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29283 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29285 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29286 (alpha_output_function_end_prologue): Likewise.
29287 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29288 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29289 (rs6000_output_function_epilogue): Likewise.
29290 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29292 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29295 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29296 from different units in a single alternative.
29297 (*truncdfsf_i387): Ditto.
29298 (*truncxfsf2_mixed): Ditto.
29299 (*truncxfdf2_mixed): Ditto.
29301 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29303 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29304 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29307 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29308 unused non-artificial variables when not optimizing.
29311 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29312 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29313 NAMESPACE_DECL in its DECL_INITIAL.
29315 PR middle-end/39443
29316 * optabs.c (set_user_assembler_libfunc): New function.
29317 * expr.h (set_user_assembler_libfunc): New prototype.
29318 * c-common.c: Include libfuncs.h.
29319 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29320 for memcmp, memset, memcpy, memmove and abort.
29321 * Makefile.in (c-common.o): Depend on libfuncs.h.
29324 * dwarf2out.c (gen_inlined_enumeration_type_die,
29325 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29326 gen_tagged_type_instantiation_die): Removed.
29327 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29330 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29333 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29335 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29336 (check-parallel-%): Ditto.
29337 (check-consistency): Ditto.
29339 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29341 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29342 local variable rhs by NULL_TREE.
29344 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29347 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29349 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29352 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29354 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29357 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29358 for ms->sysv ABI calls only in 64bit mode.
29360 * config/i386/i386.md (untyped_call): Support 32bit.
29362 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29364 * doc/extend.texi: Replace x86_65 with x86_64.
29366 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29368 PR tree-optimization/39455
29369 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29370 mismatches for POINTER_TYPE_P (type).
29371 (number_of_iterations_le): Likewise.
29373 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29375 * config/picochip/picochip.c: Removed profiling support.
29376 * config/picochip/picochip.md: Removed profiling instruction.
29377 * config/picochip/picochip.h: Removed profiling builtin.
29379 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29381 * doc/install.texi (--with-host-libstdcxx): Document.
29383 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29386 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29387 generate a warning if the function name does not begin with
29388 "__vector" and the function has either the 'signal' or 'interrupt'
29389 attribute, from here to ...
29390 (avr_declare_function_name): ...here. New function.
29391 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29392 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29394 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29397 * cse.c (fold_rtx): Don't modify original const_arg1 when
29398 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29399 separate variable instead.
29400 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29401 from out of range shift counts.
29402 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29404 2009-03-13 Catherine Moore <clm@codesourcery.com>
29406 * config/i386/x-mingw32 (host-mingw32.o): Replace
29407 diagnostic.h with $(DIAGNOSTIC_H).
29409 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29412 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29414 * config/i386/sync.md (sync_compare_and_swap<mode>,
29415 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29416 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29418 (sync_double_compare_and_swapdi_pic,
29419 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29420 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29422 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29425 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29427 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29430 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29431 (avx_addsubv4df3): Likewise.
29432 (*avx_addsubv4sf3): Likewise.
29433 (sse3_addsubv4sf3): Likewise.
29435 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29438 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29440 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29443 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29444 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29445 registers for allocnos created from user-defined variables.
29447 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29450 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29451 of non-integer mode as well.
29453 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29455 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29456 for functions for which the parameter types are unknown.
29458 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29461 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29462 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29463 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29464 * config/i386/i386.c (ix86_local_alignment): For
29465 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29466 long long variables on the stack to avoid dynamic realignment.
29467 Allow the first argument to be a decl rather than type.
29468 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29470 2009-03-11 Nick Clifton <nickc@redhat.com>
29473 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29475 Add description to mno-lsim option.
29476 * config/mcore/mcore.h: Remove comment about deprecated m4align
29478 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29479 * doc/invoke.texi: Add description of mno-lsim and
29480 mstack-increment options.
29482 * config/fr30/fr30.opt: Document the -mno-lsim option.
29483 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29484 and -mno-lsim options.
29486 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29488 * fold-const.c (fold_comparison): Only call fold_inf_compare
29489 if the mode supports infinities.
29491 2009-03-11 Jason Merrill <jason@redhat.com>
29494 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29495 end already did. Notice GIMPLE_CALL modifications of the result.
29496 Don't copy debug information from an ignored decl or a decl from
29499 2009-03-10 Richard Guenther <rguenther@suse.de>
29500 Nathan Froyd <froydnj@codesourcery.com>
29502 PR middle-end/37850
29503 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29504 (__divMODE3): Likewise.
29506 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29508 PR tree-optimization/39394
29509 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29510 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29512 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29514 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29515 inline asms for register asm ("") declarations.
29517 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29519 * fold-const.c (fold_unary): Fix comment.
29521 2009-03-07 Jan Hubicka <jh@suse.cz>
29524 * tree-inline.c (setup_one_parameter): Do replacement of const
29525 argument by constant in SSA form.
29527 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29529 PR middle-end/38028
29530 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29531 determine alignment passed to assign_stack_local.
29532 (assign_parms_unsplit_complex): Likewise.
29533 * except.c (sjlj_build_landing_pads): Likewise.
29535 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29537 PR middle-end/39360
29538 * tree-flow.h (add_referenced_var): Return bool instead of void.
29539 * tree-dfa.c (add_referenced_var): Return result of
29540 referenced_var_check_and_insert call.
29541 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29542 of referenced_var_check_and_insert.
29545 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29546 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29547 DIE, don't emit it if abstract origin already has it.
29548 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29549 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29551 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29553 * genpreds.c (needs_variable): Fix parentheses at variable name
29555 (write_tm_constrs_h): Indent generated code.
29557 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29559 * doc/extend.texi (Function Attributes): Add documentation
29560 for isr attributes.
29562 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29565 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29566 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29568 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29570 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29573 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29576 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29577 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29579 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29581 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29582 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29583 constants instead of magic numbers.
29584 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29586 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29587 (x86_64_ms_abi_int_parameter_registers): Ditto.
29588 (x86_64_int_return_registers): Ditto.
29589 (ix86_maybe_switch_abi): Ditto.
29590 (ix86_expand_call): Ditto for clobbered_registers array.
29591 (ix86_hard_regno_mode_ok): Ditto.
29592 (x86_extended_QIreg_mentioned_p): Ditto.
29594 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29596 PR tree-optimization/39349
29597 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29599 * combine.c (gen_lowpart_for_combine): Use omode when generating
29602 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29604 PR rtl-optimization/39235
29605 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29607 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29609 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29611 2009-03-04 Richard Guenther <rguenther@suse.de>
29613 PR tree-optimization/39362
29614 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29615 that occur in abnormal PHIs should be varying.
29617 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29619 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29621 (simple_iv): Take loop as an argument instead of statement.
29622 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29623 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29625 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29627 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29628 * matrix-reorg.c (analyze_transpose): Ditto.
29629 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29630 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29631 * tree-predcom.c (ref_at_iteration): Ditto.
29632 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29634 2009-03-04 Richard Guenther <rguenther@suse.de>
29636 PR tree-optimization/39358
29637 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29638 escaped_id and callused_id.
29639 (solve_graph): Likewise.
29641 2009-03-04 Richard Guenther <rguenther@suse.de>
29643 PR tree-optimization/39339
29644 * tree-sra.c (try_instantiate_multiple_fields): Make it
29645 no longer ICE on the above.
29647 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29649 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29650 that fits within Pmode.
29652 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29654 PR middle-end/10109
29655 * tm.texi (LIBCALL_VALUE): Update description.
29657 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29659 PR middle-end/34443
29660 * doc/extend.texi (section): Update description.
29662 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29664 PR middle-end/39345
29665 * tree-inline.c (remapped_type): New.
29666 (can_be_nonlocal): Call remapped_type instead of remap_type.
29668 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29671 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29672 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29674 2009-03-03 Richard Guenther <rguenther@suse.de>
29676 PR middle-end/39272
29677 * tree.c (tree_nonartificial_location): New function.
29678 * tree.h (tree_nonartificial_location): Declare.
29679 * builtins.c (expand_builtin_memory_chk): Provide location
29680 of the call location for artificial function pieces.
29681 (maybe_emit_chk_warning): Likewise.
29682 (maybe_emit_sprintf_chk_warning): Likewise.
29683 (maybe_emit_free_warning): Likewise.
29684 * expr.c (expand_expr_real_1): Likewise.
29686 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29688 PR tree-optimization/39343
29689 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29690 COMPONENT_REF t has ARRAY_TYPE.
29692 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29694 PR middle-end/39335
29695 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29696 when the type precision of the induction variable should be
29697 larger than the type precision of nit.
29698 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29699 * graphite.c (graphite_loop_normal_form): Same.
29700 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29702 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29704 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29705 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29706 numbers to describe clobbered registers.
29707 (*call_value_0_rex64_ms_sysv): Ditto.
29708 * config/i386/mmx.md (mmx_emms): Ditto.
29709 (mmx_femms): Ditto.
29711 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29713 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29716 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29718 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29719 (spu_section_type_flags): New function.
29721 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29723 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29724 reg_class_contents of FLOAT_REGS into a temporary.
29726 2009-03-02 Richard Guenther <rguenther@suse.de>
29727 Ira Rosen <irar@il.ibm.com>
29729 PR tree-optimization/39318
29730 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29731 information to the vectorized statement.
29733 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29735 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29736 variable. Use defined names instead of magic constants for REX SSE
29739 2009-03-01 Richard Guenther <rguenther@suse.de>
29741 PR tree-optimization/39331
29742 * omp-low.c (lower_send_shared_vars): Do not receive new
29743 values for the reference of DECL_BY_REFERENCE parms or results.
29745 2009-03-01 Jan Hubicka <jh@suse.cz>
29748 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29749 BLOCK_NONLOCALIZED_VAR): New macros.
29750 (tree_block): Add nonlocalized_vars.
29751 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29752 gen_decl_die): Add origin argument. Allow generation of die with
29753 origin at hand only.
29754 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29755 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29757 (gen_block_die): Fix checking for unused blocks.
29758 (process_scope_var): Break out from .... ; work with origins only.
29759 (decls_for_scope) ... here; process nonlocalized list.
29760 (dwarf2out_ignore_block): Look for nonlocalized vars.
29761 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29763 (dump_scope_block): Dump them.
29764 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29765 (remap_block): Likewise.
29766 (can_be_nonlocal): New predicate.
29767 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29769 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29771 * configure: Regenerate.
29773 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29775 * optc-gen.awk: No need to duplicate option flags twice.
29776 Reuse help texts for duplicate options which do not have any.
29778 * gcc.c (display_help): Document --version.
29780 * gcc.c (main): If print_help_list and verbose_flag, ensure
29781 driver output comes before subprocess output.
29783 * optc-gen.awk: Assign all remaining fields to help string,
29784 space-separated, for multi-line help in *.opt.
29786 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29787 -Wno-pedantic-ms-format is for MinGW targets only.
29789 * doc/options.texi (Option file format): Fix bad indentation,
29790 restoring dropped sentence.
29792 2009-02-28 Jan Hubicka <jh@suse.cz>
29794 * tree-inline.c (tree_function_versioning): Output debug info.
29796 2009-02-28 Jan Hubicka <jh@suse.cz>
29799 * tree-inline.c (setup_one_parameter): Do not copy propagate
29800 arguments when not optimizing.
29802 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29805 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29806 (avx_addsubv4df3): Likewise.
29807 (*avx_addsubv4sf3): Likewise.
29808 (sse3_addsubv4sf3): Likewise.
29809 (*avx_addsubv2df3): Likewise.
29810 (sse3_addsubv2df3): Likewise.
29811 (avx_unpckhps256): Correct item selectors.
29812 (avx_unpcklps256): Likewise.
29813 (avx_unpckhpd256): Likewise.
29814 (avx_unpcklpd256): Likewise.
29816 2009-02-28 Jan Hubicka <jh@suse.cz>
29818 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29820 (copy_arguments_for_versioning): If var is declared don't declare it.
29821 (tree_function_versioning): First setup substitutions and then copy
29824 2009-02-27 Jan Hubicka <jh@suse.cz>
29827 * cgraph.h (varpool_output_debug_info): Remove.
29828 * cgraphunit.c (varpool_output_debug_info): Remove.
29829 * dwarf2out.c (deferred_locations_struct): New struct
29830 (deferred_locations): New type.
29831 (deferred_locations_list): New static var.
29832 (deffer_location): New function.
29833 (gen_variable_die): Use it.
29834 (decls_for_scope): Output info on local static vars.
29835 (dwarf2out_finish): Process deferred locations.
29836 * varpool.c (varpool_output_debug_info): Remove.
29838 2009-02-27 Jan Hubicka <jh@suse.cz>
29841 * tree.h (TREE_PROTECTED): Fix comment.
29842 (BLOCK_HANDLER_BLOCK): Remove.
29843 (struct tree_block): Remove handler_block add body_block.
29844 (inlined_function_outer_scope_p): New.
29845 (is_body_block): Remove.
29846 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29847 * dwarf2out.c (is_inlined_entry_point): Remove.
29848 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29849 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29851 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29852 * gimplify.c (gimplify_expr): Gimplify body blocks.
29853 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29854 block with multiple subblocks.
29855 (dump_scope_block): Prettier output; dump more flags and info.
29856 (dump_scope_blocks): New.
29857 (remove_unused_locals): Use dump_scope_blocks.
29858 * tree-flow.h (dump_scope_blocks): Declare.
29859 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29860 * stmt.c (is_body_block): Remove.
29861 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29862 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29864 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29866 PR middle-end/39308
29867 * graphite.c (graphite_loop_normal_form): Do not call
29868 number_of_iterations_exit from a gcc_assert.
29870 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29872 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29873 jumps if COND is NULL.
29874 (find_cond_jump): New function.
29875 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29876 * config/s390/s390.md: Remove z10_cobra attribute value.
29878 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29880 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29881 force_const_mem returns NULL_RTX.
29883 2009-02-26 Jan Hubicka <jh@suse.cz>
29886 * cgraph.h (varpool_output_debug_info): Remove.
29887 * cgraphunit.c (varpool_output_debug_info): Remove.
29888 * dwarf2out.c (deferred_locations_struct): New struct
29889 (deferred_locations): New type.
29890 (deferred_locations_list): New static var.
29891 (deffer_location): New function.
29892 (gen_variable_die): Use it.
29893 (decls_for_scope): Output info on local static vars.
29894 (dwarf2out_finish): Process deferred locations.
29895 * varpool.c (varpool_output_debug_info): Remove.
29897 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29899 PR rtl-optimization/39241
29900 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29901 to subreg_offset_representable_p.
29903 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29905 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29906 execute function prototype. Get f and nregs from max_reg_num
29907 and get_insns. Remove the first backward pass as it's dead,
29908 guard the forward pass by flag_expensive_optimizations.
29909 (rest_of_handle_regmove): Delete.
29910 (pass_regmove): Replace it with regmove_optimize.
29912 2009-02-25 Martin Jambor <mjambor@suse.cz>
29914 PR tree-optimization/39259
29915 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29916 calls_alloca function flags.
29917 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29918 calls are detected.
29920 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29922 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29923 flags_set_1_rtx, flags_set_1_set): Delete.
29924 (regmove_optimize): Do not call mark_flags_life_zones.
29926 2009-02-24 Julian Brown <julian@codesourcery.com>
29929 * config/arm/arm.c (require_pic_register): Only set
29930 cfun->machine->pic_reg once per function.
29932 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29934 * doc/invoke.texi (Link Options): Document an easier way to pass
29935 options that take arguments to the GNU linker using -Xlinker and -Wl.
29937 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29940 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29942 2009-02-24 Richard Guenther <rguenther@suse.de>
29945 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29947 2009-02-24 Richard Guenther <rguenther@suse.de>
29948 Zdenek Dvorak <ook@ucw.cz>
29950 PR tree-optimization/39233
29951 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29952 from converting them to a generic type.
29954 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29956 PR tree-optimization/39260
29957 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29958 contains a condition with a real type.
29959 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29961 2009-02-23 Jason Merrill <jason@redhat.com>
29964 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29965 narrowing_initializer_constant_valid_p.
29966 (narrowing_initializer_constant_valid_p): Don't return
29967 null_pointer_node for adding a pointer to itself.
29969 2009-02-23 Jan Hubicka <jh@suse.cz>
29972 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29975 2009-02-23 Jan Hubicka <jh@suse.cz>
29977 PR tree-optimization/37709
29978 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29979 * tree.h (block_ultimate_origin): Declare.
29980 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29981 * tree-ssa-live.c (remove_unused_scope_block_p):
29982 Eliminate blocks containig no instructions nor live variables nor
29984 (dump_scope_block): New function.
29985 (remove_unused_locals): Enable removal of dead blocks by default;
29986 enable dumping at TDF_DETAILS.
29988 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29990 * config/i386/i386.c (classify_argument): Don't allow COImode
29992 (function_arg_advance_32): Don't allow OImode.
29993 (function_arg_32): Likewise.
29994 (function_value_32): Likewise.
29995 (return_in_memory_32): Likewise.
29996 (function_arg_64): Remove OImode comment.
29998 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30001 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
30002 ix86_expand_vector_set for V4DImode in 64bit mode only.
30003 (ix86_expand_vector_init_one_var): Likewise.
30005 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
30007 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
30009 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30012 * loop-iv.c: Revert last change.
30013 * emit-rtl.c: Likewise.
30015 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30018 * config/i386/i386.c (type_natural_mode): Remove an extra
30019 space in the warning message.
30020 (function_value_32): Handle 32-byte vector modes.
30021 (return_in_memory_32): Likewise.
30023 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30025 * loop-iv.c (truncate_value): New function.
30026 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
30028 (lowpart_subreg): Move to...
30029 * emit-rtl.c: ...here.
30031 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
30033 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
30034 accidental and undocumented change at revision 140860.
30036 2009-02-21 Joseph Myers <joseph@codesourcery.com>
30038 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
30039 take gimple_seq * arguments.
30040 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
30041 types_compatible_p langhook.
30043 2009-02-20 Mark Mitchell <mark@codesourcery.com>
30044 Joseph Myers <joseph@codesourcery.com>
30046 * config/arm/arm.c (arm_builtin_va_list): New function.
30047 (arm_expand_builtin_va_start): Likewise.
30048 (arm_gimplify_va_arg_expr): Likewise.
30049 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
30050 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
30051 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
30052 (va_list_type): New variable.
30053 (arm_mangle_type): Mangle va_list_type appropriately.
30055 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30057 PR middle-end/39157
30058 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
30059 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
30060 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
30061 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
30062 parameter to 1000 for -O1 by default.
30063 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
30065 * loop-invariant.c: Include params.h.
30066 (move_loop_invariants): Don't call move_single_loop_invariants on
30069 2009-02-20 Jaka Mocnik <jaka@xlab.si>
30071 * calls.c (emit_library_call_value_1): Use slot_offset instead of
30072 offset when calculating bounds for indexing stack_usage_map. Fixes
30073 a buffer overflow with certain target setups.
30075 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30078 * calls.c (expand_call): Clear try_tail_call if caller and callee
30079 disagree in promotion of function return value.
30081 2009-02-19 Jakub Jelinek <jakub@redhat.com>
30084 * c-common.c (c_determine_visibility): If visibility changed and
30085 DECL_RTL has been already set, call make_decl_rtl to update symbol
30088 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
30091 * varasm.c (assemble_variable): Don't check DECL_NAME when
30092 globalizing a variable.
30094 2009-02-19 Joseph Myers <joseph@codesourcery.com>
30097 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
30098 expression before any __builtin_trap call.
30099 * c-typeck.c (build_function_call): Convert and check function
30100 arguments before generating a call to a trap. Evaluate the
30101 function arguments before the trap.
30103 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
30106 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
30107 (UNSPEC_FXAM_MEM): New unspec.
30108 (fxam<mode>2_i387_with_temp): New insn and split pattern.
30109 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
30110 memory using fxam<mode>2_i387_with_temp to remove excess precision.
30112 2009-02-19 Richard Guenther <rguenther@suse.de>
30114 PR tree-optimization/39207
30115 PR tree-optimization/39074
30116 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
30117 storedanything_tree): New.
30118 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
30119 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
30120 (build_succ_graph): Add edges from STOREDANYTHING to all
30122 (init_base_vars): Initialize STOREDANYTHING.
30123 (compute_points_to_sets): Free substitution info after
30124 building the succ graph.
30125 (ipa_pta_execute): Likewise.
30127 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
30129 (do_ds_constraint): Do not add to special var or non-pointer
30131 (type_could_have_pointers): Split out from ...
30132 (could_have_pointers): ... here. For arrays use the element type.
30133 (create_variable_info_for): Initialize may_have_pointers.
30134 (new_var_info): Likewise.
30135 (handle_lhs_call): Make the HEAP variable unknown-sized.
30136 (intra_create_variable_infos): Use a type with pointers for
30137 PARM_NOALIAS, make it unknown-sized.
30139 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
30142 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
30144 2009-02-18 Jason Merrill <jason@redhat.com>
30147 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
30148 value if DECL_EXTERNAL.
30149 * tree-sra.c (sra_walk_gimple_assign): Likewise.
30150 * target.h (gcc_target::binds_local_p): Clarify "module".
30151 * tree.h (TREE_PUBLIC): Clarify "module".
30153 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
30156 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
30157 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
30159 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
30162 * c.opt (Wabi): Support C and ObjC.
30165 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
30167 * config/i386/i386.c (classify_argument): Warn once about the ABI
30168 change when passing union with long double.
30170 * doc/invoke.texi: Update -Wabi for warning psABI changes.
30172 2009-02-18 Joseph Myers <joseph@codesourcery.com>
30175 * c-parser.c (c_parser_compound_statement): Always enter and leave
30178 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30181 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
30183 2009-02-18 Jakub Jelinek <jakub@redhat.com>
30185 PR tree-optimization/36922
30186 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
30187 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
30190 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30192 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
30195 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30197 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
30199 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30201 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
30204 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
30205 Richard Sandiford <rdsandiford@googlemail.com>
30207 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
30208 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
30209 (loongson_biadd): ...this.
30211 2009-02-17 Richard Guenther <rguenther@suse.de>
30213 PR tree-optimization/39202
30214 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
30215 a var make sure to follow existing collapses.
30217 2009-02-17 Richard Guenther <rguenther@suse.de>
30219 PR middle-end/39214
30220 * langhooks.c (lhd_print_error_function): Check for NULL block.
30222 2009-02-17 Richard Guenther <rguenther@suse.de>
30224 PR tree-optimization/39204
30225 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
30228 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
30230 * config/soft-fp/double.h: Update from glibc CVS.
30232 2009-02-17 Richard Guenther <rguenther@suse.de>
30234 PR tree-optimization/39207
30235 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
30236 strict-aliasing warnings for pointers pointing to NULL.
30238 2009-02-16 Joseph Myers <joseph@codesourcery.com>
30241 * c-parser.c (c_parser_braced_init): Call pop_init_level when
30242 skipping until next close brace.
30244 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
30247 * config/i386/i386.c (ix86_expand_push): Set memory alignment
30248 to function argument boundary.
30250 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30252 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
30253 in the lea_add. Reload eventually constraints it properly.
30254 * config/picochip/constraints.md: Remove the target constraint
30255 "b", since it is not needed anymore.
30257 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30259 * gthr-dce.h: Uglify function parameter and local variable names.
30260 * gthr-gnat.h: Likewise.
30261 * gthr-mipssde.h: Likewise.
30262 * gthr-nks.h: Likewise.
30263 * gthr-posix95.h: Likewise.
30264 * gthr-posix.h: Likewise.
30265 * gthr-rtems.h: Likewise.
30266 * gthr-single.h: Likewise.
30267 * gthr-solaris.h: Likewise.
30268 * gthr-tpf.h: Likewise.
30269 * gthr-vxworks.h: Likewise.
30270 * gthr-win32.h: Likewise.
30272 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30275 * config/i386/i386.md: Restrict the new peephole2 to move
30276 between MMX/SSE registers.
30278 2009-02-15 Richard Guenther <rguenther@suse.de>
30281 2009-02-13 Richard Guenther <rguenther@suse.de>
30283 * configure.ac: Enable LFS.
30284 * configure: Re-generate.
30285 * config.in: Likewise.
30287 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30289 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30290 spu_srqwbyte, spu_srqwbytebc): Define.
30291 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30292 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30293 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30294 "shrqby_<mode>"): New insn-and-split patterns.
30295 * config/spu/spu.c (expand_builtin_args): Determine and return
30296 number of operands using spu_builtin_description data.
30297 (spu_expand_builtin_1): Use it.
30299 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30302 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30305 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30308 * config/i386/i386.c (override_options): Correct warning
30309 messages for -malign-loops, -malign-jumps and -malign-functions.
30311 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30314 * config/i386/i386.md: Restrict the new peephole2 to move
30315 between the general purpose registers.
30317 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30320 * config/i386/i386.c (type_natural_mode): Add a new argument.
30321 Return the original mode and warn ABI change if vector size is 32byte.
30322 (function_arg_advance): Updated.
30323 (function_arg): Likewise.
30324 (ix86_function_value): Likewise.
30325 (ix86_return_in_memory): Likewise.
30326 (ix86_sol10_return_in_memory): Likewise.
30327 (ix86_gimplify_va_arg): Likewise.
30328 (function_arg_32): Don't warn ABX ABI change here.
30329 (function_arg_64): Likewise.
30331 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30333 * loop-iv.c (implies_p): In the final case, test that operands 0
30334 of the two comparisons match.
30336 * config/bfin/bfin.c (find_prev_insn_start): New function.
30337 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30338 (find_next_insn_start): Move.
30340 2009-02-13 Richard Guenther <rguenther@suse.de>
30342 * configure.ac: Enable LFS.
30343 * configure: Re-generate.
30344 * config.in: Likewise.
30346 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30349 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30350 sizes on syntax error after some arguments have been parsed.
30352 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30354 * doc/invoke.texi (-fira): Remove.
30356 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30358 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30359 * recog.c: Likewise.
30362 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30364 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30365 (umul_ppmm): Likewise.
30366 (count_leading_zeros): Likewise.
30367 (count_trailing_zeros): Likewise.
30368 (UMUL_TIME): Likewise.
30370 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30372 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30373 soft-fp/t-softfp to tmake_file.
30375 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30376 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30377 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30378 IA64_BUILTIN_INFQ]: New.
30379 (ia64_init_builtins): Initialize __builtin_infq,
30380 __builtin_fabsq and __builtin_copysignq if not HPUX.
30381 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30382 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30384 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30386 (__fixtfti): Likewise.
30387 (__fixunstfti): Likewise.
30388 (__floattitf): Likewise.
30390 * config/ia64/libgcc-glibc.ver: New.
30391 * config/ia64/t-fprules-softfp: Likewise.
30392 * config/ia64/sfp-machine.h: Likewise.
30394 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30395 (LIBGCC2_TF_CEXT): Likewise.
30396 (TF_SIZE): Likewise.
30397 (TARGET_INIT_LIBFUNCS): Likewise.
30399 * config/ia64/t-glibc (SHLINB_MAPFILES):
30400 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30402 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30404 * config/i386/i386.c (construct_container): Rewrite processing
30405 BLKmode with X86_64_SSE_CLASS.
30407 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30410 * config/i386/i386.md: Replace simplify_replace_rtx with
30411 replace_rtx in the new peephole2.
30413 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30415 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30416 loop unrolling do not happen at -O2.
30418 2009-02-12 Michael Matz <matz@suse.de>
30420 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30422 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30424 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30427 2009-02-12 Ben Elliston <bje@au.ibm.com>
30429 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30430 patterns when updating the back chain. Missed in the 2009-02-10
30433 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30435 * doc/extend.texi (Decimal Floating Types): Update identifier of
30436 draft TR and list of missing support.
30438 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30440 PR middle-end/39154
30441 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30442 bit to variable length decl's flags, add it also to its
30443 pointer replacement variable.
30445 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30446 Jakub Jelinek <jakub@redhat.com>
30449 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30450 (memory_blockage): New expander.
30451 (*memory_blockage): New insn pattern.
30452 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30453 instead of general blockage at the end of function prologue when
30454 frame pointer is used to access red zone area. Do not emit blockage
30455 when profiling, it is emitted in generic code.
30456 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30457 function epilogue when frame pointer is used to access red zone area.
30459 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30462 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30463 by arithmetic with memory operands.
30464 * config/i386/predicates.md (commutative_operator): New.
30466 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30468 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30471 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30473 * alias.h (record_alias_subset): Declare.
30474 * alias.c (record_alias_subset): Make global.
30476 2009-02-10 Nick Clifton <nickc@redhat.com>
30478 * tree-parloops.c: Change license to GPLv3.
30479 * ipa-struct-reorg.c: Change license to GPLv3.
30480 * ipa-struct-reorg.h: Change license to GPLv3.
30482 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30485 * c-decl.c (start_struct): Return NULL on error.
30487 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30489 PR middle-end/39124
30490 * cfgloopmanip.c (remove_path): Call remove_bbs after
30491 cancel_loop_tree, not before it.
30494 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30495 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30496 VAR_DECLs were seen.
30497 * tree-ssa-live.c (remove_unused_locals): Recompute
30498 cfun->has_local_explicit_reg_vars.
30499 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30500 copies or clearings if cfun->has_local_explicit_reg_vars.
30502 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30505 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30506 of function prologue when frame pointer is used to access
30509 2009-02-10 Richard Guenther <rguenther@suse.de>
30511 PR middle-end/39127
30512 * gimplify.c (gimple_regimplify_operands): Always look if
30513 we need to create a temporary.
30515 2009-02-10 Richard Guenther <rguenther@suse.de>
30517 PR tree-optimization/39132
30518 * tree-loop-distribution.c (todo): New global var.
30519 (generate_memset_zero): Trigger TODO_rebuild_alias.
30520 (tree_loop_distribution): Return todo.
30522 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30525 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30526 (x86_64_reg_class_name): Removed.
30527 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30528 first one isn't X86_64_SSE_CLASS or any other ones aren't
30529 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30530 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30531 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30532 and 3 X86_64_SSEUP_CLASS.
30533 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30534 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30536 2009-02-10 Ben Elliston <bje@au.ibm.com>
30538 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30539 form instruction to update the stack back chain word, even if the
30540 user has disabled the generation of update instructions.
30541 (movdi_<mode>_update_stack): New.
30542 (movsi_update_stack): Likewise.
30543 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30544 always use an update form instruction to update the stack back
30547 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30549 PR middle-end/38953
30550 * graphite.c (if_region_set_false_region): After moving a region in
30551 the false branch of a condition, remove the empty dummy basic block.
30552 (gloog): Remove wrong fix for PR38953.
30554 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30556 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30557 generation due to implicit sign extension.
30559 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30561 PR middle-end/38981
30562 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30563 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30565 2009-02-09 Richard Guenther <rguenther@suse.de>
30567 PR middle-end/35202
30568 * convert.c (convert_to_real): Disable (float)fn((double)x)
30569 to fnf(x) conversion if errno differences may occur and
30570 -fmath-errno is set.
30572 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30574 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30575 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30576 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30578 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30581 * c-common.c (handle_alias_attribute): Disallow attribute for
30582 anything not a FUNCTION_DECL or VAR_DECL.
30584 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30587 * real.c (do_compare): Special-case compare of zero against
30588 decimal float value.
30590 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30593 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30594 as indicating flexible array members unless the field itself is
30595 being declarared as the incomplete array.
30597 2009-02-06 Jan Hubicka <jh@suse.cz>
30599 PR tree-optimization/38844
30600 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30601 is already inlined.
30603 2009-02-06 Richard Guenther <rguenther@suse.de>
30605 PR middle-end/38977
30606 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30607 fork because we may expand it as __gcov_fork.
30609 2009-02-06 Nick Clifton <nickc@redhat.com>
30611 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30613 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30615 PR tree-optimization/35659
30616 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30617 vn_phi_eq): Shortcut if hashcode does not match.
30618 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30620 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30621 and avoid iterative_hash_expr.
30622 (FOR_EACH_VALUE_ID_IN_SET): New.
30623 (value_id_compare): Remove.
30624 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30625 sort expressions by value id.
30627 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30630 * config/sh/predicates.md (general_movsrc_operand): Don't check
30631 the subreg of system registers here.
30633 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30636 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30637 on the copied decl.
30639 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30641 PR rtl-optimization/39110
30642 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30643 addresses, not aligned ones.
30645 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30646 Richard Guenther <rguenther@suse.de>
30648 PR tree-optimization/39100
30649 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30650 comment says and add edges.
30652 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30655 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30656 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30658 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30660 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30661 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30662 register_bb_in_sese, new_sese, free_sese): Moved.
30663 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30664 outermost_loop_in_scop, build_scop_iteration_domain,
30665 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30666 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30667 Use loop_in_sese_p instead of loop_in_scop_p.
30668 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30669 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30670 (scopdet_basic_block_info): Fix bug in scop detection.
30671 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30672 eq_loop_to_cloog_loop): Remove.
30673 (nb_loops_around_loop_in_scop, nb_loop
30674 ref_nb_loops): Moved here...
30675 * graphite.h (ref_nb_loops): ... from here.
30676 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30677 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30678 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30680 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30681 Hans-Peter Nilsson <hp@axis.com>
30683 PR rtl-optimization/37889
30684 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30685 Move offset handling from PLUS to before the switch. Use new
30686 arguments when considering SYMBOL_REFs too.
30687 (rtx_addr_can_trap_p): Pass dummy offset and size.
30688 (enum may_trap_p_flags): Remove.
30689 (may_trap_p_1): Pass size from MEM_SIZE.
30691 PR rtl-optimization/38921
30692 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30693 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30694 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30695 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30697 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30699 AVX Programming Reference (January, 2009)
30700 * config/i386/sse.md (*vpclmulqdq): New.
30702 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30704 PR tree-optimization/38977
30705 PR gcov-profile/38292
30706 * calls.c (special_function_p): Disregard __builtin_ prefix.
30708 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30710 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30711 non-indexable addresses even before reload.
30713 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30716 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30717 as having variable size. Do not give an error for unnamed
30718 parameters with [*] declarators. Give a warning for type names
30719 with [*] declarators and mark them as variable size.
30720 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30721 for sizeof applied to [*] type names.
30723 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30726 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30728 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30730 * gcc.c (process_command): Update copyright notice dates.
30731 * gcov.c (print_version): Likewise.
30732 * gcov-dump.c (print_version): Likewise.
30733 * mips-tfile.c (main): Likewise.
30734 * mips-tdump.c (main): Likewise.
30736 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30739 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30740 for composite type involving a zero-length array type.
30742 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30745 * function.c (match_asm_constraints_1): Skip over
30746 initial optional % in the constraint.
30748 PR inline-asm/39059
30749 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30750 supported, don't accept FIXED_CSTs.
30751 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30752 and _Sat is used without _Fract/_Accum. Set specs->type to
30753 integer_type_node for cts_fract/cts_accum if fixed point is not
30756 2009-02-02 Catherine Moore <clm@codesourcery.com>
30758 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30760 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30762 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30763 (ABI_HAS_64BIT_SYMBOLS): Use it.
30764 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30766 2009-02-02 Paul Brook <paul@codesourcery.com>
30768 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30770 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30772 PR inline-asm/39058
30773 * recog.h (asm_operand_ok): Add constraints argument.
30774 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30775 recurse on matching constraint.
30776 (check_asm_operands): Pass constraints as 3rd argument to
30777 asm_operand_ok. Don't look up matching constraint here.
30778 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30781 2009-02-02 Ben Elliston <bje@au.ibm.com>
30783 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30784 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30786 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30788 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30789 information. Remove some obsolete information. Reorganize.
30791 * config/pa/fptr.c: Revert license to GPL 2.
30792 * config/pa/milli64.S: Likewise.
30794 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30797 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30798 LIBRARY name in, instead of hard-coding it.
30799 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30800 extra target make frag to tmake_files according to EH model.
30801 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30802 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30803 frags that define makefile variable EH_MODEL appropriately.
30804 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30805 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30806 to "-sjlj" according to type of EH configured.
30807 (LIBGCC_SONAME): Concatenate it to shared library base name.
30808 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30809 to "_sjlj" according to type of EH configured.
30810 (LIBGCC_SONAME): Concatenate it to shared library base name.
30811 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30812 (SHLIB_LINK): Add missing semicolon to if-else construct.
30813 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30814 string value of "pe_dll" command-line option.
30815 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30816 (SHLIB_SONAME): Use it when overriding t-cygming default.
30817 (SHLIB_IMPLIB): Override t-cygming default.
30818 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30819 string value of "pe_dll" command-line option.
30821 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30824 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30825 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30827 2009-01-31 Richard Guenther <rguenther@suse.de>
30829 PR tree-optimization/38937
30830 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30831 computing the transitive closure.
30833 2009-01-30 Richard Guenther <rguenther@suse.de>
30835 PR tree-optimization/39041
30836 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30837 Propagate variable indices only if the types match for this stmt.
30839 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30842 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30843 inline but never defined.
30845 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30847 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30848 (*insv_h_di_reg_extimm): New insn.
30849 (*insv_l<mode>_reg_extimm): New insn.
30851 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30853 * config/picochip/picochip.c (flag_conserve_stack): set
30854 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30855 fconserve-stack. Reduce call-overhead used by inliner.
30857 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30860 * common.opt (flag_conserve_stack): Initialised to zero.
30862 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30865 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30866 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30869 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30871 * ira-color.c (allocno_reload_assign): Update comments.
30872 * regmove.c (regmove_optimize): Likewise.
30876 2009-01-29 Robert Millan <rmh@aybabtu.com>
30878 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30879 * config/i386/kopensolaris-gnu.h: New file. Undefine
30880 `MD_UNWIND_SUPPORT'.
30881 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30883 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30885 PR tree-optimization/39007
30886 * tree-loop-distribution.c (generate_builtin): Use
30887 recompute_dominator to compute the immediate dominator of the
30888 basic block just after the loop.
30890 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30892 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30893 (ASM_OUTPUT_DWARF_PCREL): Define.
30895 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30897 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30898 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30899 global. Modify entries about regmove and IRA.
30901 * ra-conflict.c: Remove the file.
30903 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30905 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30906 (pass_regclass_init): Rename to pass_reginfo_init.
30908 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30910 * toplev.h (flag_ira): Remove.
30912 * caller-save.c (setup_save_areas): Remove flag_ira.
30914 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30916 * global.c: Remove the file.
30918 * opts.c (decode_options): Remove flag_ira.
30920 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30922 * regmove.c: Modify file description.
30923 (find_use_as_address, try_auto_increment): Define them only if
30924 AUTO_INC_DEC is defined.
30925 (replacement_quality, replace_in_call_usage, fixup_match_1,
30926 stable_and_no_regs_but_for_p): Remove.
30927 (reg_set_in_bb): Make it static.
30928 (regmove_optimize): Remove flag_ira and code which worked for
30931 * local-alloc.c: Remove the file.
30933 * common.opt (fira): Remove.
30935 * ira.c: Include except.h.
30936 (eliminable_regset): Move from global.c.
30937 (mark_elimination): Ditto. Remove flag_ira.
30938 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30939 equiv_mem_modified, validate_equiv_mem_from_store,
30940 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30941 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30942 no_equiv, recorded_label_ref): Move from local-alloc.c.
30943 (update_equiv_regs): Ditto. Make it static.
30944 (print_insn_chain, print_insn_chains): Move it from global.c.
30945 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30946 (build_insn_chain): Ditto. Make it static.
30947 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30948 Rename to init_live_subregs.
30949 (gate_ira): Remove flag_ira.
30951 * regclass.c: Rename reginfo.c. Change file description.
30952 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30953 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30954 (init_reg_sets_1): Remove code for evaluation of
30955 reg_class_superclasses and losing_caller_save_reg_set.
30956 (init_regs): Remove init_reg_autoinc.
30957 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30958 ok_for_base_p_nonstrict): Remove.
30959 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30960 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30961 corresponding entries.
30962 (dump_regclass, record_operand_costs, scan_one_insn,
30963 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30964 record_address_regs, auto_inc_dec_reg_p): Remove.
30965 (gt-regclass.h): Rename to gt-reginfo.h.
30967 * rtl.h (dump_global_regs, retry_global_alloc,
30968 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30970 * Makefile.in (RA_H): Remove.
30971 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30972 Rename regclass.o to reginfo.o.
30973 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30975 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30976 (GTFILES): Rename regclass.c to reginfo.c.
30978 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30979 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30981 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30982 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30984 (finish_spills): Ditto. Remove code for !flag_ira.
30986 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30988 PR middle-end/35854
30989 * doc/invoke.texi (rtl debug options): Complete rewrite.
30990 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30992 * mode-switching.c (pass_mode_switching): Rename pass from
30993 "mode-sw" to "mode_sw".
30994 * except.c (pass_convert_to_eh_ranges): Rename pass from
30995 "eh-ranges" to "eh_ranges".
30996 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
31000 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
31001 Alexander Monakov <amonakov@ispras.ru>
31003 PR middle-end/38857
31004 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
31006 (move_exprs_to_boundary): Change return type and pass through
31007 should_move from move_op. Relax assert. Update usage ...
31008 (schedule_expr_on_boundary): ... here. Use should_move instead of
31010 (move_op_orig_expr_found): Indicate that insn was disconnected from
31012 (code_motion_process_successors): Do not call after_merge_succs
31013 callback if original expression was not found when traversing any of
31015 (code_motion_path_driver): Change return type. Update prototype.
31016 (move_op): Update comment. Add a new parameter (should_move). Update
31017 prototype. Set *should_move based on indication provided by
31018 move_op_orig_expr_found.
31020 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
31022 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
31023 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
31024 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
31025 * config/rs6000/rs6000.c (rs6000_override_options): Default
31026 avoid-indexed-addresses on for Power6, off for everything else.
31027 (avoiding_indexed_address_p): New function.
31028 (rs6000_legitimize_address): Use it.
31029 (rs6000_legitimate_address): Likewise.
31030 * config/rs6000/rs6000.md (movXX_updateX): Likewise
31032 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
31034 PR tree-optimization/38997
31035 * tree-loop-distribution.c (generate_memset_zero): Use
31036 POINTER_PLUS_EXPR for a pointer addition.
31038 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
31040 * config/s390/s390.md (bswap<mode>2): New pattern added.
31042 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31044 * config/s390/s390.md (*tls_load_31): Added type attribute.
31046 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31048 * config/s390/s390.md: Fix a few comments.
31050 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31052 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
31053 (*tm<mode>_full): Fixed z10prop attribute.
31054 (*tst<mode>_extimm): Fixed z10prop attribute.
31055 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
31056 (*tstqiCCT_cconly): Fixed z10prop attribute.
31057 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
31058 (*movsi_larl): Fixed z10prop attribute.
31059 (*movsi_zarch): Fixed z10prop attribute.
31060 (*movsi_eas): Fixed z10prop attribute.
31061 (*movhi): Fixed z10prop attribute.
31062 (*movqi): Fixed z10prop attribute.
31063 (*movstrictqi): Fixed z10prop attribute.
31064 (*mov<mode>): Fixed z10prop attribute.
31065 (*movcc): Fixed z10prop attribute.
31066 (*sethighpartdi_64): Fixed z10prop attribute.
31067 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
31068 (*negdi2_sign_cc): Fixed z10prop attribute.
31069 (*negdi2_sign): Fixed z10prop attribute.
31070 (*absdi2_sign_cc): Fixed z10prop attribute.
31071 (*absdi2_sign): Fixed z10prop attribute.
31072 (*negabsdi2_sign_cc): Fixed z10prop attribute.
31073 (*negabsdi2_sign): Fixed z10prop attribute.
31074 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
31075 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
31076 (doloop_si64): Fixed z10prop attribute.
31077 (doloop_si31): Fixed z10prop attribute.
31078 (doloop_long): Fixed z10prop attribute.
31079 (indirect_jump): Fixed z10prop attribute.
31080 (nop): Fixed z10prop attribute.
31081 (main_base_64): Fixed z10prop attribute.
31082 (reload_base_64): Fixed z10prop attribute.
31084 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31086 PR rtl-optimization/38740
31087 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
31089 * config/mips/mips.c (mips_reorg): Likewise.
31091 2009-01-28 Richard Guenther <rguenther@suse.de>
31093 PR tree-optimization/38926
31094 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
31095 with the correct value id to a value.
31096 (do_regular_insertion): Use the value number of edoubleprime
31097 for the value number of the expr.
31100 2008-08-21 Richard Guenther <rguenther@suse.de>
31102 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
31103 a PHI ask VN if it is already available.
31104 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
31105 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
31107 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31109 PR middle-end/38934
31110 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
31111 set to varying whenever max has TREE_OVERFLOW set, similarly
31112 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
31114 2009-01-28 Richard Guenther <rguenther@suse.de>
31116 PR middle-end/38908
31117 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
31118 uninitialized aggregate uses in call arguments.
31120 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
31122 PR tree-optimization/38984
31123 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
31124 the nothing_id variable if -fno-delete-null-pointer-checks.
31126 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
31129 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
31130 (set_got_offset_rex64): Ditto.
31132 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
31135 * doc/extend.texi: Improve local variable with asm reg.
31137 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
31139 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
31140 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
31141 was not supplied then set warn_packed_bitfield_compat to the
31142 default value of 1.
31143 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
31146 2009-01-27 Richard Guenther <rguenther@suse.de>
31148 PR tree-optimization/38503
31149 * cfgexpand.c (expand_gimple_basic_block): Ignore
31150 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
31151 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
31152 variables that cannot have TBAA applied.
31153 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
31156 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
31158 PR middle-end/38969
31159 * calls.c (initialize_argument_information): Do not wrap complex
31160 arguments in SAVE_EXPR.
31162 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
31164 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
31165 (INSTALL_LIBGCC): Revert typo commit.
31167 2009-01-26 Richard Guenther <rguenther@suse.de>
31169 PR tree-optimization/38745
31170 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
31171 from special handling.
31173 2009-01-26 Richard Guenther <rguenther@suse.de>
31175 PR tree-optimization/38745
31176 * tree-ssa.c (execute_update_addresses_taken): Do not include
31177 variables that cannot possibly be a register in not_reg_needs.
31178 Do not clear TREE_ADDRESSABLE on vars that may not become
31180 * tree-ssa.c (update_alias_info_1): Include those in the set
31181 of addressable vars.
31183 2009-01-26 Richard Guenther <rguenther@suse.de>
31185 PR middle-end/38851
31186 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
31187 * tree-ssa-dse.c: Include langhooks.h
31188 (execute_simple_dse): Remove stores with zero size.
31190 2009-01-24 Jakub Jelinek <jakub@redhat.com>
31193 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
31196 2009-01-24 Julian Brown <julian@codesourcery.com>
31198 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
31199 config/arm/linux-atomic.c.
31200 * config/arm/linux-atomic.c: New.
31202 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
31204 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
31205 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
31206 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
31208 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
31211 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
31214 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
31216 PR tree-optimization/38953
31217 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
31218 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
31219 (gloog): Split the exit of the scop when the scop exit is a loop exit.
31220 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
31223 2009-01-24 Paul Brook <paul@codesourcery.com>
31225 * config/arm/neon.md (neon_type): Move to arm.md.
31226 (neon_mov<VSTRUCT>): Add neon_type attribute.
31227 * config/arm/arm.md (neon_type): Move to here.
31228 (conds): Add "unconditioal" and use as default for NEON insns.
31230 2009-01-24 Ben Elliston <bje@au.ibm.com>
31232 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
31233 void *' warning from -Wc++-compat.
31234 * Makefile.in (dominance.o-warn): Remove.
31236 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
31238 PR tree-optimization/38932
31239 * fold-const.c (fold_unary_ignore_overflow): New.
31240 * tree.h (fold_unary_ignore_overflow): Declare.
31241 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
31242 * tree-ssa-sccvn.c (visit_reference_op_load,
31243 simplify_unary_expression): Likewise.
31245 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
31247 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
31248 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
31249 regardless of their type.
31250 * c-common.c (handle_packed_attribute): Don't ignore packed on
31252 * c.opt (Wpacked-bitfield-compat): New warning option.
31253 * stor-layout.c (place_field): Warn if offset of a field changed.
31254 * doc/extend.texi (packed): Mention the ABI change.
31255 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
31256 (Warning Options): Add it to the list.
31258 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31260 * c-opts.c (c_common_post_options): Fix a typo in comments.
31262 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31264 PR middle-end/38615
31265 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31266 variables to static.
31267 * doc/invoke.texi (-fmerge-all-constants): Update description.
31269 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31272 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31273 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31275 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31277 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31279 (LOCAL_ALIGNMENT): Similarly.
31281 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31282 Joseph Myers <joseph@codesourcery.com>
31284 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31285 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31286 * config/arm/arm-tune.md: Regenerate.
31287 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31290 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31292 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31293 version number to five.
31295 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31298 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31299 * c-common.c (set_underlying_type): Likewise.
31300 (is_typedef_decl ): Likewise
31302 (set_underlying_type): Likewise.
31303 (is_typedef_type): Likewise.
31305 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31307 PR middle-end/38587
31308 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31311 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31314 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31315 (LIBGCC_SPEC): Don't define.
31316 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31318 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31320 PR rtl-optimization/38879
31321 * alias.c (base_alias_check): Unaligned access via AND address can
31322 alias all surrounding object types except those with sizes equal
31323 or wider than the size of unaligned access.
31325 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31328 * c-decl.c (clone_underlying_type): Move this ...
31329 * c-common.c (set_underlying_type): ... here.
31330 Also, make sure the function properly sets TYPE_STUB_DECL() on
31331 the newly created typedef variant type.
31332 (is_typedef_decl ): New entry point.
31333 * tree.h: Added a new member member_types_needing_access_check to
31334 struct tree_decl_non_common.
31335 (set_underlying_type): New entry point.
31336 (is_typedef_type): Likewise.
31338 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31340 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31341 Check whether two instructions have memory references that
31342 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31343 are helper functions for traversing.
31344 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31345 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31346 not to draw dependency edge for instructions with non-conflicting
31349 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31352 * longlong.h: Update copyright years. Use soft-fp license notice.
31353 Sync __clz_tab declaration with glibc.
31355 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31358 * doc/extend.texi (syscall_linkage): New.
31359 (version_id): Modify.
31361 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31362 Richard Guenther <rguenther@suse.de>
31364 PR tree-optimization/38747
31365 PR tree-optimization/38748
31366 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31367 conversion if the base address is an indirect reference and the
31368 aliasing sets could cause issues.
31370 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31372 * common.opt (fgraphite, fgraphite-identity): Add comment for
31373 explaining why these options are not documented.
31375 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31377 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31378 gimple_call_lhs is NULL.
31380 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31383 * emit-rtl.c (adjust_address_1): Make sure memref is never
31386 2009-01-20 Ben Elliston <bje@au.ibm.com>
31388 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31389 const qualifier from arg parameter. Remove unnecessary cast to char *.
31390 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31391 const qualifier from arg 2.
31393 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31395 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31397 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31400 * rtl.h (reinit_regs): New prototype.
31401 * regclass.c: Include ira.h.
31402 (reinit_regs): New.
31403 * Makefile.in (regclass.o): Add ira.h.
31404 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31406 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31409 * c-common.c (handle_aligned_attribute): Use
31410 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31411 default alignment value.
31413 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31415 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31416 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31418 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31419 __BIGGEST_ALIGNMENT__.
31421 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31423 2009-01-18 Richard Guenther <rguenther@suse.de>
31425 PR tree-optimization/38819
31426 * tree-flow.h (operation_could_trap_helper_p): Declare.
31427 * tree-eh.c (operation_could_trap_helper_p): Export.
31428 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31429 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31430 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31431 are about to insert a possibly trapping instruction and fail
31434 2009-01-18 Andreas Schwab <schwab@suse.de>
31436 * doc/install.texi (Configuration): Remove obsolete paragraph
31437 about use of --with-gnu-ld with --with-gnu-as.
31439 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31441 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31442 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31443 Follow spelling conventions.
31445 2009-01-18 Ben Elliston <bje@au.ibm.com>
31447 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31448 C++ warning about implicit conversion from void * to struct
31450 (bitmap_obstack_free): Likewise for bitmap_element *.
31451 * Makefile.in (bitmap.o-warn): Remove.
31453 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31455 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31457 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31458 Tobias Grosser <tobi.grosser@amd.com>
31460 * graphite.c (graphite_trans_scop_block): Do not block single
31463 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31465 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31466 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31467 test with assertion.
31469 2009-01-16 Richard Guenther <rguenther@suse.de>
31471 PR tree-optimization/38835
31472 PR middle-end/36227
31473 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31474 and INT + PTR -> (INT)(PTR p+ INT) folding.
31475 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31477 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31480 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31481 the subreg from a lowpart subreg if it is also casting the value.
31483 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31484 Tobias Grosser <tobi.grosser@amd.com>
31486 * graphite.c (compare_prefix_loops): New.
31487 (build_scop_canonical_schedules): Rewritten.
31488 (graphite_transform_loops): Move build_scop_canonical_schedules
31489 after build_scop_iteration_domain.
31491 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31492 Tobias Grosser <tobi.grosser@amd.com>
31494 * graphite.c (add_conditions_to_domain): Add the loops to
31495 the dimension of the iteration domain. Do copy the domain
31496 only when it exists.
31497 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31498 (add_conditions_to_constraints): New.
31499 (can_generate_code_stmt, can_generate_code): Removed.
31500 (gloog): Do not call can_generate_code.
31501 (graphite_transform_loops): Call add_conditions_to_constraints
31502 after building the iteration domain.
31504 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31506 PR tree-optimization/38789
31507 * tree-ssa-threadedge.c
31508 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31509 __builtin_constant_p.
31511 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31513 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31514 examined before deleting them.
31516 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31518 * function.c (aggregate_value_p): Correctly extract the function
31519 type from CALL_EXPR_FN lookup.
31521 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31523 * config/picochip/picochip.c (picochip_override_options): Revert
31524 CFI asm flag disable commited previously.
31526 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31527 Tobias Grosser <tobi.grosser@amd.com>
31528 Jan Sjodin <jan.sjodin@amd.com>
31530 * graphite.c (scan_tree_for_params): On substractions negate
31531 all the coefficients of the term.
31532 (clast_to_gcc_expression_red): New. Handle reduction expressions
31533 of more than two operands.
31534 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31535 (get_vdef_before_scop): Handle also the case of default definitions.
31537 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31539 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31540 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31541 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31543 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31544 Joey Ye <joey.ye@intel.com>
31546 PR middle-end/37843
31547 * cfgexpand.c (expand_stack_alignment): Don't update stack
31548 boundary nor check incoming stack boundary here.
31549 (gimple_expand_cfg): Update stack boundary and check incoming
31550 stack boundary here.
31552 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31554 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31556 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31558 PR rtl-optimization/38245
31559 * calls.c (expand_call): Add stack arguments to
31560 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31561 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31562 in regs and partially in memory or BLKmode arguments.
31563 (emit_library_call_value_1): Add stack arguments to
31564 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31565 ACCUMULATE_OUTGOING_ARGS).
31566 * dce.c: Include tm_p.h.
31567 (find_call_stack_args): New function.
31568 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31570 (mark_insn): Call find_call_stack_args for CALL_Ps.
31571 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31572 forwards. Allocate and free arg_stores bitmap if needed, pass it
31573 down to deletable_insn_p, don't mark stores set in arg_stores
31574 bitmap, clear the bitmap at the beginning of each bb.
31575 * Makefile.in (dce.o): Depend on $(TM_P_H).
31577 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31580 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31581 to make sure the insn is a conditional test (bug 22599). Reformat a
31584 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31586 PR middle-end/38431
31587 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31588 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31589 (gloog): Do not call cleanup_tree_cfg.
31590 (graphite_transform_loops): Call cleanup_tree_cfg after all
31591 scops have been code generated.
31593 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31594 * doc/gty.texi (Invoking the garbage collector): Added new node
31595 and section documenting ggc_collect.
31597 2009-01-14 Richard Guenther <rguenther@suse.de>
31599 PR tree-optimization/38826
31600 PR middle-end/38477
31601 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31602 initialization notes only if we actually emitted a warning.
31603 (intra_create_variable_infos): Add constraints for a result decl
31604 that is passed by hidden reference.
31605 (build_pred_graph): Mark all related variables non-direct on
31608 2009-01-14 Nick Clifton <nickc@redhat.com>
31610 * ira-conflicts.c: Include addresses.h for the definition of
31612 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31613 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31615 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31618 * Makefile.in (ira-lives.o): Add except.h.
31620 * ira-lives.c: Include except.h.
31621 (process_bb_node_lives): Process can_throw_internal.
31623 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31625 PR rtl-optimization/38774
31626 * combine.c (simplify_set): When undoing cc_use change, don't do
31627 PUT_CODE on the newly created comparison, but instead put back the
31630 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31632 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31633 values. Remove duplicate arm8 entry.
31635 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31637 PR tree-optimization/38786
31638 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31639 the SSA_NAME case of expand_scalar_variables_expr.
31640 Set the type of an expression to the type of its assign statement.
31641 (expand_scalar_variables_expr): Also gather the scalar computation
31642 used to index the memory access. Do not pass loop_p.
31643 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31644 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31645 the gimple_stmt_iterator where it inserts new code.
31646 Do not pass loop_p.
31647 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31648 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31650 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31652 * graphite.h (debug_value): Removed.
31653 * graphite.c (debug_value): Removed.
31655 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31657 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31658 ldrd/strd with two 32-bit instructions.
31660 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31662 * config/arm/arm.c (struct processors): Pass for speed down into
31663 cost helper functions.
31664 (const_ok_for_op): Handle COMPARE and inequality nodes.
31665 (arm_rtx_costs_1): Rewrite.
31666 (arm_size_rtx_costs): Update prototype.
31667 (arm_rtx_costs): Pass speed down to helper functions.
31668 (arm_slowmul_rtx_costs): Rework cost calculations.
31669 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31670 (arm_9e_rtx_costs): Likewise.
31672 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31674 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31675 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31676 (alpha_legitimize_address): Do not split local symbols wider than
31677 UNITS_PER_WORD into HIGH/LO_SUM parts.
31679 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31682 * gcc.c (process_command): Replace call to execvp with calls
31683 to pex_one and exit.
31685 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31688 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31689 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31690 variant for devices with 3-byte PC.
31691 (__tablejump_elpm__): New.
31693 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31696 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31697 offsetof member-designator, handle it as `[0].'.
31699 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31701 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31702 function when not using named sections on targets with named sections
31703 if branch distance is less than 262132.
31705 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31707 * combine.c (combine_instructions): Recompute
31708 optimize_this_for_speed_p for each BB in the main combine loop.
31710 2009-01-12 Tomas Bily <tbily@suse.cz>
31713 * tree-loop-distribution.c (prop_phis): New function.
31714 (generate_builtin): Call prop_phis.
31716 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31718 PR tree-optimization/38807
31719 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31720 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31722 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31724 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31725 subreg of op0 to the original op0.
31727 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31729 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31731 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31734 * mips-tfile.c (parse_def): Fix parsing of def strings
31735 starting with digits.
31737 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31740 * config/arm/arm.c (arm_is_long_call_p): Don't call
31741 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31743 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31745 * regrename.c (regrename_optimize): Fix dumping.
31746 (find_oldest_value_reg): Preserve REG_POINTER.
31747 (copy_hardreg_forward_1): Likewise.
31749 2009-01-09 Diego Novillo <dnovillo@google.com>
31751 * gimple.h (struct gimple_statement_base) <uid>: Document
31752 the restrictions on its use.
31753 (gimple_uid): Tidy.
31754 (gimple_set_uid): Tidy.
31756 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31758 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31759 zero guard even if align_bytes != 0 and count is smaller than
31762 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31764 PR rtl-optimization/38495
31765 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31766 (add_range_and_copies_from_move_list): Print all added ranges.
31767 Add ranges to memory optimized destination.
31769 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31773 * config/i386/i386.c (override_options): Reject
31774 -mstringop-strategy=rep_8byte with -m32.
31775 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31776 to 1. Do count comparison against epilogue_size_needed at compile
31777 time even when count_exp was constant forced into register. For
31778 size_needed don't jump to epilogue, instead just avoid aligning
31779 and invoke the body algorithm. If need_zero_guard, add zero guard
31780 even if count is non-zero, but smaller than size_needed + number of
31781 bytes that could be stored for alignment.
31782 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31783 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31784 but smaller than size_needed + number of bytes that could be stored
31785 for alignment. Compare size_needed with epilogue_size_needed instead
31786 of desired_align - align, don't adjust size_needed, pass
31787 epilogue_size_needed to the epilogue expanders.
31790 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31792 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31794 * pa.c (last_address): Change to unsigned.
31795 (update_total_code_bytes): Change argument to unsigned. Don't
31796 check if insn addresses are set.
31797 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31798 addresses are not set.
31799 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31801 2009-01-09 Nick Clifton <nickc@redhat.com>
31803 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31804 DECL_DECLARED_INLINE_P.
31806 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31808 PR middle-end/38347
31809 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31810 GET_MODE (op0) in operand_subword_force calls.
31812 PR middle-end/38771
31813 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31814 fold_convert arg0 operands to TREE_TYPE (op0) first.
31816 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31818 * params.def (ira-max-conflict-table-size): Decrease default value
31821 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31823 PR tree-optimization/37031
31824 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31826 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31827 allocate it using gc instead of heap, use VEC_quick_push instead of
31829 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31830 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31831 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31832 allocated vector from heap allocated.
31833 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31834 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31835 vector only after perfect_loop_nest_depth call.
31837 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31838 Jan Sjodin <jan.sjodin@amd.com>
31840 PR tree-optimization/38559
31841 * graphite.c (debug_value, copy_constraint,
31842 swap_constraint_variables, scale_constraint_variable, ): New.
31843 (get_lower_bound, get_upper_bound): Removed.
31844 (graphite_trans_bb_strip_mine): Clean up this code that works
31845 only for constant number of iterations. Fully copy upper and
31846 lower bound constraints, not only the constant part of them.
31847 * graphite.h (debug_value): Declared.
31849 2009-01-08 Ira Rosen <irar@il.ibm.com>
31851 PR tree-optimization/37194
31852 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31853 Don't add the cost of cost model guard in prologue to scalar
31854 outside cost in case of known number of iterations.
31856 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31857 Alan Modra <amodra@bigpond.net.au>
31859 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31860 non-word-aligned REG+CONST addressing.
31862 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31865 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31866 free_after_compilation when outputting a thunk.
31867 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31868 Do not call free_after_compilation here.
31870 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31872 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31873 (ix86_valid_target_attribute_inner_p): Ditto.
31875 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31877 PR tree-optimization/38492
31878 PR tree-optimization/38498
31879 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31880 * tree-chrec.h (scev_is_linear_expression): Declared.
31881 * graphite.c (graphite_cannot_represent_loop_niter): New.
31882 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31883 (graphite_loop_normal_form): Use gcc_assert.
31884 (scan_tree_for_params): Use CASE_CONVERT.
31885 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31886 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31887 Use gcc_assert. Discard scops that contain unhandled cases.
31888 (build_scop_conditions): Return a boolean status for unhandled cases.
31889 (strip_mine_profitable_p): Print the loop number, not its depth.
31890 (is_interchange_valid): Pass the depth of the loop nest, don't
31891 recompute it wrongly.
31892 (graphite_trans_bb_block): Same.
31893 (graphite_trans_bb_block): Print tentative of loop blocking.
31894 (graphite_trans_scop_block): Do not print that the loop has been
31896 (graphite_transform_loops): Do not handle scops that contain condition
31899 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31901 AVX Programming Reference (December, 2008)
31902 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31903 (_mm256_stream_pd): Likewise.
31904 (_mm256_stream_ps): Likewise.
31906 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31907 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31908 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31909 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31910 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31911 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31912 (ix86_expand_special_args_builtin): Likewise.
31914 * config/i386/sse.md (AVXMODEDI): New.
31915 (avx_movnt<mode>): Likewise.
31916 (avx_movnt<mode>): Likewise.
31917 (<sse>_movnt<mode>): Remove AVX support.
31918 (sse2_movntv2di): Likewise.
31920 2009-01-07 Richard Guenther <rguenther@suse.de>
31922 PR middle-end/38751
31923 * fold-const.c (extract_muldiv): Remove obsolete comment.
31924 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31925 to PLUS_EXPR canonicalization for the canonicalization.
31927 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31929 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31930 hosted cross-compilers generating less efficient code.
31932 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31934 * function.h (rtl_data): Add a dbr_scheduled_p field.
31935 * reorg.c (dbr_schedule): Set it.
31936 (gate_handle_delay_slots): Check it.
31937 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31938 (mips_reorg): Check flag_delayed_branch instead of
31939 mips_base_delayed_branch.
31940 (mips_override_options): Don't set mips_base_delayed_branch
31941 or flag_delayed_branch.
31943 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31945 PR rtl-optimization/38426.
31946 * ira.c (ira): Set current_function_is_leaf earlier.
31948 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31950 PR rtl-optimization/38722
31951 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31952 too early, only set a flag and modify after last possible
31955 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31958 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31959 * real.c (decimal_single_format): Correct values of emin and emax.
31960 (decimal_double_format): Ditto.
31961 (decimal_quad_format): Ditto.
31962 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31963 computation of DECnn_MIN and DECnn_MAX for corrected values of
31964 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31965 __DECnn_MIN__, and adjust its computation for the corrected value
31968 2009-01-06 Jan Hubicka <jh@suse.cz>
31971 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31973 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31975 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31976 Add Robert Clark to the list of testers.
31978 2009-01-06 Jan Hubicka <jh@suse.cz>
31979 Kai Tietz <kai.tietz@onevision.com>
31981 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31982 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31984 2009-01-06 Jan Hubicka <jh@suse.cz>
31985 Kai Tietz <kai.tietz@onevision.com>
31987 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31989 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31990 (ix86_nsaved_regs): Count only general purpose regs.
31991 (ix86_nsaved_sseregs): New.
31992 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31993 to 16 for w64; compute padding and size of sse reg save area.
31994 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31995 general purpose regs.
31996 (ix86_emit_save_sse_regs_using_mov): New.
31997 (ix86_expand_prologue): Save SSE regs if needed.
31998 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31999 (ix86_emit_restore_sse_regs_using_mov): New.
32000 (ix86_expand_epilogue): Save SSE regs if needed.
32002 2009-01-06 Jan Hubicka <jh@suse.cz>
32003 Kai Tietz <kai.tietz@onevision.com>
32005 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
32006 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
32007 functions when accumulate outgoing args is off.
32009 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32012 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
32013 before using pseudos_have_intersected_live_ranges_p.
32015 * ira-int.h (ira_assert): Always define.
32017 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32019 AVX Programming Reference (December, 2008)
32020 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
32021 (_mm256_permute2_pd): Likewise.
32022 (_mm_permute2_ps): Likewise.
32023 (_mm256_permute2_ps): Likewise.
32024 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
32025 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
32027 * config/i386/i386.c (ix86_builtins): Remove
32028 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
32029 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
32030 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
32031 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
32032 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
32033 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
32034 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
32035 __builtin_ia32_vpermil2ps256.
32036 (ix86_init_mmx_sse_builtins): Updated.
32037 (ix86_expand_args_builtin): Likewise.
32039 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32041 * pa.c (output_call): Relocate non-jump insns in the delay slot of
32042 long absolute calls when generating PA 2.0 code.
32044 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
32046 PR rtl-optimization/38583
32047 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
32049 * params.def (ira-max-conflict-table-size): New.
32051 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
32053 * ira.h (ira_conflicts_p): New external definition.
32055 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
32056 table. Report this. Return result of building.
32057 (ira_build_conflicts): Use ira_conflicts_p. Check result of
32058 building conflict table.
32060 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
32061 (ira_color): Use ira_conflicts_p.
32063 * global.c: Include ira.h.
32064 (pseudo_for_reload_consideration_p, build_insn_chain): Use
32067 * Makefile.in (global.o): Add ira.h.
32069 * ira-build.c (mark_all_loops_for_removal,
32070 propagate_some_info_from_allocno): New.
32071 (remove_unnecessary_allocnos): Call
32072 propagate_some_info_from_allocno.
32073 (remove_low_level_allocnos): New.
32074 (remove_unnecessary_regions): Add parameter. Call
32075 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
32076 parameter to remove_unnecessary_regions.
32077 (ira_build): Remove all regions but root if the conflict table was
32078 not built. Update conflict hard regs for allocnos crossing calls.
32080 * ira.c (ira_conflicts_p): New global.
32081 (ira): Define and use ira_conflicts_p.
32083 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32084 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
32085 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
32087 2009-01-06 Ben Elliston <bje@au.ibm.com>
32089 * gengtype-lex.l (YY_NO_INPUT): Define.
32091 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
32094 * c-common.c (handle_vector_size_attribute): Also reject
32095 BOOLEAN_TYPE types.
32097 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
32099 PR tree-optimization/38492
32100 * graphite.c (rename_map_elt, debug_rename_elt,
32101 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
32102 rename_map_elt_info, eq_rename_map_elts,
32103 get_new_name_from_old_name, bb_in_sese_p): Moved around.
32104 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
32105 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
32106 (sese_build_livein_liveouts): New.
32107 (new_sese, free_sese): New.
32108 (new_scop): Call new_sese.
32109 (free_scop): Call free_sese.
32110 (rename_variables_from_edge, rename_phis_end_scop): Removed.
32111 (register_old_new_names): Renamed register_old_and_new_names.
32112 (register_scop_liveout_renames, add_loop_exit_phis,
32113 insert_loop_close_phis, struct igp,
32114 default_liveout_before_guard, add_guard_exit_phis,
32115 insert_guard_phis, copy_renames): New.
32116 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
32117 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
32118 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
32119 (scop_adjust_phis_for_liveouts): New.
32120 (gloog): Call scop_adjust_phis_for_liveouts.
32122 * graphite.h (struct sese): Documented. Added fields liveout,
32123 num_ver and livein.
32124 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
32125 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
32126 (struct scop): Added field liveout_renames.
32127 (SCOP_LIVEOUT_RENAMES): New.
32129 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32131 PR tree-optimization/38510
32132 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
32133 (translate_clast): Call recompute_all_dominators before
32135 (gloog): Call recompute_all_dominators before graphite_verify.
32137 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32138 Jan Sjodin <jan.sjodin@amd.com>
32140 PR tree-optimization/38500
32141 * graphite.c (create_sese_edges): Call fix_loop_structure after
32144 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
32146 * config.gcc: Add m32r*-*-rtems*.
32147 * config/m32r/rtems.h: New file.
32149 2009-01-05 Ben Elliston <bje@au.ibm.com>
32151 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
32152 (.po.pox): Likewise.
32153 (po/gcc.pot): Likewise.
32155 2009-01-04 David S. Miller <davem@davemloft.net>
32157 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
32158 (STARTING_FRAME_OFFSET): Always set to zero.
32160 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32162 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
32163 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
32164 fixed-point types, and vectors of the same.
32166 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32168 * config/mips/sync.md (*mb_barrier): Rename to...
32169 (*memory_barrier): ...this.
32171 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
32173 * doc/extend.texi (Function Attributes): Move @cindex after @item
32174 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
32175 and put in alphabetical order. Fix 'target' name and put in order.
32176 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
32179 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
32181 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
32182 (memory_barrier): Expand as unspec instead of unspec_volatile.
32183 Remove mem:BLK from insn operands. Use Pmode scratch register.
32184 (*memory_barrier): Define as unspec instead of unspec_volatile.
32185 Use (match_dup 0) as input operand.
32187 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
32188 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
32189 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
32190 scratch register. Remove operand 1.
32191 (*stbar): Define as unspec instead of unspec_volatile.
32192 Use (match_dup 0) as input operand, remove (const_int 8).
32193 (*membar): Define as unspec instead of unspec_volatile.
32194 Use (match_dup 0) as input operand, remove input operand 2.
32196 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32197 (memory_barrier): Expand as unspec instead of unspec_volatile.
32198 Remove mem:BLK from insn operands. Use Pmode scratch register.
32199 (*memory_barrier): Define as unspec instead of unspec_volatile.
32200 Use (match_dup 0) as input operand.
32202 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
32203 Remove mem:BLK from insn operands. Use Pmode scratch register.
32204 Set volatile flag on operand 0.
32205 (*memory_barrier): New insn pattern.
32207 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
32209 (*memory_barrier): Use (match_dup 0) as input operand.
32211 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
32212 Remove mem:BLK from insn operands. Use Pmode scratch register.
32213 Set volatile flag on operand 0.
32214 (*mb_internal): New insn pattern.
32216 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
32218 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32220 PR middle-end/38586
32221 * function.c (struct temp_slot): Move to the section of the file
32222 that deals with temp slots. Remove field 'address'.
32223 (temp_slot_address_table): New hash table of address -> temp slot.
32224 (struct temp_slot_address_entry): New struct, items for the table.
32225 (temp_slot_address_compute_hash, temp_slot_address_hash,
32226 temp_slot_address_eq, insert_temp_slot_address): Support functions
32228 (find_temp_slot_from_address): Rewrite to use the new hash table.
32229 (remove_unused_temp_slot_addresses): Remove addresses of temp
32230 slots that have been made available.
32231 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
32232 worker function for remove_unused_temp_slot_addresses.
32233 (assign_stack_temp_for_type): Don't clear the temp slot address list.
32234 Add the temp slot address to the address -> temp slot map.
32235 (update_temp_slot_address): Update via insert_temp_slot_address.
32236 (free_temp_slots): Call remove_unused_temp_slot_addresses.
32237 (pop_temp_slots): Likewise.
32238 (init_temp_slots): Allocate the address -> temp slot map, or empty
32239 the map if it is already allocated.
32240 (prepare_function_start): Initialize temp slot processing.
32242 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32244 PR middle-end/38584
32245 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
32246 Calculate the size of all stack vars assuming no packing of stack
32247 vars will happen, replacing a quadratic algorithm with a linear one.
32249 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32252 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
32255 2009-01-03 Diego Novillo <dnovillo@google.com>
32257 * doc/contrib.texi: Update contributions.
32259 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32262 * builtins.c (fold_builtin_memory_op): Give up if either operand
32263 is volatile. Set srctype or desttype to non-qualified version
32267 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32268 and FUNCTION_DECLs.
32270 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32272 PR rtl-optimization/35805
32273 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32274 problem if fast dce is able to remove any instructions.
32275 * dce.c (dce_process_block): Fix dump message.
32277 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32280 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32282 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32284 PR middle-end/38690
32285 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32286 * tree-pretty-print.c (op_code_prio): New function.
32287 (op_prio): No longer static. Use op_code_prio.
32288 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32289 Use op_prio and op_code_prio to determine if () should be
32290 printed around operand(s) or not.
32292 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32293 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32294 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32295 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32296 pp_character instead of pp_string for single letter printing.
32298 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32300 * doc/extend.texi: Fix '#pragma GCC option' typo.
32302 2009-01-02 Richard Guenther <rguenther@suse.de>
32304 * doc/install.texi (--enable-checking): Mention different
32305 default for stage1.
32306 (--enable-stage1-checking): Document.
32308 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32310 PR middle-end/30142
32311 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32312 case to be an error.
32314 2009-01-02 Ben Elliston <bje@au.ibm.com>
32316 * config/fp-bit.h (pack_d): Constify argument.
32317 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32318 (isnan): Constify argument.
32320 (iszero): Likewise.
32321 (pack_d): Likewise.
32322 (_fpadd_parts): Constify return type.
32323 (_fpmul_parts): Likewise.
32324 (_fpdiv_parts): Likewise.
32326 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32329 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32330 warn about overwriting initializer with side-effects or
32331 -Woverride-init if !IMPLICIT.
32332 (output_init_element): Likewise. Pass IMPLICIT down to
32334 (process_init_element): Add IMPLICIT argument. Pass it down
32335 to output_init_element.
32336 (push_init_element, pop_init_level, set_designator): Adjust
32337 process_init_element callers.
32338 (set_nonincremental_init, set_nonincremental_init_from_string):
32339 Adjust add_pending_init callers.
32340 (output_pending_init_elements): Adjust output_init_element callers.
32341 * c-tree.h (process_init_element): Adjust prototype.
32342 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32343 process_init_element callers.
32346 Copyright (C) 2009 Free Software Foundation, Inc.
32348 Copying and distribution of this file, with or without modification,
32349 are permitted in any medium without royalty provided the copyright
32350 notice and this notice are preserved.