1 2009-11-24 Michael Matz <matz@suse.de>
3 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
5 2009-11-24 David Binderman <dcb314@hotmail.com>
7 * expr.c (store_field): Remove set but not used local variable
9 (expand_expr_real_2): Remove treeop2.
10 * gcse.c (update_ld_motion_stores): Remove new_rtx.
11 * haifa-sched.c (max_issue): Remove points.
12 (sched_create_recovery_edges): Remove e.
13 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
15 2009-11-24 Nick Clifton <nickc@redhat.com>
17 * config/v850/v850.c (function_arg): Fix handling of zero-length
20 2009-11-24 Michael Matz <matz@suse.de>
22 * tree.h (union tree_ann_d): Don't declare.
23 (tree_base): Remove ann field.
24 (struct var_ann_d): Declare forward.
25 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
26 (DECL_VAR_ANN_PTR): New macro.
27 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
28 accept only VAR, PARM or RESULT decls.
29 (create_tree_common_ann): Remove.
30 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
31 * tree-eh.c (lookup_expr_eh_lp): Remove.
32 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
34 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
35 * tree-flow.h (enum tree_ann_type): Remove.
36 (struct tree_ann_common_d): Remove.
37 (struct var_ann_d): Remove common field.
38 (union tree_ann_d): Remove.
39 (tree_ann_t, tree_ann_common_t): Remove typedefs.
40 (tree_common_ann, get_tree_common_ann, ann_type,
41 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
42 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
43 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
44 * builtins.c (expand_builtin_memcpy): Use
45 currently_expanding_gimple_stmt instead of tree annotation.
46 (expand_builtin_memset_args): Ditto.
47 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
48 (expand_call_stmt): Don't set tree annotation.
49 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
50 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
51 * gimple.h (currently_expanding_gimple_stmt): Declare.
53 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
55 * dwarf2out.c (add_location_or_const_value_attribute): Remove
56 useless NOTE_VAR_LOCATION_STATUS call.
57 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
59 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
61 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
62 being called recursively.
64 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
66 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
67 $(MD5_H) params.def params.h prefix.h tree-inline.h.
69 2009-11-24 Paul Brook <paul@codesourcery.com>
71 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
74 2009-11-24 Julian Brown <julian@codesourcery.com>
75 Paul Brook <paul@codesourcery.com>
77 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
78 (arm_dwarf_register_span): New function.
79 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
81 2009-11-24 David Binderman <dcb314@hotmail.com>
83 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
84 local variable bb_note.
85 * dominance.c (get_dominated_by): Likewise local var n.
86 (output_file_names): Likewise local var idx.
87 (add_location_or_const_value_attribute): Likewise local var status.
88 * dwarf2out.c (gen_variable_die): Likewise local var field.
89 * emit-rtl.c (no_line_numbers): Remove.
90 (init_emit_once): Remove line_numbers parameter.
91 * rtl.h (init_emit_once): Adjust prototype.
92 * toplev.c (backend_init): Adjust init_emit_once call.
94 2009-11-24 Richard Guenther <rguenther@suse.de>
96 PR tree-optimization/42142
97 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
98 Handle iv-dependent (non-)kills properly.
99 (mark_aliased_reaching_defs_necessary): Pass the basic-block
100 of the reference statement to mark_aliased_reaching_defs_necessary_1.
102 2009-11-24 Martin Jambor <mjambor@suse.cz>
104 PR tree-optimization/42154
105 * tree-sra.c (struct access): Added comments.
106 (sra_modify_expr): Build references to the old aggregate with
107 build_ref_for_offset instead of reusing access->expr.
108 (load_assign_lhs_subreplacements): Likewise.
110 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
112 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
114 (sub<mode>3_carry): Ditto.
115 (x86_mov<mode>cc_0_m1): Ditto.
116 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
117 for ix86_carry_flag_operator operator predicate.
118 (*sub<mode>3_carry): Ditto.
119 (*x86_mov<mode>cc_0_m1): Ditto.
120 (*addsi3_carry_zext): Use VOIDmode match_operator for
121 ix86_carry_flag_operator operator predicate.
122 (*subsi3_carry_zext): Ditto.
123 (*x86_mov<mode>cc_0_m1_s): Ditto.
124 (*x86_mov<mode>cc_0_m1_neg): Ditto.
125 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
126 check operator sub-expressions for FLAGS_REG and const0_rtx.
127 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
128 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
129 (ix86_expand_int_addcc): Update calls to
130 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
131 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
132 Do not set mode of compare operation.
134 2009-11-23 Jan Hubicka <jh@suse.cz>
137 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
140 2009-11-23 Jan Hubicka <jh@suse.cz>
142 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
143 wrong profile updates.
144 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
145 having largest frequency.
146 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
147 used uninitalized warning.
148 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
151 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
153 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
154 of gen_rtx_REG to generate operand 5.
155 (*cmp_ssub_sidi): Ditto.
157 2009-11-23 Richard Henderson <rth@redhat.com>
159 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
162 2009-11-23 Paul Brook <paul@codesourcery.com>
164 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
165 case for noreturn functions.
166 (arm_compute_save_reg_mask): Remove special noreturn handling.
168 2009-11-23 Richard Guenther <rguenther@suse.de>
170 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
173 2009-11-22 Richard Henderson <rth@redhat.com>
175 * i386.c (avx_vpermilp_parallel): New function.
176 * i386-protos.h: Declare it.
177 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
178 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
179 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
180 (ssescalarnum, ssedoublesizemode): Add AVX modes.
181 (vpermilbits): Remove.
182 (avx_vpermil<mode>): Change insns to expanders.
183 (*avx_vpermil<mode>): New. Use vec_select.
185 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
187 * opts.c (decode_options): Don't enable flag_schedule_insns
188 when optimizing for size.
189 * doc/invoke.texi: Document change.
191 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
194 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
195 of scratch register to SImode.
196 (*cmp_sadd_sidi): Ditto.
197 (*cmp_ssub_si): Ditto.
198 (*cmp_ssub_sidi): Ditto.
200 2009-11-21 Ian Lance Taylor <iant@google.com>
202 * Makefile.in (HOST_LIBS): Move higher in file.
203 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
204 is not empty, set to $(CC) and $(CFLAGS).
206 2009-11-22 Martin Jambor <mjambor@suse.cz>
208 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
209 V_C_E of an SSA_NAME or an invariant if lvalue is required.
210 (verify_gimple_call): Verify LHS also with with
211 verify_types_in_gimple_reference.
213 2009-11-21 Martin Jambor <mjambor@suse.cz>
216 * tree-sra.c (access_precludes_ipa_sra_p): New function.
217 (splice_param_accesses): Check all accesses by calling
218 access_precludes_ipa_sra_p.
219 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
220 not convert types if it is true.
221 (sra_ipa_modify_assign): Convert types in case of mismatch.
223 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
225 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
228 2009-11-21 Adam Nemet <adambnemet@gmail.com>
230 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
231 (mips_mulsidi3_gen_fn): Declare new function.
232 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
233 * config/mips/mips.md (<u>mulsidi3): Change condition to use
234 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
235 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
236 (mulsidi3_64bit_dmul): New define_insn.
238 2009-11-21 Ben Elliston <bje@au.ibm.com>
240 * gengtype-lex.l: Enable noinput flex option.
241 (YY_NO_INPUT): Remove define.
243 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
245 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
246 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
247 (insert_debug_temps_for_defs): Handle PHI nodes.
248 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
251 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
253 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
254 after remove_phi_node.
256 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
258 PR tree-optimization/42078
259 * gimple.h (gimple_replace_lhs): New declaration.
260 * gimple.c (gimple_replace_lhs): New function.
261 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
264 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
266 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
267 (xop_mulv2div2di3_low): Same.
268 (*xop_pmacsdqh_mem): Same.
270 2009-11-20 Richard Henderson <rth@redhat.com>
272 * config/i386/i386-builtin-types.awk: New file.
273 * config/i386/i386-builtin-types.def: New file.
274 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
275 * config/i386/i386.c: Include it.
276 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
277 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
278 (struct builtin_isa): Remove GTY marker. Replace tree type with
279 ix86_builtin_func_type; add set_and_not_built_p.
280 (def_builtin): Change type parameter to tcode; use
281 ix86_get_builtin_func_type; update all callers. Accept zero mask
282 to mean the builtin is unconditionally available.
283 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
285 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
286 Update some users to rationalized enumeration codes from new include.
287 (enum multi_arg_type): Remove. Replace all enumeration values
288 with defines to new ix86_builtin_func_type.
289 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
290 all type resolution to def_builtin.
291 (ix86_init_builtin_types): Split out from ...
292 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
294 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
297 * config/rs6000/rs6000.c (struct machine_function): Revert
298 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
299 (rs6000_expand_to_rtl_hook): Ditto.
300 (rs6000_check_vector_mode): Ditto.
301 (compute_vrsave_mask): Ditto.
303 2009-11-20 Paul Brook <paul@codesourcery.com>
305 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
306 * config/arm/arm-cores.def: Add cortex-a5.
307 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
308 * config/arm/arm-tune.md: Regenerate.
310 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
313 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
314 (ref_pos): New field in structure.
315 (insert_new_var_in_stmt): New function.
318 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
320 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
321 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
322 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
323 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
324 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
325 INT_LEAST64_TYPE): Define.
326 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
327 UINT_LEAST64_TYPE): Define.
328 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
329 INT_FAST64_TYPE): Define.
330 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
331 UINT_FAST64_TYPE): Define.
332 (INTPTR_TYPE, UINTPTR_TYPE): Define.
334 2009-11-20 Julian Brown <julian@codesourcery.com>
336 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
337 specially for Thumb-1.
338 (ASM_OUTPUT_REG_POP): Likewise.
340 2009-11-19 Jason Merrill <jason@redhat.com>
342 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
344 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
345 Rafael Avila de Espindola <espindola@google.com>
347 * doc/plugins.texi (Plugin initialization): Added advices for
348 retrieving the version of GCC at plugin compilation and loading times.
350 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
352 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
353 (dump_active_plugins): output to file everything. Use
354 internationalized dump & FMT_FOR_PLUGIN_EVENT.
356 2009-11-19 Richard Guenther <rguenther@suse.de>
358 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
359 around truth-valued expressions.
360 * tree.c (free_lang_data): Untangle check for LTO frontend.
362 2009-11-19 Jakub Jelinek <jakub@redhat.com>
364 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
365 of cgraph_node_for_decl.
366 * cgraph.h (cgraph_node_for_decl): Remove prototype.
367 * cgraph.c (cgraph_node_for_decl): Remove.
368 (cgraph_get_node): Just return NULL if !cgraph_hash.
370 2009-11-19 Paul Brook <paul@codesourcery.com>
372 * config.gcc: Add new ARM --with-fpu options.
373 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
374 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
376 2009-11-18 Richard Guenther <rguenther@suse.de>
378 * gimple.h (union gimple_statement_d): Add gsmembase member.
379 (gimple_vuse_op): Use gsmembase for access.
380 (gimple_vdef_op): Likewise.
381 (gimple_vuse): Likewise.
382 (gimple_vdef): Likewise.
383 (gimple_vuse_ptr): Likewise.
384 (gimple_vdef_ptr): Likewise.
385 (gimple_set_vuse): Likewise.
386 (gimple_set_vdef): Likewise.
387 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
389 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
391 * doc/arm-neon-intrinsics.texi: Regenerated.
393 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
395 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
397 2009-11-18 Paul Brook <paul@codesourcery.com>
398 Daniel Jacobowitz <dan@codesourcery.com>
400 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
401 (arm_arch7em): New variable.
402 (all_architectures): Add armv7e-m.
403 (arm_override_options): Set arm_arch7em.
404 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
406 (arm_arch7em): Declare.
408 2009-11-18 Richard Guenther <rguenther@suse.de>
410 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
411 a valid field decl if checking is enabled.
413 2009-11-18 Martin Jambor <mjambor@suse.cz>
415 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
416 (lto_ipa_fixup_call_notes): Declare.
417 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
418 (update_call_notes_after_inlining): Copy call stmt uid to the new
420 (ipa_write_param_call_note): New function.
421 (ipa_read_param_call_note): New function
422 (ipa_write_node_info): Write also param call notes. Removed a bogus
423 comment, reformatted to fit 80 columns.
424 (ipa_read_node_info): Read also param call notes. Removed a bogus
425 comment. Remove ipa_edge_args_vector growth.
426 (lto_ipa_fixup_call_notes): New function.
427 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
428 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
429 inlining regardless of flag_wpa.
430 (cgraph_decide_inlining_of_small_functions): Likewise.
431 (cgraph_decide_inlining): Likewise.
432 (inline_read_summary): Likewise.
434 2009-11-18 Jan Hubicka <jh@suse.cz>
436 * predict.c (compute_function_frequency): Export.
437 * predict.h (compute_function_frequency): Declare.
438 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
440 2009-11-18 Martin Jambor <mjambor@suse.cz>
442 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
443 on all nodes we write summaries for.
445 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
448 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
449 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
450 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
451 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
452 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
453 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
454 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
457 2009-11-18 Jakub Jelinek <jakub@redhat.com>
459 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
461 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
464 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
466 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
468 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
469 cgraph_materialize_all_clones): Handle same_body aliases.
470 * cgraph.c (cgraph_allocate_node): New function.
471 (cgraph_create_node): Use it.
472 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
473 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
474 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
476 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
477 (input_node): Stream in same_body aliases.
478 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
479 for same_body aliases.
480 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
482 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
485 * config/darwin.h: Use the extension stub libraries to access
486 current libgcc_s features.
488 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
491 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
492 (vect_transform_loop): Call it.
494 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
496 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
499 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
503 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
505 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
506 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
507 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
508 (sese_bad_liveouts_use): New.
509 (sese_reset_debug_liveouts_bb): New.
510 (sese_build_liveouts): Use it.
511 (rename_variables_in_stmt): Reset debug stmts rather than creating
513 (expand_scalar_variable_stmt): Likewise.
515 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
517 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
518 (df_ref_remove): Likewise.
520 2009-11-17 Jan Hubicka <jh@suse.cz>
522 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
525 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
527 * toplev.c (process_options): Remove dead code.
528 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
530 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
532 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
535 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
537 PR tree-optimization/41857
538 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
539 TYPE's address space instead of pointer to TYPE.
541 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
543 * reload.c (find_reloads_address): Fix typo.
545 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
547 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
548 registers in leaf functions if possible.
550 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
552 * config/m68k/m68k-devices.def: Add MCF5441x family.
554 2009-11-17 Jan Hubicka <jh@suse.cz>
556 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
558 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
560 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
562 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
563 nest ior expressions.
564 (x86_64_szext_nonmemory_operand): Ditto.
565 (call_insn_operand): Ditto.
567 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
569 * stmt.c (expand_asm_stmt): Get locus from stmt.
571 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
573 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
574 Create the decl label for the new dest block on demand. Require
575 a fallthrough edge if no asm labels were redirected.
577 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
579 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
581 (cstoresi4): Ditto for operand 2.
582 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
583 patterns using SDWIM mode iterator.
584 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
585 using SWIM mode iterator.
586 (cmpdi_1): Rename from cmpdi_1_rex64.
587 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
589 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn using SWI
591 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
592 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
593 (*cmpqi_ext_3_insn): Make private.
594 (*cmpqi_ext_3_insn_rex64): Make private.
595 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
596 * config/i386/predicates.md (cmpsi_operand): Remove.
598 2009-11-16 Paul Brook <paul@codesourcery.com>
600 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
601 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
603 2009-11-14 Jan Hubicka <jh@suse.cz>
605 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
607 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
608 zero out all callees.
609 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
610 frequency and count match.
611 * ipa-inline.c (update_noncloned_frequencies): New function.
612 (cgraph_clone_inlined_nodes): Use it.
613 * tree-inline.c (copy_bb): Fix frequency scaling; output
614 diagnostic on frequency mismatches to dump file.
615 (initialize_cfun): Do not scale frequency; fix count scaling;
616 initialize entry and exit block frequencies; copy profile info.
617 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
618 (copy_body): Use frequency_scale as argument.
619 (expand_call_inline): Compute frequency scale and output diagnostic
621 (delete_unreachable_blocks_update_callgrah): Remove checking that
622 has to be done after edge redirection.
623 (tree_function_versioning): Update initialize_cfun and copy_body call.
625 2009-11-14 Jan Hubicka <jh@suse.cz>
627 * cgraph.c (cgraph_release_function_body): Update use of
628 ipa_transforms_to_apply.
629 (cgraph_remove_node): Remove ipa_transforms_to_apply.
630 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
631 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
633 (cgraph_materialize_clone): Remove original if dead.
634 * lto-streamer-in.c (lto_read_body): Remove FIXME and
635 ipa_transforms_to_apply hack.
636 * function.h (struct function): Add ipa_transforms_to_apply.
637 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
638 * tree-inline.c (copy_bb): Update sanity check.
639 (initialize_cfun): Do not copy ipa_transforms_to_apply.
640 (expand_call_inline): remove dead clone originals.
641 (tree_function_versioning): Merge transformation queues.
642 * passes.c (add_ipa_transform_pass): Remove.
643 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
645 (execute_all_ipa_transforms): Update.
646 (execute_one_pass): Update.
648 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
650 PR target/21078, 21080
651 * config/avr/avr.c (avr_return_addr_rtx): New function for
652 builtin_return_address.
653 (expand_prologue): Calculate stack usage.
654 (avr_asm_function_end_prologue): Output stack size and offset label.
655 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
656 (machine_function): Add stack_usage.
657 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
659 2009-11-14 Anatoly Sokolov <aesok@post.ru>
661 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
662 new 'outgoing' argument.
663 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
664 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
665 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
666 iq2000_function_value_regno_p.
667 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
668 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
671 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
674 * arm.md (adddi_sesidi_di): Place tied contraint first.
675 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
676 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
677 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
678 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
679 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
680 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
681 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
682 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
683 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
685 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
687 * config/i386/predicates.md (call_register_no_elim_operand):
688 New predicate. Reject stack register as valid call operand
690 (call_insn_operand): Use call_register_no_elim_operand.
692 2009-11-13 Richard Henderson <rth@redhat.com>
694 * function.c (stack_protect_prologue): Don't bypass expand_expr
695 for stack_protect_guard and guard_decl.
696 (stack_protect_epilogue): Likewise.
698 2009-11-13 Jan Hubicka <jh@suse.cz>
700 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
701 when to PUBLIC is set.
703 2009-11-13 Jakub Jelinek <jakub@redhat.com>
706 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
709 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
712 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
713 *call_value_1): Use "lsm" as operand 1 constraint.
714 * config/i386/predicates.md (call_insn_operand): Depend on
715 index_register_operand to avoid %esp register.
717 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
720 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
723 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
724 (TARGET_CALL_ESP): New define.
725 * config/i386/i386.c (initial_ix86_tune_features): Initialize
727 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
728 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
729 *call_1, *call_value_pop_1 and *call_value_1. Depend on
731 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
732 New patterns, use "lsm" as operand 1 constraint.
733 * config/i386/predicates.md (call_insn_operand): Depend on
734 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
736 2009-11-13 Jason Merrill <jason@redhat.com>
739 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
740 Don't emit a second declaration at any scope.
742 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
744 PR rtl-optimization/41697
745 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
746 a conditional jump has a single successor.
748 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
750 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
751 allocate reg_last when in case lazy_reg_last is true.
752 (init_deps_reg_last): New.
753 (free_deps): When max_reg is 0, this context is already freed.
754 * sched-int.h (init_deps_reg_last): Export.
755 (init_deps): Update prototype.
756 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
757 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
758 * ddg.c (build_intra_loop_deps): Likewise.
759 * sel-sched-ir.c (copy_deps_context, create_deps_context,
760 reset_deps_context, deps_init_id): Likewise.
761 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
762 (free_data_for_scheduled_insn): New, break down from ...
763 (free_first_time_insn_data): ... here.
764 (has_dependence_p): Allocate reg_last now, when it is needed.
765 (extend_insn_data): When maximal LUID is big enough, allocate
766 per-insn data in smaller chunks.
767 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
768 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
771 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
773 * config/i386/i386.md (call_value): Fix comment.
774 (sibcall_value): Ditto.
776 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
778 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
779 (MD_FROB_UPDATE_CONTEXT): Define.
781 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
782 Laurent GUERBY <laurent@guerby.net>
784 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
785 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
786 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
788 2009-11-12 Jan Hubicka <jh@suse.cz>
790 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
791 and clear DECL_COMMON on localized declarations.
793 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
796 * regrename.c (struct du_head): New structure; some elements moved
798 (struct du_chain): ... this one.
799 (open_chains, closed_chains): Now of type struct du_head *.
800 (do_replace): Accept du_head argument, not du_chain. All callers
801 changed. Modified code to match new data structures.
802 (build_def_use): Return a list of du_head structures. Modified code
803 to match new data structures.
804 (dump_def_use_chain): Accept du_head argument, not du_chain. All
805 callers changed. Modified code to match new data structures.
806 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
807 callers changed. Modified code to match new data structures.
808 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
809 Allocate a du_head structure as well as a du_chain when creating a
810 new chain. Modified other code to match new data structures.
812 2009-11-12 Jan Hubicka <jh@suse.cz>
814 * cgraph.h (varpool_node_name): Declare.
815 * cgraphunit.c (process_function_and_variable_attributes): Set
816 force_output flag on used variables.
817 * ipa.c (function_and_variable_visibility): Dump externally visible
818 and needed variables.
819 * varpool.c (varpool_node_name): Export.
820 (decide_is_variable_needed): Check COMDAT for externally visible vars;
823 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
826 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
827 processing if XEXP (x, i) is NULL.
829 2009-11-12 Jan Hubicka <jh@suse.cz>
831 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
832 imply PUBLIC || EXTERNAL.
834 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
837 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
838 single successor block, ending with jump created by RTL expander.
840 2009-11-11 Jan Hubicka <jh@suse.cz>
843 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
844 and WEAK variables at -fwhole-program.
847 * ipa.c (whole_program_function_and_variable_visility): COMDAT
848 functions/variables are not needed even if they are externally visible.
850 2009-11-11 Jan Hubicka <jh@suse.cz>
852 (patch by Richard Guenther)
853 * lto-streamer-out.c (output_function): Output head of argument list
855 * lto-streamer-in.c (input_function): Re-map arguments into merged
858 2009-11-11 Jan Hubicka <jh@suse.cz>
860 * lto-cgraph.c: Include gcov-io.h
861 (output_profile_summary): New function.
862 (output_cgraph): Use it.
863 (input_profile_summary): New function.
864 (input_cgraph): Use it.
865 * coverage.c (build_ctr_info_value): Use varpool; initalize
867 (create_coverage): Likewise.
868 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
869 (tree_init_edge_profiler): Likewise.
870 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
872 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
874 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
875 * c-pragma.c (def_pragma_macro_value): Likewise.
876 (def_pragma_macro): Likewise.
877 (pushed_macro_table): Likewise.
878 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
879 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
881 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
883 * doc/plugins.texi (Registering custom attributes): section
884 renamed as (Registering custom attributes or pragmas).
885 Mentions custom attributes & pragmas, and c_register_pragma, with
887 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
889 * doc/extend.texi (Function Attributes): Mentions that plugin can
890 provide their attributes.
892 2009-11-11 Jon Beniston <jon@beniston.com>
894 * config.gcc: Add lm32 elf and uclinux targets.
895 * config/lm32: New directory.
896 * config/lm32/lm32.c: New file.
897 * config/lm32/lm32.h: New file.
898 * config/lm32/lm32.md: New file.
899 * config/lm32/lm32.opt: New file.
900 * config/lm32/lm32-protos.h: New file.
901 * config/lm32/constraints.md: New file.
902 * config/lm32/predicates.md: New file.
903 * config/lm32/sfp-machine.h: New file.
904 * config/lm32/t-fprules-softfp: New file.
905 * config/lm32/uclinux-elf.h: New file.
906 * doc/invoke.texi: Document lm32 options.
907 * doc/contrib.texi: Document lm32 porter.
908 * doc/install.texi: Document lm32 targets.
910 2009-11-11 Martin Jambor <mjambor@suse.cz>
913 * ipa-prop.c (ipa_update_after_lto_read): Call
914 ipa_check_create_node_params and ipa_check_create_edge_args. Also
915 call ipa_initialize_node_params instead of ipa_populate_param_decls.
917 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
919 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
920 (neon_expand_vector_init): Use them. Also handle non-constant
921 vectors with identical elements and vectors with only one
922 non-constant element.
923 (arm_print_operand): Handle 'y' modifier.
924 * config/arm/arm-protos.h (neon_make_constant): Declare.
925 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
926 patterns. Use VX instead of VDQW for the first one. Allow
927 a VFP alternative and V32 modes for the second one.
928 * config/arm/neon.ml (shape_elt): Add Alternatives.
929 (ops): Use Alternatives for vdup lane instructions.
930 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
931 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
933 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
935 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
937 (movti, mov<mode>): Call force_reg on one operand if required.
938 * config/arm/vec-common.md (mov<mode>): Likewise.
940 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
942 * config/arm/arm.c (arm_override_options): Enable scheduling for
945 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
949 * expr.h (anti_adjust_stack_and_probe): Declare.
950 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
951 parameter and rewrite head comment.
952 (allocate_dynamic_stack_space): Adjust call to above function.
953 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
955 * tree.h (dwarf2out_args_size): Delete.
956 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
957 (dwarf2out_args_size_adjust): Delete prototype and move around.
958 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
959 ACCUMULATE_OUTGOING_ARGS targets.
961 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
963 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
964 DECL_SIZE of DECL_RESULT before evaluating it.
966 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
968 PR tree-optimization/41987
969 * fold-const.c (const_binop): Avoid using fold_buildN().
971 2009-11-10 Martin Jambor <mjambor@suse.cz>
973 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
974 (execute_all_ipa_stmt_fixups): Declare.
975 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
976 * ipa-inline.c (pass_ipa_inline): Likewise.
977 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
978 * ipa-reference.c (pass_ipa_reference): Likewise.
979 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
980 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
981 (pass_ipa_lto_finish_out): Likewise.
982 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
983 * passes.c (execute_ipa_stmt_fixups): New function.
984 (execute_all_ipa_stmt_fixups): New function.
985 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
987 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
990 * explow.c (probe_stack_range): Fix typo.
991 * config/sparc/sparc.md (probe_stack): New expander.
993 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
995 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
997 2009-11-09 Jason Merrill <jason@redhat.com>
999 * gdbinit.in (pgq): New function for printing gimple sequence.
1001 2009-11-09 Paul Brook <paul@codesourcery.com>
1002 Daniel Jacobowitz <dan@codesourcery.com>
1003 Sandra Loosemore <sandra@codesourcery.com>
1005 * doc/extend.texi (Half-Precision): Update wording to reflect
1006 that there are now multiple -mfpu options that enable fp16
1008 * doc/invoke.texi: Update list of ARM -mfpu= options.
1009 * config.gcc: Update ARM --with-fpu option list.
1010 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
1011 vfpv3xd and vfpv3xd-fp16.
1012 (use_vfp_abi): New function.
1013 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
1015 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
1016 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
1017 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
1018 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
1020 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
1022 (arm_print_operand): Handle 'p' modifier.
1023 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
1025 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
1026 (TARGET_FP16): Define.
1027 * config/arm/vfp.md: Disable double-precision patterns if the FPU
1028 does not provide them.
1029 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
1030 double-precision values on a single-precision FPU.
1031 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
1032 double-precision constants.
1033 (movhf_vfp_neon): New pattern (was movhf_vfp).
1034 (movhf_vfp): Remove NEON instructions.
1035 * config/arm/constraints.md: Add new "Dy" constraint for
1036 double-precision constants. Update description of "Dv".
1037 * config/arm/arm.md: Disable double-precision patterns if the FPU
1038 does not provide them
1040 2009-11-09 Jakub Jelinek <jakub@redhat.com>
1042 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
1043 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
1046 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
1048 * collect2.c (main): Search PLUGIN_LD for plugin linker.
1050 * configure.ac (--with-plugin-ld): New. Default to ld.
1051 * configure: Regenerated.
1052 * config.in: Likewise.
1054 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
1055 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
1057 2009-11-08 Jonathan Gray <jsg@openbsd.org>
1059 * config/openbsd-stdint.h: Change to reflect what
1060 c_common_nodes_and_builtins expects.
1062 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
1064 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
1066 2009-11-08 Jakub Jelinek <jakub@redhat.com>
1069 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
1070 function contains at least one local dynamic name.
1071 (print_operand) <case '&'>: Instead output operand lossage diagnostics
1072 here if that happens.
1074 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
1075 Joern Rennecke <amylaar@spamcop.net>
1077 * cfgrtl.c (pass_free_cfg): Add pass name.
1078 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
1079 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
1080 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
1081 * df-core.c (pass_df_initialize_no_opt): Likewise.
1082 * except.c (pass_rtl_eh): Likewise.
1083 * function.c (pass_init_function, pass_leaf_regs): Likewise.
1084 * gcse.c (pass_rtl_pre): Change pass name.
1085 * passes.c (pass_postreload): Add pass name.
1086 (make_pass_instance): Don't use duplicate-tracking logic for
1087 names starting with '*'.
1088 (next_pass_1): Assert that pass has a name.
1089 (register_one_dump_file): If there is an space in the name,
1091 * predict.c (pass_strip_predict_hints): Add pass name.
1092 * reg-stack.c (pass_stack_regs): Likewise.
1093 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1094 * tree-cfg.c (pass_warn_function_return,
1095 pass_warn_function_noreturn): Add pass name.
1096 * tree-dfa.c (pass_referenced_vars): Likewise.
1097 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
1098 Fix whitespace before comment.
1099 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
1100 (pass_init_datastructures): Add pass name.
1101 * tree-ssa-loop.c (pass_record_bounds): Likewise.
1102 * tree-ssa.c (pass_early_warn_uninitialized,
1103 pass_late_warn_uninitialized): Likewise.
1104 * tree.c (pass_ipa_free_lang_data): Likewise.
1105 * doc/passes.texi (pass manager): Document how to disambiguate
1108 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
1110 * df-problems.c: Fix documentation for forward simulation of LR.
1111 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
1112 (df_simulate_finalize_forwards): Remove.
1113 * df.h (df_simulate_finalize_forwards): Remove.
1115 2009-11-08 Richard Guenther <rguenther@suse.de>
1117 * tree-ssa-structalias.c (build_succ_graph): Properly make
1118 variables escape if they are stored to anything.
1120 2009-11-08 Richard Guenther <rguenther@suse.de>
1122 PR rtl-optimization/41928
1123 * loop-invariant.c (free_loop_data): If we didn't allocate
1124 loop data do not try to free it.
1126 2009-11-07 Jason Merrill <jason@redhat.com>
1128 * tree.c (reconstruct_complex_type): Preserve attributes.
1130 2009-11-07 Richard Guenther <rguenther@suse.de>
1132 * tree-ssa-structalias.c (build_succ_graph): Feed stores
1133 to anything only to variables that can take pointers.
1134 (get_constraint_for_ssa_var): Properly exclude full
1135 variables from expanding.
1136 (first_vi_for_offset): Avoid overflow in arithmetic.
1137 (first_or_preceding_vi_for_offset): Likewise.
1138 (count_num_arguments): Fix implementation.
1139 (gate_ipa_pta): Do not run when not optimizing.
1141 2009-11-07 David Binderman <dcb314@hotmail.com>
1143 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
1144 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
1145 set but not used variables.
1146 (apply_args_reg_offset): Comment out as unused.
1147 * calls.c (flags_from_decl_or_type): Likewise.
1148 * genautomata.c (check_regexp_units_distribution): Likewise.
1150 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
1152 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
1153 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
1154 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
1155 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
1156 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
1157 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
1158 operand alternatives.
1160 2009-11-06 Michael Matz <matz@suse.de>
1163 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
1164 of a potential reciprocal to really be reciprocals.
1166 2009-11-06 Jakub Jelinek <jakub@redhat.com>
1168 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
1169 lwpintrin.h after immintrin.h.
1170 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
1174 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
1175 or non-constant index, allow index one past the last element and
1176 allow exceeding array bound in arrays that might be used as flexible
1179 2009-11-05 Richard Henderson <rth@redhat.com>
1181 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
1183 2009-11-05 Paul Brook <paul@codesourcery.com>
1185 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
1186 (arm_fpu_desc): New.
1187 (all_fpus): Add FPU details.
1188 (fp_model_for_fpu): Remove.
1189 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
1190 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
1191 (arm_file_start): Use arm_fpu_desc.
1192 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
1193 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
1195 (TARGET_FPA_EMU2): Define.
1196 (arm_fp_model, fputype, arm_fpu_tune): Remove.
1197 (vfp_reg_type, arm_fpu_desc): New.
1198 * config/arm/arm.md (attr fpu): Simplify.
1199 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
1200 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
1201 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
1202 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
1203 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
1205 2009-11-05 Michael Matz <matz@suse.de>
1207 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
1209 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
1212 2009-11-04 Jason Merrill <jason@redhat.com>
1215 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
1216 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
1217 (output_constant): Avoid crash after error.
1219 2009-11-05 Martin Jambor <mjambor@suse.cz>
1221 * tree-sra.c (struct access): Changed comment of next_sibling field.
1222 (analyze_modified_params): Loop over accesses of a group rather than
1223 over all with the ame base, pass a common bitmap to
1225 (unmodified_by_ref_scalar_representative): Build link lists of
1226 accesses of a group.
1227 (splice_param_accesses): Likewise.
1229 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
1231 * df-scan.c (df-uses-record): Add case zero_extract of mem.
1233 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
1237 * config/i386/i386.md (probe_stack): New expander.
1238 (logical operation peepholes): Do not split stack checking probes.
1240 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1241 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1243 * doc/invoke.texi (-mlwp): Add documentation.
1244 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
1245 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
1246 (x86_64-*-*): Ditto.
1247 * config/i386/lwpintrin.h: New file, provide x86 compiler
1248 intrinisics for LWP.
1249 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
1250 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
1251 * config/i386/i386-c.c (ix86_target_macros_internal): Check
1253 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
1254 * config/i386/i386.opt (-mlwp): New switch for LWP support.
1255 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
1256 (OPTION_MASK_ISA_LWP_UNSET): New.
1257 (ix86_handle_option): Handle -mlwp.
1258 (isa_opts): Handle -mlwp.
1259 (enum pta_flags): Add PTA_LWP.
1260 (override_options): Add LWP support.
1261 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
1262 (IX86_BUILTIN_LLWPCB32): Ditto.
1263 (IX86_BUILTIN_LLWPCB64): Ditto.
1264 (IX86_BUILTIN_SLWPCB16): Ditto.
1265 (IX86_BUILTIN_SLWPCB32): Ditto.
1266 (IX86_BUILTIN_SLWPCB64): Ditto.
1267 (IX86_BUILTIN_LWPVAL16): Ditto.
1268 (IX86_BUILTIN_LWPVAL32): Ditto.
1269 (IX86_BUILTIN_LWPVAL64): Ditto.
1270 (IX86_BUILTIN_LWPINS16): Ditto.
1271 (IX86_BUILTIN_LWPINS32): Ditto.
1272 (IX86_BUILTIN_LWPINS64): Ditto.
1273 (enum ix86_special_builtin_type): Add LWP intrinsic support.
1274 (builtin_description): Ditto.
1275 (ix86_init_mmx_sse_builtins): Ditto.
1276 (ix86_expand_special_args_builtin): Ditto.
1277 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
1279 (UNSPEC_SLWP_INTRINSIC): Ditto.
1280 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
1281 (UNSPECV_LWPINS_INTRINSIC): Ditto.
1282 (lwp_llwpcbhi1): New lwp pattern.
1283 (lwp_llwpcbsi1): Ditto.
1284 (lwp_llwpcbdi1): Ditto.
1285 (lwp_slwpcbhi1): Ditto.
1286 (lwp_slwpcbsi1): Ditto.
1287 (lwp_slwpcbdi1): Ditto.
1288 (lwp_lwpvalhi3): Ditto.
1289 (lwp_lwpvalsi3): Ditto.
1290 (lwp_lwpvaldi3): Ditto.
1291 (lwp_lwpinshi3): Ditto.
1292 (lwp_lwpinssi3): Ditto.
1293 (lwp_lwpinsdi3): Ditto.
1295 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1296 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1299 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
1302 2009-11-04 Richard Guenther <rguenther@suse.de>
1303 Rafael Avila de Espindola <espindola@google.com>
1305 * gcc.c (process_command): Handle arguments name@offset.
1307 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1308 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1310 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
1311 (x86_64-*-*): Ditto.
1312 * config/i386/xopintrin.h: New file, provide common x86 compiler
1313 intrinisics for XOP.
1314 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
1315 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
1316 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1318 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
1319 * config/i386/i386.opt (-mxop): New switch for XOP support.
1320 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
1321 (UNSPEC_XOP_TRUEFALSE)
1322 (UNSPEC_XOP_PERMUTE)
1323 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
1324 (PPERM_*): New constants for vpperm instruction.
1325 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
1326 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
1327 (OPTION_MASK_ISA_XOP_UNSET): New.
1328 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
1329 (ix86_handle_option): Handle -mxop.
1330 (isa_opts): Handle -mxop.
1331 (enum pta_flags): Add PTA_XOP.
1332 (override_options): Add XOP support.
1333 (print_operand): Add code for XOP compare instructions.
1334 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
1335 (ix86_expand_int_vcond): Extend for XOP compare instruction.
1337 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
1338 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
1339 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
1340 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
1341 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
1342 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
1343 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
1345 (IX86_BUILTIN_VPCMOV256): Ditto.
1346 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
1347 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
1348 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
1349 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
1350 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
1351 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
1353 (IX86_BUILTIN_VPPERM): Ditto.
1355 (IX86_BUILTIN_VPMACSSWW): Ditto.
1356 (IX86_BUILTIN_VPMACSWW): Ditto.
1357 (IX86_BUILTIN_VPMACSSWD): Ditto.
1358 (IX86_BUILTIN_VPMACSWD): Ditto.
1359 (IX86_BUILTIN_VPMACSSDD): Ditto.
1360 (IX86_BUILTIN_VPMACSDD): Ditto.
1361 (IX86_BUILTIN_VPMACSSDQL): Ditto.
1362 (IX86_BUILTIN_VPMACSSDQH): Ditto.
1363 (IX86_BUILTIN_VPMACSDQL): Ditto.
1364 (IX86_BUILTIN_VPMACSDQH): Ditto.
1365 (IX86_BUILTIN_VPMADCSSWD): Ditto.
1366 (IX86_BUILTIN_VPMADCSWD): Ditto.
1368 (IX86_BUILTIN_VPHADDBW): Ditto.
1369 (IX86_BUILTIN_VPHADDBD): Ditto.
1370 (IX86_BUILTIN_VPHADDBQ): Ditto.
1371 (IX86_BUILTIN_VPHADDWD): Ditto.
1372 (IX86_BUILTIN_VPHADDWQ): Ditto.
1373 (IX86_BUILTIN_VPHADDDQ): Ditto.
1374 (IX86_BUILTIN_VPHADDUBW): Ditto.
1375 (IX86_BUILTIN_VPHADDUBD): Ditto.
1376 (IX86_BUILTIN_VPHADDUBQ): Ditto.
1377 (IX86_BUILTIN_VPHADDUWD): Ditto.
1378 (IX86_BUILTIN_VPHADDUWQ): Ditto.
1379 (IX86_BUILTIN_VPHADDUDQ): Ditto.
1380 (IX86_BUILTIN_VPHSUBBW): Ditto.
1381 (IX86_BUILTIN_VPHSUBWD): Ditto.
1382 (IX86_BUILTIN_VPHSUBDQ): Ditto.
1384 (IX86_BUILTIN_VPROTB): Ditto.
1385 (IX86_BUILTIN_VPROTW): Ditto.
1386 (IX86_BUILTIN_VPROTD): Ditto.
1387 (IX86_BUILTIN_VPROTQ): Ditto.
1388 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1389 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1390 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1391 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1393 (IX86_BUILTIN_VPSHLB): Ditto.
1394 (IX86_BUILTIN_VPSHLW): Ditto.
1395 (IX86_BUILTIN_VPSHLD): Ditto.
1396 (IX86_BUILTIN_VPSHLQ): Ditto.
1397 (IX86_BUILTIN_VPSHAB): Ditto.
1398 (IX86_BUILTIN_VPSHAW): Ditto.
1399 (IX86_BUILTIN_VPSHAD): Ditto.
1400 (IX86_BUILTIN_VPSHAQ): Ditto.
1402 (IX86_BUILTIN_VFRCZSS): Ditto.
1403 (IX86_BUILTIN_VFRCZSD): Ditto.
1404 (IX86_BUILTIN_VFRCZPS): Ditto.
1405 (IX86_BUILTIN_VFRCZPD): Ditto.
1406 (IX86_BUILTIN_VFRCZPS256): Ditto.
1407 (IX86_BUILTIN_VFRCZPD256): Ditto.
1409 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1410 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1411 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1412 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1413 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1414 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1415 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1416 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1418 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1419 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1420 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1421 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1422 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1423 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1424 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1425 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1427 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1428 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1429 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1430 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1431 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1432 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1433 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1434 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1436 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1437 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1438 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1439 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1440 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1441 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1442 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1443 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1445 (IX86_BUILTIN_VPCOMEQB): Ditto.
1446 (IX86_BUILTIN_VPCOMNEB): Ditto.
1447 (IX86_BUILTIN_VPCOMLTB): Ditto.
1448 (IX86_BUILTIN_VPCOMLEB): Ditto.
1449 (IX86_BUILTIN_VPCOMGTB): Ditto.
1450 (IX86_BUILTIN_VPCOMGEB): Ditto.
1451 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1452 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1454 (IX86_BUILTIN_VPCOMEQW): Ditto.
1455 (IX86_BUILTIN_VPCOMNEW): Ditto.
1456 (IX86_BUILTIN_VPCOMLTW): Ditto.
1457 (IX86_BUILTIN_VPCOMLEW): Ditto.
1458 (IX86_BUILTIN_VPCOMGTW): Ditto.
1459 (IX86_BUILTIN_VPCOMGEW): Ditto.
1460 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1461 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1463 (IX86_BUILTIN_VPCOMEQD): Ditto.
1464 (IX86_BUILTIN_VPCOMNED): Ditto.
1465 (IX86_BUILTIN_VPCOMLTD): Ditto.
1466 (IX86_BUILTIN_VPCOMLED): Ditto.
1467 (IX86_BUILTIN_VPCOMGTD): Ditto.
1468 (IX86_BUILTIN_VPCOMGED): Ditto.
1469 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1470 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1472 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1473 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1474 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1475 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1476 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1477 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1478 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1479 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1481 (enum multi_arg_type): New enum for describing the various XOP
1482 intrinsic argument types.
1483 (bdesc_multi_arg): New table for XOP intrinsics.
1484 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1485 (ix86_expand_multi_arg_builtin): New function for creating XOP
1488 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1489 (xop_pmacsww): Ditto.
1490 (xop_pmacssww): Ditto.
1491 (xop_pmacsdd): Ditto.
1492 (xop_pmacssdd): Ditto.
1493 (xop_pmacssdql): Ditto.
1494 (xop_pmacssdqh): Ditto.
1495 (xop_pmacsdql): Ditto.
1496 (xop_pmacsdql_mem): Ditto.
1497 (xop_mulv2div2di3_low): Ditto.
1498 (xop_pmacsdqh): Ditto.
1499 (xop_pmacsdqh_mem): Ditto.
1500 (xop_mulv2div2di3_high): Ditto.
1501 (xop_pmacsswd): Ditto.
1502 (xop_pmacswd): Ditto.
1503 (xop_pmadcsswd): Ditto.
1504 (xop_pmadcswd): Ditto.
1505 (xop_pcmov_<mode>): Ditto.
1506 (xop_pcmov_<mode>256): Ditto.
1507 (xop_phaddbw): Ditto.
1508 (xop_phaddbd): Ditto.
1509 (xop_phaddbq): Ditto.
1510 (xop_phaddwd): Ditto.
1511 (xop_phaddwq): Ditto.
1512 (xop_phadddq): Ditto.
1513 (xop_phaddubw): Ditto.
1514 (xop_phaddubd): Ditto.
1515 (xop_phaddubq): Ditto.
1516 (xop_phadduwd): Ditto.
1517 (xop_phadduwq): Ditto.
1518 (xop_phaddudq): Ditto.
1519 (xop_phsubbw): Ditto.
1520 (xop_phsubwd): Ditto.
1521 (xop_phsubdq): Ditto.
1523 (rotl<mode>3): Ditto.
1524 (rotr<mode>3): Ditto.
1525 (xop_rotl<mode>3): Ditto.
1526 (xop_rotr<mode>3): Ditto.
1527 (vrotr<mode>3): Ditto.
1528 (vrotl<mode>3): Ditto.
1529 (xop_vrotl<mode>3): Ditto.
1530 (vlshr<mode>3): Ditto.
1531 (vashr<mode>3): Ditto.
1533 (xop_ashl<mode>3): Ditto.
1534 (xop_lshl<mode>3): Ditto.
1535 (ashlv16qi3): Ditto.
1536 (lshlv16qi3): Ditto.
1537 (ashrv16qi3): Ditto.
1539 (xop_frcz<mode>2): Ditto.
1540 (xop_vmfrcz<mode>2): Ditto.
1541 (xop_frcz<mode>2256): Ditto.
1542 (xop_maskcmp<mode>3): Ditto.
1543 (xop_maskcmp_uns<mode>3): Ditto.
1544 (xop_maskcmp_uns2<mode>3): Ditto.
1545 (xop_pcom_tf<mode>3): Ditto.
1547 * doc/invoke.texi (-mxop): Add documentation.
1548 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1550 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1553 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1554 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1555 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1557 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1560 * arm.md (peephole2 patterns for move and compare): New.
1562 2009-11-04 Nick Clifton <nickc@redhat.com>
1564 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1565 Make sure that it does not allow CONST_DOUBLEs.
1566 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1567 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1568 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1569 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1570 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1571 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1572 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1573 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1574 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1575 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1576 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1577 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1578 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1579 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1580 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1582 2009-11-04 Richard Guenther <rguenther@suse.de>
1584 PR tree-optimization/41919
1585 * tree-vrp.c (test_for_singularity): Properly compare values.
1587 2009-11-04 Revital Eres <eres@il.ibm.com>
1589 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1590 Consider peeling for alignment only for stores and remove
1591 redundant assignment.
1593 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1596 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1597 (m68k_ok_for_sibcall_p): Handle different result return locations.
1599 2009-11-04 Richard Guenther <rguenther@suse.de>
1601 * c-opts.c (c_common_post_options): Move LTO option processing
1603 * opts.c (decode_options): ... here.
1605 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1607 * c-common.c (fold_offsetof_1): Use %wd instead of
1608 HOST_WIDE_INT_PRINT_DEC.
1610 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1612 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1615 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1617 * config.gcc (vax-*-linux*): Keep the original contents of
1618 tmake_file while adding vax/t-linux.
1620 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1624 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1625 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1626 (STACK_CHECK_MOVING_SP): Likewise.
1627 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1628 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1629 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1630 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1631 Document PROBE_STACK.
1632 * explow.c (anti_adjust_stack_and_probe): New function.
1633 (allocate_dynamic_stack_space): Do not directly allocate space if
1634 STACK_CHECK_MOVING_SP, instead invoke above function.
1635 (emit_stack_probe): Handle probe_stack insn.
1636 (PROBE_INTERVAL): New macro.
1637 (STACK_GROW_OPTAB): Likewise.
1638 (STACK_GROW_OFF): Likewise.
1639 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1640 loop condition in the small constant case. Rewrite in the general
1641 case to be immune to wraparounds. Make sure the address of probes
1642 is valid. Try to use [base + disp] addressing mode if possible.
1643 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1644 checking is enabled and STACK_CHECK_MOVING_SP.
1645 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1646 return 1 for volatile references to the stack pointer.
1647 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1648 __builtin_alloca if stack checking is enabled.
1649 * unwind-dw2.c (uw_identify_context): Take into account whether the
1650 context is that of a signal frame or not.
1651 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1652 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1654 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1656 PR rtl-optimization/41917
1657 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1658 operand isn't known to be 0, return 1.
1660 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1662 * config/mips/mips.md: Fix typos.
1664 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1666 * doc/invoke.texi: Fix typo.
1668 2009-11-03 Paul Brook <paul@codesourcery.com>
1670 * config/arm/neon.ml (vectype): Add T_floatSF.
1671 (string_of_vectype): Ditto.
1672 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1673 (deftypes): Use float for float32_t.
1674 * config/arm/arm_neon.h: Regenerate.
1676 2009-11-03 Nick Clifton <nickc@redhat.com>
1677 Kevin Buettner <kevinb@redhat.com>
1679 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1680 order of expected registers.
1681 (rx_load_multiple_vector): Likewise.
1682 (rx_rtsd_vector): Likewise.
1683 * config/rx/rx.c (rx_cpu_type): New variable.
1684 (rx_print_operand): Fix bug printing 64-bit constant values.
1685 (rx_emit_stack_pushm): Reverse order of pushed registers.
1686 (gen_rx_store_vector): Likewise.
1687 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1689 (is_exception_func): Rename to is_interrupt_func and only accept
1690 "interrupt" as the attribute name.
1691 (rx_get_stack_layout): Use new function name.
1692 (rx_func_attr_inlinable): Likewise.
1693 (rx_attribute_table): Remove "exception".
1694 (rx_expand_prologue): If necessary push the accumulator register
1695 in the prologue of interrupt functions.
1696 (rx_expand_epilogue): If necessary pop the accumulator.
1697 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1698 (rx_expand_builtin_stz): Remove.
1699 (rx_expand_builtin_mvtipl): New function.
1700 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1701 (rx_expand_builtin): Likewise.
1702 (rx_enable_fpu): New variable.
1703 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1704 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1705 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1706 (enum rx_cpu_types): Define.
1707 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1708 (INCOMING_FRAME_SP_OFFSET): Define.
1709 (ARG_POINTER_CFA_OFFSET): Define.
1710 (FRAME_POINTER_CFA_OFFSET): Define.
1711 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1712 (ALLOW_RX_FPU_INSNS): Define.
1713 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1714 fast_math_flags_set_p.
1715 (UNSPEC_BUILTIN_MVTIPL): Define.
1716 (revl): Rename to bswapsi2.
1717 (bswaphi2): New pattern.
1718 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1719 (mvtaclo): Likewise.
1721 (mvtc): Remove clobber of cc0.
1724 * config/rx/rx.opt (mieee): Remove.
1729 (msave-acc-in-interrupts): Add.
1730 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1731 (MULTILIB_DIRS): Likewise.
1732 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1733 * doc/extend.texi: Remove description of "exception" function
1735 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1736 -msave-acc-in-interrupts options.
1738 2009-11-03 Richard Guenther <rguenther@suse.de>
1740 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1742 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1745 * c-common.c (fold_offsetof_1): Issue errors when the member
1746 designator of the offsetof expression is not legitimate.
1748 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1750 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1751 names instead of numerical constants.
1752 (sse_prologue_save): Ditto.
1753 (*sse_prologue_save_insn): Ditto.
1755 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1759 (TARGET_CALL_ESP): New define.
1760 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1762 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1763 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1764 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1766 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1767 New patterns, use "lsm" as operand 1 constraint.
1768 * config/i386/predicates.md (call_insn_operand): Depend on
1769 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1771 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1773 PR tree-optimization/41857
1774 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1775 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1777 * tree-ssa-address.c (move_hint_to_base): New function.
1778 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1779 address space associated with TYPE.
1780 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1781 most_expensive_mult_to_index. Call move_hint_to_base.
1782 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1783 TYPE to addr_to_parts.
1785 2009-11-02 Martin Jambor <mjambor@suse.cz>
1787 PR tree-optimization/41750
1788 * tree-sra.c (analyze_modified_params): Loop over all
1789 representatives of components of a parameter.
1791 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1793 PR tree-optimization/41841
1794 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1795 local variables of not yet materialized clones.
1798 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1799 for a VOIDmode variable.
1802 * c-pragma.c (visstack): Change into vector of ints rather than
1803 enum symbol_visibility.
1804 (push_visibility): Add kind argument, push default_visibility together
1806 (pop_visibility): Add kind argument, return true if successful, fail
1807 if visibility stack is empty or if stack top is of different kind.
1808 (handle_pragma_visibility): Don't check length of visstack, instead
1809 call pop_visibility and issue diagnostics if it failed. Pass 0
1810 as last argument to push_visibility and pop_visibility.
1811 * c-pragma.h (push_visibility): Add kind argument.
1812 (pop_visibility): Likewise. Return bool instead of void.
1814 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1816 * tree.def (TARGET_MEM_REF): Update comment.
1817 * alias.c (get_alias_set): Retrieve the original memory reference for
1818 a TARGET_MEM_REF before proceeding.
1820 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1822 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1823 frv_function_value_regno_p): New functions.
1824 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1825 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1826 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1827 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1829 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1831 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1832 new 'outgoing' argument.
1833 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1834 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1835 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1836 LIBCALL_VALUE): Remove.
1837 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1838 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1839 (mh10300_function_value_regno_p): Declare.
1841 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1843 * config/arm/cortex-a9.md: New - integer pipeline description.
1845 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1847 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1848 aborting if the sizes of the two references don't match.
1850 2009-10-31 Toon Moene <toon@moene.org>
1852 * ipa-inline.c (cgraph_decide_inlining):
1853 Include reason for not inlining called-once functions in dump file.
1855 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1857 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1858 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1859 (LINK_SPEC): BE_LINK_SPEC added.
1861 2009-10-30 Richard Guenther <rguenther@suse.de>
1864 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1866 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1868 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1869 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1872 2009-10-30 Martin Jambor <mjambor@suse.cz>
1874 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1876 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1879 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1880 first. Move assert on stack_alignment_estimated just before
1881 setting stack_realign_needed.
1882 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1883 Don't call update_stack_boundary.
1885 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1886 (verride_options): Don't check ix86_force_align_arg_pointer here.
1887 (ix86_function_ok_for_sibcall): Use it.
1888 (ix86_update_stack_boundary): Likewise.
1890 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1892 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1894 * arm.md (QHSI): New mode iterator.
1895 (movqi): If generating for thumb, then truncate any immediate to
1897 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1899 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1902 2009-10-29 Cary Coutant <ccoutant@google.com>
1905 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1906 locations in the source).
1907 (store_vcall_insn): New function.
1908 (lookup_vcall_insn): New function.
1909 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1910 (dwarf2out_copy_call_info): New function.
1911 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1912 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1913 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1914 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1915 (debug_nothing_rtx_rtx): New dummy hook.
1916 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1917 (xcoff_debug_hooks): Likewise.
1918 * sdbout.c (sdb_debug_hooks): Likewise.
1919 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1921 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1923 * doc/invoke.texi (mmcount-ra-address): Document new command line
1925 * config/mips/mips.opt (mmcount-ra-address): New option.
1926 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1928 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1930 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1931 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1933 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1934 mips_function_profiler.
1936 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1940 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1941 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1942 * optc-gen.awk (cl_target_option_restore): Include call to
1943 targetm.override_options_after_change.
1944 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1945 * target.h (override_options_after_change): New.
1946 * c-common.c (parse_optimize_options): Call
1947 targetm.override_options_after_change.
1948 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1949 (ia64_override_options_after_change): New.
1950 (ia64_override_options) Add call to above.
1952 2009-10-29 Michael Matz <matz@suse.de>
1954 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1955 (gate_convert_to_rsqrt): Ditto.
1956 (pass_convert_to_rsqrt): Ditto.
1957 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1958 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1961 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1963 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1965 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1968 2009-10-29 Martin Jambor <mjambor@suse.cz>
1970 PR tree-optimization/41775
1971 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1972 (generate_subtree_copies): Do not unshare agg.
1973 (load_assign_lhs_subreplacements): Do not unshare rhs.
1974 (sra_modify_assign): Do not unshare exprs.
1975 (propagate_subacesses_accross_link): Renamed to
1976 propagate_subaccesses_across_link.
1978 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1980 * arm.c (count_insns_for_constant): Rework to support counting for
1981 thumb2 immediates as well.
1982 (find_best_start): Split out from arm_gen_constant.
1983 (arm_gen_constant): Rework to support XOR with immediate.
1985 2009-10-29 Chao-ying Fu <fu@mips.com>
1987 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1989 (mips_expand_synci_loop): Use the length rtx to control the
1990 synci loop from the begin rtx that points to the first byte of
1993 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1995 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1997 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1999 * dbxout.c (dbxout_common_check): Accept non public trees.
2000 * dwarf2out.c (fortran_common): Accept non public trees.
2002 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2004 * common.opt (fuse-linker-plugin): New option.
2005 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
2007 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
2009 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2011 PR rtl-optimization/39715
2012 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
2013 (gen_cstoresi_ltu_thumb1): New splitter.
2015 2009-10-28 Richard Guenther <rguenther@suse.de>
2019 * tree-ssa.c (useless_type_conversion_p): Do not treat
2020 conversions to pointers to incomplete types as useless.
2021 * gimple.c (gimple_types_compatible_p): Compare struct tags,
2024 2009-10-28 Jakub Jelinek <jakub@redhat.com>
2026 * var-tracking.c (emit_note_insn_var_location): Don't call the second
2027 vt_expand_loc unnecessarily when location is not a register nor
2031 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
2032 fields don't have DECL_NAME.
2035 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
2036 call convert_memory_address on addr.
2039 * config/i386/i386.c (ix86_pic_register_p): Don't call
2040 rtx_equal_for_cselib_p for VALUEs discarded as useless.
2042 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
2044 * var-tracking.c (emit_note_insn_var_location): Get the mode of
2045 a variable part from its REG, MEM or VALUE.
2047 2009-10-28 Richard Guenther <rguenther@suse.de>
2049 * gimple.c (gimple_get_alias_set): Fix comment typo.
2051 2009-10-28 Richard Guenther <rguenther@suse.de>
2053 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
2054 (free_lang_data): Unconditionally compute alias sets for all
2055 standard integer types. Bail out if gate bailed out previously.
2056 Do not reset the types_compatible_p langhook.
2057 (gate_free_lang_data): Remove.
2058 (struct pass_ipa_free_lang_data): Enable unconditionally.
2059 * gimple.c (gimple_get_alias_set): Use the same alias-set for
2062 2009-10-28 Richard Guenther <rguenther@suse.de>
2065 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
2066 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
2067 (call_may_clobber_ref_p_1): Likewise.
2068 * tree-ssa-structalias.c (find_func_aliases): Likewise.
2069 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2071 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2073 PR rtl-optimization/41812
2076 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2078 * df-problems.c (df_md_scratch): New.
2079 (df_md_alloc, df_md_free): Allocate/free it.
2080 (df_md_local_compute): Only include live registers in init.
2081 (df_md_transfer_function): Prune the in-set computed by
2082 the confluence function, and the gen-set too.
2084 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2086 PR rtl-optimization/39715
2087 * combine.c (simplify_comparison): Use extensions to
2088 widen comparisons. Try an ANDing first.
2090 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2092 PR rtl-optimization/40741
2093 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
2094 a small constant is cheap.
2095 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
2096 force_reg on the LHS.
2097 (xorsi3): Likewise, and split the XOR if the constant is complex
2098 and not in Thumb mode.
2100 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2102 * expmed.c (emit_store_flag): Check costs before
2103 transforming to the opposite representation.
2105 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2107 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
2108 cstore result to DImode.
2110 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2112 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
2113 inside the unspec vector.
2115 2009-10-27 Richard Henderson <rth@redhat.com>
2117 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2119 2009-10-27 Richard Henderson <rth@redhat.com>
2122 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
2123 eh_region_may_contain_throw; update users.
2124 (eh_region_may_contain_throw): New function.
2125 (lower_catch): Check flag_exceptions before creating exception region.
2126 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
2127 (lower_cleanup): Tidy existing flag_exceptions check to match.
2129 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
2132 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
2133 * config/i386/mingw.opt: Add fset-stack-executable.
2134 * config/i386/i386.c (ix86_trampoline_init): Make call to
2135 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
2136 defined and its value is not zero.
2139 2009-10-27 Richard Guenther <rguenther@suse.de>
2141 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
2142 handle calls to externally visible functions like in regular mode.
2143 (create_variable_info_for): Do not create function infos here.
2144 (have_alias_info): Remove write-only variable.
2145 (solve_constraints): New function split out from common code
2146 in compute_points_to_sets and ipa_pta_execute.
2147 (compute_points_to_sets): Adjust.
2148 (ipa_pta_execute): Likewise. Handle clones and externally visible
2149 functions like in non-IPA mode.
2151 2009-10-27 Jakub Jelinek <jakub@redhat.com>
2154 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
2157 2009-10-27 Richard Guenther <rguenther@suse.de>
2159 * tree-complex.c (expand_complex_div_wide): Check for
2160 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
2162 2009-10-27 Revital Eres <eres@il.ibm.com>
2164 PR tree-optimization/40648
2165 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2166 Change decision of when to peel for alignment.
2168 2009-10-27 Richard Guenther <rguenther@suse.de>
2171 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
2173 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
2176 * fold-const.c (fold_binary_loc): Do not call
2177 protected_set_expr_location.
2179 2009-10-27 Wei Guozhi <carrot@google.com>
2182 * target.h (have_conditional_execution): Add a new target hook
2184 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
2185 * targhooks.h (default_have_conditional_execution): Likewise.
2186 * targhooks.c (default_have_conditional_execution): Likewise.
2187 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
2188 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
2189 (arm_have_conditional_execution): New function.
2190 * ifcvt.c (noce_process_if_block, find_if_header,
2191 cond_exec_find_if_block, dead_or_predicable): Change the usage of
2192 macro HAVE_conditional_execution to a target hook call.
2193 * recog.c (peephole2_optimize): Likewise.
2194 * sched-rgn.c (add_branch_dependences): Likewise.
2195 * final.c (asm_insn_count, final_scan_insn): Likewise.
2196 * bb-reorder.c (HAVE_conditional_execution): Remove it.
2198 2009-10-26 Ben Elliston <bje@au.ibm.com>
2199 Michael Meissner <meissner@linux.vnet.ibm.com>
2200 Ulrich Weigand <uweigand@de.ibm.com>
2202 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
2203 * config/spu/spu_cache.h: New file.
2205 * config/spu/cachemgr.c: New file.
2206 * config/spu/cache.S: New file.
2208 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
2209 (ADDR_SPACE_EA): Define.
2210 (TARGET_ADDR_SPACE_KEYWORDS): Define.
2211 * config/spu/spu.c (EAmode): New macro.
2212 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2213 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2214 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
2215 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2216 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2217 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2218 (TARGET_ASM_SELECT_SECTION): Likewise.
2219 (TARGET_ASM_UNIQUE_SECTION): Likewise.
2220 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
2221 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2222 (ea_symbol_ref): New function.
2223 (spu_legitimate_constant_p): Handle __ea qualified addresses.
2224 (spu_addr_space_legitimate_address_p): New function.
2225 (spu_addr_space_legitimize_address): Likewise.
2226 (cache_fetch): New global.
2227 (cache_fetch_dirty): Likewise.
2228 (ea_alias_set): Likewise.
2229 (ea_load_store): New function.
2230 (ea_load_store_inline): Likewise.
2231 (expand_ea_mem): Likewise.
2232 (spu_expand_mov): Handle __ea qualified memory references.
2233 (spu_addr_space_pointer_mode): New function.
2234 (spu_addr_space_address_mode): Likewise.
2235 (spu_addr_space_subset_p): Likewise.
2236 (spu_addr_space_convert): Likewise.
2237 (spu_section_type_flags): Handle "._ea" section.
2238 (spu_select_section): New function.
2239 (spu_unique_section): Likewise.
2240 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
2241 and __EA64__ predefined macros.
2242 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
2243 -matomic-updates switches.
2245 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
2246 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
2247 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
2248 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
2249 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
2250 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
2251 $(T)cache128k.o): Likewise.
2252 ($(T)libgcc_%.a): Likewise.
2254 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
2255 * config/spu/spu.opt (-mea32/-mea64): Add switches.
2256 (-maddress-space-conversion): Likewise.
2257 (-mcache-size=): Likewise.
2258 (-matomic-updates): Likewise.
2259 * doc/invoke.texi (-mea32/-mea64): Document.
2260 (-maddress-space-conversion): Likewise.
2261 (-mcache-size=): Likewise.
2262 (-matomic-updates): Likewise.
2264 2009-10-26 Ben Elliston <bje@au.ibm.com>
2265 Michael Meissner <meissner@linux.vnet.ibm.com>
2266 Ulrich Weigand <uweigand@de.ibm.com>
2268 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
2270 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
2271 defined, add the named address space keywords.
2272 (c_addr_space_name): New function.
2273 (complete_array_type): Preserve named address space.
2274 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
2275 instead of targetm.valid_pointer_mode.
2277 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
2278 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
2279 (ADDR_SPACE_KEYWORD): New macro.
2280 (c_addr_space_name): Add prototype.
2282 * c-tree.h (struct c_declspecs): Add address_space member.
2283 (declspecs_add_addrspace): Add prototype.
2285 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
2287 * c-parser.c (c_parse_init): Add assertion.
2288 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
2289 (c_lex_one_token): Handle address space keywords.
2290 (c_token_starts_typename): Likewise.
2291 (c_token_starts_declspecs): Likewise.
2292 (c_parser_declspecs): Likewise.
2293 (c_parser_postfix_expression_after_paren_type): Diagnose compound
2294 literal within function qualified with named address space.
2296 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
2297 address space qualifiers.
2298 (shadow_tag_warned): Warn about useless address space qualifiers.
2299 (quals_from_declspecs): Handle address space qualifiers.
2300 (grokdeclarator): Likewise.
2301 (build_null_declspecs): Likewise.
2302 (declspecs_add_addrspace): New function.
2304 * c-typeck.c (addr_space_superset): New function.
2305 (qualify_type): Handle named address spaces.
2306 (composite_type): Likewise.
2307 (common_pointer_type): Likewise.
2308 (comp_target_types): Likewise.
2309 (build_conditional_expr): Likewise.
2310 (handle_warn_cast_qual): Likewise.
2311 (build_c_cast): Likewise.
2312 (convert_for_assignment): Likewise.
2313 (build_binary_op): Likewise.
2314 (pointer_diff): Handle named address spaces. Use intermediate
2315 integer type of sufficient size if required.
2317 2009-10-26 Ben Elliston <bje@au.ibm.com>
2318 Michael Meissner <meissner@linux.vnet.ibm.com>
2319 Ulrich Weigand <uweigand@de.ibm.com>
2321 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
2322 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2323 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2325 * target.h (struct target_def): Add pointer_mode, address_mode,
2326 and valid_pointer_mode to addr_space substructure.
2327 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2328 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2329 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2330 (TARGET_ADDR_SPACE_HOOKS): Add them.
2331 * targhooks.c (target_default_pointer_address_modes_p): New function.
2332 * target.h (target_default_pointer_address_modes_p): Add prototype.
2333 * targhooks.c (default_addr_space_pointer_mode): New function.
2334 (default_addr_space_address_mode): Likewise.
2335 (default_addr_space_valid_pointer_mode): Likewise.
2336 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
2337 (default_addr_space_address_mode): Likewise.
2338 (default_addr_space_valid_pointer_mode): Likewise.
2339 * output.h (default_valid_pointer_mode): Move to ...
2340 * targhooks.h (default_valid_pointer_mode): ... here.
2341 * varasm.c (default_valid_pointer_mode): Move to ...
2342 * targhooks.c (default_valid_pointer_mode): ... here.
2344 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
2345 instead of targetm.valid_pointer_mode.
2347 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
2348 * tree.c (integer_pow2p): Likewise.
2349 (tree_log2): Likewise.
2350 (tree_floor_log2): Likewise.
2351 (signed_or_unsigned_type_for): Support pointer type of different size.
2352 (int_or_pointer_precision): New function.
2353 * tree.h (int_or_pointer_precision): Add prototype.
2354 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
2355 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
2356 incoming pointer type instead of POINTER_SIZE.
2358 * tree.c (build_pointer_type): Use appropriate pointer mode
2359 instead of ptr_mode.
2360 (build_reference_type): Likewise.
2361 * expr.c (store_expr): Likewise.
2362 (expand_expr_addr_expr): Likewise.
2363 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
2364 * cfgexpand.c (expand_debug_expr): Likewise.
2366 * auto-inc-dec.c: Include "target.h".
2367 (try_merge): Use appropriate address mode instead of Pmode.
2368 (find_inc): Likewise.
2369 * combine.c (find_split_point): Likewise.
2370 * cselib.c (cselib_record_sets): Likewise.
2371 * dse.c (replace_inc_dec): Likewise.
2372 (canon_address): Likewise.
2373 * var-tracking.c (replace_expr_with_values): Likewise.
2374 (count_uses): Likewise.
2375 (add_uses): Likewise.
2376 (add_stores): Likewise.
2377 * emit-rtl.c: Include "target.h".
2378 (adjust_address_1): Use appropriate address mode instead of Pmode.
2379 (offset_address): Likewise.
2380 * explow.c (break_out_memory_refs): Likewise.
2381 (memory_address_addr_space): Likewise.
2382 (promote_mode): Likewise.
2383 * expr.c (move_by_pieces): Likewise.
2384 (emit_block_move_via_loop): Likewise.
2385 (store_by_pieces): Likewise.
2386 (store_by_pieces_1): Likewise.
2387 (expand_assignment): Likewise.
2388 (store_constructor): Likewise.
2389 (expand_expr_addr_expr): Likewise.
2390 (expand_expr_real_1): Likewise.
2391 * cfgexpand.c (expand_debug_expr): Likewise.
2392 * ifcvt.c (noce_try_cmove_arith): Likewise.
2393 * regcprop.c (kill_autoinc_value): Likewise.
2394 * regmove.c (try_auto_increment): Likewise.
2395 * reload.c (find_reloads): Likewise.
2396 (find_reloads_address): Likewise.
2397 (find_reloads_address_1): Likewise.
2398 * sched-deps.c: Include "target.h".
2399 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2400 (sched_analyze_2): Likewise.
2401 * sel-sched-dump.c: Include "target.h".
2402 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2403 * stor-layout.c (layout_type): Likewise.
2404 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2405 (multiplier_allowed_in_address_p): Likewise.
2406 (get_address_cost): Likewise.
2407 * varasm.c (make_decl_rtl): Likewise.
2409 * expr.c (expand_assignment): Always convert offsets to appropriate
2411 (store_expr): Likewise.
2412 (store_constructor): Likewise.
2413 (expand_expr_real_1): Likewise.
2415 * reload.h (form_sum): Add MODE argument.
2416 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2417 Update recursive calls.
2418 (subst_indexed_address): Update calls to form_sum.
2420 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2421 * tree-ssa-address.c: Include "target.h".
2422 (templates): Replace by ...
2423 (mem_addr_template_list): ... this new vector.
2424 (TEMPL_IDX): Handle address space numbers.
2425 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2426 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2427 instead of global cache. Update call to gen_addr_rtx.
2428 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2429 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2431 * rtl.h (convert_memory_address_addr_space): Add prototype.
2432 (convert_memory_address): Define as macro.
2433 * explow.c (convert_memory_address): Rename to ...
2434 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2435 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2436 Update recursive calls.
2437 (memory_address_addr_space): Call convert_memory_address_addr_space.
2438 * expmed.c (make_tree): Likewise.
2439 * expr.c (expand_assignment): Likewise.
2440 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2441 (expand_expr_addr_expr): Likewise. Also, update call.
2443 * alias.c (find_base_value): Guard pointer size optimizations.
2444 (find_base_term): Likewise.
2445 * rtlanal.c (nonzero_bits1): Likewise.
2446 (num_sign_bit_copies1): Likewise.
2447 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2449 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2450 (emit-rtl.o): Likewise.
2451 (auto-inc-dec.o): Likewise.
2452 (sched-deps.o): Likewise.
2454 2009-10-26 Ben Elliston <bje@au.ibm.com>
2455 Michael Meissner <meissner@linux.vnet.ibm.com>
2456 Ulrich Weigand <uweigand@de.ibm.com>
2458 * doc/extend.texi (Named Address Spaces): New section.
2459 * coretypes.h (addr_space_t): New type.
2460 (ADDR_SPACE_GENERIC): New define.
2461 (ADDR_SPACE_GENERIC_P): New macro.
2463 * doc/tm.texi (Named Address Spaces): New section.
2464 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2465 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2466 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2467 (TARGET_ADDR_SPACE_CONVERT): Document.
2468 * target.h (struct gcc_target): Add addr_space substructure.
2469 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2470 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2471 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2472 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2473 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2474 (TARGET_INITIALIZER): Initialize addr_space hooks.
2475 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2476 (default_addr_space_legitimize_address): Likewise.
2477 (default_addr_space_subset_p): Likewise.
2478 (default_addr_space_convert): Likewise.
2479 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2480 (default_addr_space_legitimize_address): Likewise.
2481 (default_addr_space_subset_p): Likewise.
2482 (default_addr_space_convert): Likewise.
2484 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2485 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2486 (MEM_ADDR_SPACE): New macro.
2487 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2488 address space memory attribute.
2489 (mem_attrs_htab_hash): Handle address space memory attribute.
2490 (mem_attrs_htab_eq): Likewise.
2491 (set_mem_attributes_minus_bitpos): Likewise.
2492 (set_mem_alias_set): Likewise.
2493 (set_mem_align): Likewise.
2494 (set_mem_expr): Likewise.
2495 (set_mem_offset): Likewise.
2496 (set_mem_size): Likewise.
2497 (adjust_address_1): Likewise.
2498 (offset_address): Likewise.
2499 (widen_memoy_address): Likewise.
2500 (get_spill_slot_decl): Likewise.
2501 (set_mem_attrs_for_spill): Likewise.
2502 (set_mem_addr_space): New function.
2503 * emit-rtl.h (set_mem_addr_space): Add prototype.
2504 * print-rtl.c (print_rtx): Print address space memory attribute.
2505 * expr.c (expand_assignment): Set address space memory attribute
2506 of generated MEM RTXes as appropriate.
2507 (expand_expr_real_1): Likewise.
2508 * cfgexpand.c (expand_debug_expr): Likewise.
2509 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2511 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2512 size of "spare" bitfield.
2513 (TYPE_ADDR_SPACE): New macro.
2514 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2515 (DECODE_QUAL_ADDR_SPACE): Likewise.
2516 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2517 (KEEP_QUAL_ADDR_SPACE): Likewise.
2518 (TYPE_QUALS): Encode type address space.
2519 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2520 * tree.c (set_type_quals): Set type address space.
2521 (build_array_type): Inherit array address space from element type.
2522 * print-tree.c (print_node_brief): Print type address space.
2523 (print_node): Likewise.
2524 * tree-pretty-print.c (dump_generic_node): Likewise.
2526 * explow.c (memory_address): Rename to ...
2527 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2528 Use address-space aware variants of memory address routines.
2529 * recog.c (memory_address_p): Rename to ...
2530 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2531 Use address-space aware variants of memory address routines.
2532 (offsettable_address_p): Rename to ...
2533 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2534 Use address-space aware variants of memory address routines.
2535 * reload.c (strict_memory_address_p): Rename to ...
2536 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2537 Use address-space aware variants of memory address routines.
2538 (maybe_memory_address_p): Rename to ...
2539 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2540 Use address-space aware variants of memory address routines.
2541 * expr.h (memory_address_addr_space): Add prototype.
2542 (memory_address): Define as macro.
2543 * recog.h (memory_address_addr_space_p): Add prototype.
2544 (memory_address_p): Define as macro.
2545 (offsettable_address_addr_space_p): Add prototype.
2546 (offsettable_address_p): Define as macro.
2547 (strict_memory_address_addr_space_p): Add prototype.
2548 (strict_memory_address_p): Define as macro.
2550 * combine.c (find_split_point): Use address-space aware variants
2551 of memory address routines.
2552 * emit-rtl.c (operand_subword): Likewise.
2553 (change_address_1): Likewise.
2554 (adjust_address_1): Likewise.
2555 (offset_address): Likewise.
2556 * expr.c (emit_move_insn): Likewise.
2557 (expand_assignment): Likewise.
2558 (expand_expr_real_1): Likewise.
2559 * recog.c (verify_changes): Likewise.
2560 (general_operand): Likewise.
2561 (offsettable_memref_p): Likewise.
2562 (offsettable_nonstrict_memref_p): Likewise.
2563 (constrain_operands): Likewise.
2564 * reload.c (get_secondary_mem): Likewise.
2565 (find_reloads_toplev): Likewise.
2566 (find_reloads_address): Likewise.
2567 (find_reloads_subreg_address): Likewise.
2568 * reload1.c (reload): Likewise.
2569 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2570 * rtl.h (address_cost): Add ADDRSPACE argument.
2571 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2572 aware variant of memory address routines.
2573 * loop-invariant.c (create_new_invariant): Update address_cost call.
2574 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2575 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2576 Use address-space aware variant of memory address routines.
2577 (propagate_rtx_1): Update call to should_replace_address.
2578 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2580 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2581 ADDRSPACE argument. Use per-address-space instead of global cache.
2582 Use address-space aware variant of memory address routines.
2583 (get_address_cost): Likewise.
2584 (get_computation_cost_at): Update calls.
2585 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2586 Use address-space aware variant of memory address routines.
2587 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2588 (most_expensive_mult_to_index): Update call to
2589 multiplier_allowed_in_address_p.
2591 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2592 attribute to indicate named address spaces.
2594 * varasm.c (get_variable_section): DECLs in named address spaces
2597 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2598 for addresses in a non-generic address space.
2600 * expr.c (emit_block_move_hints): Do not use libcalls for
2601 memory in non-generic address spaces.
2602 (clear_storage_hints): Likewise.
2603 (expand_assignment): Likewise.
2605 * fold-const.c (operand_equal_p): Expressions refering to different
2606 address spaces are not equivalent.
2608 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2609 spaces are not equivalent.
2610 (rtx_equal_p): Likewise.
2611 * cse.c (exp_equiv_p): Likewise.
2612 * jump.c (rtx_renumbered_equal_p): Likewise.
2613 * reload.c (operands_match_p): Likewise.
2615 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2616 address spaces may alias.
2617 (true_dependence): Likewise.
2618 (canon_true_dependence): Likewise.
2619 (write_dependence_p): Likewise.
2621 * dse.c (canon_address): Handle named address spaces.
2622 * ifcvt.c (noce_try_cmove_arith): Likewise.
2624 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2625 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2626 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2627 to handle conversions between different address spaces.
2628 * fold-const.c (fold_convert_loc): Likewise.
2629 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2630 * tree-pretty-print.c (dump_generic_node): Likewise.
2631 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2632 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2633 * tree-inline.c (estimate_operator_cost): Likewise.
2634 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2635 to different address spaces are not useless.
2637 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2640 * cfgcleanup.c (trivially_empty_bb_p): New function.
2641 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2644 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2645 add_name_and_src_coords_attributes, gen_namespace_die,
2646 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2648 2009-10-26 Nick Clifton <nickc@redhat.com>
2650 * config.gcc: Add support for RX target.
2651 * config/rx: New directory.
2652 * config/rx/constraints.md: New file.
2653 * config/rx/predicates.md: New file.
2654 * config/rx/rx.c: New file.
2655 * config/rx/rx.h: New file.
2656 * config/rx/rx.md: New file.
2657 * config/rx/rx.opt: New file.
2658 * config/rx/rx-protos.h: New file.
2659 * config/rx/t-rx: New file.
2660 * doc/extend.texi: Document RX function attributes.
2661 * doc/invoke.texi: Document RX specific command line options.
2662 * doc/contrib.texi: Document RX contribution.
2663 * doc/md.texi: Document RX constraints.
2664 * doc/install.texi: Document RX support.
2666 2009-10-26 Michael Matz <matz@suse.de>
2668 PR tree-optimization/41783
2669 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2670 case for simple diamonds.
2671 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2672 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2673 argument, use alias oracle to skip some vdefs.
2674 (phi_translate_1): Change call to above, don't allocate new
2675 value ids if they can stay the same.
2676 (compute_avail): Allow vuse walking when looking up references.
2678 2009-10-26 Richard Guenther <rguenther@suse.de>
2680 PR tree-optimization/41826
2681 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2682 access to re-allocated vector fields.
2684 2009-10-26 Richard Guenther <rguenther@suse.de>
2686 * graphite-sese-to-poly.c (check_poly_representation): Fix
2687 compile without checking.
2689 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2692 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2693 * gimplify.c (tree_should_carry_location_p,
2694 tree_annotate_one_with_location,tree_annotate_all_with_location):
2695 Remove obsolete functions.
2697 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2700 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2702 2009-10-25 Richard Guenther <rguenther@suse.de>
2704 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2705 Stream DECL_RESTRICTED_P.
2706 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2708 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2710 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2711 a note when expanding to nothing.
2713 2009-10-25 Richard Guenther <rguenther@suse.de>
2716 * tree.c (find_decls_types_r): Deal with Java overloading
2717 BINFO_VIRTUALS for its own purpose.
2719 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2721 * config/mips/predicates.md (hilo_operand): New predicate.
2722 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2723 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2724 splitter part from here ...:
2725 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2726 op0 and op4 to match the DINS case.
2727 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2729 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2732 * avr.md (QIDI): Add new mode iterator.
2733 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2734 patterns for all QI thru DI modes combinations.
2735 (sbrx_and_branch<mode>): Create new and based bit test and jump
2736 patterns for QI thru SI modes.
2737 avr.c (avr_out_sbxx_branch): Use only bit number.
2739 2009-10-24 Jan Hubicka <jh@suse.cz>
2741 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2743 (analyze_function): When analyzing noreturn nothrow call, do not
2744 compute written stats; free bitmaps of vars early if possible.
2745 (generate_summary): Only update bitmaps if computed.
2746 (propagate): Only dump bitmaps if computed.
2747 (ipa_reference_read_summary): Fix pasto.
2749 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2751 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2752 (aliasing_component_refs_p): ...this. Return true if there is no
2753 common base and the base access types have the same alias set.
2754 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2755 (indirect_refs_may_alias_p): Likewise.
2757 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2760 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2761 a C_MAYBE_CONST_EXPR.
2763 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2766 * config/rs6000/rs6000.c (struct machine_function): Add
2767 vsx_or_altivec_used_p to record if vector types are used.
2768 (rs6000_expand_to_rtl_hook): Rename from
2769 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2770 any vector operations, so if there are, we can set VRSAVE to
2771 non-zero when only floating point vector registers are used.
2772 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2773 (rs6000_check_vector_mode): Inner function to check if vector
2774 types are used in the code.
2775 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2776 vector instructions are used.
2778 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2779 Indicate that VSX registers which overlap floating point
2780 registers, can't be used across a call, since the ABI only states
2781 the scalar part of the register will be saved and restored.
2783 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2786 * alias.c (get_alias_set): Call langhook before returning 0 for
2787 types with structural equality.
2788 * c-common.c (c_common_get_alias_set): Use alias set of element
2789 type for arrays with structural comparison.
2791 2009-10-23 Richard Guenther <rguenther@suse.de>
2794 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2795 gimple_call_nothrow_p.
2797 2009-10-23 Richard Guenther <rguenther@suse.de>
2799 PR tree-optimization/41778
2800 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2801 redundancy along a path in the CFG we want to optimize for speed
2802 is going to be removed.
2803 (execute_pre): Do partial-PRE only if the function is to be
2804 optimized for speed.
2805 (gate_pre): Do not turn off all of PRE when not optimizing a
2808 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2810 * builtins.c (fold_builtin_cabs): Use validate_arg().
2811 (fold_builtin_cexp): Fix if-logic.
2812 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2814 2009-10-22 Jeff Law <law@redhat.com>
2816 * ira-lives.c (process_single_reg_class_operands): Update the
2817 hard reg costs for all the hard registers desired by the
2818 single reg class operand.
2820 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2822 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2823 for rtxes that aren't handled specially.
2825 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2827 * rtl.h (shallow_copy_rtvec): Declare.
2828 * rtl.c (shallow_copy_rtvec): New function.
2829 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2830 rtx field if the subrtx has changed.
2832 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2834 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2835 (m32c_function_value): Make static, add new 'outgoing' argument.
2836 (m32c_libcall_value): Make static, add new 'fun' argument.
2837 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2838 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2839 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2840 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2841 (m32c_function_value, m32c_libcall_value): Delete declaration.
2843 2009-10-22 Diego Novillo <dnovillo@google.com>
2845 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2847 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2849 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2852 2009-10-22 Richard Guenther <rguenther@suse.de>
2854 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2855 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2856 (lto_symtab_merge): Do not merge cgraph nodes here.
2857 (lto_symtab_resolve_can_prevail_p): Simplify.
2858 (lto_symtab_resolve_symbols): Store cgraph node.
2859 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2860 functions from the symtab.
2861 (lto_symtab_merge_cgraph_nodes_1): New function.
2862 (lto_symtab_merge_cgraph_nodes): Likewise.
2864 2009-10-22 Richard Guenther <rguenther@suse.de>
2867 * lto-streamer-out.c (lto_output_location): Stream the
2869 * lto-streamer-in.c (lto_input_location): Likewise.
2871 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2873 * cfgloopmanip.c (duplicate_subloops): Export.
2874 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2875 (transform_to_exit_first_loop): Duplicate bbs starting from
2876 header up to loop->latch instead of exit->src.
2877 Initialize control variable to the correct number of iterations.
2878 (gather_scalar_reductions): Do not register double reductions.
2879 (parallelize_loops): Dump which loop is tested.
2880 Indicate whether the parallelized loop is inner or not.
2881 Remove the innermost-loop requirement.
2882 * cfgloop.h (duplicate_subloops): Export.
2883 * tree-cfg.c (add_phi_args_after_redirect): New function.
2884 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2885 Call duplicate_subloops.
2886 Update number of iterations at the exit condition.
2887 Don't redirect nexits always to the loop exit.
2888 Redirect copied edges from latch to the loop exit.
2890 2009-10-22 Jan Hubicka <jh@suse.cz>
2892 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2894 * ipa-inline.c (cgraph_mark_inline_edge,
2895 cgraph_decide_inlining_of_small_function,
2896 cgraph_decide_inlining, inline_read_summary): Disable indirect
2897 inlining for WPA for time being.
2899 PR tree-optimize/40556
2900 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2902 2009-10-22 Richard Guenther <rguenther@suse.de>
2904 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2905 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2907 2009-10-22 Jan Hubicka <jh@suse.cz>
2910 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2912 (check_call): Handle only indirect calls.
2913 (propagate_bits): Update comment.
2914 (write_node_summary_p): Turn bogus check to assert.
2915 (ipa_reference_write_summary): Stream calls_read_all properly.
2916 (ipa_reference_read_summary): Stream in calls_read_all properly.
2917 (read_write_all_from_decl): New function.
2918 (propagate): Handle OVERWRITABLE nodes and external calls here.
2919 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2921 (analyze_function): Do not check visibility here.
2922 (add_new_function): We summary OVERWRITABLE too.
2923 (generate_summary): Stream OVERWRITABLE nodes too.
2924 (propagate): Handle external calls and OVERWRITABLE nodes here.
2925 (local_pure_const): Check visibility here.
2927 2009-10-22 Jan Hubicka <jh@suse.cz>
2929 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2930 (pass_ipa_cp): Register them.
2931 (ipcp_init_stage): Analyze all functions for whopr/lto.
2932 (ipcp_propagate_stage): Skip external calls.
2933 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2934 * ipa-reference.c (write_node_summary_p): Fix thinko about
2936 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2937 when in ltrans, skip executing of ipa passes since everything
2938 should've been done.
2939 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2940 (inline_generate_summary): Likewise.
2941 (inline_read_summary): New function.
2942 (inline_write_summary): New function.
2943 (pass_ipa_inline): Register new hooks.
2944 * ipa-prop.c: Inlcude lto-streamer.h
2945 (ipa_edge_args_vector): Update declaration.
2946 (ipa_count_arguments, ipa_compute_jump_functions,
2947 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2948 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2949 ipa_read_node_info): New static functions.
2950 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2951 (duplicate_array): Use xmalloc.
2952 (duplicate_ggc_array): New.
2953 (ipa_edge_duplication_hook): Use it.
2954 (ipa_update_after_lto_read): New function.
2955 * ipa-prop.h (ipa_prop_write_jump_functions,
2956 ipa_prop_read_jump_functions): Declare.
2957 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2958 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2959 (ipa_edge_args_vector): Move into GGC.
2960 (ipa_check_create_edge_args): Update.
2961 (ipa_update_after_lto_read): New.
2962 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2964 (ipa_read_summaries): When in ltrans, so not read summaries.
2965 * lto-streamer.c (lto_get_section_name): Add
2966 LTO_section_jump_functions.
2967 * lto-streamer.h (LTO_section_jump_functions): New section.
2968 (produce_asm): Declare.
2969 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2970 * lto-streamer-out.c (produce_asm): Export.
2971 * lto-streamer-in.c: Include tree-pass.h
2972 (input_function): Free dominance info when done.
2973 (lto_read_body): Push ipa_inline in ltrans stage.
2974 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2975 * Makefile.in (GTFILES): Add ipa-prop.h
2977 2009-10-22 Matthias Klose <doko@ubuntu.com>
2979 * doc/install.texi: Document --enable-browser-plugin.
2981 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2983 * doc/invoke.texi (fira-loop-pressure): Update default value.
2984 * opts.c (decode_options): Remove default value setting for
2985 flag_ira_loop_pressure.
2986 * config/ia64/ia64.c (ia64_override_options): Set
2987 flag_ira_loop_pressure up for -O3.
2988 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2990 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2992 PR tree-optimization/41497
2993 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2994 chrec_dont_know if the evolution function returned by follow_ssa_edge
2995 is constant in the analyzed loop and is not compatible with the
2996 initial value before the loop.
2997 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2999 2009-10-21 Joseph Myers <joseph@codesourcery.com>
3001 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
3003 2009-10-21 Jakub Jelinek <jakub@redhat.com>
3006 * doc/invoke.texi: Document -print-multi-os-directory.
3008 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
3011 * gcc/config/darwin10.h: Use default_emit_unwind_label.
3012 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
3013 when darwin_emit_unwind_label is used.
3015 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
3017 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
3020 2009-10-20 Richard Henderson <rth@redhat.com>
3022 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
3023 before emit_post_landing_pad.
3025 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
3027 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
3028 Use when calling rtx_costs.
3029 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
3030 global optimize_size. Pass speed to mips_binary_cost.
3032 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3034 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
3037 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
3039 * rtl.h (simplify_replace_fn_rtx): Declare.
3040 (wrap_constant, unwrap_constant): Delete.
3041 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
3042 (expand_debug_expr): Don't call wrap_constant.
3043 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
3044 (auto_adjust_pair): Fold into...
3045 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
3046 Just return a new value.
3047 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
3048 otherwise use simplify_replace_rtx.
3049 * cselib.c (wrap_constant): Reinstate old definition.
3050 (cselib_expand_value_rtx_1): Don't wrap constants.
3051 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
3052 simplify_replace_rtx.
3053 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
3054 * reload1.c (reload): Skip all uses for an insn before adjusting it.
3055 Use simplify_replace_rtx.
3056 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
3058 (simplify_replace_rtx): ...here. Turn into a wrapper for
3059 simplify_replace_fn_rtx.
3060 (simplify_unary_operation): Don't unwrap CONSTs.
3061 * var-tracking.c (check_wrap_constant): Delete.
3062 (vt_expand_loc_callback): Don't call it.
3063 (vt_expand_loc): Likewise.
3065 2009-10-20 Pascal Obry <obry@adacore.com>
3066 Eric Botcazou <ebotcazou@adacore.com>
3068 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
3070 2009-10-20 Michael Matz <matz@suse.de>
3072 * loop-invariant.c (create_new_invariant): Use different magic number.
3074 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
3077 * arm.c (arm_override_options): Forcibly disable hot/cold block
3080 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3083 * haifa-sched.c (try_ready): Skip debug deps updating speculation
3086 2009-10-20 Richard Guenther <rguenther@suse.de>
3088 * ggc-page.c: Include cfgloop.h.
3089 (struct max_alignment): Drop long double, add void *.
3090 (extra_order_size_table): Add low non-power-of-two multiples
3091 of MAX_ALIGNMENT. Drop small type-based entries, add
3092 tree_type, cgraph_node and loop.
3093 * alloc-pool.c (struct allocation_object_def): Drop long double
3096 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3099 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
3100 referenced just in DEBUG_INSNs.
3102 2009-10-20 Richard Guenther <rguenther@suse.de>
3105 * gimple.c (gimple_register_type): Make sure we register
3106 the types main variant first.
3108 2009-10-20 Richard Guenther <rguenther@suse.de>
3110 * gimple.c (gimple_types_compatible_p): Simplify. Move
3111 cheap checks before hashtable queries. Add checks for
3112 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
3114 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
3116 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
3117 without size or with size that can't be represented as a host integer.
3119 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3121 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
3122 the removal of a debug stmt as a significant change.
3124 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
3126 * config/s390/s390.md: Added agen condition to operand
3127 forwarding bypasses. Added bypass for early address generation
3128 use of int results. Updated comments.
3130 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3132 * config/i386/i386.c: Remove signal.h #include.
3134 2009-10-20 Jie Zhang <jie.zhang@analog.com>
3136 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
3137 * doc/rtl.texi: Document ss_abs.
3139 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3141 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
3142 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
3143 instead of C_LEX_RAW_STRINGS.
3144 (lex_string): Handle CPP_UTF8STRING.
3145 * c-parser.c (c_parser_postfix_expression): Likewise.
3146 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
3147 (C_LEX_STRING_NO_JOIN): ... this.
3149 2009-10-19 Anatoly Sokolov <aesok@post.ru>
3151 * config/cris/cris.c (cris_function_value, cris_libcall_value,
3152 cris_function_value_regno_p): New functions.
3153 (cris_promote_function_mode): Update comment.
3154 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3155 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3156 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
3157 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
3159 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3161 * unwind-dw2.c (execute_stack_op): Fix operand order for
3162 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
3164 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
3166 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
3167 (lower_stmt) <GIMPLE_BIND>: Add comment.
3168 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
3170 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
3171 Otherwise lower it and set cannot_fallthru to true.
3172 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
3173 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
3174 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
3175 to true for a noreturn call. Do not remove statements.
3176 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
3177 Set cannot_fallthru to false on function exit.
3178 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
3179 <GIMPLE_ASSIGN>: Remove.
3181 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3183 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
3185 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3187 * config/s390/s390.c (s390_z10_optimize_cmp): Use
3188 next/prev_active_insn to skip DEBUG_INSNs as well.
3190 2009-10-19 Joseph Myers <joseph@codesourcery.com>
3192 * config/arm/arm.c (output_move_neon): Use DImode in call to
3195 2009-10-19 Matthias Klose <doko@ubuntu.com>
3198 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
3200 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3202 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
3204 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3207 * optabs.c (expand_binop): Make mode of shift count expression mode
3208 of shift count not target.
3211 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3213 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
3214 case. Force using values to replace references within the statement.
3215 (convert_local_reference_stmt): Likewise.
3217 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3219 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
3220 remove a subsequent GOTO or RETURN statement.
3222 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
3224 * config/avr.md (*movqi): Add zero as equally preferable constraint
3225 as general register.
3228 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3230 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
3232 2009-10-17 Richard Guenther <rguenther@suse.de>
3234 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
3236 2009-10-17 Richard Guenther <rguenther@suse.de>
3238 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
3239 operands in COMPONENT_REFs.
3241 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3243 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
3244 if not defined. Change type of second argument to const_rtx.
3245 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
3247 * targhooks.h (default_libcall_value): Update prototype.
3248 * target.h (struct gcc_target): Change type of second argument of
3249 libcall_value to const_rtx.
3250 * config/arm/arm.c (arm_libcall_value): Change type of second argument
3252 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
3253 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
3255 2009-10-17 Jakub Jelinek <jakub@redhat.com>
3258 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
3259 * cgraphunit.c (cgraph_optimize): Call it.
3260 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
3261 (dwarf2out_assembly_start): ... here. New hook.
3262 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
3263 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
3265 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
3266 * sdbout.c (sdb_debug_hooks): Likewise.
3267 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
3268 (vmsdbgout_assembly_start): New hook.
3270 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3272 * rtl.h (RTL_LOCATION): Fix typo.
3274 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3276 * print-rtl.c (print_rtx): Print locators in asm_operands
3279 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3282 * sched-deps.c (depl_on_debug_p): New.
3283 (attach_dep_link): Reject debug deps before nondebug deps.
3284 (add_to_deps_list): Insert debug deps after nondebug deps.
3285 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
3287 (sd_add_dep): Do not reject debug deps.
3288 (add_insn_mem_dependence): Don't count debug deps.
3289 (remove_from_deps): Likewise.
3290 (sched_analyze_2): Set up mem deps on debug insns.
3291 (sched_analyze_insn): Record reg uses for deps on debug insns.
3292 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
3293 try_ready nondebug insn after debug insn.
3294 * ddg.c (create_ddg_dep_from_intra_loop_link,
3295 create_ddg_dep_no_link): Don't reject debug deps.
3297 2009-10-16 Richard Guenther <rguenther@suse.de>
3299 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
3300 (maybe_merge_incomplete_and_complete_type): Likewise.
3301 (lto_symtab_merge): Do not call them. Do not warn for
3302 complete vs. incomplete compatible types.
3303 (lto_symtab_merge_decls_2): Simplify.
3304 * gimple.c (gimple_force_type_merge): Remove.
3305 (gimple_types_compatible_p): Make it static.
3306 * gimple.h (gimple_force_type_merge): Remove.
3307 (gimple_types_compatible_p): Likewise.
3309 2009-10-16 Jakub Jelinek <jakub@redhat.com>
3311 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
3312 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
3314 2009-10-16 Richard Guenther <rguenther@suse.de>
3316 PR tree-optimization/41728
3317 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
3318 if fold_stmt did anything.
3320 2009-10-16 Richard Guenther <rguenther@suse.de>
3323 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
3324 (maybe_fixup_handled_component): New function.
3325 (input_gimple_stmt): Fixup mismatched decl replacements.
3327 2009-10-16 Richard Guenther <rguenther@suse.de>
3330 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
3331 the same as VAR_DECL.
3333 2009-10-16 Richard Guenther <rguenther@suse.de>
3335 * gimple.c (iterative_hash_gimple_type): For integer types
3336 also hash their minimum and maximum values and the string flag.
3337 For array types hash their domain and the string flag.
3339 2009-10-16 Richard Guenther <rguenther@suse.de>
3341 * gimple.c (gimple_types_compatible_p): Restrict completing
3342 types to record or unions. Simplify completion.
3343 Do not merge records or unions with different
3344 TYPE_STRUCTURAL_EQUALITY_P tag.
3345 (iterative_hash_gimple_type): Restrict non-recursing into
3346 pointer targets for records and unions.
3348 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3351 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
3352 * dwarf2out.c (mem_loc_descriptor): Don't handle
3353 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
3354 punt if it is not lowpart subreg or if inner mode isn't
3357 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3359 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
3360 investigating previous or next insns.
3362 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
3364 * tree-sra.c (build_ref_for_offset_1): Update comment.
3366 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
3368 * config/s390/s390.md (atype): Added missing values.
3370 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3373 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
3374 (casesi64p): Update pattern to reflect above.
3376 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3378 PR rtl-optimization/41697
3379 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
3381 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3384 * config/rs6000/predicates.md: Update copyright year.
3385 * config/rs6000/altivec.md: Ditto.
3387 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3388 (MD_INCLUDES): Add a2.md.
3390 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3391 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3392 (builtin_classify): New static vector to classify various builtins
3393 to get the tree attributes correct.
3394 (def_builtin): Set the attributes of builtins based on what the
3395 builtin does (i.e. memory operation, floating point, saturation
3396 need special attributes, others are pure functions).
3398 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3400 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3401 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3402 RS6000_BUILTIN_COUNT.
3403 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3404 MAX_RS6000_BUILTINS.
3406 * config/rs6000/rs6000-builtin.def: New file that combines the
3407 builtin enumeration name and attributes.
3409 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3411 * config/i386/linux.h (ASM_SPEC): Add --32.
3413 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3415 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3416 and DW_TAG_template_alias.
3417 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3418 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3419 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3420 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3421 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3422 and DW_AT_GNU_odr_signature.
3423 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3424 DW_FORM_flag_present and DW_FORM_ref_sig8.
3425 (output_signature): Only print name on the first byte.
3426 (output_die): Likewise for dw_val_class_data8.
3428 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3430 * doc/invoke.texi: Clarify that most optimizations are not enabled
3433 2009-10-15 Richard Guenther <rguenther@suse.de>
3436 * gimple.c (compare_type_names_p): Handle anonymous names
3437 differently based on new mode argument.
3438 (gimple_types_compatible_p): For structs also compare the tags.
3439 (iterative_hash_type_name): Rename to ...
3440 (iterative_hash_name): ... this. Hash all names.
3441 (iterative_hash_gimple_type): Fix hashing the struct tag of
3442 pointer targets. Hash field decl names.
3444 2009-10-15 Richard Guenther <rguenther@suse.de>
3447 * gimple.c (gimple_get_alias_set): Avoid recursing on
3448 invalid type topology.
3450 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3452 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3454 2009-10-15 Richard Guenther <rguenther@suse.de>
3456 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3458 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3460 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3461 add --with-tune{,-32,-64} configured default for -mtune if explicit
3464 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3466 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3468 2009-10-14 DJ Delorie <dj@redhat.com>
3470 * config/h8300/h8300.c (F): New.
3472 (h8300_emit_stack_adjustment): Call them.
3474 (h8300_push_pop): Likewise.
3475 (h8300_expand_prologue): Likewise.
3476 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3477 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3478 (INCOMING_RETURN_ADDR_RTX): Define.
3479 (INCOMING_FRAME_SP_OFFSET): Define.
3480 (DWARF_CIE_DATA_ALIGNMENT): Define.
3482 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3484 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3485 fields in builtin structs.
3486 (finalize_record_size): Likewise.
3488 2009-10-14 Richard Guenther <rguenther@suse.de>
3490 * gimple.c (gtc_ob): New global.
3491 (struct type_pair_d): Replace pointers with type UIDs.
3492 (type_pair_hash): Adjust.
3493 (type_pair_eq): Likewise.
3494 (lookup_type_pair): Likewise. Allocate from an obstack.
3495 (gimple_force_type_merge): Adjust.
3496 (gimple_types_compatible_p): Likewise.
3497 (free_gimple_type_tables): Free the obstack.
3499 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3501 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3502 stmts setting DEBUG_EXPR_DECLs.
3504 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3505 Don't crash if mode1 is VOIDmode.
3507 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3509 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3510 * params.h (IRA_LOOP_RESERVED_REGS): New.
3511 * tree-pass.h (pass_subregs_of_mode_init,
3512 pass_subregs_of_mode_finish): Remove.
3513 * passes.c (pass_subregs_of_mode_init,
3514 pass_subregs_of_mode_finish): Remove.
3515 (pass_reginfo_init): Move before loop optimizations.
3516 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3517 * common.opt (fira-loop-pressure): New.
3518 * toplev.h (flag_ira_loop_pressure): New.
3519 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3520 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3521 Make external and void type functions.
3522 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3523 pass_subregs_of_mode_finish): Remove.
3524 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3525 * regmove.c: Include ira.h.
3526 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3527 register pressure calculation in loops.
3528 * loop-invariant.c: Include REGS_H and ira.h.
3529 (struct loop_data): New members max_reg_pressure, regs_ref, and
3531 (struct invariant): New member orig_regno.
3532 (curr_loop): New variable.
3533 (find_exits): Initialize regs_ref and regs_live.
3534 (create_new_invariant): Initialize orig_regno.
3535 (get_cover_class_and_nregs): New.
3536 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3537 array. Add code for flag_ira_loop_pressure.
3538 (gain_for_invariant): Make new_regs an array. Add code for
3539 flag_ira_loop_pressure.
3540 (best_gain_for_invariant): Ditto.
3541 (set_move_mark): New parameter gain. Use it for debugging output.
3542 (find_invariants_to_move): Make regs_needed and new_regs an array.
3543 Add code for flag_ira_loop_pressure.
3544 (move_invariant_reg): Set up orig_regno.
3545 (move_invariants): Set up reg classes for pseudos for
3546 flag_ira_loop_pressure.
3547 (free_loop_data): Clear regs_ref and regs_live.
3548 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3549 get_regno_cover_class, change_pressure, mark_regno_live,
3550 mark_regno_death, mark_reg_store, mark_reg_clobber,
3551 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3552 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3553 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3554 register pressure calculation in loops if new regs were added.
3555 Call finish_subregs_of_mode.
3556 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3557 * Makefile.in (loop-invariant.o): Add ira.h.
3559 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3561 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3563 2009-10-14 Richard Guenther <rguenther@suse.de>
3565 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3566 (lto_symtab_merge): ... here. Rewrite both to take the
3567 prevailing and a to-be-merged entry and to queue diagnostics properly.
3568 (lto_symtab_resolve_replaceable_p): New predicate for
3570 (lto_symtab_resolve_can_prevail_p): Likewise.
3571 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3572 handles merging commons by choosing the largest decl. Fold
3573 in code that gives ODR errors.
3574 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3576 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3577 case of no prevailing decl here. Diagnose mismatches
3578 in object types here. Drop all but the prevailing decls.
3579 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3580 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3581 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3583 2009-10-14 Richard Guenther <rguenther@suse.de>
3586 * lto-streamer-in.c (input_bb): Replace debug stmts with
3587 nops instead of dropping them.
3589 2009-10-14 Nick Clifton <nickc@redhat.com>
3591 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3592 in situations where it is being used as a minus symbol.
3593 * gcc/doc/tm.texi: Likewise.
3594 * gcc/doc/md.texi: Likewise.
3596 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3598 PR preprocessor/41543
3599 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3600 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3601 * tree.c: Include intl.h.
3602 (expand_location): Handle BUILTINS_LOCATION.
3603 * Makefile.in (tree.o): Depend on intl.h.
3606 * dwarf2out.c (dwarf2out_var_location): Always clear
3607 last_postcall_label when changing last_label.
3609 2009-10-14 Pascal Obry <obry@adacore.com>
3611 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3612 (process_command): Handle -E as done with -c and -S. Do not add
3613 the target executable suffix to the output file when -E is used.
3614 (main): Adjust error message accordingly.
3616 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3622 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3624 (tree_code_size): Likewise.
3626 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3628 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3629 * real.h (HAVE_mpc_arc): Define.
3631 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3633 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3634 (struct builtin_description): Add fndecl field.
3635 (bdesc): Remove const qualifier. Update initializer.
3636 (sh_media_init_builtins): Remove const qualifier for d. Record
3637 the result of add_builtin_function to the fndecl field.
3638 (sh_builtin_decl): New.
3639 (sh_media_builtin_decl): New.
3641 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3644 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3645 requests between special registers.
3647 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3649 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3651 2009-10-13 Richard Henderson <rth@redhat.com>
3653 PR tree-optimization/41377
3654 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3655 (cleanup_empty_eh_merge_phis): New change_region parameter;
3656 pass it on to redirect_eh_edge_1. Update callers.
3657 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3658 at the destination block.
3660 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3662 * passes.c (register_pass): Replaced gcc_unreachable by
3663 fatal_error on failure. Mentions plugins in comments & messages.
3665 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3668 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3669 * sched-vis.c (print_value): Use it.
3670 * cselib.c (cselib_hash_rtx): Likewise.
3671 * print-rtl.c (print_rtx): Likewise.
3672 * cfgexpand.c (expand_debug_rtx): Likewise.
3673 * var-tracking.c (vt_expand_loc_callback): Likewise.
3675 2009-10-13 Richard Guenther <rguenther@suse.de>
3678 * opts.c (handle_option): Split out code to handle setting
3679 the options flag var ...
3680 (set_option): ... here.
3681 * opts.h (set_option): Declare.
3682 * lto-opts.c (register_user_option_p): Include -fexceptions
3683 and all position independent code variants.
3684 (handle_common_option): Remove.
3685 (lto_reissue_options): Use set_option.
3687 2009-10-13 Martin Jambor <mjambor@suse.cz>
3689 PR tree-optimization/41661
3690 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3691 that are tcc_comparisons or do not change the type in any
3693 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3694 folding tcc_comparison operations.
3696 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3698 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3701 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3707 * tree.def (DEBUG_EXPR_DECL): New.
3708 * rtl.def (DEBUG_EXPR): New.
3709 * gengtype.c (adjust_field_rtx_def): Handle it.
3710 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3711 (insert_debug_temp_for_var_def): ... this. Drop support for
3712 moving. Take iterator for def stmt; insert debug stmt before it.
3713 Scan early for use count and kind in debug stmts.
3714 (propagate_defs_into_debug_stmts): Rename to...
3715 (insert_debug_temps_for_defs): ... this. Likewise.
3716 * tree.h (DEBUG_TEMP_UID): New.
3717 * tree.c (next_debug_decl_uid): New.
3718 (make_node_stat): Count debug decls separately.
3719 (copy_node_stat): Likewise.
3720 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3721 * var-tracking.c (dv_is_decl_p): Recognize it.
3722 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3723 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3724 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3725 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3726 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3727 (cselib_hash_rtx): Likewise.
3728 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3729 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3731 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3732 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3733 * rtl.c (copy_rtx): Likewise.
3734 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3735 * print-rtl.c (print_rtx): Likewise.
3736 * sched-vis.c (print_value): Likewise.
3737 (print_insn): Handle DEBUG_EXPR_DECL.
3738 * tree-dump.c (dequeue_and_dump): Likewise.
3739 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3740 * gimple-iterator (gsi_replace): Check for same lhs.
3741 (gsi_remove): Insert debug temps.
3742 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3743 (move_computations_stmt): Drop explicit propagation into debug stmts.
3744 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3745 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3746 * tree-ssa-sink.c (statement_sink_location): Likewise.
3747 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3748 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3749 * tree-flow.h: Likewise.
3750 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3751 debug temps without values.
3752 (eliminate_unnecessary_stmts): Don't discard just-inserted
3755 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3758 * config/cris/cris.md (andu): Check that operand 1 is one of the
3759 general registers. Fix typo in head comment.
3761 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3763 * config/i386/i386.md (vswapmov): New.
3764 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3765 (ix86_function_ms_hook_prologue): New.
3766 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3767 * configure.ac: Test for swap suffix support in as.
3768 * configure: Rebuild.
3770 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3773 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3774 paradoxical subregs to prevent partial register stalls if the inner
3775 mode is integer mode.
3777 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3779 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3781 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3784 * gcc/dwarf2out.c (template_parameter_pack_die,
3785 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3787 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3790 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3792 (maybe_register_def): Likewise. Take stmt iterator.
3793 (rewrite_update_stmt): Take stmt iterator and pass it on.
3794 (rewrite_update_enter_block): Pass stmt iterator.
3796 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3798 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3799 (spu_builtin_decl): New function.
3801 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3803 * config/i386/i386.md (SWIM): New mode iterator.
3804 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3805 using SWIM mode iterator.
3806 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3807 patterns using SWI48 mode iterator.
3808 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3809 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3810 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3811 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3812 patterns using SWI248 mode iterator.
3813 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3814 gen_x86_movdicc_0_m1_rex64 for renamed function
3816 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3817 Eric Botcazou <ebotcazou@adacore.com>
3820 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3821 * config/sparc/sol2-unwind.h: New file.
3823 2009-10-11 Olivier Hainque <hainque@adacore.com>
3824 Eric Botcazou <ebotcazou@adacore.com>
3827 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3828 * config/i386/sol2-unwind.h: New file.
3830 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3833 * config/i386/i386.md (addsi_1_zext): Get the proper second
3836 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3838 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3839 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3842 2009-10-11 Richard Guenther <rguenther@suse.de>
3844 * gimple.c (iterative_hash_type_name): Do not handle special
3847 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3849 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3850 (*setcc_si_1_and): Ditto.
3851 (*setcc_si_1_movzbl): Ditto.
3852 (*setcc_<mode>_2): Ditto.
3853 (*setcc_qi): Rename from *setcc_1.
3854 (*setcc_qi_slp): Rename from *setcc_2.
3856 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3857 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3859 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3860 "if" condition, there is already assert with reload_completed present.
3862 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3864 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3866 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3868 * doc/install.texi (Final install): Refer to
3869 http://gcc.gnu.org/bugs/ for bug reporting.
3871 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3873 * configure.ac: Add test for dci instruction.
3874 * configure: Regenerate.
3875 * config.in: Likewise.
3876 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3877 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3878 (-mmulhw): Add 476 to description.
3879 (-mdlmzb): Likewise.
3880 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3881 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3882 (processor_target_table): Add 476 and 476fp entries.
3883 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3884 (rs6000_issue_rate): Add CPU_PPC476.
3885 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3886 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3887 (processor_type): Add PROCESSOR_PPC476.
3888 (EXTRA_SPECS): Add asm_cpu_476 string.
3889 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3890 (define_attr "cpu"): Add ppc476.
3892 Update comments for 476.
3893 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3894 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3895 Update copyright year.
3896 * config/rs6000/476.md: New file.
3897 * config/rs6000/40x.md: Add description for "isel" attribute.
3898 Update copyright year.
3899 * config/rs6000/440.md: Likewise.
3900 * config/rs6000/603.md: Likewise.
3901 * config/rs6000/6xx.md: Likewise.
3902 * config/rs6000/7450.md: Likewise.
3903 * config/rs6000/7xx.md: Likewise.
3904 * config/rs6000/8540.md: Likewise.
3905 * config/rs6000/cell.md: Likewise.
3906 * config/rs6000/e300c2c3.md: Likewise.
3907 * config/rs6000/e500mc.md: Likewise.
3908 * config/rs6000/mpc.md: Likewise.
3909 * config/rs6000/power4.md: Likewise.
3910 * config/rs6000/power5.md: Likewise.
3911 * config/rs6000/power6.md: Likewise.
3912 * config/rs6000/power7.md: Likewise.
3913 * config/rs6000/rios1.md: Likewise.
3914 * config/rs6000/rios2.md: Likewise.
3915 * config/rs6000/rs64.md: Likewise.
3917 2009-10-10 Richard Guenther <rguenther@suse.de>
3919 PR tree-optimization/41654
3920 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3921 a cond expr before calling gimple_cond_set_condition_from_tree.
3922 (ifcombine_iforif): Likewise.
3924 2009-10-09 Ian Lance Taylor <iant@google.com>
3926 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3927 * configure: Rebuild.
3929 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3931 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3934 2009-10-09 Richard Guenther <rguenther@suse.de>
3937 * target-def.h (TARGET_BUILTIN_DECL): Define.
3938 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3939 * target.h (struct gcc_target): Add builtin_decl target hook.
3940 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3941 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3943 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3944 not gcc_unreachable.
3945 (lto_output_builtin_tree): Sorry if the target does not support
3946 streaming target builtins.
3947 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3948 (rs6000_builtin_decl): New function.
3949 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3950 (ix86_builtin_decl): New function.
3952 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3954 PR preprocessor/41445
3955 * c-ppoutput.c (do_line_change): New function.
3956 (cb_line_change): Use it.
3957 (scan_translation_unit): Call do_line_change if
3958 avoid_paste or PREV_WHITE and token location is on a different line
3959 than print.src_line.
3962 * dwarf2out.c (dwarf2out_init): Test whether
3963 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3966 PR rtl-optimization/41646
3967 * calls.c (expand_call): For BLKmode types returned in registers
3968 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3971 2009-10-09 Richard Guenther <rguenther@suse.de>
3973 PR tree-optimization/41634
3974 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3975 we remove the correct elements.
3976 (optimize_stmt): Make sure to update stmt operands before
3977 optimizing redundancies.
3979 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3981 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3983 2009-10-09 Richard Guenther <rguenther@suse.de>
3986 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3988 (lto_wrapper_exit): New function.
3990 (fatal_perror): Likewise.
3991 (fork_execute): Use global args_name, do not free it.
3992 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3993 * lto-streamer.h: Remove duplicate prototypes.
3995 2009-10-09 Richard Guenther <rguenther@suse.de>
3997 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3998 before calling stmt_can_throw_external.
4000 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
4002 PR tree-optimization/40071
4003 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
4004 pointer if the original data reference doesn't conflict with the
4005 created vector data reference. Fix long line.
4007 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
4009 * config/i386/i386.md (any_div): New code iterator.
4010 (u): Handle div and udiv.
4012 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
4014 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
4015 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
4016 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
4017 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
4019 2009-10-08 Joseph Myers <joseph@codesourcery.com>
4021 * gcc.c (main): Remove trailing "." from diagnostics.
4023 2009-10-08 Cary Coutant <ccoutant@google.com>
4025 Add support for debugging with ICF (Identical Code Folding).
4026 * calls.c (debug.h): New #include.
4027 (emit_call_1): Call virtual_call_token debug hook.
4028 * common.opt (-fenable-icf-debug): New option.
4029 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
4030 locations in the source).
4031 (poc_label_num): New variable.
4032 (dcall_entry, vcall_entry): New typedefs.
4033 (dcall_table, vcall_table): New variables.
4034 (struct vcall_insn): New type.
4035 (vcall_insn_table): New variable.
4036 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
4037 (size_of_dcall_table): New function.
4038 (output_dcall_table): New function.
4039 (size_of_vcall_table): New function.
4040 (output_vcall_table): New function.
4041 (dwarf2out_direct_call): New function.
4042 (vcall_insn_table_hash): New function.
4043 (vcall_insn_table_eq): New function.
4044 (dwarf2out_virtual_call_token): New function.
4045 (dwarf2out_virtual_call): New function.
4046 (dwarf2out_init): Allocate new tables and sections.
4047 (prune_unused_types): Mark DIEs referenced from direct call table.
4048 (dwarf2out_finish): Output direct and virtual call tables.
4049 * final.c (final_scan_insn): Call direct_call and virtual_call
4051 * debug.h (struct gcc_debug_hooks): Add direct_call,
4052 virtual_call_token, virtual_call hooks.
4053 (debug_nothing_uid): New function.
4054 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
4055 (debug_nothing_uid): New function.
4056 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
4057 (xcoff_debug_hooks): Likewise.
4058 * sdbout.c (sdb_debug_hooks): Likewise.
4059 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4060 * doc/invoke.texi (-fenable-icf-debug): New option.
4062 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
4065 * regmove.c (regmove_backward_pass): Replace src with dst in the
4066 debug insn, and check for dst before rather than after.
4068 2009-10-08 Janis Johnson <janis187@us.ibm.com>
4070 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
4071 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
4073 2009-10-08 Jan Hubicka <jh@suse.cz>
4076 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
4077 do not mark cgraph nodes as needed.
4078 (record_references_in_initializer): Add new only_vars parameter.
4079 * cgraph.h (record_references_in_initializer): New parameter.
4080 * varasm.c (assemble_variable): Update call.
4081 * varpool.c (varpool_analyze_pending_decls): Always look for
4084 2009-10-08 Anatoly Sokolov <aesok@post.ru>
4086 * config/avr/avr.c (last_insn_address) Remove variable.
4087 (expand_prologue): Don't initialise last_insn_address variable.
4088 (final_prescan_insn): Don't output insn size.
4089 * config/avr/avr.opt (msize): Remove switch.
4090 * doc/invoke.texi (AVR Options): Remove documentation of -msize
4093 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
4095 * combine.c (label_tick_ebb_start): Fix comment.
4096 (combine_instructions): Set label_tick and label_tick_ebb_start before
4097 calling setup_incoming_promotions. Start them from 1. Increment
4098 label_tick instead of deriving it from the BB index. Rather than
4099 comparing ticks use the block from the previous iteration to decide
4100 whether to start a new EBB. Remove empty lines before function.
4102 2009-10-08 Michael Matz <matz@suse.de>
4105 * builtins.c (fold_builtin_isascii): Use fold_build2.
4106 (fold_builtin_isdigit): Ditto.
4107 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
4108 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
4109 remove_useless_stmts_cond, remove_useless_stmts_tf,
4110 remove_useless_stmts_tc, remove_useless_stmts_bind,
4111 remove_useless_stmts_goto, remove_useless_stmts_label,
4112 remove_useless_stmts_1, remove_useless_stmts,
4113 pass_remove_useless_stmts): Remove.
4114 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
4115 * passes.c (init_optimization_passes): Don't add
4116 pass_remove_useless_stmts.
4117 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
4118 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
4120 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
4121 for static constants.
4122 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
4123 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
4125 2009-10-08 Richard Guenther <rguenther@suse.de>
4127 * gimple.c (free_gimple_type_tables): New function.
4128 * gimple.h (free_gimple_type_tables): Declare.
4130 2009-10-07 Mark Heffernan <meheff@google.com>
4132 * ipa-prop.c (ipa_print_node_params) Only print
4133 names of named arguments.
4135 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
4137 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
4138 being statically linked.
4140 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4142 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
4144 2009-10-08 Jan Hubicka <jh@suse.cz>
4147 * ipa.c (cgraph_externally_visible_p,
4148 function_and_variable_visibility,
4149 whole_program_function_and_variable_visibility): Skip non-finalized
4152 2009-10-08 Nick Clifton <nickc@redhat.com>
4154 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
4157 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
4160 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
4162 2009-10-07 Joseph Myers <joseph@codesourcery.com>
4165 * c-common.c (c_fully_fold_internal): Strip nops from the result
4166 of recursive calls to c_fully_fold_internal.
4167 (c_wrap_maybe_const): New.
4168 (c_save_expr): Use c_wrap_maybe_const.
4169 * c-common.h (c_wrap_maybe_const): Declare.
4170 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
4171 build_binary_op): Use c_wrap_maybe_const.
4173 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4175 * real.c: Fix comment to reflect actual exponent size.
4177 2009-10-08 Ben Elliston <bje@au.ibm.com>
4179 * config/rs6000/a2.md: Add FSF comment header.
4181 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
4183 * config/i386/i386.md (any_extend): New code iterator.
4184 (u, s): New code attributes.
4186 (DWIH): Rewrite as code iterator for SI and DI modes.
4187 (DWI): Rewrite as mode attribute.
4188 (dwi): New mode attribute.
4189 (di): Depend on SI mode and DI mode.
4190 (doubleint_general_operand): Remove mode attribute.
4192 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
4195 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
4196 (*sub<mode>3_doubleword): Ditto.
4198 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
4199 using SWIM248 mode iterator.
4200 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
4201 using SWI48 mode iterator.
4202 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
4203 patterns using DWIH mode iterator and any_extend code iterator.
4204 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
4205 using any_extend code iterator.
4206 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
4207 patterns using DWIH mode iterator and any_extend code iterator.
4208 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
4209 using any_extend code iterator.
4210 (<s>mul<mode>3_highpart): Macroize expander from
4211 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
4212 and any_extend code iterator.
4213 (*<s>muldi3_highpart_1): Macroize insn from
4214 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
4215 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
4216 patterns using any_extend code iterator.
4217 (*<s>mulsi3_highpart_zext): Macroize insn from
4218 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
4220 2009-10-07 Jakub Jelinek <jakub@redhat.com>
4222 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
4223 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
4224 refering to a DIE with DW_AT_const_value.
4226 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
4229 * ira-lives.c (check_and_make_def_conflict): Process all operands.
4231 2009-10-06 Jan Hubicka <jh@suse.cz>
4233 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
4236 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4238 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4239 *lea_2_rex64): Move before *add<mode>_1 pattern.
4241 2009-10-07 Jan Hubicka <jh@suse.cz>
4243 * collect2.c (main): Add -fno-whole-program.
4244 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
4246 2009-10-07 Jan Hubicka <jh@suse.cz>
4248 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
4249 has no address taken.
4250 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
4252 (cgraph_clone_node): Clear externally_visible flag for clones.
4253 * cgraph.h (cgraph_only_called_directly_p,
4254 cgraph_can_remove_if_no_direct_calls_p): New predicates.
4255 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
4256 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
4257 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
4258 ipcp_insert_stage): Likwise.
4259 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
4260 externally_visible flag.
4261 (verify_cgraph_node): Verify that inline clones look right.
4262 (process_function_and_variable_attributes): Do not set
4263 externally_visible flags.
4264 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
4266 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
4268 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
4269 clear externally_visible when turning into inline clones
4270 (cgraph_mark_inline_edge): Use new predicates.
4271 (cgraph_estimate_growth): Likewise.
4272 (cgraph_decide_inlining): Likewise.
4273 * ipa.c (cgraph_postorder): Likewise.
4274 (cgraph_remove_unreachable_nodes): Likewise; sanity check
4275 that inline clones are not needed.
4276 (cgraph_externally_visible_p): New predicate.
4277 (function_and_variable_visibility): Add whole_program parameter;
4278 always set externally_visible flag; handle COMDAT function
4280 (local_function_and_variable_visibility): New function.
4281 (gate_whole_program_function_and_variable_visibility): New function.
4282 (whole_program_function_and_variable_visibility): New function.
4283 (pass_ipa_whole_program_visibility): New function.
4284 * passes.c (init_optimization_passes): Add whole program visibility
4286 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
4287 not care about needed/reachable flags.
4288 * varpool.c: Include flags.h
4289 (decide_is_variable_needed): When doing LTO assume whole-program mode.
4290 (varpool_finalize_decl): When we are in LTO read-back, all variables
4292 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
4294 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4296 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
4299 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4301 * config.gcc: Don't include the makefile fragments intended for
4303 * config/s390/fixdfdi.h: File removed.
4304 * config/s390/libgcc-glibc.ver: File removed.
4305 * config/s390/s390.h: Remove the fixdfdi.h hack.
4306 * config/s390/t-crtstuff: File moved to libgcc dir.
4307 * config/s390/t-linux: Likewise.
4308 * config/s390/t-tpf: libgcc specific parts removed.
4309 * config/s390/t-linux64: Likewise.
4311 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4313 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
4314 (lto-compress.o): Likewise.
4316 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
4319 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
4320 dllexport to class members here.
4321 (i386_pe_determine_dllimport_p): Only check static class data for
4323 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
4324 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
4325 functions for vague linkage.
4326 (i386_pe_type_dllexport_p): Fix formatting.
4327 (maybe_add_dllexport) New function.
4328 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
4331 2009-10-07 Ben Elliston <bje@au.ibm.com>
4333 * config/rs6000/a2.md: Remove duplicated lines.
4335 2009-10-07 Ben Elliston <bje@au.ibm.com>
4337 * config.gcc (powerpc*-*-*): Handle a2.
4338 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
4339 * config/rs6000/a2.md: New file.
4340 * config/rs6000/rs6000.opt (mno-update): New.
4341 (mupdate): Return to using a mask, not a var.
4342 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
4343 (enum processor_type): Add PROCESSOR_PPCA2.
4344 * config/rs6000/rs6000.c (ppca2_cost): New costs.
4345 (rs6000_override_options): Add "a2" to processor_target_table.
4346 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
4347 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
4349 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4351 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4352 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
4353 reference to nonexistent gen_truncxfxf2 function.
4355 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4357 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
4358 (DWIH, g, di, doubleint_general_operand): New mode attributes.
4359 (general_operand): Handle TI mode.
4360 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
4361 using SDWIM mode iterator.
4362 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
4363 pattern from *add{di,ti}3_1 patterns and corresponding splitters
4364 using DWI mode iterator.
4365 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
4366 patterns using SWI mode iterator.
4367 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
4368 using SWI48 mode iterator.
4369 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
4370 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
4371 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
4372 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
4373 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
4374 using SDWIM mode iterator.
4375 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
4376 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
4377 using DWI mode iterator.
4378 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
4379 patterns using SWI mode iterator.
4380 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
4381 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
4382 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
4383 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
4384 patterns using plusminus code iterator.
4385 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4386 sub<mode>3 patterns using plusminus code iterator.
4387 * config/i386/i386.c (override_options): Update the call to
4388 gen_subdi_carry_rex64 for renamed function.
4389 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4390 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4391 calls to instruction expanders.
4393 2009-10-06 Martin Jambor <mjambor@suse.cz>
4396 * opts.c (decode_options): Run IPA-SRA at -O2.
4398 2009-10-06 Richard Guenther <rguenther@suse.de>
4400 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4402 2009-10-06 Tobias Burnus <burnus@net-b.de>
4405 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4406 -flto and -fwhole-program flags can be combined.
4408 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4411 * gcc.c (process_command): Check that -o argument was specified.
4413 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4415 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4417 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4419 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4420 * doc/invoke.texi (Warning Options): Annotate allowed languages
4421 for -Wunsuffixed-float-constants.
4423 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4425 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4426 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4427 same name and isn't the main variant.
4430 * dwarf2out.c (loc_by_reference): Removed.
4431 (dw_loc_list_1): New function.
4432 (dw_loc_list): Remove toplev argument, add want_address argument.
4433 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4434 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4435 want_address == 2 to dw_loc_list. For successful dw_loc_list
4436 set have_address to 1 only if want_address is not 0.
4438 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4440 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4441 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4442 a code block followed by two pointers.
4443 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4444 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4445 (MIPS_MOVE): Likewise.
4446 (MIPS_LUI): Likewise.
4447 (MIPS_JR): Likewise.
4448 (MIPS_BAL): Likewise.
4449 (MIPS_NOP): Likewise.
4450 (mips_asm_trampoline_template): Delete.
4451 (mips_trampoline_code_size): New function.
4452 (mips_trampoline_init): Add shorter sequences for all cases
4453 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4454 Calculate the opcodes directly, rather than copying from a template.
4455 Only flush the code part of the trampoline.
4456 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4458 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4460 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4461 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4462 (INCOMING_RETURN_ADDR_RTX): Likewise.
4463 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4465 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4466 with RETURN_ADDR_REGNUM.
4467 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4468 * config/mips/mips.c (mips16_build_call_stub): Replace
4469 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4470 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4471 (mips_print_operand_punctuation): Likewise.
4472 (mips_frame_set): Likewise.
4473 (mips16e_output_save_restore): Likewise.
4474 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4475 (mips_save_reg_p): Likewise.
4476 (mips_return_addr): Likewise.
4477 (mips_set_return_address): Likewise.
4478 (mips_direct_save_slot_move_p): Likewise.
4479 (mips_output_function_prologue): Likewise.
4480 (mips_restore_reg): Likewise.
4481 (mips_expand_epilogue): Likewise.
4482 (mips_epilogue_uses): Likewise.
4483 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4484 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4485 (clear_hazard_<mode>): Likewise.
4486 (call_internal): Likewise.
4487 (call_internal_direct): Likewise.
4488 (call_direct_split): Likewise.
4489 (call_value_internal): Likewise.
4490 (call_value_split): Likewise.
4491 (call_value_internal_direct): Likewise.
4492 (call_value_direct_split): Likewise.
4493 (call_value_multiple_internal): Likewise.
4494 (call_value_multiple_split): Likewise.
4496 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4497 Jakub Jelinek <jakub@redhat.com>
4499 PR rtl-optimization/41511
4500 * combine.c (record_value_for_reg): Pass explicit values as argument
4501 to get_last_value_validate.
4502 (get_last_value_validate): Document INSN parameter.
4503 For non-readonly MEMs, assume they might have been modified if INSN
4504 was in another basic block.
4505 (get_last_value): Minor reformatting.
4507 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4510 * final.c (asm_str_count): Split out from asm_insn_count.
4511 * rtl.h (asm_str_count): New prototype.
4512 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4515 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4517 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4519 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4520 Rafael Espindola <espindola@google.com>
4522 * gengtype.c (write_types): Moved call to write_func_for_structure
4523 into seperate loops.
4525 2009-10-05 Richard Guenther <rguenther@suse.de>
4528 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4529 (input_cgraph_1): Input toplevel asms.
4531 2009-10-05 Richard Guenther <rguenther@suse.de>
4534 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4535 (external_aggregate_decl_p): Likewise.
4536 (lto_symtab_compatible): Re-structure. Remove dead code.
4537 For variables ignore toplevel qualifiers when comparing types.
4538 Issue warnings, not errors for mismatched user-alignment.
4540 2009-10-05 Richard Guenther <rguenther@suse.de>
4544 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4545 (struct lto_symtab_identifier_def): Likewise.
4546 (struct lto_symtab_decl_def): Likewise.
4547 (struct lto_symtab_entry_def): New.
4548 (lto_symtab_identifier_t): Rename to ...
4549 (lto_symtab_entry_t): ... this.
4550 (lto_symtab_decls): Remove.
4551 (lto_symtab_base_hash): Rename to ...
4552 (lto_symtab_entry_hash): ... this.
4553 (lto_symtab_base_eq): Rename to ...
4554 (lto_symtab_entry_eq): ... this.
4555 (lto_symtab_base_marked_p): Rename to ...
4556 (lto_symtab_entry_marked_p): ... this.
4557 (lto_symtab_identifier_marked_p): Remove.
4558 (lto_symtab_decl_marked_p): Likewise.
4559 (lto_symtab_maybe_init_hash_tables): Rename to ...
4560 (lto_symtab_maybe_init_hash_table): ... this.
4561 (lto_symtab_set_resolution_and_file_data): Remove.
4562 (lto_symtab_register_decl): New function.
4563 (lto_symtab_get_identifier): Remove.
4564 (lto_symtab_get): New function.
4565 (lto_symtab_get_resolution): Adjust.
4566 (lto_symtab_get_identifier_decl): Remove.
4567 (lto_symtab_set_identifier_decl): Likewise.
4568 (lto_symtab_merge_decl): Rename to ...
4569 (lto_symtab_merge): ... this. Rewrite.
4570 (lto_symtab_merge_var): Remove.
4571 (lto_symtab_merge_fn): Likewise.
4572 (lto_symtab_prevailing_decl): Adjust.
4573 (lto_cgraph_replace_node): New function.
4574 (lto_symtab_merge_decls_2): Likewise.
4575 (lto_symtab_merge_decls_1): Likewise.
4576 (lto_symtab_fixup_var_decls): Likewise.
4577 (lto_symtab_resolve_symbols): Likewise.
4578 (lto_symtab_merge_decls): Likewise.
4579 (lto_symtab_prevailing_decl): Adjust.
4580 (lto_symtab_get_symtab_def): Remove.
4581 (lto_symtab_get_file_data): Likewise.
4582 (lto_symtab_clear_resolution): Adjust.
4583 (lto_symtab_clear_resolution): Likewise.
4584 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4585 (input_cgraph_1): Likewise.
4586 * lto-streamer-in.c (get_resolution): Do not provide fake
4587 symbol resolutions here.
4588 (deferred_global_decls): Remove.
4589 (lto_register_deferred_decls_in_symtab): Likewise.
4590 (lto_register_var_decl_in_symtab): Change signature, register
4591 variable via lto_symtab_register_decl.
4592 (lto_register_function_decl_in_symtab): Likewise.
4593 (lto_read_tree): Adjust.
4594 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4595 (lto_symtab_merge_var): Likewise.
4596 (lto_symtab_merge_fn): Likewise.
4597 (lto_symtab_register_decl): Declare.
4598 (lto_symtab_merge_decls): Likewise.
4600 2009-10-05 Richard Guenther <rguenther@suse.de>
4602 PR tree-optimization/23821
4603 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4604 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4605 simple IV increments.
4607 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4609 * config/arm/arm.c (arm_override_options): Really initialize
4610 flag_dwarf2_cfi_asm to 0.
4612 2009-10-05 Doug Kwan <dougkwan@google.com>
4614 PR rtl-optimization/41574
4615 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4616 floating point and we are not doing unsafe math optimizations.
4618 2009-10-03 Simon Baldwin <simonb@google.com>
4619 Cary Coutant <ccoutant@google.com>
4620 Rafael Espindola <espindola@google.com>
4621 Richard Guenther <rguenther@suse.de>
4622 Jan Hubicka <jh@suse.cz>
4623 Doug Kwan <dougkwan@google.com>
4624 H.J. Lu <hongjiu.lu@intel.com>
4625 Bill Maddox <maddox@google.com>
4626 Ryan Mansfield <rmansfield@qnx.com>
4627 Diego Novillo <dnovillo@google.com>
4628 Ollie Wild <aaw@google.com>
4629 Kenneth Zadeck <zadeck@naturalbridge.com>
4631 * lto-cgraph.c: New file.
4632 * lto-compress.c: New file.
4633 * lto-compress.h: New file.
4634 * lto-opts.c: New file.
4635 * lto-section-in.c: New file.
4636 * lto-section-out.c: New file.
4637 * lto-streamer-in.c: New file.
4638 * lto-streamer-out.c: New file.
4639 * lto-streamer.c: New file.
4640 * lto-streamer.h: New file.
4641 * lto-symtab.c: New file.
4642 * lto-wpa-fixup.c: New file.
4643 * lto-wrapper.c: New file.
4645 2009-10-03 Simon Baldwin <baldwin@google.com>
4646 Ben Elliston <bje@au.ibm.com>
4647 Rafael Espindola <espindola@google.com>
4648 Nathan Froyd <froydnj@codesourcery.com>
4649 Jan Hubicka <jh@suse.cz>
4650 Doug Kwan <dougkwan@google.com>
4651 Diego Novillo <dnovillo@google.com>
4652 Kenneth Zadeck <zadeck@naturalbridge.com>
4654 * Makefile.in (enable_lto): New.
4655 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4656 (LINKER_PLUGIN_API_H): Define.
4657 (LTO_SYMTAB_H): Define.
4658 (LTO_STREAMER_H): Define.
4659 (TREE_VECTORIZER_H): Define.
4660 (INCLUDES): Add LIBELFINC.
4661 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4662 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4663 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4664 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4665 (native): Add lto-wrapper$(exeext)
4666 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4667 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4668 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4669 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4670 (varasm.o): Add dependency on tree-iterator.h.
4671 (cgraph.o): Add dependency on cif-code.def.
4672 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4673 (ipa-pure-const.o): Likewise.
4674 (GTFILES): Add lto-symtab.c.
4675 (install-lto-wrapper): New.
4676 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4677 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4678 * config.in: Regenerate.
4680 2009-10-03 Rafael Espindola <espindola@google.com>
4681 Diego Novillo <dnovillo@google.com>
4683 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4684 ipa_write_summaries.
4685 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4687 (cgraph_optimize): Make extern.
4689 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4690 Kenneth Zadeck <zadeck@naturalbridge.com>
4692 * toplev.c (in_lto_p): Declare.
4693 * collect2.c (scan_prog_file): Read all the output when reading
4694 information for LTO.
4695 (enum lto_mode_d): Declare.
4697 2009-10-03 Richard Guenther <rguenther@suse.de>
4698 Diego Novillo <dnovillo@google.com>
4700 * gimple.c: Include target.h and alias.h.
4701 (gimple_types): Declare.
4702 (type_hash_cache): Declare.
4703 (gimple_alloc_stat): Make extern.
4704 (gimple_build_eh_must_not_throw): Call
4705 gimple_eh_must_not_throw_set_fndecl.
4706 (struct type_pair_d): Declare.
4707 (type_pair_t): Declare.
4708 (type_pair_hash): New.
4709 (type_pair_eq): New.
4710 (lookup_type_pair): New.
4711 (gimple_force_type_merge): New.
4712 (compare_type_names_p): New.
4713 (compare_field_offset): New.
4714 (gimple_types_compatible_p): New.
4715 (struct sccs): Declare.
4716 (next_dfs_num): Declare.
4717 (iterative_hash_gimple_type): New.
4719 (iterative_hash_type_name): New.
4720 (iterative_hash_gimple_type): New.
4721 (gimple_type_hash): New.
4722 (gimple_type_eq): New.
4723 (gimple_register_type): New.
4724 (print_gimple_types_stats): New.
4725 (gimple_signed_or_unsigned_type): New.
4726 (gimple_unsigned_type): New.
4727 (gimple_signed_type): New.
4728 (gimple_get_alias_set): New.
4729 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4730 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4731 (gimple_force_type_merge): Declare.
4732 (gimple_types_compatible_p): Declare.
4733 (gimple_register_type): Declare.
4734 (print_gimple_types_stats): Declare.
4735 (gimple_unsigned_type): Declare.
4736 (gimple_signed_type): Declare.
4737 (gimple_get_alias_set): Declare.
4738 (gimple_eh_must_not_throw_set_fndecl): New.
4740 2009-10-03 Jan Hubicka <jh@suse.cz>
4741 Kenneth Zadeck <zadeck@naturalbridge.com>
4743 * ipa-pure-const.c: Include lto-streamer.h.
4744 (register_hooks): Factor out of ...
4745 (generate_summary): ... here.
4746 (pure_const_write_summary): New.
4747 (pure_const_read_summary): New.
4748 (pass_ipa_pure_const): Add pure_const_write_summary and
4749 pure_const_read_summary.
4750 * ipa-reference.c: Include lto-streamer.h.
4751 (add_new_function): New.
4752 (remove_node_data): New.
4753 (duplicate_node_data): New.
4754 (ipa_init): Guard against multiple calls.
4755 Move hook setup from analyze_function.
4756 (write_node_summary_p): New.
4757 (ipa_reference_write_summary): New.
4758 (ipa_reference_read_summary): New.
4759 (pass_ipa_reference): Add ipa_reference_write_summary and
4760 ipa_reference_read_summary.
4761 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4762 (struct cgraph_edge): Add fields lto_stmt_uid and
4763 call_stmt_cannot_inline_p.
4764 (cgraph_optimize): Declare.
4765 (cgraph_decide_is_function_needed): Declare.
4766 (reset_inline_failed): Declare.
4767 (enum LTO_cgraph_tags): Declare.
4768 (LTO_cgraph_tag_names): Declare.
4769 (LCC_NOT_FOUND): Define.
4771 2009-10-03 Doug Kwan <dougkwan@google.com>
4772 Rafael Espindola <espindola@google.com>
4773 Jan Hubicka <jh@suse.cz>
4774 Diego Novillo <dnovillo@google.com>
4775 Kenneth Zadeck <zadeck@naturalbridge.com>
4777 * passes.c (all_regular_ipa_passes): New.
4778 (all_ipa_passes): Rename to all_small_ipa_passes.
4779 (init_optimization_passes): Init all_regular_ipa_passes.
4780 * tree-pass.h (all_regular_ipa_passes): New.
4781 (all_ipa_passes): Rename to all_small_ipa_passes.
4782 * passes.c (all_lto_gen_passes): New.
4783 (init_optimization_passes): Initialize all_lto_gen_passes.
4784 (execute_ipa_summary_passes): Make non-static.
4785 (ipa_write_summaries_1): New.
4786 (ipa_write_summaries_2): New.
4787 (ipa_write_summaries): New.
4788 (ipa_write_summaries_of_cgraph_node_set): New.
4789 (ipa_read_summaries_1): New.
4790 (ipa_read_summaries): New.
4791 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4792 (execute_regular_ipa_pass_list): Remove.
4793 (init_optimization_passes): Schedule
4794 pass_rebuild_cgraph_edges and pass_early_inline outside
4795 of pass_all_early_optimizations. Document reason.
4796 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4797 pass_ipa_lto_finish_out): New pass.
4798 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4799 (execute_all_ipa_transforms): New.
4800 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4801 (dump_properties, debug_properties): New.
4802 * tree-optimize.c (gate_all_early_local_passes): Return
4803 false if we are in lto1.
4804 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4805 * tree-pass.h (execute_all_ipa_transforms): Declare.
4806 (pass_ipa_function_and_variable_visibility): Declare.
4807 (pass_ipa_early_inline): Declare.
4808 (pass_ipa_lto_gimple_out): Declare.
4809 (pass_ipa_lto_wpa_fixup): Declare.
4810 (pass_ipa_lto_finish_out): Declare.
4811 (all_small_ipa_passes, all_regular_ipa_passes,
4812 all_lto_gen_passes): Declare.
4813 (execute_ipa_summary_passes): Declare.
4814 (execute_all_ipa_transforms): Declare.
4815 (ipa_write_summaries): Declare
4816 (ipa_write_summaries_of_cgraph_node_set): Declare.
4817 (ipa_read_summaries): Declare.
4819 2009-10-03 Doug Kwan <dougkwan@google.com>
4820 Ollie Wild <aaw@google.com>
4822 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4824 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4825 (lto_mode): New variable.
4826 (maybe_run_lto_and_relink): Handle the -fwpa option.
4827 (main): Handle the -fwpa option.
4828 (maybe_unlink_list): New function.
4829 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4830 * common.opt (flto): New flag.
4831 * toplev.c (flag_generate_lto): Declare.
4833 2009-10-03 Simon Baldwin <simonb@google.com>
4835 * common.opt (flto-compression-level): New flag.
4837 * opts.c: Include lto-opts.h.
4838 (handle_option): Call lto_register_user_option for each
4839 valid option handled.
4840 (decode_options): Clear registered options before the options
4843 2009-10-03 Cary Coutant <ccoutant@google.com>
4845 * collect2.c (is_elf): New function.
4846 (scan_prog_file): Require LTO object to be in ELF format.
4848 2009-10-03 Rafael Espindola <espindola@google.com>
4850 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4851 libgcc to the linker.
4853 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4855 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4856 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4858 * collect2.h (collect_execute): Add flags argument.
4859 * tlink.c (tlink_execute): Update call to collect_execute.
4860 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4861 (use_linker_plugin): New.
4862 (use_linker_plugin_spec_function): New.
4863 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4864 (linker_plugin_file_spec): New.
4865 (lto_wrapper_spec): New.
4866 (lto_gcc_spec): New.
4867 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4868 (static_spec_functions): Add use-linker-plugin.
4869 (process_command): Handle -use-linker-plugin.
4870 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4871 linker_plugin_file_spec and lto_gcc_spec.
4872 (use_linker_plugin_spec_function): New.
4874 2009-10-03 Richard Guenther <rguenther@suse.de>
4878 * tree.h (is_lang_specific): Include LANG_TYPE.
4879 * tree.c (find_decls_types_r): Manually add interesting parts
4880 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4882 * gimple.c (type_pair_hash): Make symmetric.
4883 (type_pair_eq): Likewise.
4884 (lookup_type_pair): Increase initial hashtable size.
4885 (gimple_force_type_merge): Rely on type-pair symmetry.
4886 (visit): Remove excessive checking code.
4887 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4888 (gimple_register_type): Remove getenv calls, shrink initial
4892 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4893 inline functions if not generating lto output.
4896 * toplev.c (finalize): In WPA mode remove the asm file.
4898 2009-10-03 Doug Kwan <dougkwan@google.com>
4900 * ipa-inline.c (cgraph_mark_inline): Check
4901 edge->call_stmt_cannot_inline_p instead of calling
4902 gimple_call_cannot_inline_p.
4903 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4904 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4905 (inline_generate_summary): Do nothing in LTRANS.
4906 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4907 exists before calling gimple_call_cannot_inline_p.
4908 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4909 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4910 Update new_edge->lto_stmt_uid.
4911 * cgraphbuild.c (reset_inline_failed): New.
4913 * common.opt (fwpa): New flag.
4914 (fltrans): New option.
4915 * gcc.c (gcc_lto_option_t): New type.
4916 (current_lto_option): New variable.
4917 (lto_single_spec_function): Remove and is replaced by ..
4918 (lto_option_spec_function): New function.
4919 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4920 passing the -flto flag.
4921 (cc1_options): Separate non-LTO related parts into ..
4922 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4923 (lto1_options): New spec for lto FE.
4924 (link_lto_options): New spec for handling LTO flags in linker.
4925 (invoke_lto_single): Re-format to fit in 80 column. Replace
4926 lto-single with lto-option.
4927 (static_specs): Add cc1_non_lto_options, lto1_options and
4929 (static_spec_function): Replace lto-single with lto-option.
4930 (process_command): Handle -flto, -fwpa and -fltran by setting
4931 current_lto_option and not passing it to subprocess unconditionally.
4933 2009-10-03 Bill Maddox <maddox@google.com>
4935 Add `gcc' driver support for link-time code generation (LTO).
4937 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4938 (lto_flag, lto_objects, lto_o_file): New variables.
4939 (struct lto_object, struct lto_object_list): New structures.
4940 (collect_exit, handler): Remove LTO temporary output file on exit.
4941 (add_lto_object): New function.
4942 (maybe_run_lto_and_relink): New function. Perform link time code
4943 generation and relinking for object files containing LTO information.
4944 (main): Invoke maybe_run_lto_and_relink().
4945 (dump_argv): New function. For debugging, currently disabled.
4946 (scan_prog_file): Add LTO information pass.
4947 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4949 * toplev.c (compile_file): Emit assembler directive to create
4950 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4952 2009-10-03 Diego Novillo <dnovillo@google.com>
4954 * c.opt: Add LTO to warn_abi and warn_psabi.
4956 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4957 inline function. Ignore language-specific nodes. Update all users.
4958 (find_decls_types_r): Do not traverse the subtrees of
4959 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4960 * tree.h (is_lang_specific): New.
4961 * langhooks.h (struct lang_hooks_for_decls): Remove
4962 may_need_assembler_name_p. Update all users.
4964 * c-common.c (set_builtin_user_assembler_name): Move ...
4965 * builtins.c (set_builtin_user_assembler_name): ... here.
4966 (is_builtin_name): Add comment
4967 (is_builtin_fn): New.
4968 * except.c (output_ttype): Only call
4969 lookup_type_for_runtime if TYPE is not a runtime type.
4971 * passes.c (register_pass): Call position_pass on
4972 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4973 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4974 (TV_IPA_LTO_DECL_IO): Define.
4975 (TV_IPA_LTO_CGRAPH_IO): Define.
4977 (TV_WHOPR_WPA): Define.
4978 (TV_WHOPR_WPA_IO): Define.
4979 (TV_WHOPR_LTRANS): Define.
4980 (TV_WHOPR_WPA_FIXUP): Define.
4981 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4982 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4983 * tree-flow.h (tree_node_can_be_shared): Declare.
4984 * tree-inline.c (tree_can_inline_p): Check that E has a
4985 statement associated with it.
4986 * tree.c (free_lang_data_in_binf): Factor out of ...
4987 (free_lang_data_in_type): ... here.
4988 Call RECORD_OR_UNION_TYPE_P.
4989 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4990 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4991 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4992 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4993 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4994 (gate_free_lang_data): Return true if flag_generate_lto is set.
4995 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4996 * c-common.h (set_builtin_user_assembler_name): Move ...
4997 * tree.h (set_builtin_user_assembler_name): ... here.
4999 * common.opt (flto-report): New flag.
5000 * opts.c (complain_wrong_lang): Do not complain if running lto1.
5001 * collect2.c (scan_prog_file): Send the error output of
5002 'nm' to HOST_BIT_BUCKET.
5004 2009-10-03 Ollie Wild <aaw@google.com>
5006 * langhooks-def.h (lhd_begin_section): New function declaration.
5007 (lhd_write_section): New function declaration.
5008 (lhd_end_section): New function declaration.
5009 (LANG_HOOKS_BEGIN_SECTION): New macro.
5010 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
5011 (LANG_HOOKS_END_SECTION): New macro.
5012 (LANG_HOOKS_LTO): New macro.
5013 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
5014 * langhooks.c (output.h): Add include.
5015 (saved_section): New static variable.
5016 (lhd_begin_section): New function.
5017 (lhd_write_section_data): New function.
5018 (lhd_end_section): New function.
5019 * langhooks.h (struct lang_hooks_for_lto): New structure.
5020 (struct lang_hooks): Add member lto.
5021 * Makefile.in (langhooks.o): Add dependency on output.h.
5023 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
5025 2009-10-03 Richard Guenther <rguenther@suse.de>
5027 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
5030 2009-10-03 Simon Baldwin <simonb@google.com>
5031 Richard Guenther <rguenther@suse.de>
5032 Janis Johnson <janis187@us.ibm.com>
5033 Doug Kwan <dougkwan@google.com>
5034 Diego Novillo <dnovillo@google.com>
5035 Ramana Radhakrishnan <ramana.r@gmail.com>
5036 Ollie Wild <aaw@google.com>
5038 * doc/install.texi: Add documentation for libelf and --enable-lto.
5039 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
5040 -flto-report, -flto-compression-level and -use-linker-plugin.
5041 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
5042 Add section for LTO Testing.
5044 2009-10-02 Cary Coutant <ccoutant@google.com>
5046 Add support for comdat type sections for DWARF v4.
5047 Merge from dwarf4 branch.
5049 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
5050 (dw_die_ref): Define vector type.
5051 (enum dw_val_class): Add dw_val_class_data8.
5052 (struct dw_val_struct): Add v.val_data8.
5053 (comdat_type_node_ref): New type.
5054 (struct die_struct): Move die_symbol into a union; add new field
5055 die_type_node. Change all uses.
5056 (comdat_type_node): New type.
5057 (skeleton_chain_node): New type.
5058 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
5059 (comdat_type_list): New variable.
5060 (dwarf_tag_name): Add DW_TAG_type_unit.
5061 (dwarf_attr_name): Add DW_AT_signature.
5062 (add_AT_data8): New function.
5063 (replace_child): New function.
5064 (move_all_children): New function.
5065 (print_signature): New function.
5066 (print_die): Print signature information; add dw_val_class_data8.
5067 (attr_checksum): Support dw_val_class_data8.
5068 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
5069 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
5070 (checksum_sleb128, checksum_uleb128): New functions.
5071 (checksum_die_context): New function.
5072 (loc_checksum_ordered): New function.
5073 (attr_checksum_ordered): New function.
5074 (struct checksum_attributes): New structure.
5075 (collect_checksum_attributes): New function.
5076 (die_checksum_ordered): New function.
5077 (generate_type_signature): New function.
5078 (same_dw_val_p): Add dw_val_class_data8.
5079 (is_symbol_die): Use new is_declaration_die function.
5080 (is_declaration_die): New function.
5081 (should_move_die_to_comdat): New function.
5082 (clone_die): New function.
5083 (clone_tree): New function.
5084 (clone_as_declaration): New function.
5085 (copy_declaration_context): New function.
5086 (generate_skeleton_ancestor_tree): New function.
5087 (generate_skeleton_bottom_up): New function.
5088 (generate_skeleton): New function.
5089 (remove_child_or_replace_with_skeleton): New function.
5090 (break_out_comdat_types): New function.
5091 (struct decl_table_entry): New type.
5092 (htab_decl_hash): New function.
5093 (htab_decl_eq): New function.
5094 (htab_decl_del): New function.
5095 (copy_ancestor_tree): New function.
5096 (copy_decls_walk): New function.
5097 (copy_decls_for_unworthy_types): New function.
5098 (build_abbrev_table): Don't assert on missing die_symbol when doing
5099 comdat type sections.
5100 (size_of_die): Use DW_FORM_sig8 for external references. Add
5102 (unmark_dies): Don't assert for unmarked dies when doing comdat
5104 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
5105 (output_signature): New function.
5106 (output_die): Likewise.
5107 (output_compilation_unit_header): Mark output as DWARF version 3
5108 even if generating DWARF 4.
5109 (output_comdat_type_unit): New function.
5110 (output_line_info): Mark output as DWARF version 3 even if generating
5112 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
5114 (dwarf2out_end_source_file): Likewise.
5115 (prune_unused_types_walk_attribs): Don't follow references into
5116 comdat type sections.
5117 (prune_unused_types_mark): When generating type units, do not mark
5118 children of non-defining declarations of types; do mark children of
5120 (prune_unused_types): Process comdat type sections.
5121 (htab_ct_hash): New function.
5122 (htab_ct_eq): New function.
5123 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
5124 Add a pointer to the line table from type unit entries so
5125 DW_AT_decl_file has meaning.
5126 * varasm.c (default_elf_asm_named_section): Use identifier name as
5127 comdat key instead of lang hook.
5129 2009-10-02 Neil Vachharajani <nvachhar@google.com>
5131 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
5133 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
5135 * config/i386/i386.md (SWIM248): New mode iterator.
5136 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
5137 divmodhi4 patterns using SWIM248 macro.
5138 (*divmod<mode>4): Macroize insn_and_split pattern from
5139 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
5140 and their corresponding splitters usign SWIM248 macro. Split SImode
5141 insn to generate cltd and DImode insn to generate cqto instead of
5142 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
5143 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
5144 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
5145 *divmodsi_noext patterns using SWIM248 macro.
5146 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
5147 udivmodhi4 patterns using SWIM248 macro.
5148 (*udivmod<mode>4): Macroize insn_and_split pattern from
5149 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
5150 corresponding splitters using SWIM248 macro.
5151 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
5152 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
5154 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
5156 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
5157 of zero-sized element is zero-sized regardless of its extent.
5159 2009-10-02 Jakub Jelinek <jakub@redhat.com>
5162 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
5163 * configure: Regenerated.
5164 * config.in: Regenerated.
5165 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
5166 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
5167 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
5168 not emitting .eh_frame, emit .cfi_sections .debug_frame
5173 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
5174 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
5176 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
5177 vars use DECL_RTL with resetting it back to NULL afterwards.
5178 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
5179 rtx_equal_p instead of asserting it is a SYMBOL_REF.
5180 (value_format): For dw_val_class_addr only use DW_FORM_addr if
5181 the attribute type allows it, otherwise use DW_FORM_dataN.
5182 (mem_loc_descriptor): Handle CONST_STRING.
5183 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
5184 Handle MEM with CONST_STRING address using add_AT_string.
5185 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
5186 CONST_STRING for const arrays initialized with a string literal.
5187 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
5188 (dwarf2out_finish): Call resolve_addr.
5190 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
5191 Maxim Kuvyrkov <maxim@codesourcery.com>
5193 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
5195 2009-10-02 Nick Clifton <nickc@redhat.com>
5197 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
5198 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
5200 2009-10-01 Jan Hubicka <jh@suse.cz>
5202 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
5203 (cgraph_create_virtual_clone): Just pass redirect_callers
5205 * cgraph.h (cgraph_clone_node): Update prototype.
5206 * ipa-pure-const.c (self_recursive_p): New function.
5207 (propagate): Use it.
5208 * ipa-inline.c (cgraph_clone_inlined_nodes,
5209 cgraph_decide_recursive_inlining): Update.
5211 2009-10-01 David Daney <ddaney@caviumnetworks.com>
5213 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
5214 instructions for TARGET_OCTEON.
5216 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5218 * config/arm/arm.c (arm_override_options): Turn off
5219 flag_dwarf2_cfi_asm for AAPCS variants.
5221 2009-10-01 Martin Jambor <mjambor@suse.cz>
5224 * tree-sra.c (convert_callers): Do not call
5225 compute_inline_parameters on one caller more than once.
5227 2009-10-01 Nick Clifton <nickc@redhat.com>
5229 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
5230 an empty string if not already defined.
5232 2009-10-01 Martin Jambor <mjambor@suse.cz>
5235 * tree-sra.c (is_va_list_type): New function.
5236 (find_var_candidates): Call is_va_list_type.
5237 (find_param_candidates): Check that the type or the type pointed
5238 to are not va_list types.
5240 2009-10-01 Martin Jambor <mjambor@suse.cz>
5243 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
5244 DECL_ARTIFICIAL (param_decl) is true.
5246 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
5248 * tree.h (tree_decl_common::lang_flag_8): New.
5249 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
5251 * c-common.h (RID_CONSTEXPR): New.
5253 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5255 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5256 Use ref-all pointers.
5257 (alpha_gimplify_va_arg): Ditto.
5259 2009-09-30 Jakub Jelinek <jakub@redhat.com>
5262 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5263 before insn counting loop now that BB_END (bb) is counted. Ensure
5264 the return value isn't zero.
5266 2009-09-30 Nick Clifton <nickc@redhat.com>
5268 * config.gcc (sh-symbianelf): Replace definition of extra_objs
5269 with separate definitions of c_target_objs and cxx_target_objs.
5270 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
5272 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
5273 sh_symbian_import_export_class.
5274 * config/sh/sh-protos.h: Fix names of exported symbian functions.
5275 * config/sh/symbian.c: Delete, moving code into...
5276 * config/sh/symbian-base.c: ... here
5277 * config/sh/symbian-c.c: ... and here
5278 * config/sh/symbian-cxx.c: ... and here.
5280 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5283 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
5284 of plus RTX into register.
5286 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5288 * doc/install.texi: Linguistic and markup fixes.
5289 (Configuration) <--disable-cpp>: Remove description.
5290 <--enable-maintainer-mode>: Autotools files are affected, too.
5291 <--with-sysroot>: Improve description.
5292 (Building): Bump required GNU make version.
5294 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5296 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
5297 (x86_64-*-*): Ditto.
5299 * config/i386/fma4intrin.h: New file, provide common x86 compiler
5300 intrinisics for FMA4.
5301 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
5302 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
5303 Add FMA4 check and fma4intrin.h.
5304 * config/i386/i386-c.c(ix86_target_macros_internal): Check
5306 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
5307 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
5308 constant for FMA4 support.
5309 (UNSPEC_FMA4_FMADDSUB): Ditto.
5310 (UNSPEC_FMA4_FMSUBADD): Ditto.
5311 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
5312 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
5313 (ix86_expand_fma4_multiple_memory): Ditto.
5314 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
5315 (OPTION_MASK_ISA_FMA4_UNSET): New.
5316 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
5317 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
5318 (ix86_handle_option): Handle -mfma4.
5319 (isa_opts): Handle -mfma4.
5320 (enum pta_flags): Add PTA_FMA4.
5321 (override_options): Add FMA4 support.
5322 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
5323 (IX86_BUILTIN_VFMADDSD): Ditto.
5324 (IX86_BUILTIN_VFMADDPS): Ditto.
5325 (IX86_BUILTIN_VFMADDPD): Ditto.
5326 (IX86_BUILTIN_VFMSUBSS): Ditto.
5327 (IX86_BUILTIN_VFMSUBSD): Ditto.
5328 (IX86_BUILTIN_VFMSUBPS): Ditto.
5329 (IX86_BUILTIN_VFMSUBPD): Ditto.
5330 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
5331 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
5332 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
5333 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
5334 (IX86_BUILTIN_VFNMADDSS): Ditto.
5335 (IX86_BUILTIN_VFNMADDSD): Ditto.
5336 (IX86_BUILTIN_VFNMADDPS): Ditto.
5337 (IX86_BUILTIN_VFNMADDPD): Ditto.
5338 (IX86_BUILTIN_VFNMSUBSS): Ditto.
5339 (IX86_BUILTIN_VFNMSUBSD): Ditto.
5340 (IX86_BUILTIN_VFNMSUBPS): Ditto.
5341 (IX86_BUILTIN_VFNMSUBPD): Ditto.
5342 (IX86_BUILTIN_VFMADDPS256): Ditto.
5343 (IX86_BUILTIN_VFMADDPD256): Ditto.
5344 (IX86_BUILTIN_VFMSUBPS256): Ditto.
5345 (IX86_BUILTIN_VFMSUBPD256): Ditto.
5346 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
5347 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
5348 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
5349 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
5350 (IX86_BUILTIN_VFNMADDPS256): Ditto.
5351 (IX86_BUILTIN_VFNMADDPD256): Ditto.
5352 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
5353 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
5354 (enum multi_arg_type): New enum for describing the various FMA4
5355 intrinsic argument types.
5356 (bdesc_multi_arg): New table for FMA4 intrinsics.
5357 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
5358 (ix86_expand_multi_arg_builtin): New function for creating FMA4
5360 (ix86_expand_builtin): Add FMA4 intrinsic support.
5361 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
5362 operand instructions.
5363 (ix86_expand_fma4_multiple_memory): New function to split the
5364 second memory reference from FMA4 instructions.
5365 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
5366 (ssemodesuffixf2s): Ditto.
5367 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
5369 (fma4_fmsub<mode>4): Ditto.
5370 (fma4_fnmadd<mode>4): Ditto.
5371 (fma4_fnmsub<mode>4): Ditto.
5372 (fma4_vmfmadd<mode>4): Ditto.
5373 (fma4_vmfmsub<mode>4): Ditto.
5374 (fma4_vmfnmadd<mode>4): Ditto.
5375 (fma4_vmfnmsub<mode>4): Ditto.
5376 (fma4_fmadd<mode>4256): Ditto.
5377 (fma4_fmsub<mode>4256): Ditto.
5378 (fma4_fnmadd<mode>4256): Ditto.
5379 (fma4_fnmsub<mode>4256): Ditto.
5380 (fma4_fmaddsubv8sf4): Ditto.
5381 (fma4_fmaddsubv4sf4): Ditto.
5382 (fma4_fmaddsubv4df4): Ditto.
5383 (fma4_fmaddsubv2df4): Ditto.
5384 (fma4_fmsubaddv8sf4): Ditto.
5385 (fma4_fmsubaddv4sf4): Ditto.
5386 (fma4_fmsubaddv4df4): Ditto.
5387 (fma4_fmsubaddv2df4): Ditto.
5388 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5389 instructions for intrinsics.
5390 (fma4i_fmsub<mode>4): Ditto.
5391 (fma4i_fnmadd<mode>4): Ditto.
5392 (fma4i_fnmsub<mode>4): Ditto.
5393 (fma4i_vmfmadd<mode>4): Ditto.
5394 (fma4i_vmfmsub<mode>4): Ditto.
5395 (fma4i_vmfnmadd<mode>4): Ditto.
5396 (fma4i_vmfnmsub<mode>4): Ditto.
5397 (fma4i_fmadd<mode>4256): Ditto.
5398 (fma4i_fmsub<mode>4256): Ditto.
5399 (fma4i_fnmadd<mode>4256): Ditto.
5400 (fma4i_fnmsub<mode>4256): Ditto.
5401 (fma4i_fmaddsubv8sf4): Ditto.
5402 (fma4i_fmaddsubv4sf4): Ditto.
5403 (fma4i_fmaddsubv4df4): Ditto.
5404 (fma4i_fmaddsubv2df4): Ditto.
5405 (fma4i_fmsubaddv8sf4): Ditto.
5406 (fma4i_fmsubaddv4sf4): Ditto.
5407 (fma4i_fmsubaddv4df4): Ditto.
5408 (fma4i_fmsubaddv2df4): Ditto.
5410 * doc/invoke.texi (-mfma4): Add documentation.
5411 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5413 2009-09-29 Richard Henderson <rth@redhat.com>
5415 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5416 an edge to the new destination block.
5418 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5421 * pa.c (hppa_profile_hook): Use
5422 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5424 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5425 Alexander Monakov <amonakov@ispras.ru>
5428 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5429 (not_postinc_memory_operand): New.
5430 (not_postinc_move_operand): New.
5431 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5432 (*cmovsi_internal): Ditto.
5434 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5436 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5437 restrict issue_rate in first pass when scheduling for register
5440 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5441 Rafael Avila de Espindola <espindola@google.com>
5443 * gengtype.c (plugin_output): New.
5444 (get_output_file_with_visibility): Return plugin_output for plugins.
5445 (main): Parse and use the -P option.
5446 * gty.texi: Update the command line format.
5448 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5451 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5453 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5454 out if !const_ok_for_output.
5457 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5458 case VAR_LOCATION>: Remove gcc_unreachable ().
5460 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5462 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5463 (x86_64-*-*): Ditto.
5464 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5465 back to smmintrin.h.
5466 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5467 * config/i386/x86intrin.h: Remove SSE5.
5468 * config/i386/mmintrin-common.h: Delete file.
5469 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5471 2009-09-29 Richard Guenther <rguenther@suse.de>
5473 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5474 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5476 2009-09-29 Nick Clifton <nickc@redhat.com>
5478 * function.c (current_function_name): If there is no current
5479 function just return "<none>".
5481 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5483 * tree-pass.h (register_pass_info): New structure.
5484 (pass_positioning_ops): Move enum from gcc-plugin.h.
5485 (register_pass): New function.
5486 * gcc-plugin.h (plugin_pass): Delete structure.
5487 (pass_positioning_ops): Delete enum.
5488 * plugin.c (regsiter_pass): Delete function.
5489 (position_pass): Delete function.
5490 (added_pass_nodes): Delete variable.
5491 (prev_added_pass_nodes): Delete variable.
5492 (pass_list_node): Delete structure.
5493 * passes.c (make_pass_instance): New function.
5494 (next_pass_1): Change to call make_pass_instance.
5495 (pass_list_node): Move structure from gcc-plugin.h.
5496 (added_pass_nodes): Move variable from plugin.c.
5497 (prev_added_pass_nodes): Move variable from plugin.c.
5498 (position_pass): New function.
5499 (register_pass): New function.
5501 2009-09-28 Easwaran Raman <eraman@google.com>
5503 * ifcvt.c (noce_try_abs): Recognize pattern and call
5504 expand_one_cmpl_abs_nojump.
5505 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5506 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5508 2009-09-28 Ian Lance Taylor <iant@google.com>
5511 * c-opts.c (c_common_handle_option): Don't set
5512 warn_jump_misses_init for -Wall.
5513 * doc/invoke.texi (Warning Options): Update documentation.
5515 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5517 * Makefile.in ($(out_object_file)): Depend on
5518 gt-$(basename $(notdir $(out_file))).h.
5520 2009-09-28 Richard Henderson <rth@redhat.com>
5522 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5523 * except.c (gen_eh_region): Set it.
5524 (duplicate_eh_regions_1): Copy it.
5525 * tree-eh.c (lower_resx): Use it to determine which function
5528 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5529 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5530 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5531 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5532 BUILT_IN_CXA_END_CLEANUP if necessary.
5534 * c-common.c (c_define_builtins): Update call to
5535 build_common_builtin_nodes.
5537 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5539 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5541 2009-09-28 Michael Matz <matz@suse.de>
5543 * builtins.c (interclass_mathfn_icode): New helper.
5544 (expand_builtin_interclass_mathfn): Use it here, and split folding
5546 (fold_builtin_interclass_mathfn): ... this new folder.
5547 (build_call_nofold_loc): New static helper.
5548 (build_call_nofold): New wrapper macro for above.
5549 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5550 (expand_builtin_pow): Ditto.
5551 (expand_builtin_memset_args): Ditto.
5552 (expand_builtin_printf): Ditto.
5553 (expand_builtin_fprintf): Ditto.
5554 (expand_builtin_sprintf): Ditto.
5555 (expand_builtin_memory_chk): Ditto.
5556 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5557 (expand_builtin_stpcpy): Ditto.
5558 (expand_builtin_strcmp): Ditto.
5559 (expand_builtin_strncmp): Ditto.
5560 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5561 (expand_builtin_strcpy_args): Don't call folders.
5562 (expand_builtin_memcmp): Ditto.
5563 (expand_builtin_strncpy): Ditto, and use target.
5564 (expand_builtin_memcpy): Ditto.
5565 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5566 expand_builtin_strpbrk, expand_builtin_memmove,
5567 expand_builtin_memmove_args, expand_builtin_bcopy,
5568 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5569 expand_builtin_strspn, expand_builtin_strcspn,
5570 expand_builtin_fputs): Remove these.
5571 (expand_builtin): Don't call the above, change calls to other
5572 expanders that changed prototype.
5573 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5574 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5575 fold_builtin_interclass_mathfn.
5576 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5577 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5579 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5580 * passes.c (init_optimization_passes): Move pass_fold_builtins
5581 after last phiopt pass.
5582 * tree-inline.c (fold_marked_statements): When folding builtins
5583 iterate over all instruction potentially generated.
5584 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5586 (fold_gimple_call): Use it to always fold calls (into potentially
5587 multiple instructions).
5588 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5589 calls into zero at this time.
5590 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5591 statements generated by builtin folding.
5593 2009-09-28 Nick Clifton <nickc@redhat.com>
5595 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5597 2009-09-28 Duncan Sands <baldrick@free.fr>
5599 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5600 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5601 (register_callback): Dispatch it.
5602 (invoke_plugin_callbacks): Incorporate in sanity check.
5603 * ggc.h (ggc_register_cache_tab): Add declaration.
5604 * ggc-common.c (ggc_register_root_tab): Simplify.
5605 (const_ggc_cache_tab_t): New typedef.
5606 (extra_cache_vec): New vector of dynamically added cache tables.
5607 (ggc_register_cache_tab): New function.
5608 (ggc_scan_cache_tab): New function.
5609 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5610 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5612 2009-09-27 Richard Henderson <rth@redhat.com>
5614 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5615 which we remove __builtin_stack_restore.
5617 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5619 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5620 to test for GRD_INVARIANT.
5621 (simple_rhs_p): Anything that's function_invariant_p is fine.
5623 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5625 * gengtype.c (main): Use plunge_files instead of plugin_output.
5627 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5628 Rafael Avila de Espindola <espindola@google.com>
5630 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5631 Don't print pch related info if it is false.
5632 (main): Don't print pch info in plugin mode.
5634 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5636 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5637 with dw_val_class_const_double.
5638 (struct dw_val_struct): Replace val_long_long with val_double and
5639 adjust for above change.
5640 (output_loc_operands): Likewise.
5641 (add_AT_long_long): Rename into...
5642 (add_AT_double): ...this.
5643 (print_die): Replace dw_val_class_long_long with
5644 dw_val_class_const_double and adjust.
5645 (attr_checksum): Likewise.
5646 (same_dw_val_p): Likewise.
5647 (size_of_die): Likewise.
5648 (value_format): Likewise.
5649 (output_die): Likewise.
5650 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5651 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5652 instead of add_AT_long_long.
5653 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5654 value with the precision of its type.
5656 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5659 * c-typeck.c (build_conditional_expr): Use the readonly and
5660 volatile flags of the operand types, not of the operands itself.
5662 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5664 * collect2.c (main): Look for -brtl before adding libraries.
5666 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5668 * config.gcc: Update OpenBSD targets.
5669 * config/openbsd-stdint.h: New file.
5670 * config/openbsd-libpthread.h: New file.
5671 * config/openbsd.h: Update and break out LIB_SPEC definition.
5672 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5673 * config/i386/openbsdelf.h: Correct types.
5674 * config/m68k/openbsd.h: Likewise.
5675 * config/mips/openbsd.h: Likewise.
5676 * config/vax/openbsd.h: Likewise.
5678 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5680 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5681 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5682 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5683 of the length and zero.
5685 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5687 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5688 (FLAGS_H): Add options.h $(REAL_H).
5689 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5690 (TREE_VECTORIZER_H): New.
5691 (EBITMAP_H): Renamed from EBIMAP_H.
5692 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5693 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5694 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5695 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5696 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5697 (graphite-clast-to-gimple.o, graphite-dependences.o)
5698 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5699 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5700 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5701 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5702 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5703 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5704 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5705 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5706 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5707 updated and fixed as per above changes and per
5708 check_makefile_deps.sh output.
5711 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5712 * configure: Regenerate.
5714 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5716 * doc/install.texi: Update minimum MPC version to 0.7.
5718 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5720 * doc/install.texi (Binaries): Remove reference to the binary
5721 distribution CD-ROM from the FSF.
5723 2009-09-26 Michael Matz <matz@suse.de>
5727 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5728 that are mentioned in the body.
5730 2009-09-26 Michael Matz <matz@suse.de>
5732 PR tree-optimization/41454
5733 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5734 (tree_ssa_dominator_optimize): Don't allocate and free it.
5735 (dom_opt_leave_block): Don't iterate over it.
5736 (eliminate_redundant_computations): Don't return a value.
5737 (cprop_operand, cprop_into_stmt): Ditto.
5738 (optimize_stmt): Don't defer updating stmts.
5740 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5742 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5743 generic_parameter_die, template_parameter_pack_die,
5744 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5745 renaming DW_TAG_formal_parameter_pack and
5746 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5747 and DW_TAG_GNU_template_parameter_pack.
5749 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5751 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5752 * config/v850/v850.c (v850_function_value): New function.
5753 (TARGET_FUNCTION_VALUE): Define.
5755 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5757 * tree-vect-stmts.c (vectorizable_call): Call
5758 mark_symbols_for_renaming after vect_finish_stmt_generation.
5760 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5761 to loc_descriptor_from_tree.
5762 (add_location_or_const_value_attribute): Pass 0 instead of 2
5763 for decl_by_reference_p decls.
5765 2009-09-25 Richard Guenther <rguenther@suse.de>
5768 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5771 2009-09-25 Ben Elliston <bje@au.ibm.com>
5773 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5776 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5778 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5779 form of instruction.
5781 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5784 * fold-const.c (const_binop): Handle complex int division.
5785 * tree-complex.c (expand_complex_div_straight,
5786 expand_complex_div_wide): Update comments.
5788 2009-09-24 DJ Delorie <dj@redhat.com>
5791 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5792 (reg_class): Likewise.
5793 (REG_CLASS_NAMES): Likewise.
5794 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5795 (m32c_override_options): Disable -fivopts for M32C.
5797 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5799 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5800 Delete VSX load/store with update support.
5801 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5802 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5806 (VStype_load_update): Ditto.
5807 (VStype_store_update): Ditto.
5808 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5809 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5811 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5812 load/store with update builtins.
5814 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5816 * libgcc2.c (L_trampoline): Prototype for getpagesize
5817 and mprotect in WINNT case.
5819 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5821 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5822 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5823 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5824 'outgoing' argument.
5825 (TARGET_FUNCTION_VALUE): Define.
5827 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5829 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5831 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5834 * common.opt: Initialize dwarf_strict to -1.
5835 * toplev.c (process_options): Catch unset dwarf_strict
5836 and set to 0 for all targets not overriding.
5837 * config/darwin.c (darwin_override_options): Catch unset
5838 dwarf_strict and override to 1.
5840 2009-09-24 Jeff Law <law@redhat.com>
5842 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5844 2009-09-24 Richard Guenther <rguenther@suse.de>
5846 PR tree-optimization/36143
5847 PR tree-optimization/38747
5848 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5849 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5851 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5854 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5855 return false instead of gcc_unreachable (). For CONST return the
5856 value returned by recursive call instead of always returning true.
5857 (tree_add_const_value_attribute): Return the value returned by
5858 add_const_value_attribute instead of always returning true if rtl
5861 2009-09-23 Justin Seyster <jrseys@gmail.com>
5863 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5865 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5867 * cgraphunit.c (cgraph_lower_function): Revert last change.
5868 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5869 instead of DECL_NO_STATIC_CHAIN.
5870 * tree-cfg.c (verify_gimple_call): Likewise.
5871 * tree-nested.c (get_chain_decl, get_chain_field,
5872 convert_tramp_reference_op, convert_gimple_call): Likewise.
5873 (convert_all_function_calls): Likewise. Always set or clear
5874 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5875 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5876 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5878 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5879 DECL_NO_STATIC_CHAIN.
5880 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5881 instead of DECL_NO_STATIC_CHAIN.
5882 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5883 decl_function_context.
5884 * varasm.c (initializer_constant_valid_p): Likewise.
5885 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5886 (DECL_STATIC_CHAIN): ... this.
5887 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5888 instead of DECL_NO_STATIC_CHAIN.
5890 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5891 Rafael Avila de Espindola <espindola@google.com>
5893 * gengtype.c (nb_plugin_files): Make it unsigned to match
5894 num_gt_files. Adjust other variables to avoid warnings.
5895 (main): Allocate an all zero lang_bitmap before each plugin file name
5896 to match regular file names.
5898 2009-09-23 Richard Henderson <rth@redhat.com>
5900 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5901 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5902 static chain passed in memory.
5903 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5904 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5905 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5906 STATIC_CHAIN_REGNUM defined.
5908 * config/picochip/picochip-protos.h: s/class/klass/.
5909 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5910 (picochip_static_chain): New.
5911 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5912 (STATIC_CHAIN_INCOMING): Remove.
5914 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5915 (xtensa_static_chain): New.
5916 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5917 (STATIC_CHAIN_INCOMING): Remove.
5919 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5921 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5922 * config/pa/pa-protos.h (function_value): Remove.
5923 * config/pa/pa.c (pa_function_value): Rename from function_value.
5924 Make static, add 'outgoing' argument.
5925 (TARGET_FUNCTION_VALUE): Define.
5927 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5929 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5930 instead of cfun->machine->is_leaf.
5931 * config/avr/avr.h (machine_function): Remove is_leaf field.
5933 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5936 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5937 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5938 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5939 the same size, prefer DW_OP_stack_value.
5940 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5941 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5943 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5946 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5948 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5951 * cfgexpand.c (convert_debug_memory_address): New.
5952 (expand_debug_expr): Convert base address and offset to the same
5953 mode. Use it to convert addresses to other modes. Accept
5956 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5959 * function.h (types_used_by_vars_hash): Declare new hash table.
5960 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5961 equality and hash function for the hash table.
5962 (types_used_by_cur_var_decl): Declare a new global chained list.
5963 (types_used_by_var_decl_insert): Declare new function.
5964 * function.c (types_used_by_vars_hash): Define the hashtable ...
5965 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5966 its equality and hash functions.
5967 (hash_types_used_by_vars_entry): New hash helper.
5968 (types_used_by_cur_var_decl): Define the global chained list.
5969 (used_types_insert): Update the list of types used by the global
5970 variable being parsed.
5971 (types_used_by_var_decl_insert): Define new function.
5972 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5973 * c-common.c (record_types_used_by_current_var_decl): ... new
5975 * c-decl.c (finish_decl): Record the types used by the global
5976 variable declaration we've just parsed.
5977 * dwarf2out.c (premark_used_types): Insert a new line between
5978 comment and function.
5979 (premark_used_types_helper): Fix comment.
5980 (premark_types_used_by_global_vars_helper,
5981 premark_types_used_by_global_vars): New functions.
5982 (prune_unused_types): Do not prune types used by global variables.
5984 2009-09-23 Richard Guenther <rguenther@suse.de>
5986 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5987 produced for bigendian targets with promoted subregs.
5989 2009-09-23 Richard Guenther <rguenther@suse.de>
5991 * value-prof.c (gimple_ic): Purge old EH edges only after building
5994 2009-09-23 Nick Clifton <nickc@redhat.com>
5996 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5998 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6001 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
6004 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
6005 on non-nested functions.
6007 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6008 Jan Hubicka <jh@suse.cz>
6010 * dwarf2out.c (loc_list_plus_const): Only define if
6011 DWARF2_DEBUGGING_INFO.
6012 (address_of_int_loc_descriptor): Likewise.
6015 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
6017 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
6020 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
6021 constant is more than zero.
6023 2009-09-23 Alan Modra <amodra@bigpond.net.au>
6026 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
6027 call final to emit non-scheduled prologue, instead insert at entry.
6029 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6030 Joseph S. Myers <joseph@codesourcery.com>
6032 * doc/install.texi (*-*-freebsd*): Add proper format codes.
6034 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6035 Rafael Avila de Espindola <espindola@google.com>
6037 * gengtype.c (is_file_equal): New function.
6038 (close_output_files): Use is_file_equal. Free of->buf.
6040 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6041 Rafael Avila de Espindola <espindola@google.com>
6043 * gengtype.c (write_types, write_local): Add the output_header
6044 argument. Update all callers.
6046 2009-09-22 Dodji Seketeli <dodji@redhat.com>
6048 * dwarf2out.c (template_parameter_pack_die,
6049 gen_formal_parameter_pack_die ): New functions.
6050 (make_ith_pack_parameter_name): Remove this function.
6051 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
6052 DW_TAG_formal_parameter_pack.
6053 (gen_generic_params_dies): Represent each template parameter pack
6054 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
6055 represented by usual DW_TAG_template_*_parameter DIEs that are
6056 children of the DW_TAG_template_parameter_pack element DIE.
6057 (generic_parameter_die): This doesn't deal with parameter pack
6058 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
6059 of parameter pack DIEs.
6060 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
6061 in certain cases, e.g. for pack elements.
6062 (gen_formal_types_die, gen_decl_die): Adjust usage of
6063 gen_formal_parameter_die.
6064 (gen_subprogram_die): Represent each function parameter pack by a
6065 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
6066 represented by usual DW_TAG_formal_parameter DIEs that are children
6067 of the DW_TAG_formal_parameter_pack DIE. Remove references to
6068 ____builtin_va_alist decls as no part of the compiler uses those
6070 * langhooks.h (struct lang_hooks_for_decls): Add
6071 function_parm_expanded_from_pack_p, get_generic_function_decl
6072 and function_parameter_pack_p hooks. Fix comment for
6073 get_innermost_generic_parms hook.
6074 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
6075 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
6076 macros and use them to initialize lang_hook.
6078 2009-09-22 Richard Henderson <rth@redhat.com>
6080 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
6081 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
6082 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
6083 on TRAMPOLINE_TEMPLATE.
6084 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
6085 TRAMPOLINE_ADJUST_ADDRESS.
6086 * targhooks.c (default_asm_trampoline_template): Remove.
6087 (default_trampoline_adjust_address): Remove.
6088 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
6089 * targhooks.h: Update decls.
6091 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6093 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
6094 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
6095 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
6097 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
6100 * reload1.c (reload): Reset debug insns with pseudos without
6103 2009-09-22 Janis Johnson <janis187@us.ibm.com>
6105 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
6106 unconditional true for decimal float modes.
6107 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
6108 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
6110 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6112 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
6113 Enable a new case for __FreeBSD__ >= 7.
6114 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6115 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
6116 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
6117 and USE_LD_AS_NEEDED.
6119 * doc/install.texi (*-*-freebsd*): Update target information.
6121 2009-09-22 Richard Guenther <rguenther@suse.de>
6124 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
6125 arrays really properly.
6127 2009-09-22 Richard Henderson <rth@redhat.com>
6130 * target.h (struct gcc_target): Add asm_out.trampoline_template,
6131 calls.static_chain, calls.trampoline_init,
6132 calls.trampoline_adjust_address.
6133 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6134 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6135 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6136 * builtins.c (expand_builtin_setjmp_receiver): Use
6137 targetm.calls.static_chain; only clobber registers.
6138 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
6139 set up memory attributes properly for the trampoline block.
6140 (expand_builtin_adjust_trampoline): Use
6141 targetm.calls.trampoline_adjust_address.
6142 * calls.c (prepare_call_address): Add fndecl argument. Use
6143 targetm.calls.static_chain.
6144 * df-scan.c (df_need_static_chain_reg): Remove.
6145 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
6146 consolodate static chain handling.
6147 * doc/tm.texi: Document new hooks.
6148 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
6149 (init_emit_regs): Don't initialize them.
6150 * expr.h (prepare_call_address): Update decl.
6151 * final.c (profile_function): Use targetm.calls.static_chain.
6152 * function.c (expand_function_start): Likewise.
6153 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
6154 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
6155 only clobber registers.
6156 * targhooks.c (default_static_chain): New.
6157 (default_asm_trampoline_template, default_trampoline_init): New.
6158 (default_trampoline_adjust_address): New.
6159 * targhooks.h: Declare them.
6160 * varasm.c (assemble_trampoline_template): Use
6161 targetm.asm_out.trampoline_template. Make the memory block const
6164 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
6165 alpha_initialize_trampoline. Make static. Merge VMS parameter
6166 differences into the TARGET_ABI_OPEN_VMS code block.
6167 (TARGET_TRAMPOLINE_INIT): New.
6168 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
6169 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
6170 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
6171 (INITIALIZE_TRAMPOLINE): Remove.
6173 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
6174 (TRAMPOLINE_TEMPLATE): Merge with ...
6175 (INITIALIZE_TRAMPOLINE): ... this and move ...
6176 * config/arc/arc.c (arc_trampoline_init): ... here.
6177 (TARGET_TRAMPOLINE_INIT): New.
6179 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6180 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6181 (arm_asm_trampoline_template): New.
6182 (arm_trampoline_init, arm_trampoline_adjust_address): New.
6183 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
6184 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
6185 code to arm_asm_trampoline_template.
6186 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
6187 arm_trampoline_adjust_address.
6188 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
6189 adjust for target hook parameters.
6191 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
6194 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
6195 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
6196 (bfin_trampoline_init): Rename from initialize_trampoline;
6197 make static; update for target hook parameters.
6198 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6199 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
6200 bfin_asm_trampoline_template.
6201 (INITIALIZE_TRAMPOLINE): Remove.
6203 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6204 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
6205 cris_trampoline_init): New.
6206 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
6207 cris_asm_trampoline_template.
6208 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
6209 adjust for target hook parameters.
6211 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
6213 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6214 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
6215 fr30_trampoline_init): New.
6216 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
6217 fr30_asm_trampoline_template.
6218 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
6219 adjust for target hook parameters.
6221 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
6222 (frv_trampoline_init): Rename from frv_initialize_trampoline;
6223 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
6224 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
6225 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
6227 * config/h8300/h8300.c (h8300_trampoline_init): New.
6228 (TARGET_TRAMPOLINE_INIT): New.
6229 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
6230 to h8300_trampoline_init and adjust for hook parameters.
6232 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
6233 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
6234 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
6235 make static; adjust for hook parameters.
6236 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
6238 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6239 (TARGET_TRAMPOLINE_INIT): New.
6240 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
6241 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
6242 iq2000_asm_trampoline_template.
6243 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
6244 (TRAMPOLINE_CODE_SIZE): New.
6245 (TRAMPOLINE_SIZE): Use it.
6246 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
6248 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
6249 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
6250 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
6251 adjust for hook parameters.
6252 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
6254 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
6255 (m32r_trampoline_init): New.
6256 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
6257 m32r_trampoline_init.
6259 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
6260 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
6261 make static; update for hook parameters.
6262 * config/m68hc11/m68hc11-protos.h: Update.
6263 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
6265 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6266 (TARGET_TRAMPOLINE_INIT): New.
6267 (mcore_function_value): Fix typo.
6268 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
6269 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
6270 to mcore_asm_trampoline_template.
6271 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
6273 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
6274 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
6275 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
6276 update for hook parameters.
6277 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
6279 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6280 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6281 mips_trampoline_init): New.
6282 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
6283 mips_asm_trampoline_template.
6284 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
6285 update for hook parameters.
6287 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6288 (TARGET_TRAMPOLINE_INIT): New.
6289 (mmix_trampoline_size): Remove.
6290 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
6291 make static. Remove out-of-date tetra vs octa comment.
6292 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
6293 make static; update for hook parameters.
6294 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
6295 (INITIALIZE_TRAMPOLINE): Remove.
6296 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
6297 (TRAMPOLINE_ALIGNMENT): New.
6298 * gcc/config/mmix/mmix-protos.h: Update.
6300 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6301 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6302 mn10300_trampoline_init): New.
6303 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
6304 mn10300_asm_trampoline_template.
6305 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
6307 * config/moxie/moxie.c (moxie_static_chain,
6308 moxie_asm_trampoline_template, moxie_trampoline_init,
6309 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
6310 TARGET_TRAMPOLINE_INIT): New.
6311 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
6312 moxie_trampoline_init.
6313 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
6314 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6316 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6317 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6318 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
6319 pa_trampoline_adjust_address): New.
6320 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
6321 pa_asm_trampoline_template.
6322 (TRAMPOLINE_ALIGNMENT): New.
6323 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
6324 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
6325 adjust for hook parameters.
6326 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
6328 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
6329 (TARGET_TRAMPOLINE_INIT): New.
6330 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
6331 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
6333 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
6335 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
6336 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
6337 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
6338 make static; adjust parameters for the hook.
6339 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
6341 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
6342 s390_trampoline_template; make static.
6343 (s390_trampoline_init): Rename from s390_initialize_trampoline;
6344 make static; adjust for target hook.
6345 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6346 * config/s390/s390-protos.h: Remove trampoline decls.
6347 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
6348 (TRAMPOLINE_TEMPLATE): Remove.
6349 (TRAMPOLINE_ALIGNMENT): New.
6351 * config/score/score-protos.h (score_initialize_trampoline): Remove.
6352 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6353 (TARGET_TRAMPOLINE_INIT): New.
6354 (score_asm_trampoline_template): New.
6355 (score_trampoline_init): Rename from score_initialize_trampoline;
6356 make static; adjust for hook parameters.
6357 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
6358 score[37]_asm_trampoline_template.
6359 (INITIALIZE_TRAMPOLINE): Remove.
6360 * config/score/score3.c (score3_asm_trampoline_template): New.
6361 (score3_trampoline_init): Rename from score3_initialize_trampoline;
6362 adjust for target hook.
6363 * config/score/score7.c (score7_asm_trampoline_template): New.
6364 (score7_trampoline_init): Rename from score7_initialize_trampoline;
6365 adjust for target hook.
6366 * config/score/score3.h, config/score/score7.h: Update.
6368 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
6369 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
6370 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6371 (sh_trampoline_init): Rename from sh_initialize_trampoline;
6372 make static; adjust for target hook parameters.
6373 (sh_trampoline_adjust_address): New.
6374 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
6375 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
6377 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
6378 (sparc32_initialize_trampoline): Rename from
6379 sparc_initialize_trampoline; make static; replace tramp parameter
6380 with m_tramp and update memory accesses.
6381 (sparc64_initialize_trampoline): Similarly.
6382 (sparc_trampoline_init): New.
6383 * config/sparc/sparc-protos.h: Remove trampoline decls.
6384 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
6385 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6387 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6388 (array_to_constant): Make ARR parameter const.
6389 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6390 make static; update for hook parameters.
6391 * config/spu/spu-protos.h: Update decls.
6392 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6394 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6395 from xstormy16_initialize_trampoline; make static; update for
6397 (TARGET_TRAMPOLINE_INIT): New.
6398 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6400 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6401 (TARGET_TRAMPOLINE_INIT): New.
6402 (v850_can_eliminate): Make static.
6403 (v850_asm_trampoline_template, v850_trampoline_init): New.
6404 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6405 v850_asm_trampoline_template.
6406 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6407 and adjust for target hook parameters.
6409 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6410 (TARGET_TRAMPOLINE_INIT): New.
6411 (vax_asm_trampoline_template, vax_trampoline_init): New.
6412 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6413 vax_asm_trampoline_template.
6414 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6416 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6417 (TARGET_TRAMPOLINE_INIT): New.
6418 (xtensa_asm_trampoline_template): Rename from
6419 xtensa_trampoline_template; make static.
6420 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6421 make static; update for hook parameters.
6422 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6423 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6424 (INITIALIZE_TRAMPOLINE): Remove.
6426 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6427 error for nested functions with regparm=3.
6428 (ix86_compute_frame_layout): Adjust frame pointer offset for
6429 ix86_static_chain_on_stack.
6430 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6431 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6432 don't reset to UNITS_PER_WORD.
6433 (ix86_emit_leave): Adjust ix86_cfa_state.
6434 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6435 (ix86_static_chain): New.
6436 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6437 make static; update for target hook parameters; use ix86_static_chain.
6438 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6439 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6440 (INITIALIZE_TRAMPOLINE): Remove.
6441 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6442 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6443 to the end. Add static_chain_on_stack.
6444 (ix86_static_chain_on_stack): New.
6446 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6447 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6448 (m68k_trampoline_init): New.
6449 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6450 m68k_trampoline_init and adjust for hook parameters.
6451 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6452 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6454 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6456 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6457 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6459 * reload1.c (reload): Call wrap_constant when substituting
6460 reg for equiv inside of DEBUG_INSNs.
6463 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6464 add_call_src_coords_attributes, add_high_low_attributes,
6465 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6466 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6467 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6468 when -gdwarf-2 -gstrict-dwarf.
6469 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6470 -gdwarf-[23] -gstrict-dwarf.
6471 (address_of_int_loc_descriptor, loc_descriptor,
6472 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6473 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6474 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6476 2009-09-22 Richard Guenther <rguenther@suse.de>
6478 PR tree-optimization/41428
6479 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6480 (ccp_finalize): Pass it to substitute_and_fold.
6482 2009-09-22 Richard Guenther <rguenther@suse.de>
6484 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6485 (substitute_and_fold): Adjust prototype.
6486 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6487 (simplify_stmt_using_ranges): Likewise.
6488 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6489 (vrp_fold_stmt): New function.
6490 (vrp_finalize): Pass it to substitute_and_fold.
6491 * tree-flow.h (vrp_evaluate_conditional): Remove.
6492 (simplify_stmt_using_ranges): Likewise.
6493 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6494 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6495 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6497 (fold_predicate_in): Move to tree-vrp.c.
6498 (substitute_and_fold): Use the callback instead of calling into
6499 tree-vrp.c functions directly.
6501 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6503 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6504 comparison warning on rs6000.
6507 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6508 GIMPLE_EH_MUST_NOT_THROW cleanup.
6509 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6511 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6514 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6515 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6516 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6517 libSystem which is derived from the gcc 4.2.1 unwinder.
6519 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6522 * varasm.c (default_encode_section_info): Copy TLS model into
6523 sym_ref flags regardless of backend support for TLS, for all
6524 model types except TLS_MODEL_EMULATED.
6526 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6529 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6530 we can handle it correctly.
6532 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6534 * doc/install.texi (os2): Remove section.
6536 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6538 * doc/standards.texi (Objective-C): Adjust two URLs.
6540 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6542 * tree-tailcall.c (process_assignment): Don't check if a
6543 multiplication or an addition are already present.
6544 (find_tail_calls): Combine multiple additions and multiplications.
6545 (adjust_accumulator_values): Emit accumulators.
6547 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6549 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6550 xmm register restore.
6552 2009-09-21 Jan Hubicka <jh@suse.cz>
6554 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6555 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6558 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6560 * stor-layout.c (layout_type): Remove obsolete code.
6562 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6565 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6567 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6570 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6571 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6572 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6573 * fold-const.c (const_binop): Likewise.
6574 * real.h (do_mpc_arg2): Update prototype.
6576 2009-09-20 Jan Hubicka <jh@suse.cz>
6578 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6579 (add_location_or_const_value_attribute): Rewrite using
6581 (tree_add_const_value_attribute): Return true if successful.
6582 (tree_add_const_value_attribute_for_decl): Likewise.
6584 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6585 (loc_descriptor): ... here;
6586 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6587 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6588 pool items that was not marked for output.
6589 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6590 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6591 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6592 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6593 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6594 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6595 DW_OP_stack_value to get address of items that are not available
6597 (dw_loc_list): Handle single element lists correctly.
6599 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6600 Pascal Obry <obry@adacore.com>
6602 * unwind-dw2-fde.c (classify_object_over_fdes):
6603 Cast the constant 1 to _Unwind_Ptr.
6604 (add_fdes): Likewise.
6605 (linear_search_fdes): Likewise.
6607 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6609 * stor-layout.c (set_sizetype): Avoid useless type copy.
6611 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6613 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6615 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6616 * configure, config.in: Regenerate.
6617 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6619 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6620 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6621 for global data if the output could be used in a shared library.
6622 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6623 to 0 if TARGET_WRITABLE_EH_FRAME.
6625 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6627 PR rtl-optimization/39886
6628 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6629 just when insn is equal to BB_END (bb).
6631 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6633 * config/mips/mips.opt (mrelax-pic-calls): New option.
6634 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6636 (mips_unspec_call): Change "unspec_call" expander into this.
6637 (mips_strip_unspec_call): New function.
6638 (mips_got_load): Call mips_unspec_call instead of
6639 gen_unspec_call<mode>.
6640 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6642 (mips_cfg_in_reorg): New function.
6643 (mips16_lay_out_constants): Use it to decide whether to call
6644 CFG-aware insn splitting.
6645 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6646 mips_reorg. Move DF set-up code from here ...
6647 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6649 (mips_reorg): Call mips_df_reorg instead of
6650 r10k_insert_cache_barriers. Move CFG set-up code here from
6651 r10k_insert_cache_barriers.
6652 (mips_call_expr_from_insn): New function.
6653 (mips_pic_call_symbol_from_set): Likewise.
6654 (mips_find_pic_call_symbol): Likewise.
6655 (mips_annotate_pic_call_expr): Likewise.
6656 (mips_get_pic_call_symbol): Likewise.
6657 (mips_annotate_pic_calls): Likewise.
6658 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6660 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6661 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6662 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6664 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6665 (unspec_call<mode>): Remove it.
6666 (sibcall_internal, sibcall_value_internal,
6667 sibcall_value_multiple_internal, call_internal, call_split,
6668 call_value_internal, call_value_split,
6669 call_value_multiple_internal, call_value_multiple_split): Pass
6670 SIZE_OPNO to MIPS_CALL.
6671 (call_internal_direct, call_direct_split,
6672 call_value_internal_direct, call_value_direct_split): Pass -1 as
6673 SIZE_OPNO to MIPS_CALL.
6674 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6675 * configure: Regenerate.
6676 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6677 and -mno-relax-pic-calls.
6678 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6680 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6683 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6684 in the directory this rule is called from, rather than the
6685 toplevel 'gcc' directory, to fix in-tree build.
6687 2009-09-19 Chris Demetriou <cgd@google.com>
6689 PR preprocessor/28435:
6690 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6691 to cpplib that the preprocessor output is needed.
6693 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6695 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6696 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6697 *return_and_restore_fpregs_<mode>,
6698 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6701 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6702 instead of assuming it has always a REG inside of it.
6704 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6706 * config/freebsd.h: Update comment on types.
6707 (WINT_TYPE): Define.
6709 2009-09-18 Jason Merrill <jason@redhat.com>
6711 * c.opt: Add -fno-deduce-init-list.
6713 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6715 * value-prof.c (interesting_stringop_to_profile_p): Added output
6716 argument to indicate which parameter is the size parameter.
6717 * value-prof.c (gimple_stringop_fixed_value): Use
6718 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6719 * value-prof.c (gimple_stringops_transform): Update call sites to
6720 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6722 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6725 From David Binderman <dcb314@hotmail.com>:
6726 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6727 local variable f. Remove stale comments.
6728 (ix86_compute_frame_layout): Remove useless local variable total_size.
6729 Remove #if 0'd code.
6730 (legitimate_address_p): Remove useless local variables
6731 reason_rtx and reason.
6732 (ix86_split_copysign_const): Remove useless local variable op1.
6733 (scale_counter): Remove useless local variable piece_size_mask.
6735 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6737 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6740 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6743 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6745 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6747 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6750 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6752 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6753 DW_OP_implicit_value even without dwarf_version 4.
6755 2009-09-17 Jan Hubicka <jh@suse.cz>
6757 * dwarf2out.c: Include tree-pass.h and gimple.h.
6758 (loc_list_plus_const): New function.
6759 (loc_descriptor_from_tree_1): Rename to ...
6760 (loc_descriptor_from_tree): ... remove original.
6761 (loc_list_from_tree): New function.
6762 (add_AT_location_description): Accept location list.
6763 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6764 (concatn_mem_loc_descriptor): Remove.
6765 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6767 (secname_for_decl): Move up.
6768 (hidden_reference_p): New function; break out from ...
6769 (loc_by_refernece): ... here; move up.
6770 (dw_loc_list): New function.
6771 (single_element_loc_list): New function.
6772 (single_element_loc_list_p): New function.
6773 (add_loc_descr_to_each): New function.
6774 (add_loc_list): New function.
6775 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6776 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6777 add diagnostics why expansion failed.
6778 (add_location_or_const_value_attribute): Support location lists.
6779 (add_bound_info): Likewise.
6780 (descr_info_loc): Update call of loc_descriptor_from_tree.
6781 (gen_variable_die): Work on location lists.
6782 * final.c (pass_final): Add dump file.
6783 * Makefile.in (dwarf2out.o): Add new dependencies.
6785 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6788 * real.c decimal_from_integer, decimal_integer_string): New.
6789 (real_from_integer): Use them as special case for decimal float.
6790 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6791 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6792 Do not append zero after the decimal point in string to convert.
6794 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6796 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6797 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6799 2009-09-17 Martin Jambor <mjambor@suse.cz>
6801 * common.opt (fipa-sra): New switch.
6802 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6803 * timevar.def (TV_IPA_SRA): New timevar.
6804 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6805 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6806 * tree-sra.c: Include cgraph.c.
6807 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6808 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6809 and grp_not_necessarilly_dereferenced.
6810 (func_param_count): New variable.
6811 (encountered_apply_args): New variable.
6812 (bb_dereferences): New variable.
6813 (final_bbs): New variable.
6814 (no_accesses_representant): New variable.
6815 (no_accesses_p): New function.
6816 (dump_access): Dump the new fields.
6817 (sra_initialize): Set encountered_apply_args to false.
6818 (get_ssa_base_param): New function.
6819 (mark_parm_dereference): New function.
6820 (create_access): Caring for INIDRECT_REFs and different handling of
6821 varialble length accesses in early IPA SRA. Store the stmt - a new
6822 parameter - to the new access.
6823 (build_access_from_expr_1): New parameter stmt, passed to
6824 create_access. Handle INDIRECT_REFs.
6825 (build_access_from_expr): Pass the current statement to
6826 build_access_from_expr_1.
6827 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6829 (build_accesses_from_assign): Pass the current statement to
6830 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6831 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6832 final_bbs when necessary. Check for calls to __builtin_apply_args.
6833 Fixup EH info if anythng was changed.
6834 (is_unused_scalar_param): New function.
6835 (ptr_parm_has_direct_uses): New function.
6836 (find_param_candidates): New function.
6837 (mark_maybe_modified): New function.
6838 (analyze_modified_params): New function.
6839 (propagate_dereference_distances): New function.
6840 (dump_dereferences_table): New function.
6841 (analyze_caller_dereference_legality): New function.
6842 (unmodified_by_ref_scalar_representative): New function.
6843 (splice_param_accesses): New function.
6844 (decide_one_param_reduction): New function.
6845 (enum ipa_splicing_result): New type.
6846 (splice_all_param_accesses): New function.
6847 (get_param_index): New function.
6848 (turn_representatives_into_adjustments): New function.
6849 (analyze_all_param_acesses): New function.
6850 (get_replaced_param_substitute): New function.
6851 (get_adjustment_for_base): New function.
6852 (replace_removed_params_ssa_names): New function.
6853 (sra_ipa_reset_debug_stmts): New function.
6854 (sra_ipa_modify_expr): New function.
6855 (sra_ipa_modify_assign): New function.
6856 (convert_callers): New function.
6857 (modify_function): New function.
6858 (ipa_sra_preliminary_function_checks): New function.
6859 (ipa_early_sra): New function.
6860 (ipa_early_sra_gate): New function.
6861 (pass_early_ipa_sra): New variable.
6862 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6864 2009-09-17 Michael Matz <matz@suse.de>
6867 * tree.c (build_type_attribute_qual_variant): Export.
6868 * tree.h (build_type_attribute_qual_variant): Declare.
6869 * tree-inline.c (remap_type_1): Use it to build variants with
6870 the original qualifiers and attributes.
6872 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6874 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6875 without a fallthrough edge.
6877 2009-09-16 DJ Delorie <dj@redhat.com>
6879 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6880 chip and ignore the "fast_interrupt" attribute if so.
6882 2009-09-16 Richard Henderson <rth@redhat.com>
6885 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6888 2009-09-16 Richard Henderson <rth@redhat.com>
6891 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6892 is set only if DECL_NO_STATIC_CHAIN is unset.
6893 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6894 (FOR_EACH_NEST_INFO): New.
6895 (walk_all_functions): Use it.
6896 (finalize_nesting_tree): Likewise.
6897 (unnest_nesting_tree): Likewise.
6898 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6899 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6900 (convert_gimple_call): Early out if gimple_call_chain already set.
6901 (convert_all_function_calls): Iterate until no new functions
6902 require a static chain.
6903 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6904 when building a trampoline. Use dump_function_to_file instead
6906 (lower_nested_functions): Open dump_file. Validate that decls
6907 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6908 bit reset by this pass.
6910 2009-09-16 Michael Matz <matz@suse.de>
6913 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6914 shorten decl_common_unused.
6915 (DECL_RESTRICTED_P): New accessor.
6916 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6917 to disambiguate marked decls and restrict pointers.
6919 2009-09-16 Richard Henderson <rth@redhat.com>
6922 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6924 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6926 * integrate.c (set_block_abstract_flags): Call
6927 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6929 2009-09-16 Richard Guenther <rguenther@suse.de>
6932 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6935 2009-09-16 DJ Delorie <dj@redhat.com>
6936 Kaz Kojima <kkojima@gcc.gnu.org>
6938 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6939 (sh_expand_prologue): Update calls to output_stack_adjust.
6940 (sh_expand_epilogue): Likewise.
6942 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6945 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6946 trying to limit the extent of searches in the insn stream.
6948 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6949 Jakub Jelinek <jakub@redhat.com>
6953 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6955 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6956 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6957 (rs6000_savres_strategy): Always save FP registers inline if the
6958 target doesn't support hardware double-precision. Set the above
6959 bits in return value when needed.
6960 (rs6000_savres_routine_sym): Fix computation for cache selector.
6961 Mark the generated symbol as a function. Rename exitp argument to
6962 lr. Move code for determining the name of the symbol...
6963 (rs6000_savres_routine_name): ...here. New function. Add cases for
6964 getting the names right on AIX and 64-bit Linux.
6965 (savres_routine_name): New variable.
6966 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6967 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6968 on what the target routine uses as a base register. If savep && lr
6969 describe saving of r0 into memory slot.
6970 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6971 line calls for AIX ABI.
6972 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6973 determine FP save/restore functions.
6974 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6975 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6977 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6978 Duplicate restoration of LR and execute the appropriate one
6979 depending on whether GPRs are being restored inline. Set r11 from
6980 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6981 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6982 Fix out of line calls for AIX ABI.
6983 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6985 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6987 (*restore_gpregs_spe): Likewise.
6988 (*return_and_restore_gpregs_spe): Likewise.
6989 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6990 Define to empty string unconditionally.
6991 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6992 Define to empty string unconditionally.
6993 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6996 2009-09-15 Jan Hubicka <jh@suse.cz>
6998 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6999 * params.def (inline-insns-auto): Likewise.
7001 2009-09-15 Martin Jambor <mjambor@suse.cz>
7003 * ipa-inline.c (estimate_function_body_sizes): Dump info about
7004 individual statements only at TDF_DETAILS dump level. Format
7005 source for 80 characters per line.
7007 2009-09-15 Christian Bruel <christian.bruel@st.com>
7009 * regrename.c (do_replace): Update REG_DEAD notes.
7011 2009-09-15 Revital Eres <eres@il.ibm.com>
7013 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
7014 * targhooks.c (default_builtin_support_vector_misalignment):
7015 New builtin function.
7016 * targhooks.h (default_builtin_support_vector_misalignment):
7018 * target.h (builtin_support_vector_misalignment):
7019 New field in struct gcc_target.
7020 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
7021 new builtin function.
7022 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
7024 * config/rs6000/rs6000.c
7025 (rs6000_builtin_support_vector_misalignment): New function.
7026 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
7028 2009-09-15 Jie Zhang <jie.zhang@analog.com>
7030 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
7032 (bfin_optimize_loop): Likewise.
7033 (bfin_gen_bundles): Likewise.
7034 (workaround_speculation): Likewise.
7035 (find_load): Return NULL_RTX for debug_insn.
7037 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
7039 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
7042 2009-09-14 DJ Delorie <dj@redhat.com>
7044 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
7045 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
7048 2009-09-14 Richard Henderson <rth@redhat.com>
7049 Jakub Jelinek <jakub@redhat.com>
7051 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
7052 * cfgbuild.c (make_edges): Handle asm goto.
7053 * cfglayout.c (fixup_reorder_chain): Likewise.
7054 * cfgrtl.c (patch_jump_insn): Likewise.
7055 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
7056 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
7057 (gimple_build_asm_vec): Add and use labels parameter.
7058 (gimple_build_asm): Remove.
7059 (walk_gimple_asm): Walk labels too.
7060 * gimple.def (GIMPLE_ASM): Update docs.
7061 * gimple.h: Update decls.
7062 (struct gimple_statement_asm): Change nc to use unsigned char;
7064 (gimple_asm_nlabels): New.
7065 (gimple_asm_label_op, gimple_asm_set_label_op): New.
7066 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
7067 into gimple_build_asm_vec.
7068 * jump.c (mark_jump_label_asm): New.
7069 (mark_jump_label): Use it.
7070 (redirect_jump_1): Handle asm goto.
7071 (invert_jump_1): Soft fail if X is null.
7072 * recog.c (extract_asm_operands): New.
7073 (asm_noperands): Use it; handle asm labels.
7074 (decode_asm_operands): Use extract_asm_operands.
7075 (asm_operand_ok): Properly handle empty string.
7076 * reg-stack.c (get_asm_operands_in_out): Rename from
7077 get_asm_operand_n_inputs; use extract_asm_operands; return both
7078 inputs and outputs by reference; update all callers.
7079 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
7080 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
7081 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
7082 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
7083 (extract_asm_operands): Declare.
7084 * stmt.c (expand_asm_operands): Add and use labels parameter.
7085 (check_unique_operand_names): Likewise.
7086 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
7087 (expand_asm_stmt): Handle asm labels.
7088 * tree-cfg.c (make_gimple_asm_edges): New.
7089 (make_edges): Use it.
7090 (cleanup_dead_labels): Handle asm labels.
7091 (is_ctrl_altering_stmt): Likewise.
7092 (gimple_redirect_edge_and_branch): Likewise.
7093 * tree.def (ASM_EXPR): Add 5th operand.
7094 * tree.h (ASM_LABELS): New.
7095 (resolve_asm_operand_names): Update decl.
7097 * c-parser.c (c_parser_asm_statement): Parse asm goto.
7098 (c_parser_asm_goto_operands): New.
7099 * c-tree.h (build_asm_expr): Update decl.
7100 * c-typeck.c (build_asm_expr): Add and use labels parameter.
7101 * doc/extend.texi: Document asm goto.
7103 2009-09-14 Richard Henderson <rth@redhat.com>
7105 * except.h: Update declarations.
7106 (struct pointer_map_t): Forward declare.
7107 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
7108 (struct eh_landing_pad_d, eh_landing_pad): New.
7109 (struct eh_catch_d, eh_catch): New.
7110 (struct eh_region_d): Remove next_region_sharing_label, aka,
7111 label, tree_label, landing_pad, post_landing_pad, resume,
7112 may_contain_throw. Rename region_number to index. Remove
7113 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
7114 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
7115 (VEC(eh_landing_pad,gc)): New.
7116 (struct eh_status): Remove last_region_number. Add lp_array,
7117 throw_stmt_table, ttype_data, ehspec_data.
7118 (ehr_next, FOR_ALL_EH_REGION_AT): New.
7119 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
7120 * except.c (lang_protect_cleanup_actions): Return tree.
7121 (struct ehl_map_entry): Remove.
7122 (init_eh_for_function): Push zero entries for region and lp_array.
7123 (gen_eh_region): Add to region_array immediately.
7124 (gen_eh_region_catch): Operate on eh_catch objects.
7125 (gen_eh_landing_pad): New.
7126 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
7127 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
7128 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
7129 (get_eh_landing_pad_from_number_fn): New.
7130 (get_eh_landing_pad_from_number): New.
7131 (get_eh_region_from_lp_number_fn): New.
7132 (get_eh_region_from_lp_number): New.
7133 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
7134 (get_exception_pointer, get_exception_filter): Remove.
7135 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
7136 (current_function_has_exception_handlers): Simplify.
7137 (bring_to_root, eh_region_replaceable_by_p): Remove.
7138 (replace_region, hash_type_list, hash_eh_region): Remove.
7139 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
7140 (label_to_region_map, num_eh_regions): Remove.
7141 (get_next_region_sharing_label, must_not_throw_labels): Remove.
7142 (find_exception_handler_labels): Remove.
7143 (duplicate_eh_regions_0, find_prev_try): Remove.
7144 (struct duplicate_eh_regions_data): New.
7145 (duplicate_eh_regions_1): Rewrite.
7146 (duplicate_eh_regions): Return a pointer map instead of an
7148 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
7149 (redirect_eh_edge_to_label): Remove.
7150 (eh_region_outermost): Rewrite using eh_region pointers
7151 instead of integers.
7152 (add_ttypes_entry): Update for ttype_data move to eh_status.
7153 (add_ehspec_entry): Rewrite with VEC instead of varray.
7154 (assign_filter_values): Likewise. Export.
7155 (build_post_landing_pads, connect_post_landing_pads): Remove.
7156 (dw2_build_landing_pads): Rewrite to use lp_array.
7157 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
7158 (sjlj_assign_call_site_values): Rewrite to use lp_array.
7159 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
7160 (sjlj_mark_call_sites): Update for landing pad numbers.
7161 (finish_eh_generation): Rewrite.
7162 (gate_handle_eh): Do nothing for no eh tree.
7163 (pass_rtl_eh): Move up near finish_eh_generation.
7164 (remove_eh_landing_pad): New.
7165 (remove_eh_handler): Export.
7166 (remove_eh_region, remove_eh_handler_and_replace): Remove.
7167 (for_each_eh_label): Rewrite to use lp_array.
7168 (make_reg_eh_region_note): New.
7169 (make_reg_eh_region_note_nothrow_nononlocal): New.
7170 (insn_could_throw_p): New.
7171 (copy_reg_eh_region_note_forward): New.
7172 (copy_reg_eh_region_note_backward): New.
7173 (check_handled, add_reachable_handler): Remove.
7174 (reachable_next_level, foreach_reachable_handler): Remove.
7175 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
7176 (get_eh_region_and_lp_from_rtx): New.
7177 (get_eh_region_from_rtx): New.
7178 (can_throw_internal_1, can_throw_external_1): Remove.
7179 (can_throw_internal): Use get_eh_region_from_rtx.
7180 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
7181 (insn_nothrow_p, can_nonlocal_goto): New.
7182 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
7183 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
7184 (add_action_record): Use VEC not varray.
7185 (collect_one_action_chain): Update for eh_region changes.
7186 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
7187 Use get_eh_region_and_lp_from_rtx.
7188 (gate_convert_to_eh_region_ranges): New.
7189 (pass_convert_to_eh_region_ranges): Use it.
7190 (push_uleb128, push_sleb128): Use VEC not varray.
7191 (output_one_function_exception_table): Likewise.
7192 (dump_eh_tree): Update for eh_region changes.
7193 (verify_eh_tree): Likewise.
7194 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
7195 * tree-eh.c: Include target.h.
7196 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
7197 Don't disallow GIMPLE_RESX; adjust argument check.
7198 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
7199 (record_stmt_eh_region): Update for landing pad numbers;
7200 generate a landing pad if necessary.
7201 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
7202 (remove_stmt_from_eh_lp_fn): Similarly.
7203 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
7204 Update for lp numbers; don't special case missing throw_stmt_table.
7205 (lookup_expr_eh_lp): Similarly.
7206 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
7207 (eh_seq, eh_region_may_contain_throw): New.
7208 (struct leh_state): Add ehp_region.
7209 (struct leh_tf_state): Remove eh_label.
7210 (emit_post_landing_pad): New.
7211 (emit_resx, emit_eh_dispatch): New.
7212 (note_eh_region_may_contain_throw): New.
7213 (frob_into_branch_around): Take eh_region not eh label;
7214 emit eh code into eh_seq.
7215 (honor_protect_cleanup_actions): Early exit for no actions. Don't
7216 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
7217 lower_eh_must_not_throw. Emit code to eh_seq.
7218 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
7219 (lower_try_finally_onedest): Likewise.
7220 (lower_try_finally_copy): Likewise.
7221 (lower_try_finally_switch): Likewise.
7222 (lower_try_finally): Initialize ehp_region.
7223 (lower_catch): Update for eh_catch objects.
7224 (lower_eh_filter): Don't handle must_not_throw.
7225 (lower_eh_must_not_throw): New.
7226 (lower_cleanup): Don't set eh_label.
7227 (lower_eh_constructs_2): Resolve eh builtins.
7228 Handle GIMPLE_EH_MUST_NOT_THROW.
7229 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
7230 Add eh_seq to the end of the function body.
7231 (make_eh_dispatch_edges): New.
7232 (make_eh_edge): Remove.
7233 (make_eh_edges): Simplify for landing pads.
7234 (redirect_eh_edge_1): New.
7235 (redirect_eh_edge): Use it.
7236 (redirect_eh_dispatch_edge): New.
7237 (stmt_could_throw_p): Use a switch. Allow RESX.
7238 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
7239 (stmt_can_throw_internal): Likewise.
7240 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
7241 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
7242 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
7243 (gate_refactor_eh): New.
7244 (pass_refactor_eh): Use it.
7245 (lower_resx, execute_lower_resx, pass_lower_resx): New.
7246 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
7247 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
7248 (remove_unreachable_handlers): Rename from
7249 tree_remove_unreachable_handlers; rewrite for landing pads;
7250 call remove_eh_handler directly.
7251 (remove_unreachable_handlers_no_lp): New.
7252 (unsplit_eh, unsplit_all_eh): New.
7253 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
7254 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
7255 (cleanup_empty_eh_unsplit): New.
7256 (cleanup_empty_eh): Rewrite.
7257 (cleanup_all_empty_eh): New.
7258 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
7259 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
7260 (gate_cleanup_eh): New.
7261 (pass_cleanup_eh): Use it.
7262 (verify_eh_edges): Move later in file. Expect one EH edge.
7263 (verify_eh_dispatch_edge): New.
7265 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
7266 (gtype-desc.o): Add TARGET_H.
7267 (tree.o): Use EXCEPT_H, not except.h.
7268 (cfgbuild.o): Add EXPR_H.
7269 (GTFILES): Add vecprim.h.
7270 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
7271 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
7272 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
7273 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
7274 * calls.c (emit_call_1): Use make_reg_eh_region_note.
7275 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
7276 calls to can_throw_internal.
7277 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
7278 (make_edges): Don't handle RESX; use can_nonlocal_goto.
7279 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
7280 (expand_gimple_stmt): Use make_reg_eh_region_note.
7281 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
7282 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
7283 or find_exception_handler_labels.
7284 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
7285 there is exacly one EH edge. Use can_nonlocal_goto and
7287 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
7288 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
7289 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
7290 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
7291 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
7292 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
7293 * dse.c (scan_insn): Use insn_could_throw_p.
7294 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
7295 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
7296 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
7297 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
7298 EXC_PTR_EXPR or FILTER_EXPR.
7299 (tree_expr_nonzero_warnv_p): Likewise.
7300 * function.h: Include vecprim.h, not varray.h
7301 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
7302 move ttype_data and ehspec_data members to struct eh_status; change
7303 action_record_data member to a VEC.
7304 * gcse.c (hash_scan_set): Use can_throw_internal.
7305 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
7306 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
7307 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7308 (block_may_fallthru): Don't handle RESX_EXPR.
7309 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
7310 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
7311 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
7312 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
7313 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
7314 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
7315 (gimple_size): Likewise.
7316 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
7317 (gimple_build_resx): Use gimple_build_with_ops.
7318 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
7319 (is_gimple_val): Likewise.
7320 (is_gimple_stmt): Remove RESX_EXPR.
7321 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
7322 (GIMPLE_RESX): Reorder with other EH constructs.
7323 * gimple.h (struct gimple_statement_eh_mnt): New.
7324 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
7325 (gimple_eh_filter_must_not_throw): Remove.
7326 (gimple_eh_filter_set_must_not_throw): Remove.
7327 (gimple_eh_must_not_throw_fndecl): New.
7328 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
7329 (is_gimple_resx): New.
7330 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
7331 Don't copy EH_FILTER_MUST_NOT_THROW.
7332 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
7333 * ipa-inline.c (estimate_function_body_sizes): Don't try to
7334 handle must_not_throw_labels specially.
7335 * ipa-pure-const.c (check_call): Update debug statement for LP.
7336 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
7337 * ipa-utils.c (get_base_var): Likewise.
7338 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
7339 * lower-subreg.c (move_eh_region_note): Remove.
7340 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
7341 * omp-low.c (new_omp_context): Update for eh_lp_nr.
7342 (create_task_copyfn): Likewise.
7343 (maybe_catch_exception): Use gimple_build_eh_filter.
7344 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
7345 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
7346 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
7347 and pass_lower_resx.
7348 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
7349 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
7350 can_throw_internal, can_nonlocal_goto.
7351 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
7352 copy_reg_eh_region_note_forward.
7353 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
7354 (emit_output_reload_insns): Likewise.
7355 (copy_eh_notes): Remove.
7356 * rtl.def (RESX): Remove.
7357 * rtl.h: Update declarations.
7358 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
7359 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
7360 (update_eh_label): Remove.
7361 (cleanup_dead_labels_eh): New.
7362 (cleanup_deal_labels): Use it instead of update_eh_label.
7363 (gimple_merge_blocks): Update landing pad data structure when
7364 removing a landing pad label.
7365 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
7366 test; handle GIMPLE_EH_MUST_NOT_THROW.
7367 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
7368 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
7369 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
7370 (verify_stmt): Likewise. Verify landing pads.
7371 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
7372 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
7373 (struct move_stmt_d): Add eh_map.
7374 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
7375 (move_stmt_r): Remap eh region numbers in builtin calls,
7376 resx and eh_dispatch.
7377 (move_block_to_fn): Remove eh_offset parameter. Use
7378 maybe_duplicate_eh_stmt_fn.
7379 (find_outermost_region_in_block): Operate on eh_region pointers
7380 instead of region numbers.
7381 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
7382 duplicate_eh_regions.
7383 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
7384 test earlier. Disallow EH landing pads.
7385 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7386 * tree-flow.h: Update declarations.
7387 (struct tree_ann_common_d): Replace rn with lp_nr.
7388 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7389 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7390 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7391 resx and eh_dispatch.
7392 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7393 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7394 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7395 from duplicate_eh_regions.
7396 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7397 update RESX; handle EH_DISPATCH.
7398 (expand_call_inline): Set eh_lp_nr, not eh_region.
7399 (maybe_inline_call_in_expr): Likewise.
7400 * tree-inline.h (struct copy_body_data): Replace eh_region with
7401 eh_lp_nr, eh_region_offset with eh_map.
7402 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7403 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7404 * tree-pretty-print.c (dump_generic_node): Don't handle
7405 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7406 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7407 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7408 EXC_PTR_EXPR, FILTER_EXPR.
7409 * tree-ssa-operands.c (get_expr_operands): Likewise.
7410 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7411 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7412 (ao_ref_init_from_vn_reference): Likewise.
7413 * tree-ssa-sink.c (statement_sink_location): Likewise.
7414 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7415 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7416 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7417 EXC_PTR_EXPR, FILTER_EXPR.
7418 (is_exception_related): Remove.
7419 (compute_avail): Don't call it.
7420 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7421 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7422 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7423 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7425 (build_resx): Remove.
7426 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7427 * tree.h: Update declarations.
7428 (EH_FILTER_MUST_NOT_THROW): Remove.
7429 (struct tree_label_decl): Add eh_landing_pad_nr.
7430 (EH_LANDING_PAD_NR): New.
7431 * value-prof.c (gimple_ic): Tidy variable names. Update for
7432 landing pad numbers.
7433 (gimple_stringop_fixed_value): Tidy variable names. Assert
7434 that neither call stmt can throw.
7435 * vecprim.h (uchar): New.
7436 (VEC(uchar,heap), VEC(uchar,gc)): New.
7438 * c-common.c (c_define_builtins): Update call to
7439 build_common_builtin_nodes.
7440 * c-parser.c (c_parse_file): Don't call
7441 default_init_unwind_resume_libfunc.
7443 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7445 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7446 (mips_cprestore_address_p): Likewise.
7447 (mips_save_gp_to_cprestore_slot): Likewise.
7448 (mips_restore_gp): Rename to...
7449 (mips_restore_gp_from_cprestore_slot): ...this.
7450 (mips_must_initialize_gp_p): Declare.
7451 (mips_emit_save_slot_move): Likewise.
7452 (mips_output_load_label): Return nothing.
7453 (mips_eh_uses): Declare.
7454 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7455 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7456 (TARGET_ABSOLUTE_JUMPS): Likewise.
7457 (EH_USES): Likewise.
7458 (FIRST_PSEUDO_REGISTER): Update comment.
7459 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7460 (MIPS_CALL): ...here.
7461 (REGISTER_NAMES): Add $cprestore.
7462 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7463 Add load_label_length, has_inflexible_gp_insn_p,
7464 has_flexible_gp_insn_p, must_initialize_gp_p and
7465 must_restore_gp_when_clobbered_p.
7466 (mips_expand_call): Don't generate split instructions here.
7467 (mips_split_call): Update the call to mips_restore_gp after
7468 the above name change.
7469 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7470 (mips_find_gp_ref): New function.
7471 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7472 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7473 (mips_insn_has_flexible_gp_ref_p): Likewise.
7474 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7475 (mips_function_has_gp_insn): Delete.
7476 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7477 Use the new functions above. Only return INVALID_REGNUM
7478 for TARGET_ABSOLUTE_JUMPS.
7479 (mips_must_initialize_gp_p): New function.
7480 (mips_get_cprestore_base_and_offset): New function, extracted from...
7481 (mips_cprestore_slot): ...here. Take a bool parameter.
7482 (mips_cfun_has_cprestore_slot_p): New function.
7483 (mips_cprestore_address_p): Likewise.
7484 (mips_save_gp_to_cprestore_slot): Likewise.
7485 (mips_restore_gp): Rename to...
7486 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7487 epilogue_completed. Update the call to mips_cprestore_slot.
7488 Test cfun->machine->must_restore_gp_when_clobbered_p.
7489 (mips_direct_save_slot_move_p): New function.
7490 (mips_emit_save_slot_move): Likewise.
7491 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7492 of cfun->machine->global_pointer.
7493 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7494 (mips_save_reg): Use mips_emit_save_slot_move.
7495 (mips_expand_prologue): Set must_initialize_gp_p.
7496 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7497 for all cprestore saves. Emit a use_cprestore instruction after
7498 setting up the cprestore slot.
7499 (mips_restore_reg): Use mips_emit_save_slot_move.
7500 (mips_process_load_label): New function.
7501 (mips_load_label_length): Likewise.
7502 (mips_output_load_label): Don't return asm: output it here instead.
7503 Use mips_process_load_label.
7504 (mips_adjust_insn_length): Adjust the length of branch instructions
7505 that have length MAX_PIC_BRANCH_LENGTH.
7506 (mips_output_conditional_branch): Update the call to
7507 mips_output_load_label. Assume the branch target is OPERANDS[0]
7508 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7509 (mips_output_order_conditional_branch): Swap the meaning of
7510 OPERANDS[0] and OPERANDS[1].
7511 (mips_variable_issue): Don't count ghost instructions.
7512 (mips_expand_ghost_gp_insns): New function.
7513 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7514 (mips_output_mi_thunk): Set must_initialize_gp_p.
7515 (mips_eh_uses): New function.
7516 * config/mips/predicates.md (cprestore_save_slot_operand)
7517 (cprestore_load_slot_operand): New predicates.
7518 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7519 (UNSPEC_MOVE_GP): Likewise.
7520 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7521 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7522 (CPRESTORE_SLOT_REGNUM): New register.
7523 (MAX_PIC_BRANCH_LENGTH): New constant.
7524 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7525 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7526 branches. Fix commentary.
7527 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7528 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7529 Change type to "ghost".
7530 (loadgp_absolute_<mode>): Likewise.
7531 (loadgp_rtp_<mode>): Likewise.
7532 (copygp_mips16): Likewise.
7533 (loadgp_blockage): Remove redundant mode attribute.
7534 (potential_cprestore): New instruction.
7535 (cprestore): Turn into an unspec set.
7536 (use_cprestore): New instruction.
7537 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7538 (*branch_fp_inverted): Likewise.
7539 (*branch_order<mode>): Likewise.
7540 (*branch_order<mode>_inverted): Likewise.
7541 (*branch_equality<mode>): Likewise.
7542 (*branch_equality<mode>_inverted): Likewise.
7543 (*branch_bit<bbv><mode>): Likewise.
7544 (*branch_bit<bbv><mode>_inverted): Likewise.
7545 (*branch_equality<mode>_mips16): Remove redundant mode.
7546 (jump): Turn into a define_expand.
7547 (*jump_absolute): New instruction.
7548 (*jump_pic): Likewise.
7549 (*jump_mips16): Rename previously-unnamed pattern. Remove
7550 redundant mode attribute.
7551 (restore_gp): Split on epilogue_completed rather than
7552 reload_completed. Change type to "ghost".
7553 (move_gp<mode>): New instruction.
7554 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7555 Remove redundant mode attribute.
7556 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7557 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7558 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7560 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7563 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7564 are returned in the same register (vs34 or v2) that Altivec vector
7565 types are returned in.
7566 (rs6000_libcall_value): Ditto.
7569 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7570 instead of explicit addsi3/adddi3 calls.
7571 (rs6000_split_multireg_move): Ditto.
7572 (rs6000_emit_allocate_stack): Ditto.
7573 (rs6000_emit_prologue): Ditto.
7574 (rs6000_output_mi_thunk): Ditto.
7576 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7577 size is 64 bits if we can use 64-bit registers.
7579 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7581 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7584 From Jie Zhang <jie.zhang@analog.com>:
7585 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7586 save FP and RETS with saveall attribute.
7587 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7588 with saveall attribute.
7590 * config/bfin/bfin.c (bfin_expand_builtin,
7591 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7594 From Jie Zhang <jie.zhang@analog.com>:
7595 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7596 before use in two places.
7597 * config/bfin/bfin.md (AREG): Define mode iterator.
7598 (reload_in, reload_out): Use mode iterator AREG.
7600 2009-09-14 Richard Guenther <rguenther@suse.de>
7603 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7604 EH personality path.
7606 2009-09-13 Richard Guenther <rguenther@suse.de>
7607 Rafael Avila de Espindola <espindola@google.com>
7609 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7610 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7611 (LANG_HOOKS_INITIALIZER): Adjust.
7612 (lhd_pass_through_t): Declare.
7613 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7615 * langhooks.c (lhd_pass_through_t): New function.
7616 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7617 dwarf2out_begin_prologue): Use personality from current_function_decl.
7618 * expr.h (get_personality_function): Declare.
7619 * expr.c (get_personality_function): New function.
7620 (build_personality_function): Likewise.
7621 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7622 (eh_personality_libfunc): Remove.
7623 * optabs.c (build_libfunc_function): New function split out from ...
7624 (init_one_libfunc): ... here.
7625 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7626 (tree_function_decl): Add personality.
7627 (lhd_gcc_personality): Declare.
7628 (build_personality_function): Likewise.
7629 * tree.c (gcc_eh_personality_decl): New.
7630 (lhd_gcc_personality): New function.
7631 * except.h (lang_eh_runtime_type): Remove.
7632 (enum eh_personality_kind): New.
7633 (build_personality_function): Declare.
7634 (function_needs_eh_personality): Declare.
7635 * except.c (lang_eh_runtime_type): Remove.
7636 (function_needs_eh_personality): New function.
7637 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7638 (sjlj_emit_function_enter, output_function_exception_table):
7639 Use personality from current_function_decl.
7640 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7641 * tree-inline.c (tree_can_inline_p): Do not inline across different
7643 (expand_call_inline): Likewise. Adjust the callers EH personality.
7644 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7645 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7646 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7647 (c-parser.o): Likewise
7648 * c-tree.h (c_eh_initialized_p): Remove.
7649 (c_maybe_initialize_eh): Likewise.
7650 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7651 (finish_decl): Don't call c_maybe_initialize_eh.
7652 (c_eh_initialized_p): Remove.
7653 (c_maybe_initialize_eh): Likewise.
7654 * c-parser.c (c_parser_omp_construct): Likewise.
7655 (c_parse_file): Initialize exception handling.
7657 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7659 * config.gcc (tm_file): Remove i386/biarch32.h
7660 for i?86-w64-mingw* case.
7661 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7663 * config.host: Set for x64 mingw the option
7664 use_long_long_for_widest_fast_int to yes.
7666 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7668 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7669 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7670 (dbxout_begin_function): Likewise.
7671 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7672 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7673 set on the function.
7674 (final_end_function): Likewise.
7675 (final_scan_insn): Likewise.
7676 (rest_of_handle_final): Likewise.
7677 * varasm.c (assemble_start_function): Likewise.
7678 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7680 2009-09-12 Jason Merrill <jason@redhat.com>
7682 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7683 * opts.c (common_handle_option): constify.
7685 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7687 * doc/install.texi (avr): Remove obsolete reference site.
7689 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7691 * doc/install.texi (Binaries): Adjust AIX link.
7693 2009-09-12 Akim Demaille <demaille@gostai.com>
7695 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7696 Use an imperative sentence.
7698 2009-09-11 Richard Henderson <rth@redhat.com>
7700 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7701 structure-name and has-tree-operands arguments; update all entries.
7702 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7704 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7705 (gsstruct_code_size): New.
7706 (gss_for_code_): New.
7707 (gss_for_code): Remove.
7708 (gimple_size): Rewrite using gsstruct_code_size.
7709 (gimple_statement_structure): Move to gimple.h.
7710 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7711 (gss_for_code, gimple_statement_structure): New.
7712 (gimple_ops): Use new arrays; tidy.
7714 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7716 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7717 operand to be a PLUS expression.
7718 * config/pa/pa.c (pa_secondary_reload): Likewise.
7720 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7722 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7724 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7727 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7729 From Jie Zhang <jie.zhang@analog.com>:
7730 * doc/extend.texi (node Function Attributes): Document l2
7732 (node Blackfin Variable Attributes): Document l2 variable attributes.
7734 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7736 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7737 to match the system compiler's configuration at inflection point.
7738 Add comment to remark a remaining difference with system compiler.
7740 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7741 * configure: Regenerate.
7743 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7745 From Jie Zhang <jie.zhang@analog.com>:
7746 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7747 (bfin_handle_l2_attribute): New.
7748 (bfin_attribute_table): Add l2 attribute.
7750 2009-09-11 Michael Matz <matz@suse.de>
7753 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7754 on the local_decls list.
7756 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7760 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7762 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7763 for VALUEs, to implement the documented interface.
7764 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7765 Adjust for VALUEs and anything else, to implement the
7766 documented interface.
7768 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7770 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7771 with actual SPE/paired vector modes before using 64-bit alignment.
7772 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7774 2009-09-10 DJ Delorie <dj@redhat.com>
7776 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7779 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7780 * config/mep/mep.c (mep_legitimate_constant_p): New.
7781 * config/mep/mep-protos.h: Prototype it.
7783 2009-09-10 Richard Henderson <rth@redhat.com>
7785 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7787 2009-09-10 Jason Merrill <jason@redhat.com>
7789 * tree.c (chain_index): New fn.
7790 * tree.h: Declare it.
7792 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7794 * config/sol2-c.c (cmn_err_length_specs): Initialize
7795 scalar_identity_flag.
7797 2009-09-10 Richard Henderson <rth@redhat.com>
7799 * tree.h (struct tree_decl_common): Move align member earlier;
7800 move label_decl_uid member ...
7801 (struct tree_label_decl): ... here.
7802 (LABEL_DECL_UID): Update to match.
7804 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7807 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7808 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7810 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7811 dest_prev if the edge is complex.
7813 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7815 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7816 loop latch tests earlier.
7818 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7819 before GIMPLE_RETURN, not after its predecessor; insert
7822 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7823 gimple_seq_empty_p to test for no PHI nodes.
7824 * tree-cfg.c (split_critical_edges): Likewise.
7826 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7828 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7830 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7831 introduced by the VTA branch merge.
7833 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7835 * ira-conflicts.c: Use fputs or putc instead of fprintf
7839 * tree-switch-conversion.c: Ditto.
7841 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7843 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7844 introduced by the VTA branch merge.
7846 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7849 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7851 PR rtl-optimization/39779
7852 * expr.c (convert_modes): Return when mode == oldmode after
7853 CONST_INTs are processed.
7855 2009-09-10 Nick Clifton <nickc@redhat.com>
7857 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7858 attribute and referring decl when creating renamed symbol.
7860 2009-09-10 Richard Guenther <rguenther@suse.de>
7863 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7865 (cgraph_finalize_compilation_unit): Compute reachability
7866 before emitting thunks. Properly process aliases before
7867 possibly removing unreachable nodes.
7869 2009-09-10 Richard Guenther <rguenther@suse.de>
7872 * tree.c (struct free_lang_data_d): Add worklist member.
7873 (find_decls_types_r): Push onto the worklist instead of recursing.
7874 Handle TREE_BINFOs properly.
7875 (find_decls_types): New function wrapped around find_decls_types_r
7876 to process the worklist.
7877 (find_decls_types_in_eh_region): Use it.
7878 (find_decls_types_in_node): Likewise.
7879 (find_decls_types_in_var): Likewise.
7880 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7881 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7882 (AGGREGATE_TYPE_P): Adjust.
7884 2009-09-09 Jason Merrill <jason@redhat.com>
7886 * configure.ac: Check glibc version even if we have an in-tree
7889 2009-09-09 Anthony Green <green@moxielogic.com>
7891 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7892 the constant 0 when appropriate.
7893 * config/moxie/constraints.md: Add constraint O.
7895 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7896 to pass up to 6 32-bit argument values in registers.
7897 (moxie_function_arg): Ditto.
7898 (moxie_arg_partial_bytes): Ditto.
7899 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7900 (REG_PARM_STACK_SPACE): Ditto.
7901 (FUNCTION_ARG_REGNO_P): Ditto.
7903 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7904 instruction to allocate stack space.
7906 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7908 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7909 unnecessarily stringent constraints. Fix address
7910 calculation in the splitters.
7912 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7914 PR rtl-optimization/39779
7915 * expr.c (convert_modes): Return when mode == oldmode after
7916 CONST_INTs are processed.
7918 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7921 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7922 (ix86_expand_prologue): Take frame.padding0 into logic of
7924 (ix86_expand_epilogue): Likewise.
7926 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7928 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7930 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7931 * config/t-slibgcc-libgcc: New file.
7932 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7934 2009-09-09 Martin Jambor <mjambor@suse.cz>
7936 PR tree-optimization/41089
7937 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7940 2009-09-09 Richard Henderson <rth@redhat.com>
7942 * gimple.h (CASE_GIMPLE_OMP): New.
7943 (is_gimple_omp): Use it.
7944 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7945 (verify_gimple_debug): Likewise.
7947 2009-09-09 Richard Guenther <rguenther@suse.de>
7949 PR tree-optimization/41101
7950 * tree-ssa-pre.c (maximal_set): Remove.
7951 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7952 Defer all blocks we didn't visit at least one successor.
7953 (add_to_exp_gen): Do not add to the maximal set.
7954 (make_values_for_phi): Likewise.
7955 (compute_avail): Likewise.
7956 (init_pre): Do not allocate the maximal set.
7957 (execute_pre): Do not dump it.
7959 2009-09-09 Martin Jambor <mjambor@suse.cz>
7961 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7962 an SSA_NAME rather than a is_gimple_variable.
7964 2009-09-09 Richard Guenther <rguenther@suse.de>
7967 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7968 code dealing with plain pointer bases.
7969 (maybe_fold_offset_to_reference): Likewise.
7970 (maybe_fold_stmt_addition): Adjust.
7972 2009-09-09 Richard Guenther <rguenther@suse.de>
7974 * tree.c (free_lang_data_in_type): Do not free the type variant
7976 (free_lang_data): Merge char_type_node with its properly signed
7978 (pass_ipa_free): Collect after freeing language specific data.
7980 2009-09-09 Michael Matz <matz@suse.de>
7983 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7984 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7985 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7988 2009-09-08 DJ Delorie <dj@redhat.com>
7990 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7992 2009-09-04 Jason Merrill <jason@redhat.com>
7994 * tree.c (tree_find_value): Remove.
7995 * tree.h: Remove prototype.
7996 * varasm.c (assemble_external): Use value_member instead.
7998 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8000 * toplev.c (process_options): Choose default debugging type when
8001 gtoggle enables debug info and type is unset.
8003 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8007 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
8010 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8012 * configure: Rebuilt with modified libtool.m4.
8014 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8019 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
8021 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8023 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
8024 (remove_statement): Likewise.
8025 (rewrite_use_nonlinear_expr): Adjust.
8026 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
8027 * tree-ssa.c (release_defs_bitset): ... this. New.
8028 * tree-flow.h (release_defs_bitset): Declare.
8030 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8033 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
8034 in the middle block.
8036 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
8038 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
8039 via intptr_t to long type.
8040 (insert_operand_rank): Cast long type via intptr_t to
8042 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
8044 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
8045 from pointer to unsigned via uintptr_t.
8047 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
8048 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
8050 * configure: Regenerated.
8051 * config.in: Regenerated
8052 * system.h (stdint.h): Add include.
8053 (inttypes.h): Likewise.
8054 * Makefile.in (aclocal): Add config/stdint.m4.
8055 * aclocal.m4: Regenerated.
8057 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
8059 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
8061 (note_np_check_stores): New function.
8062 (harmless_null_pointer_p): New function.
8063 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
8064 changed. Take into account whether we're in the shadow of a condjump
8065 that tested NP_REG for NULL.
8066 Lose all code that tested for SEQUENCEs.
8067 (workaround_speculation): Avoid inserting NOPs for loads that are
8068 either always executed or a NULL pointer.
8070 2009-09-08 Jan Hubicka <jh@suse.cz>
8072 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
8073 * params.def (early-inlining-insns): Likewise.
8075 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8077 PR rtl-optimization/41239
8078 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
8079 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
8081 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
8082 across calls, as the calls might not always return normally.
8083 (call_may_noreturn_p): New function.
8084 (deps_analyze_insn): Update last_function_call_may_noreturn list.
8085 (init_deps): Initialize it.
8086 (remove_from_deps): Also remove calls from
8087 last_function_call_may_noreturn list.
8089 2009-09-07 Richard Henderson <rth@redhat.com>
8091 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
8092 more VR->OPERANDS than LHS operands. Free LHS before returning.
8094 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8096 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
8097 (attr "addrtype"): New member "spreg".
8098 Use it if mem_spfp_address_operand is true for the address.
8099 (attr "type"): New entry "stall".
8100 (cpu_unit "load"): New.
8101 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
8103 (insn_reservation "loadsp"): New.
8104 (insn_reservation "load_stall1"): New.
8105 (insn_reservation "load_stall3"): New.
8107 * config/bfin/predicates.md (const1_operand, const3_operand): New.
8108 (mem_p_address_operand): Exclude stack and frame pointer based
8110 (mem_spfp_address_operand): New; match them here.
8111 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
8112 (bfin_reorg): Call it if scheduling insns.
8113 (bfin_gen_bundles): Remove dummy insns created by
8114 add_sched_insns_for_speculation.
8116 From Jie Zhang <jie.zhang@analog.com>:
8117 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
8118 bfin_si_revision, bfin_workarounds): Move these ...
8119 * config/bfin/bfin.h: ... here.
8121 From Mike Frysinger <michael.frysinger@analog.com>
8122 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
8123 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
8124 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
8125 bf547m, bf548m, and bf549m.
8126 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
8127 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
8128 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
8129 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
8130 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
8131 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
8132 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
8133 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
8134 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
8135 bf542m, bf544m, bf547m, bf548m, and bf549m.
8137 From Jie Zhang <jie.zhang@analog.com>:
8138 * config/bfin/predicates.md (p_register_operand): New predicate.
8139 (dp_register_operand): New predicate.
8140 * config/bfin/bfin-protos.h (WA_05000074): Define.
8141 (ENABLE_WA_05000074): Define.
8142 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
8143 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
8144 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
8145 (define_attr addrtype): Allow load/store register to be P register.
8146 (define_attr storereg): New.
8147 (define_cpu_unit anomaly_05000074): New.
8148 (define_insn_reservation dsp32shiftimm): New.
8149 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
8150 (define_insn_reservation loadp): Cannot use slot2.
8151 (define_insn_reservation loadsp): Cannot use slot2.
8152 (define_insn_reservation storep): Cannot use slot2. Does not
8153 apply when working around 05000074.
8154 (define_insn_reservation storep_anomaly_05000074): New.
8155 (define_insn_reservation storei): Does not apply when working
8157 (define_insn_reservation storei_anomaly_05000074): New.
8158 (define_attr length): Add dsp32shiftimm case.
8159 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
8160 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
8161 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
8162 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
8163 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
8165 2009-09-07 Martin Jambor <mjambor@suse.cz>
8168 * tree-sra.c (create_artificial_child_access): Return NULL if
8169 build_ref_for_offset fails.
8170 (propagate_subacesses_accross_link): Allow build_ref_for_offset
8171 and create_artificial_child_access to fail.
8173 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8176 * unwind-dw2.c (uw_init_context_1): Mark noinline.
8177 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
8178 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
8180 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8182 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
8183 block, ensure it has an exit edge. Emit a barrier after a jump.
8185 2009-09-07 Nick Clifton <nickc@redhat.com>
8187 * gcc.c (this_is_linker_script): New variable. Like
8188 this_is_library_file but for the %T constructor.
8189 (end_going_arg): If this_is_linker_script is set then locate the
8190 script and insert a --script switch before it
8191 (do_spec_2): Initialise this_is_linker_script.
8192 (do_spec_1): Likewise. Handle %T construct.
8193 (eval_spec_function): Preserve this_is_linker_script.
8194 * doc/invoke.texi: Document %T construct in spec files.
8195 * config/m32c/m32c.h (LIB_SPEC): Use it.
8197 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8199 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
8200 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
8201 when volatile flag is set.
8202 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
8204 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
8207 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
8208 (combine_stack_adjustments_for_block): Allow insns between stack
8209 adjustments and stores with corresponding pre-(dec|inc)rement or
8210 pre-modify operation.
8212 2009-09-06 Jakub Jelinek <jakub@redhat.com>
8215 * combine-stack-adj.c (struct csa_memlist): Rename to...
8216 (struct csa_reflist): ... this. Rename mem field to ref.
8217 (free_csa_memlist): Rename to...
8218 (free_csa_reflist): ... this.
8219 (record_one_stack_memref): Rename to...
8220 (record_one_stack_ref): ... this. Handle also REG_P.
8221 (try_apply_stack_adjustment): Handle also REG_P.
8222 (struct record_stack_memrefs_data): Rename to...
8223 (struct record_stack_refs_data): ... this. Rename memlist field to
8225 (record_stack_memrefs): Rename to...
8226 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
8227 subexpressions instead of failing when a MEM contains SP references.
8228 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
8229 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
8231 2009-09-06 Richard Guenther <rguenther@suse.de>
8234 * tree.c (build_array_type): Do not record types marked
8235 with structural equality in the canonical type hashtable.
8237 2009-09-06 Richard Guenther <rguenther@suse.de>
8240 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
8242 2009-09-05 Richard Guenther <rguenther@suse.de>
8245 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
8247 2009-09-05 Richard Guenther <rguenther@suse.de>
8250 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
8252 2009-09-05 Richard Guenther <rguenther@suse.de>
8255 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
8256 before comparing function argument types.
8258 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8261 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
8264 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8267 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8269 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8270 locators before emit_insn is called.
8272 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
8275 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
8276 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
8277 (reginfo_init): Don't call allocate_reg_info.
8279 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8282 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
8283 NONDEBUG_INSN_P instead of INSN_P.
8285 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8288 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
8290 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8293 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
8294 pattern of the split.
8296 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8298 * toplev.c (process_options): Move setter of flag_var_tracking
8299 before other tests that depend on it. Move down setter of
8300 flag_rename_registers. Don't enable var-tracking-assignments
8301 by default if selective scheduling is enabled. Warn if both
8304 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8306 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
8307 comment. Use switch statement to catch overlaps between rtx
8308 and tree codes. Accept FUNCTION_DECLs in addition to those in...
8309 (IS_DECL_CODE): ... here. Remove.
8310 (check_value_is_not_decl): Remove.
8311 (dv_from_decl, dv_from_value): Check after conversion.
8313 2009-09-04 Richard Guenther <rguenther@suse.de>
8316 * (cgraph_finalize_compilation_unit): Move finalizing aliases
8317 after emitting tunks. Move emitting thunks and ctors from ...
8318 (cgraph_optimize): ... here. Remove redundant
8319 cgraph_analyze_functions.
8320 * varasm.c (find_decl_and_mark_needed): Remove no longer
8322 (finish_aliases_1): Adjust check for thunk aliases.
8324 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
8326 * config/arm/arm.md (ctzsi2): Added braces
8327 to avoid warning that broke booststrap.
8329 2009-09-04 Martin Jambor <mjambor@suse.cz>
8331 PR tree-optimization/41112
8332 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
8333 handle variable-bounded arrays.
8334 (expr_with_var_bounded_array_refs_p): New function.
8335 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
8337 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
8339 * config/s390/2097.md: Removed two incorrect bypasses.
8340 (z10_fsimpdf): Fixed latency.
8341 (z10_fhex): New insn_reservation.
8342 (z10_floaddf): Fixed latency.
8343 (z10_floadsf): Fixed latency.
8344 (z10_ftrunctf): Fixed latency.
8345 (z10_ftruncdf): Fixed latency.
8346 * config/s390/s390.c (z10_cost): Fixed values.
8347 (s390_adjust_priority): Added z10 path.
8348 * config/s390/s390.md (type): Added fhex.
8349 (*mov<mode>_64dfp): Updated type attribute.
8350 (*mov<mode>_64): Updated type attribute.
8351 (*mov<mode>_31): Updated type attribute.
8352 (*mov<mode>"): Likewise.
8353 * config/s390/2084.md (x_fsimpdf): Updated condition.
8355 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
8357 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
8358 RTXs in the predicate for operand 1.
8360 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
8362 * config/arm/arm.md (UNSPEC_RBIT): New constant.
8363 (rbitsi2): New insn.
8364 (ctzsi2): New expand.
8365 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
8367 2009-09-03 Martin Jambor <mjambor@suse.cz>
8369 * tree-sra.c (duplicate_expr_for_different_base): Removed.
8370 (create_artificial_child_access): Use build_ref_for_offset instead
8371 of duplicate_expr_for_different_base.
8372 (propagate_subacesses_accross_link): Likewise.
8374 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
8376 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
8378 (mips16e_collect_argument_saves): Skip debug instructions.
8379 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
8380 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
8381 (r10k_insert_cache_barriers): Likewise.
8382 (mips_reorg_process_insns): Likewise.
8384 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8387 * ira.c (update_equiv_reg): Remove check on class likely spill.
8389 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8392 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8393 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8397 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8398 the stack slot if it is passed by invisible reference.
8399 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8400 by invisible reference.
8402 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8404 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8405 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8406 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8408 * config/bfin/sync.md: New file.
8409 * config/bfin/bfin.md: Include it.
8410 (UNSPEC_ATOMIC): New.
8411 (UNSPEC_ONES): Provide a unique number.
8413 From Jie Zhang <jie.zhang@analog.com>:
8414 * config/bfin/bfin.c (ret_regs): New.
8415 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8416 (must_save_rets_p): New.
8417 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8418 current_function_is_leaf.
8419 (do_link): Likewise.
8420 (do_unlink): Likewise.
8421 (expand_interrupt_handler_prologue): Use ret_regs array.
8422 (expand_interrupt_handler_epilogue): Use ret_regs array and
8423 pass return register to gen_return_internal.
8424 (bfin_expand_epilogue): Pass return register to
8425 gen_return_internal.
8426 (bfin_expand_call): Explicitly clobber RETS.
8427 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8428 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8429 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8430 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8432 (return_internal): Take a reg rtx rather than the register number.
8434 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8436 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8437 when comparing against estimated_loop_iterations_int return.
8439 2009-09-03 Richard Guenther <rguenther@suse.de>
8441 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8442 eh_personality_libfunc.
8444 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8446 * tree-parloops.c (separate_decls_in_region): Add space.
8448 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8450 * tree-parloops.c (separate_decls_in_region): Change the condition
8451 checking if there are reductions in the loop.
8453 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8455 PR tree-optimization/38275
8456 * tree-parloops.c (parallelize_loops): Replace profitability condition
8457 for expected number of iterations.
8459 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8461 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8462 (bootstrap-debug): Explain conditions in which it becomes default.
8463 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8466 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8468 * doc/invoke.texi (Optimize Options): Move
8469 -finline-small-functions to the -O2 list.
8471 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8473 * toplev.c (process_options): Enable var-tracking-assignments
8474 by default if var-tracking is enabled.
8476 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8478 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8480 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8481 * rtl.h (prev_nonnote_insn_bb): Declare it.
8483 2009-09-03 Diego Novillo <dnovillo@google.com>
8485 * cgraph.c (cgraph_node_for_decl): New.
8486 * cgraph.h (cgraph_node_for_decl): Declare.
8487 * tree.c (host_integerp): Return 0 if T is NULL.
8489 2009-09-03 Diego Novillo <dnovillo@google.com>
8491 * tree.h (struct alias_pair): Move from varasm.c.
8492 (alias_pairs): Likewise.
8493 (TYPE_MAXVAL): Define.
8494 (TYPE_MINVAL): Define.
8495 (iterative_hash_host_wide_int): Declare.
8496 (remove_unreachable_alias_pairs): Declare.
8497 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8498 * diagnostic.c (default_diagnostic_starter): Make extern.
8499 (default_diagnostic_finalizer): Make extern.
8500 * diagnostic.h (default_diagnostic_starter): Declare.
8501 (default_diagnostic_finalizer): Declare.
8502 (default_tree_printer): Declare.
8503 * toplev.c (default_tree_printer): Make extern.
8505 2009-09-03 Richard Guenther <rguenther@suse.de>
8506 Diego Novillo <dnovillo@google.com>
8508 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8509 * cgraphunit.c (cgraph_expand_function): Do not emit
8510 associated thunks from here.
8511 (cgraph_emit_thunks): New.
8512 (cgraph_optimize): Call it.
8513 Return if any IPA pass finds an error.
8514 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8517 2009-09-03 Simon Baldwin <simonb@google.com>
8518 Rafael Espindola <espindola@google.com>
8519 Richard Guenther <rguenther@suse.de>
8520 Doug Kwan <dougkwan@google.com>
8521 Diego Novillo <dnovillo@google.com>
8523 * tree.c: Include tree-pass.h, langhooks-def.h,
8524 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8525 (free_lang_data_in_type): New.
8526 (need_assembler_name_p): New.
8527 (free_lang_data_in_block): New.
8528 (free_lang_data_in_decl): New.
8529 (struct free_lang_data_d): New.
8530 (add_tree_to_fld_list): New.
8531 (find_decls_types_r): New.
8532 (get_eh_types_for_runtime): New.
8533 (find_decls_types_in_eh_region): New.
8534 (find_decls_types_in_node): New.
8535 (find_decls_types_in_var): New.
8536 (free_lang_data_in_cgraph): New.
8537 (free_lang_data): New.
8538 (gate_free_lang_data): New.
8539 (pass_ipa_free_lang_data): New.
8541 2009-09-03 Diego Novillo <dnovillo@google.com>
8543 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8544 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8545 (lang_hooks): Remove const qualifier.
8546 * ipa.c (cgraph_remove_unreachable_nodes): Call
8547 remove_unreachable_alias_pairs.
8548 * except.c (add_type_for_runtime): Check if TYPE has
8549 already been converted.
8550 (lookup_type_for_runtime): Likewise.
8551 (check_handled): Handle converted types.
8552 * varasm.c (remove_unreachable_alias_pairs): New.
8553 * gimple.c: Include demangle.h.
8554 (gimple_decl_printable_name): New.
8555 (gimple_fold_obj_type_ref): New.
8556 * gimple.h (gimple_decl_printable_name): Declare.
8557 (gimple_fold_obj_type_ref): Declare.
8558 * passes.c (init_optimization_passes): Add pass
8559 pass_ipa_free_lang_data.
8560 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8561 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8563 2009-09-03 Diego Novillo <dnovillo@google.com>
8565 * c-lang.c (lang_hooks): Remove const qualifier.
8567 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8569 * doc/install.texi (*-*-freebsd*): Update target information.
8571 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8573 * hard-reg-set.h (call_fixed_regs): Remove.
8574 * reginfo.c (call_fixed_regs): Remove.
8575 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8576 (globalize_reg): Don't use call_fixed_regs.
8577 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8580 2009-09-01 Michael Matz <matz@suse.de>
8582 * expr.h (emit_storent_insn, expand_expr_real_1,
8583 expand_expr_real_2): Declare.
8584 * expr.c (emit_storent_insn, expand_expr_real_1,
8585 expand_expr_real_2): Export.
8586 (store_expr): Setting and evaluating dont_return_target is useless.
8587 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8588 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8589 * except.c (expand_resx_expr): Rename to ...
8590 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8591 * except.h (expand_resx_stmt): Declare.
8592 * stmt.c: Add include gimple.h
8593 (expand_asm_expr): Rename to ...
8594 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8595 (expand_case): Rewrite to take gimple statement.
8596 * tree.h (expand_asm_stmt): Declare.
8597 (expand_case): Change prototype.
8598 * Makefile.in (stmt.o): Depend on gimple.h.
8599 * builtins.c (expand_builtin_synchronize): Build gimple asm
8600 statement, not an ASM_EXPR.
8601 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8602 gimple_to_tree, release_stmt_tree): Remove.
8603 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8604 ggc_free, but hold comparison code and operands separately.
8605 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8606 (expand_call_stmt, expand_gimple_stmt_1,
8607 expand_gimple_stmt): New helpers.
8608 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8609 release_stmt_tree. Call expand_gimple_stmt instead.
8610 (expand_gimple_basic_block): Ditto.
8612 * calls.c (emit_call_1): Don't look at EH regions here, make
8613 fntree parameter useless.
8614 (expand_call): New local rettype for TREE_TYPE(exp), use it
8615 throughout. Remove local p, use addr instead.
8616 Don't look at EH regions here.
8618 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8620 * doc/invoke.texi (-fsched-pressure): Document it.
8621 (-fsched-reg-pressure-heuristic): Remove it.
8623 * reload.c (ira.h): Include.
8624 (find_reloads): Add choosing reload on number of small spilled
8627 * haifa-sched.c (ira.h): Include.
8628 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8629 saved_reg_pressure, curr_reg_live, saved_reg_live,
8630 region_ref_regs): New variables.
8631 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8632 initiate_reg_pressure_info, setup_ref_regs,
8633 initiate_bb_reg_pressure_info, save_reg_pressure,
8634 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8636 (setup_insn_reg_pressure_info): New function.
8637 (rank_for_schedule): Add pressure checking and insn issue time.
8638 Remove comparison of insn reg weights.
8639 (ready_sort): Set insn reg pressure info.
8640 (update_register_pressure, setup_insn_max_reg_pressure,
8641 update_reg_and_insn_max_reg_pressure,
8642 sched_setup_bb_reg_pressure_info): New functions.
8643 (schedule_insn): Add code for printing and updating reg pressure info.
8644 (find_set_reg_weight, find_insn_reg_weight): Remove.
8645 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8646 (debug_ready_list): Print reg pressure info.
8647 (schedule_block): Ditto. Check insn issue time.
8648 (sched_init): Set up sched_pressure_p. Allocate and set up some
8649 reg pressure related info.
8650 (sched_finish): Free some reg pressure related info.
8651 (fix_tick_ready): Make insn always ready if pressure_p.
8652 (init_h_i_d): Don't call find_insn_reg_weight.
8653 (haifa_finish_h_i_d): Free insn reg pressure info.
8655 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8656 ira_memory_move_cost, ira_class_hard_regs,
8657 ira_class_hard_regs_num, ira_no_alloc_regs,
8658 ira_available_class_regs, ira_reg_class_cover_size,
8659 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8661 * ira-lives.c (single_reg_class): Check mode to find how many
8662 registers are necessary for operand.
8663 (ira_implicitly_set_insn_hard_regs): New.
8665 * common.opt (fsched-pressure): New options.
8666 (fsched-reg-pressure-heuristic): Remove.
8668 * ira.c (setup_eliminable_regset): Rename to
8669 ira_setup_eliminable_regset. Make it external.
8670 (expand_reg_info): Pass cover class to setup_reg_classes.
8671 (ira): Call resize_reg_info instead of allocate_reg_info.
8673 * sched-deps.c: Include ira.h.
8674 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8675 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8676 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8677 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8678 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8679 mark_insn_reg_store, mark_insn_reg_clobber,
8680 setup_insn_reg_pressure_info): New.
8681 (sched_analyze_1): Update implicit_reg_pending_uses.
8682 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8683 Use them to create dependencies. Set insn reg uses and pressure
8684 info. Process reg_pending_uses in one place.
8685 (free_deps): Free implicit sets.
8686 (remove_from_deps): Remove implicit sets if necessary. Check
8687 implicit sets when clearing reg_last_in_use.
8688 (init_deps_global): Clear implicit_reg_pending_clobbers and
8689 implicit_reg_pending_uses.
8691 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8692 ira_memory_move_cost, ira_class_hard_regs,
8693 ira_class_hard_regs_num, ira_no_alloc_regs,
8694 ira_available_class_regs, ira_reg_class_cover_size,
8695 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8696 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8697 ira_implicitly_set_insn_hard_regs): New prototypes.
8699 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8700 cost_elements_num): New variables.
8701 (allocno_costs, total_costs): Rename to costs and
8702 total_allocno_costs.
8703 (COSTS_OF_ALLOCNO): Rename to COSTS.
8704 (allocno_pref): Rename to pref.
8705 (allocno_pref_buffer): Rename to pref_buffer.
8706 (common_classes): Rename to regno_cover_class.
8708 (record_reg_classes): Set allocno attributes only if allocno_p.
8709 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8710 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8711 and COSTS_OF_ALLOCNO.
8712 (print_costs): Rename to print_allocno_costs.
8713 (print_pseudo_costs): New.
8714 (process_bb_node_for_costs): Split into 2 functions with new
8715 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8716 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8717 new parameter dump_file. Use cost_elements_num instead of
8718 ira_allocnos_num. Make one iteration if preferred classes were
8719 already calculated for scheduler. Make 2 versions of code
8720 depending on allocno_p.
8721 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8722 regno_cover_class and COSTS instead of common_classes and
8724 (init_costs, finish_costs): New.
8725 (ira_costs): Set up allocno_p and cost_elements_num. Call
8726 init_costs and finish_costs.
8727 (ira_set_pseudo_classes): New.
8729 * rtl.h (allocate_reg_info): Remove.
8730 (resize_reg_info): Change return type.
8731 (reg_cover_class): New.
8732 (setup_reg_classes): Add new parameter.
8734 * sched-int.h (struct deps_reg): New member implicit_sets.
8735 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8736 (INCREASE_BITS): New macro.
8737 (struct reg_pressure_data, struct reg_use_data): New.
8738 (struct _haifa_insn_data): Remove reg_weight. Add members
8739 reg_pressure, reg_use_list, reg_set_list, and
8740 reg_pressure_excess_cost_change.
8741 (struct deps): New member implicit_sets.
8742 (pressure_p): New variable.
8743 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8744 (struct reg_pressure_data, struct reg_use_data): New.
8745 (INSN_REG_WEIGHT): Remove.
8746 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8747 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8748 (sched_init_region_reg_pressure_info,
8749 sched_setup_bb_reg_pressure_info): New prototypes.
8751 * reginfo.c (struct reg_pref): New member coverclass.
8752 (reg_cover_class): New function.
8753 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8754 (reg_info_size): New variable.
8755 (allocate_reg_info): Make static. Setup reg_info_size.
8756 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8757 (setup_reg_classes): Add a new parameter. Setup cover class too.
8759 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8762 * sched-rgn.c (deps_join): Set up implicit_sets.
8763 (schedule_region): Set up region and basic blocks pressure
8766 * passes.c (init_optimization_passes): Move
8767 pass_subregs_of_mode_init before pass_sched.
8769 2009-09-02 Martin Jambor <mjambor@suse.cz>
8771 * tree-sra.c (struct access): New field grp_hint.
8772 (dump_access): Dump grp_hint.
8773 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8775 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8776 those which have been specifically read and somehow written to.
8777 (propagate_subacesses_accross_link): Set grp_hint of right child and
8778 also possibly of the left child.
8780 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8782 * tree-object-size.c (addr_object_size): Always use object_size_type
8783 0 or 2 when determining the pointer pointed object size.
8785 2009-09-02 Richard Guenther <rguenther@suse.de>
8788 2009-08-31 Richard Guenther <rguenther@suse.de>
8790 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8791 to query if the memory regions for memmove overlap.
8792 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8793 asserts on pointers, instead deal with odd trees.
8794 (ptr_derefs_may_alias_p): Likewise.
8795 (refs_may_alias_p_1): Constructor bases also never alias.
8797 2009-08-01 Christian Bruel <christian.bruel@st.com>
8800 2009-07-31 Christian Bruel <christian.bruel@st.com>
8801 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8803 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8805 * doc/invoke.texi (-fvar-tracking-assignments): New.
8806 (-fvar-tracking-assignments-toggle): New.
8807 (-fdump-final-insns=file): Mark filename as optional.
8808 (--param min-nondebug-insn-uid): New.
8809 (-gdwarf-@{version}): Mention version 4.
8810 * opts.c (common_handle_option): Accept it.
8811 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8812 * regrename.c (regrename_optimize): Drop last. Don't count debug
8813 insns as uses. Don't reject change because of debug insn.
8814 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8815 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8816 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8817 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8818 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8819 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8820 * doc/gimple.texi (is_gimple_debug): New.
8821 (gimple_debug_bind_p): New.
8822 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8823 * doc/install.texi (bootstrap-debug): More details.
8824 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8825 (bootstrap-debug-lib): More details.
8826 (bootstrap-debug-ckovw): Update.
8827 (bootstrap-time): New.
8828 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8829 (insert_phi_nodes_for): Insert debug stmts.
8830 (rewrite_stmt): Take iterator. Insert debug stmts.
8831 (rewrite_enter_block): Adjust.
8832 (maybe_replace_use_in_debug_stmt): New.
8833 (rewrite_update_stmt): Use it.
8834 (mark_use_interesting): Return early for debug stmts.
8835 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8836 stmts before replacing stmt.
8837 (move_computations_stmt): Likewise.
8838 * ira-conflicts.c (add_copies): Skip debug insns.
8839 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8840 (regstat_bb_compute_ri): Skip debug insns.
8841 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8842 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8843 check_loop_closed_ssa_stmt): Skip debug stmts.
8844 * tree-tailcall.c (find_tail_calls): Likewise.
8845 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8846 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8847 (build_var_debug_value_stat): Declare.
8848 (build_var_debug_value): Define.
8849 (target_for_debug_bind): Declare.
8850 * reload.c (find_equiv_reg): Skip debug insns.
8851 * rtlanal.c (reg_used_between_p): Skip debug insns.
8852 (side_effects_p): Likewise.
8853 (canonicalize_condition): Likewise.
8854 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8855 insns never depend on debug insns.
8856 (create_ddg_dep_no_link): Likewise.
8857 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8858 Don't add inter-loop dependencies for debug insns.
8859 (build_intra_loop_deps): Likewise.
8860 (create_ddg): Count debug insns.
8861 * ddg.h (struct ddg::num_debug): New.
8862 (num_backargs): Pair up with previous int field.
8863 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8864 -fcompare-debug-second.
8865 * final.c (get_attr_length_1): Skip debug insns.
8866 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8867 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8868 (driver_self_specs): Map -fdump-final-insns to
8869 -fdump-final-insns=..
8870 (get_local_tick): New.
8871 (compare_debug_dump_opt_spec_function): Test for . argument and
8872 compute output name. Compute temp output spec without flag name.
8873 Compute -frandom-seed.
8874 (OPT): Undef after use.
8875 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8876 (average_num_loop_insns): Likewise.
8877 * params.h (MIN_NONDEBUG_INSN_UID): New.
8878 * gimple.def (GIMPLE_DEBUG): New.
8879 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8880 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8881 (merge_in_block): Fix whitespace.
8882 * toplev.c (flag_var_tracking): Update comment.
8883 (flag_var_tracking_assignments): New.
8884 (flag_var_tracking_assignments_toggle): New.
8885 (process_options): Don't open final insns dump file if we're not
8886 going to write to it. Compute defaults for var_tracking.
8887 * df-scan.c (df_insn_rescan_debug_internal): New.
8888 (df_uses_record): Handle debug insns.
8889 * haifa-sched.c (ready): Initialize n_debug.
8890 (contributes_to_priority): Skip debug insns.
8891 (dep_list_size): New.
8893 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8894 they're ready. Disregard previous debug insns to make decisions.
8895 (queue_insn): Never queue debug insns.
8896 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8897 (schedule_insn): Don't reject debug insns because of issue rate.
8898 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8899 (queue_to_ready): Skip and discount debug insns.
8900 (choose_ready): Let debug insns through.
8901 (schedule_block): Check boundary debug insns. Discount debug
8902 insns, schedule them early. Adjust whitespace.
8903 (set_priorities): Check for boundary debug insns.
8904 (add_jump_dependencies): Use dep_list_size.
8905 (prev_non_location_insn): New.
8906 (check_cfg): Use it.
8907 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8909 (remove_unused_ivs): Reset debug stmts.
8910 * modulo-sched.c (const_iteration_count): Skip debug insns.
8911 (res_MII): Discount debug insns.
8912 (loop_single_full_bb_p): Skip debug insns.
8913 (sms_schedule): Likewise.
8914 (sms_schedule_by_order): Likewise.
8915 (ps_has_conflicts): Likewise.
8916 * caller-save.c (refmarker_fn): New.
8917 (save_call_clobbered_regs): Replace regs with saved mem in
8919 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8920 Call refmarker_fn mark for hardregnos.
8921 (mark_reg_as_referenced): New.
8922 (replace_reg_with_saved_mem): New.
8923 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8924 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8926 (cse_extended_basic_block): Skip debug insns.
8927 (count_reg_usage): Likewise.
8928 (is_dead_reg): New, split out of...
8929 (set_live_p): ... here.
8930 (insn_live_p): Use it for debug insns.
8931 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8932 (execute_optimize_stdarg): Likewise.
8933 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8934 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8935 changes in debug stmts as changes.
8936 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8937 (moveup_expr): Don't move across debug insns. Don't move
8938 debug insn if it would create a bookkeeping block.
8939 (moveup_expr_cached): Don't use cache for debug insns that
8940 are heads of blocks.
8941 (compute_av_set_inside_bb): Skip debug insns.
8942 (sel_rank_for_schedule): Schedule debug insns first. Remove
8944 (block_valid_for_bookkeeping_p); Support lax searches.
8945 (create_block_for_bookkeeping): Adjust block numbers when
8946 encountering debug-only blocks.
8947 (find_place_for_bookkeeping): Deal with debug-only blocks.
8948 (generate_bookkeeping_insn): Accept no place to insert.
8949 (remove_temp_moveop_nops): New argument full_tidying.
8950 (prepare_place_to_insert): Deal with debug insns.
8951 (advance_state_on_fence): Debug insns don't start cycles.
8952 (update_boundaries): Take fence as argument. Deal with
8954 (schedule_expr_on_boundary): No full_tidying on debug insns.
8955 (fill_insns): Deal with debug insns.
8956 (track_scheduled_insns_and_blocks): Don't count debug insns.
8957 (need_nop_to_preserve_insn_bb): New, split out of...
8958 (remove_insn_from_stream): ... this.
8959 (fur_orig_expr_not_found): Skip debug insns.
8960 * rtl.def (VALUE): Move up.
8962 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8963 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8964 Set it if debug stmts are found.
8965 (statement_sink_location): Skip debug stmts. Propagate
8966 moving defs into debug stmts.
8967 * ifcvt.c (first_active_insn): Skip debug insns.
8968 (last_active_insns): Likewise.
8969 (cond_exec_process_insns): Likewise.
8970 (noce_process_if_block): Likewise.
8971 (check_cond_move_block): Likewise.
8972 (cond_move_convert_if_block): Likewise.
8973 (block_jumps_and_fallthru_p): Likewise.
8974 (dead_or_predicable): Likewise.
8975 * dwarf2out.c (debug_str_hash_forced): New.
8976 (find_AT_string): Add comment.
8977 (gen_label_for_indirect_string): New.
8978 (get_debug_string_label): New.
8979 (AT_string_form): Use it.
8980 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8981 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8982 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8983 several operations that cannot be represented with DWARF opcodes.
8984 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8985 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8986 (dwarf2out_var_location): Take during-call mark into account.
8987 (output_indirect_string): Update comment. Output if there are
8988 label and references.
8989 (prune_indirect_string): New.
8990 (prune_unused_types): Call it if debug_str_hash_forced.
8991 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8992 (dw_long_long_const): Remove.
8993 (struct dw_val_struct): Change val_long_long type to rtx.
8994 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8995 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8996 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8997 component instead of HOST_BITS_PER_LONG.
8998 (output_loc_operands): Likewise. For const8* assert
8999 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
9000 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
9001 rather than HOST_BITS_PER_LONG is >= 64.
9002 (add_AT_long_long): Remove val_hi and val_lo arguments, add
9004 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
9005 HOST_BITS_PER_LONG for dw_val_class_long_long.
9006 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
9007 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
9008 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
9010 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
9011 Handle DW_OP_implicit_value.
9012 (extract_int): Move prototype earlier.
9013 (mem_loc_descriptor): For SUBREG punt if inner
9014 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
9015 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
9016 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
9017 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
9018 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
9019 instead of Pmode size.
9020 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
9021 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
9022 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
9023 (concat_loc_descriptor, concatn_loc_descriptor,
9024 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
9025 (add_location_or_const_value_attribute): Likewise. For single
9026 location loc_lists attempt to use add_const_value_attribute
9027 for constant decls. Add DW_AT_const_value even if
9028 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
9030 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
9031 (control_flow_insn_p): Likewise.
9032 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
9033 (separate_decls_in_region_debug_bind): New.
9034 (separate_decls_in_region): Process debug bind stmts afterwards.
9035 * recog.c (verify_changes): Handle debug insns.
9036 (extract_insn): Likewise.
9037 (peephole2_optimize): Skip debug insns.
9038 * dse.c (scan_insn): Skip debug insns.
9039 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
9041 (setup_id_for_insn): Handle debug insns.
9042 (maybe_tidy_empty_bb): Adjust whitespace.
9043 (tidy_control_flow): Skip debug insns.
9044 (sel_remove_insn): Adjust for debug insns.
9045 (sel_estimate_number_of_insns): Skip debug insns.
9046 (create_insn_rtx_from_pattern): Handle debug insns.
9047 (create_copy_of_insn_rtx): Likewise.
9048 * sel-sched-.h (sel_bb_end): Declare.
9049 (sel_bb_empty_or_nop_p): New.
9050 (get_all_loop_exits): Use it.
9051 (_eligible_successor_edge_p): Likewise.
9052 (return_nop_to_pool): Adjust.
9053 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
9054 * ira-lives.c (process_bb_node_lives): Skip debug insns.
9055 * gimple-pretty-print.c (dump_gimple_debug): New.
9056 (dump_gimple_stmt): Use it.
9057 (dump_bb_header): Skip gimple debug stmts.
9058 * regmove.c (optimize_reg_copy_1): Discount debug insns.
9059 (fixup_match_2): Likewise.
9060 (regmove_backward_pass): Likewise. Simplify combined
9061 replacement. Handle debug insns.
9062 * function.c (instantiate_virtual_regs): Handle debug insns.
9063 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
9064 * print-rtl.h: Include cselib.h.
9065 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
9066 * df.h (df_inns_rescan_debug_internal): Declare.
9067 * gcse.c (alloc_hash_table): Estimate n_insns.
9068 (cprop_insn): Don't regard debug insns as changes.
9069 (bypass_conditional_jumps): Skip debug insns.
9070 (one_pre_gcse_pass): Adjust.
9071 (one_code_hoisting_pass): Likewise.
9072 (compute_ld_motion_mems): Skip debug insns.
9073 (one_cprop_pass): Adjust.
9074 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
9075 (if_convertible_stmt_p): Handle debug stmts.
9076 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
9077 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
9078 * ira-build.c (create_bb_allocnos): Skip debug insns.
9079 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
9080 (has_single_use): Likewise.
9081 (single_imm_use): Likewise.
9082 (num_imm_uses): Likewise.
9083 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
9084 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
9085 (create_outofssa_var_map): Likewise.
9086 * lower-subreg.c (adjust_decomposed_uses): New.
9087 (resolve_debug): New.
9088 (decompose_multiword_subregs): Use it.
9089 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
9090 * emit-rtl.c: Include params.h.
9091 (cur_debug_insn_uid): Define.
9092 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
9093 (copy_rtx_if_shared_1): Handle debug insns.
9094 (reset_used_flags): Likewise.
9095 (set_used_flags): LIkewise.
9096 (get_max_insn_count): New.
9097 (next_nondebug_insn): New.
9098 (prev_nondebug_insn): New.
9099 (make_debug_insn_raw): New.
9100 (emit_insn_before_noloc): Handle debug insns.
9101 (emit_jump_insn_before_noloc): Likewise.
9102 (emit_call_insn_before_noloc): Likewise.
9103 (emit_debug_insn_before_noloc): New.
9104 (emit_insn_after_noloc): Handle debug insns.
9105 (emit_jump_insn_after_noloc): Likewise.
9106 (emit_call_insn_after_noloc): Likewise.
9107 (emit_debug_insn_after_noloc): Likewise.
9108 (emit_insn_after): Take loc from earlier non-debug insn.
9109 (emit_jump_insn_after): Likewise.
9110 (emit_call_insn_after): Likewise.
9111 (emit_debug_insn_after_setloc): New.
9112 (emit_debug_insn_after): New.
9113 (emit_insn_before): Take loc from later non-debug insn.
9114 (emit_jump_insn_before): Likewise.
9115 (emit_call_insn_before): Likewise.
9116 (emit_debug_insn_before_setloc): New.
9117 (emit_debug_insn_before): New.
9118 (emit_insn): Handle debug insns.
9119 (emit_debug_insn): New.
9120 (emit_jump_insn): Handle debug insns.
9121 (emit_call_insn): Likewise.
9123 (init_emit): Take min-nondebug-insn-uid into account.
9124 Initialize cur_debug_insn_uid.
9125 (emit_copy_of_insn_after): Handle debug insns.
9126 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
9127 location of single rhs in place.
9128 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
9129 (floor_sdiv_adjust): New.
9130 (cell_sdiv_adjust): New.
9131 (cell_udiv_adjust): New.
9132 (round_sdiv_adjust): New.
9133 (round_udiv_adjust): New.
9134 (wrap_constant): Moved from cselib.
9135 (unwrap_constant): New.
9136 (expand_debug_expr): New.
9137 (expand_debug_locations): New.
9138 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
9140 (gimple_expand_cfg): Expand debug locations.
9141 * cselib.c: Include tree-pass.h.
9142 (struct expand_value_data): New.
9143 (cselib_record_sets_hook): New.
9144 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
9145 (cselib_clear_table): Move, and implemnet in terms of...
9146 (cselib_reset_table_with_next_value): ... this.
9147 (cselib_get_next_unknown_value): New.
9148 (discard_useless_locs): Don't discard preserved values.
9149 (cselib_preserve_value): New.
9150 (cselib_preserved_value_p): New.
9151 (cselib_preserve_definitely): New.
9152 (cselib_clear_preserve): New.
9153 (cselib_preserve_only_values): New.
9154 (new_cselib_val): Take rtx argument. Dump it in details.
9155 (cselib_lookup_mem): Adjust.
9156 (expand_loc): Take regs_active in struct. Adjust. Silence
9157 dumps unless details are requested.
9158 (cselib_expand_value_rtx_cb): New.
9159 (cselib_expand_value_rtx): Rename and reimplment in terms of...
9160 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
9161 without details. Copy more subregs. Try to resolve values
9162 using a callback. Wrap constants.
9163 (cselib_subst_to_values): Adjust.
9164 (cselib_log_lookup): New.
9165 (cselib_lookup): Call it.
9166 (cselib_invalidate_regno): Don't count preserved values as useless.
9167 (cselib_invalidate_mem): Likewise.
9168 (cselib_record_set): Likewise.
9169 (struct set): Renamed to cselib_set, moved to cselib.h.
9170 (cselib_record_sets): Adjust. Call hook.
9171 (cselib_process_insn): Reset table when it would be cleared.
9172 (dump_cselib_val): New.
9173 (dump_cselib_table): New.
9174 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
9175 (remove_forwarder_block): Support moving debug stmts.
9176 * cselib.h (cselib_record_sets_hook): Declare.
9177 (cselib_expand_callback): New type.
9178 (cselib_expand_value_rtx_cb): Declare.
9179 (cselib_reset_table_with_next_value): Declare.
9180 (cselib_get_next_unknown_value): Declare.
9181 (cselib_preserve_value): Declare.
9182 (cselib_preserved_value_p): Declare.
9183 (cselib_preserve_only_values): Declare.
9184 (dump_cselib_table): Declare.
9185 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
9186 (try_crossjump_to_edge): Likewise.
9187 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
9188 dominated blocks when debug stmts are present.
9189 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
9190 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
9191 (set_var_live_on_entry): Likewise.
9192 * loop-invariant.c (find_invariants_bb): Skip debug insns.
9193 * cfglayout.c (curr_location, last_location): Make static.
9194 (set_curr_insn_source_location): Don't avoid bouncing.
9195 (get_curr_insn_source_location): New.
9196 (get_curr_insn_block): New.
9197 (duplicate_insn_chain): Handle debug insns.
9198 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
9200 * common.opt (fcompare-debug): Move to sort order.
9201 (fdump-unnumbered-links): Likewise.
9202 (fvar-tracking-assignments): New.
9203 (fvar-tracking-assignments-toggle): New.
9204 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
9205 because of debug stmts.
9206 (mark_stmt_if_obviously_necessary): Mark debug stmts.
9207 (eliminate_unnecessary_stmts): Walk dominated blocks before
9209 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
9210 * ira.c (memref_used_between_p): Skip debug insns.
9211 (update_equiv_regs): Likewise.
9212 * sched-deps.c (sd_lists_size): Accept empty list.
9213 (sd_init_insn): Mark debug insns.
9214 (sd_finish_insn): Unmark them.
9215 (sd_add_dep): Reject non-debug deps on debug insns.
9216 (fixup_sched_groups): Give debug insns group treatment.
9218 (sched_analyze_reg): Don't mark debug insns for sched before call.
9219 (sched_analyze_2): Handle debug insns.
9220 (sched_analyze_insn): Compute next non-debug insn. Handle debug
9222 (deps_analyze_insn): Handle debug insns.
9223 (deps_start_bb): Skip debug insns.
9224 (init_deps): Initialize last_debug_insn.
9225 * tree-ssa.c (target_for_debug_bind): New.
9226 (find_released_ssa_name): New.
9227 (propagate_var_def_into_debug_stmts): New.
9228 (propagate_defs_into_debug_stmts): New.
9229 (verify_ssa): Skip debug bind stmts without values.
9230 (warn_uninialized_vars): Skip debug stmts.
9231 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
9232 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
9233 (rtx_equal_p): Likewise.
9234 * ira-costs.c (scan_one_insn): Skip debug insns.
9235 (process_bb_node_for_hard_reg_moves): Likewise.
9236 * rtl.h (DEBUG_INSN_P): New.
9237 (NONDEBUG_INSN_P): New.
9238 (MAY_HAVE_DEBUG_INSNS): New.
9239 (INSN_P): Accept debug insns.
9240 (RTX_FRAME_RELATED_P): Likewise.
9241 (INSN_DELETED_P): Likewise
9242 (PAT_VAR_LOCATION_DECL): New.
9243 (PAT_VAR_LOCATION_LOC): New.
9244 (PAT_VAR_OCATION_STATUS): New.
9245 (NOTE_VAR_LOCATION_DECL): Reimplement.
9246 (NOTE_VAR_LOCATION_LOC): Likewise.
9247 (NOTE_VAR_LOCATION_STATUS): Likewise.
9248 (INSN_VAR_LOCATION): New.
9249 (INSN_VAR_LOCATION_DECL): New.
9250 (INSN_VAR_LOCATION_LOC): New.
9251 (INSN_VAR_LOCATION_STATUS): New.
9252 (gen_rtx_UNKNOWN_VAR_LOC): New.
9253 (VAR_LOC_UNKNOWN_P): New.
9254 (NOTE_DURING_CALL_P): New.
9255 (SCHED_GROUP_P): Accept debug insns.
9256 (emit_debug_insn_before): Declare.
9257 (emit_debug_insn_before_noloc): Declare.
9258 (emit_debug_insn_beore_setloc): Declare.
9259 (emit_debug_insn_after): Declare.
9260 (emit_debug_insn_after_noloc): Declare.
9261 (emit_debug_insn_after_setloc): Declare.
9262 (emit_debug_insn): Declare.
9263 (make_debug_insn_raw): Declare.
9264 (prev_nondebug_insn): Declare.
9265 (next_nondebug_insn): Declare.
9266 (delegitimize_mem_from_attrs): Declare.
9267 (get_max_insn_count): Declare.
9268 (wrap_constant): Declare.
9269 (unwrap_constant): Declare.
9270 (get_curr_insn_source_location): Declare.
9271 (get_curr_insn_block): Declare.
9272 * tree-inline.c (insert_debug_decl_map): New.
9273 (processing_debug_stmt): New.
9274 (remap_decl): Don't create new mappings in debug stmts.
9275 (remap_gimple_op_r): Don't add references in debug stmts.
9276 (copy_tree_body_r): Likewise.
9277 (remap_gimple_stmt): Handle debug bind stmts.
9278 (copy_bb): Skip debug stmts.
9279 (copy_edges_for_bb): Likewise.
9280 (copy_debug_stmt): New.
9281 (copy_debug_stmts): New.
9282 (copy_body): Copy debug stmts at the end.
9283 (insert_init_debug_bind): New.
9284 (insert_init_stmt): Take id. Skip and emit debug stmts.
9285 (setup_one_parameter): Remap variable earlier, register debug mapping.
9286 (estimate_num_insns): Skip debug stmts.
9287 (expand_call_inline): Preserve debug_map.
9288 (optimize_inline_calls): Check for no debug_stmts left-overs.
9289 (unsave_expr_now): Preserve debug_map.
9290 (copy_gimple_seq_and_replace_locals): Likewise.
9291 (tree_function_versioning): Check for no debug_stmts left-overs.
9292 Init and destroy debug_map as needed. Split edges unconditionally.
9293 (build_duplicate_type): Init and destroy debug_map as needed.
9294 * tree-inline.h: Include gimple.h instead of pointer-set.h.
9295 (struct copy_body_data): Add debug_stmts and debug_map.
9296 * sched-int.h (struct ready_list): Add n_debug.
9297 (struct deps): Add last_debug_insn.
9298 (DEBUG_INSN_SCHED_P): New.
9299 (BOUNDARY_DEBUG_INSN_P): New.
9300 (SCHEDULE_DEBUG_INSN_P): New.
9301 (sd_iterator_cond): Accept empty list.
9302 * combine.c (create_log_links): Skip debug insns.
9303 (combine_instructions): Likewise.
9304 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
9305 return value is always unshared.
9306 (struct rtx_subst_pair): New.
9307 (auto_adjust_pair): New.
9308 (propagate_for_debug_subst): New.
9309 (propagate_for_debug): New.
9310 (try_combine): Skip debug insns. Propagate removed defs into
9312 (next_nonnote_nondebug_insn): New.
9313 (distribute_notes): Use it. Skip debug insns.
9314 (distribute_links): Skip debug insns.
9315 * tree-outof-ssa.c (set_location_for_edge): Likewise.
9316 * resource.c (mark_target_live_regs): Likewise.
9317 * var-tracking.c: Include cselib.h and target.h.
9318 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
9320 (micro_operation_type_name): New.
9321 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
9322 (struct micro_operation_def): Update comments.
9323 (decl_or_value): New type. Use instead of decls.
9324 (struct emit_note_data_def): Add vars.
9325 (struct attrs_def): Use decl_or_value.
9326 (struct variable_tracking_info_def): Add permp, flooded.
9327 (struct location_chain_def): Update comment.
9328 (struct variable_part_def): Use decl_or_value.
9329 (struct variable_def): Make var_part a variable length array.
9331 (scratch_regs): New.
9332 (cselib_hook_called): New.
9333 (dv_is_decl_p): New.
9334 (dv_is_value_p): New.
9337 (dv_as_opaque): New.
9338 (dv_onepart_p): New.
9340 (IS_DECL_CODE): New.
9341 (check_value_is_not_decl): New.
9342 (dv_from_decl): New.
9343 (dv_from_value): New.
9344 (dv_htab_hash): New.
9345 (variable_htab_hash): Use it.
9346 (variable_htab_eq): Support values.
9347 (variable_htab_free): Free from the right pool.
9348 (attrs_list_member, attrs_list_insert): Use decl_or_value.
9349 (attrs_list_union): Adjust.
9350 (attrs_list_mpdv_union): New.
9351 (tie_break_pointers): New.
9352 (canon_value_cmp): New.
9353 (unshare_variable): Return possibly-modified slot.
9354 (vars_copy_1): Adjust.
9355 (var_reg_decl_set): Adjust. Split out of...
9356 (var_reg_set): ... this.
9357 (get_init_value): Adjust.
9358 (var_reg_delete_and_set): Adjust.
9359 (var_reg_delete): Adjust.
9360 (var_regno_delete): Adjust.
9361 (var_mem_decl_set): Split out of...
9362 (var_mem_set): ... this.
9363 (var_mem_delete_and_set): Adjust.
9364 (var_mem_delete): Adjust.
9368 (variable_union): Adjust. Speed up merge of 1-part vars.
9369 (variable_canonicalize): Use unshared slot.
9370 (VALUED_RECURSED_INTO): New.
9371 (find_loc_in_1pdv): New.
9372 (struct dfset_merge): New.
9373 (insert_into_intersection): New.
9374 (intersect_loc_chains): New.
9376 (canonicalize_loc_order_check): New.
9377 (canonicalize_values_mark): New.
9378 (canonicalize_values_star): New.
9379 (variable_merge_over_cur): New.
9380 (variable_merge_over_src): New.
9381 (dataflow_set_merge): New.
9382 (dataflow_set_equiv_regs): New.
9383 (remove_duplicate_values): New.
9384 (struct dfset_post_merge): New.
9385 (variable_post_merge_new_vals): New.
9386 (variable_post_merge_perm_vals): New.
9387 (dataflow_post_merge_adjust): New.
9388 (find_mem_expr_in_1pdv): New.
9389 (dataflow_set_preserve_mem_locs): New.
9390 (dataflow_set_remove_mem_locs): New.
9391 (dataflow_set_clear_at_call): New.
9392 (onepart_variable_different_p): New.
9393 (variable_different_p): Use it.
9394 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9395 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9397 (track_loc_p): Pass it true.
9398 (struct count_use_info): New.
9399 (find_use_val): New.
9400 (replace_expr_with_values): New.
9402 (use_type): New, partially split out of...
9403 (count_uses): ... this. Count new micro-ops.
9404 (count_uses_1): Adjust.
9405 (count_stores): Adjust.
9406 (count_with_sets): New.
9407 (VAL_NEEDS_RESOLUTION): New.
9408 (VAL_HOLDS_TRACK_EXPR): New.
9409 (VAL_EXPR_IS_COPIED): New.
9410 (VAL_EXPR_IS_CLOBBERED): New.
9411 (add_uses): Adjust. Generate new micro-ops.
9412 (add_uses_1): Adjust.
9413 (add_stores): Generate new micro-ops.
9414 (add_with_sets): New.
9415 (find_src_status): Adjust.
9416 (find_src_set_src): Adjust.
9417 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9418 Handle new micro-ops. Canonicalize value equivalances.
9419 (vt_find_locations): Compute total size of hash tables for
9420 dumping. Perform merge for var-tracking-assignments. Don't
9421 disregard single-block loops.
9422 (dump_attrs_list): Handle decl_or_value.
9423 (dump_variable): Take variable. Deal with decl_or_value.
9424 (dump_variable_slot): New.
9425 (dump_vars): Use it.
9426 (dump_dataflow_sets): Adjust.
9427 (set_slot_part): New, extended to support one-part variables
9428 after splitting out of...
9429 (set_variable_part): ... this.
9430 (clobber_slot_part): New, split out of...
9431 (clobber_variable_part): ... this.
9432 (delete_slot_part): New, split out of...
9433 (delete_variable_part): .... this.
9434 (check_wrap_constant): New.
9435 (vt_expand_loc_callback): New.
9436 (vt_expand_loc): New.
9437 (emit_note_insn_var_location): Adjust. Handle values. Handle
9438 EMIT_NOTE_AFTER_CALL_INSN.
9439 (emit_notes_for_differences_1): Adjust. Handle values.
9440 (emit_notes_for_differences_2): Likewise.
9441 (emit_notes_for_differences): Adjust.
9442 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9443 Adjust. Handle new micro-ops.
9444 (vt_add_function_parameters): Adjust. Create and bind values.
9445 (vt_initialize): Adjust. Initialize scratch_regs and
9446 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9447 operations. Move some code to count_with_sets and add_with_sets.
9448 (delete_debug_insns): New.
9449 (vt_debug_insns_local): New.
9450 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9452 (var_tracking_main): If var-tracking-assignments is enabled
9453 but var-tracking isn't, delete debug insns and leave. Likewise
9454 if we exceed limits or fail the stack adjustments tests, and
9455 after all var-tracking processing.
9456 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9457 (dataflow_set): Add traversed_vars.
9458 (value_chain, const_value_chain): New typedefs.
9459 (value_chain_pool, value_chains): New variables.
9460 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9461 add_value_chains, add_cselib_value_chains, remove_value_chain,
9462 remove_value_chains, remove_cselib_value_chains): New functions.
9463 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9464 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9466 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9467 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9468 (dst_can_be_shared): New variable.
9469 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9470 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9471 different from set->vars, look up slot again instead of using the
9473 (dataflow_set_init): Initialize traversed_vars.
9474 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9475 lookup if set->vars is shared. Don't keep slot cleared before
9476 calling unshare_variable. Unshare set->vars if needed. Adjust
9477 unshare_variable callers. Clear dst_can_be_shared if needed.
9478 Even ->refcount == 1 vars must be unshared if set->vars is shared
9479 and var needs to be modified.
9480 (dataflow_set_union): Set traversed_vars during canonicalization.
9481 (VALUE_CHANGED, DECL_CHANGED): Define.
9482 (set_dv_changed, dv_changed_p): New static inlines.
9483 (track_expr_p): Clear DECL_CHANGED.
9484 (dump_dataflow_sets): Set it.
9485 (variable_was_changed): Call set_dv_changed.
9486 (emit_note_insn_var_location): Likewise.
9487 (changed_variables_stack): New variable.
9488 (check_changed_vars_1, check_changed_vars_2): New functions.
9489 (emit_notes_for_changes): Do nothing if changed_variables is
9490 empty. Traverse changed_variables with check_changed_vars_1,
9491 call check_changed_vars_2 on each changed_variables_stack entry.
9492 (emit_notes_in_bb): Add SET argument. Just clear it at the
9493 beginning, use it instead of local &set, don't destroy it at the end.
9494 (vt_emit_notes): Call dataflow_set_clear early on all
9495 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9496 computed set, dataflow_set_clear also VTI(bb)->in when we are
9497 done with the basic block. Initialize changed_variables_stack,
9498 free it afterwards. If ENABLE_CHECKING verify that after noting
9499 differences to an empty set value_chains hash table is empty.
9500 (vt_initialize): Initialize value_chains and value_chain_pool.
9501 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9502 (variable_tracking_main): Call dump_dataflow_sets before calling
9503 vt_emit_notes, not after it.
9504 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9505 (propagate_var_def_into_debug_stmts): Declare.
9506 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9507 (df_set_note): Reject debug insns.
9508 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9509 add notes to debug insns.
9510 (df_note_bb_compute): Adjust. Likewise.
9511 (df_simulate_uses): Skip debug insns.
9512 (df_simulate_initialize_backwards): Likewise.
9513 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9514 (subst_stack_regs_pat): Reject debug insns.
9515 (convert_regs_1): Handle debug insns.
9516 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9517 (print-rtl.o): Depend on cselib.h.
9518 (cselib.o): Depend on TREE_PASS_H.
9519 (var-tracking.o): Depend on cselib.h and TARGET_H.
9520 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9521 (init_ready_list): Skip boundary debug insns.
9522 (add_branch_dependences): Skip debug insns.
9523 (free_block_dependencies): Check for blocks with only debug insns.
9524 (compute_priorities): Likewise.
9525 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9526 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9528 (gimple_build_debug_bind_stat): New.
9529 (empty_body_p): Skip debug stmts.
9530 (gimple_has_side_effects): Likewise.
9531 (gimple_rhs_has_side_effects): Likewise.
9532 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9533 (gimple_build_debug_bind_stat): Declare.
9534 (gimple_build_debug_bind): Define.
9535 (is_gimple_debug): New.
9536 (gimple_debug_bind_p): New.
9537 (gimple_debug_bind_get_var): New.
9538 (gimple_debug_bind_get_value): New.
9539 (gimple_debug_bind_get_value_ptr): New.
9540 (gimple_debug_bind_set_var): New.
9541 (gimple_debug_bind_set_value): New.
9542 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9543 (gimple_debug_bind_reset_value): New.
9544 (gimple_debug_bind_has_value_p): New.
9545 (gsi_next_nondebug): New.
9546 (gsi_prev_nondebug): New.
9547 (gsi_start_nondebug_bb): New.
9548 (gsi_last_nondebug_bb): New.
9549 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9550 (print_insn): Handle DEBUG_INSN.
9551 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9552 of first insn prevail.
9553 (first_stmt): Skip debug stmts.
9554 (first_non_label_stmt): Likewise.
9555 (last_stmt): Likewise.
9556 (has_zero_uses_1): New.
9557 (single_imm_use_1): New.
9558 (verify_gimple_debug): New.
9559 (verify_types_in_gimple_stmt): Handle debug stmts.
9560 (verify_stmt): Likewise.
9561 (debug_loop_num): Skip debug stmts.
9562 (remove_edge_and_dominated_blocks): Remove dominators last.
9563 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9564 (linearize_expr): Likewise.
9565 * config/i386/i386.c (ix86_delegitimize_address): Call
9566 default implementation.
9567 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9568 (group_barrier_needed): Skip debug insns.
9569 (emit_insn_group_barriers): Likewise.
9570 (emit_all_insn_group_barriers): Likewise.
9571 (ia64_variable_issue): Handle debug insns.
9572 (ia64_dfa_new_cycle): Likewise.
9573 (final_emit_insn_group_barriers): Skip debug insns.
9574 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9575 def cfa without frame.
9576 (process_set): Likewise.
9577 (process_for_unwind_directive): Pass frame on.
9578 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9579 (rs6000_delegitimize_address): New.
9580 (rs6000_debug_adjust_cost): Handle debug insns.
9581 (is_microcoded_insn): Likewise.
9582 (is_cracked_insn): Likewise.
9583 (is_nonpipeline_insn): Likewise.
9584 (insn_must_be_first_in_group): Likewise.
9585 (insn_must_be_last_in_group): Likewise.
9586 (force_new_group): Likewise.
9587 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9588 contains only debug insns.
9589 (rtl_merge_blocks): Skip debug insns.
9590 (purge_dead_edges): Likewise.
9591 (rtl_block_ends_with_call_p): Skip debug insns.
9592 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9593 (mark_reg_dependencies): Skip debug insns.
9594 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9595 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9596 * tree-ssa-threadedge.c
9597 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9598 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9599 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9600 (copyprop_hardreg_forward_1): Handle debug insns.
9601 * reload1.c (reload): Skip debug insns. Replace unassigned
9602 pseudos in debug insns with their equivalences.
9603 (eliminate_regs_in_insn): Skip debug insns.
9604 (emit_input_reload_insns): Skip debug insns at first, adjust
9606 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9607 (get_indirect_ref_operands): Pass opf_no_vops on.
9608 (get_expr_operands): Likewise. Skip debug stmts.
9609 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9611 2009-09-01 Richard Henderson <rth@redhat.com>
9613 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9614 stmt_ends_pp_p statements at least once.
9615 * tree-vrp.c (vrp_initialize): Likewise.
9616 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9618 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9621 Fix AIX bootstrap after PR debug/30161
9622 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9623 that is a GNU extension.
9624 (tmpl_value_parm_die_table): Move the definition of this global
9625 outside #ifdef DWARF2_DEBUGGING_INFO region.
9627 2009-09-01 Richard Guenther <rguenther@suse.de>
9629 * tree.c (tree_expr_size): New function.
9630 * tree.h (tree_expr_size): Declare.
9631 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9632 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9633 * langhooks.c (lhd_expr_size): Remove.
9634 * langhooks.h (struct lang_hooks): Remove expr_size.
9635 * explow.c (expr_size): Use tree_expr_size.
9636 (int_expr_size): Likewise.
9637 * langhooks-def.h (lhd_expr_size): Remove.
9638 (LANG_HOOKS_EXPR_SIZE): Likewise.
9639 (LANG_HOOKS_INITIALIZER): Adjust.
9641 2009-09-01 Richard Guenther <rguenther@suse.de>
9643 * tree-flow.h (mark_addressable): Move declaration ...
9644 * tree.h (mark_addressable): ... here.
9645 * stmt.c (expand_asm_operands): Use mark_addressable, not
9646 lang_hooks.mark_addressable.
9647 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9648 LANG_HOOKS_MARK_ADDRESSABLE.
9649 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9650 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9652 2009-08-31 Chris Demetriou <cgd@google.com>
9654 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9655 vectorize if not TARGET_SSE2.
9657 2009-08-31 DJ Delorie <dj@redhat.com>
9659 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9660 registers if no coprocessor is enabled.
9662 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9665 * cgraph.h (cgraph_get_node): Declare ...
9666 * cgraph.c (cgraph_get_node): ... new function.
9667 * dwarf2out.c (gen_generic_params_dies,
9668 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9669 make_ith_pack_parameter_name,
9670 append_entry_to_tmpl_value_parm_die_table,
9671 gen_remaining_tmpl_value_param_die_attribute): New functions.
9672 (gen_subprogram_die): Generate debug info for template parameters
9673 if debug info level is higher than DINFO_LEVEL_TERSE.
9674 Use tree_add_const_value_attribute_for_decl instead of
9675 tree_add_const_value_attribute.
9676 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9677 instead of tree_add_const_value_attribute.
9678 (gen_struct_or_union_type_die): Generate debug
9679 info for template parameters if debug info level is higher than
9681 (tree_add_const_value_attribute): Handle integral and pointer
9682 constants. Update comment.
9683 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9684 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9685 (reference_to_unused): Fix thinko. Remove redundant predicates from
9687 (tree_add_const_value_attribute): Make this work for constant
9689 tree_add_const_value_attribute_for_decl is to be used for variable
9691 (add_location_or_const_value_attribute): Use
9692 tree_add_const_value_attribute_for_decl now.
9693 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9694 DW_TAG_template_value_param DIEs after function DIEs have been
9696 * langhooks.h (lang_hooks_for_types): Add
9697 get_argument_pack_elems.
9698 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9699 (lang_hooks): Added get_innermost_generic_parms,
9700 get_innermost_generic_args.
9701 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9702 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9703 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9704 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9706 2009-08-31 DJ Delorie <dj@redhat.com>
9708 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9709 it once we start generating the prologue or epilogue.
9710 (mep_call_saves_register): If the frame is locked, re-use
9712 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9713 (mep_expand_prologue): Call it.
9714 (mep_expand_epilogue): Likewise.
9715 (mep_start_function): Use the same logic as mep_expand_prologue.
9716 (mep_pass_by_reference): Make logic more readable.
9717 (mep_return_in_memory): Zero-sized objects are passed in memory.
9718 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9720 2009-08-31 Richard Guenther <rguenther@suse.de>
9722 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9723 to query if the memory regions for memmove overlap.
9724 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9725 asserts on pointers, instead deal with odd trees.
9726 (ptr_derefs_may_alias_p): Likewise.
9727 (refs_may_alias_p_1): Constructor bases also never alias.
9729 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9731 * doc/install.texi (Final install): Adjust reference on where to
9732 order printed manuals.
9734 2009-08-30 Olivier Hainque <hainque@adacore.com>
9736 * dwarf2out.c (switch_to_frame_table_section): Move
9737 definition prior to first use.
9739 2009-08-30 Richard Guenther <rguenther@suse.de>
9741 PR tree-optimization/41186
9742 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9743 (ao_ref_init_from_ptr_and_size): New function.
9744 (ref_maybe_used_by_call_p_1): Be more precise tracking
9745 used ranges for builtin functions.
9746 (ref_maybe_used_by_call_p): Adjust.
9747 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9748 ranges for builtin functions.
9749 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9751 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9754 * fwprop.c (get_reg_use_in): Delete.
9755 (free_load_extend): New function.
9756 (forward_propagate_subreg): Use it.
9758 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9760 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9762 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9765 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9768 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9770 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9771 fini or fini_array section.
9773 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9775 * graphite-dependences.c (graphite_legal_transform_bb): Call
9776 pbb_remove_duplicate_pdrs.
9777 * graphite-poly.c (can_collapse_pdr): Removed.
9778 (pdr_find_duplicate): Removed.
9779 (can_collapse_pdrs): New.
9780 (pbb_remove_duplicate_pdrs): New.
9781 (new_poly_dr): Do not look for duplicates.
9782 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9783 (PBB_PDR_DUPLICATES_REMOVED): New.
9784 (pbb_remove_duplicate_pdrs): Declared.
9786 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9788 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9789 the strides by multiplying by PDR_NB_REFS.
9790 * graphite-poly.c (can_collapse_pdr): New.
9791 (pdr_find_duplicate): New.
9792 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9793 Initialize PDR_NB_REFS.
9794 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9796 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9798 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9801 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9804 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9806 * graphite-dependences.c (pddr_original_scattering): Return NULL
9807 for read-read dependence relations.
9808 * graphite-poly.h (enum poly_dr_type): Fix comment.
9811 (pdr_may_write_p): New.
9813 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9815 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9816 (struct poly_dr): Same.
9817 (new_poly_dr): Same.
9818 * graphite-poly.c (new_poly_dr): Same.
9819 * graphite-dependences.c (dot_deps): Disable call to system.
9821 2009-08-28 Cary Coutant <ccoutant@google.com>
9824 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9825 struct/union/enum types local to a function.
9827 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9828 Sebastian Pop <sebastian.pop@amd.com>
9830 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9831 pbb_strip_mine_time_depth. Changed the implementation so that
9832 transformation is expressed as a transformation on
9833 time (scatttering) dimensions. Also, ensures that the 2d+1
9834 scheduling format is preserved.
9835 (pbb_strip_mine_profitable_p): Profitability is based on the
9836 iteration number of a given time (scattering) dimension,
9837 and not on a original loop depth dimension.
9838 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9839 (pbb_do_strip_mine): Call psct_dynamic_dim.
9840 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9841 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9842 (pbb_nb_dynamic_scattering_transform): New.
9843 (psct_dynamic_dim): New.
9845 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9847 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9848 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9849 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9850 * graphite-interchange.c (build_linearized_memory_access): Same.
9851 (memory_stride_in_loop): Same.
9853 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9855 * graphite-dependences.c (pddr_original_scattering): New.
9856 (graphite_legal_transform_dr): Call pddr_original_scattering.
9859 * graphite-dependences.h (dot_deps): Declared.
9860 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9861 (print_pdr): Print PDR_ID.
9862 * graphite-poly.h (struct poly_dr): Add field id.
9865 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9867 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9869 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9870 not delete the original dependence relation.
9872 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9874 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9875 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9876 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9877 (free_poly_ddr): New.
9878 (pddr_is_empty): New.
9879 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9880 (dependence_polyhedron): Same. Remove useless gcc_assert.
9882 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9883 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9884 * graphite-dependences.h (enum poly_dependence_kind): New.
9885 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9886 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9887 (PDRP_SINK): Renamed PDDR_SINK.
9888 (PDRP_DDP): Renamed PDDR_DDP.
9890 (free_poly_ddr): Declared.
9891 * graphite-poly.c (new_scop): Use the new hash function names.
9892 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9893 into original_pddrs.
9894 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9896 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9898 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9899 bounds with LT_EXPR to make niter analysis more precise on code
9900 generated by Graphite.
9902 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9904 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9905 (graphite_legal_transform_bb): Same.
9906 (poly_drs_may_alias_p): Same.
9908 2009-08-28 Richard Guenther <rguenther@suse.de>
9910 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9912 2009-08-28 Jan Beulich <jbeulich@novell.com>
9914 * config/i386/netware.c: Include langhooks.h.
9915 (i386_nlm_encode_section_info): Simplify.
9916 (netware_override_options): Delete.
9917 * config/i386/netware.h (netware_override_options): Delete
9919 (OVERRIDE_OPTIONS): Delete definition.
9920 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9921 (ASM_COMMENT_START): Define.
9922 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9924 2009-08-28 Jan Beulich <jbeulich@novell.com>
9926 * configure.ac: For in-tree ld, do a plain version check to
9927 determine whether comdat groups are supported.
9928 * configure: Regenerate.
9930 2009-08-28 Olivier Hainque <hainque@adacore.com>
9932 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9933 always defined. Reflect definition or absence of such for
9934 COLLECT_EXPORT_LIST. Readability helper.
9935 (scanfilter): New enum, to help control what symbols
9936 are to be considered or ignored by scan_prog_file.
9937 (enum pass): Rename as "scanpass", moved together with scanfilter
9938 prior to scan_prog_file's prototype.
9939 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9940 Group prototype with the scanpass/scanfilter definitions, factorize
9941 head comments for the several implementations at the prototype.
9942 (main): Reorganize the first pass link control to let AIX
9943 drag only the needed frame tables in executables. Prevent
9944 frame tables collection during the scan aimed at static ctors.
9945 Pre-link and scan for frame tables later to compensate.
9946 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9947 A C statement to issue assembly directives that create a reference
9948 to the given DWARF table identifier label from the current function
9950 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9951 to differentiate first time section entry. Only emit a .data
9952 tables start identifier label the first time around.
9953 (switch_to_frame_table_section): New function. Helper for
9954 output_call_frame_info to switch possibly BACK into the eh_frame
9955 or the debug_frame section depending on FOR_EH.
9956 (output_call_frame_info): Use helper to first enter the proper
9958 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9959 emit a link to the frame table start label from each function
9961 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9962 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9963 * config/rs6000/rs6000-protos.h: Declare it.
9964 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9966 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9968 * config/sh/sh.c (split_branches): Check the result of
9971 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9973 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9974 using -pthread -fopenmp
9976 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9978 * doc/service.texi (service directory): Update URL.
9980 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9982 PR rtl-optimization/40861
9983 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9984 extract word from a multi-word subreg for negative byte positions.
9986 2009-08-27 Tristan Gingold <gingold@adacore.com>
9987 Douglas B Rupp <rupp@gnat.com>
9989 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9990 (SECTION_VMS_OVERLAY): Define.
9991 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9993 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9995 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9996 common_object declarations.
9997 (ia64_section_type_flags): Set section flag for common_object.
9998 * config/ia64/ia64-protos.h
9999 (ia64_vms_output_aligned_decl_common): Declare.
10000 (ia64_vms_elf_asm_named_section): Declare.
10002 2009-08-27 Michael Matz <matz@suse.de>
10004 * expr.c (expand_expr_real_2): New function taking exploded
10005 unary or binary expression, split out from ...
10006 (expand_expr_real_1): ... here. Move over all unary/binary
10007 switch parts to above function, in particular these codes:
10008 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
10009 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
10010 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
10011 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
10012 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
10013 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
10014 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
10015 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
10016 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
10017 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
10018 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
10019 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
10020 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
10021 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
10022 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
10023 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
10024 VEC_PACK_FIX_TRUNC_EXPR.
10025 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
10028 2009-08-27 Richard Guenther <rguenther@suse.de>
10030 * gengtype.c (main): Handle uint64_t.
10031 * ipa-utils.c (get_base_var): Indent properly.
10032 * tree-ssa-live.c (debug_scope_block): New function.
10033 * tree-flow.h (debug_scope_block): Declare.
10034 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
10035 * basic-block.h (enum profile_status): Rename to
10036 enum profile_status_d.
10037 (x_profile_status): Adjust type.
10039 2009-08-27 Dodji Seketeli <dodji@redhat.com>
10042 * dwarf2out.c (get_context_die): Declare this static function.
10043 (gen_type_die_with_usage): Make sure a DIE is a generated for
10044 the context of a typedef.
10046 2009-08-26 Anatoly Sokolov <aesok@post.ru>
10048 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
10051 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
10053 * config/mips/mips-protos.h (mips_output_sync): Declare.
10054 (mips_sync_loop_insns): Likewise.
10055 (mips_output_sync_loop): Replace first two parameters with an rtx.
10056 * config/mips/mips.c (mips_multi_member): New structure.
10057 (mips_multi_members): New variable.
10058 (mips_multi_start): New function.
10059 (mips_multi_add): Likewise.
10060 (mips_multi_add_insn): Likewise.
10061 (mips_multi_add_label): Likewise.
10062 (mips_multi_last_index): Likewise.
10063 (mips_multi_copy_insn): Likewise.
10064 (mips_multi_set_operand): Likewise.
10065 (mips_multi_write): Likewise.
10066 (mips_print_operand_punctuation): Remove '%|' and '%-'.
10067 (mips_init_print_operand_punct): Update accordingly.
10068 (mips_start_ll_sc_sync_block): New function.
10069 (mips_end_ll_sc_sync_block): Likewise.
10070 (mips_output_sync): Likewise.
10071 (mips_sync_insn1_template): Likewise.
10072 (mips_sync_insn2_template): Likewise.
10073 (mips_get_sync_operand): Likewise.
10074 (mips_process_sync_loop): Likewise.
10075 (mips_output_sync_loop): Use mips_process_sync_loop.
10076 (mips_sync_loop_insns): New function.
10077 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
10078 (MIPS_COMPARE_AND_SWAP_12): Likewise.
10079 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
10080 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
10081 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
10082 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
10083 (MIPS_SYNC_OLD_OP_12): Likewise.
10084 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
10085 (MIPS_SYNC_NEW_OP_12): Likewise.
10086 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
10087 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
10088 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
10089 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
10090 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
10091 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
10092 * config/mips/mips.md (sync_mem): New attribute.
10093 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
10094 (sync_exclusive_mask, sync_required_oldval): Likewise.
10095 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
10096 (sync_release_barrier): Likewise.
10097 (length): Handle sync loops.
10098 (sync): Use mips_output_sync.
10099 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
10100 (sync_compare_and_swap<mode>): Set the new sync_* attributes
10101 and use mips_output_sync_loop.
10102 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
10103 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
10104 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
10105 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
10106 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
10107 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
10108 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
10109 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
10110 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
10112 2009-08-26 Richard Guenther <rguenther@suse.de>
10114 PR middle-end/41163
10115 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
10116 the types to not match.
10117 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
10119 * tree-ssa.c (useless_type_conversion_p): Conversions to
10120 pointers to unprototyped functions are useless.
10122 2009-08-26 Richard Guenther <rguenther@suse.de>
10124 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
10125 whole-program condition, prepare to be called for non-globals.
10126 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
10127 params build a representative with known type and track its fields.
10129 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
10131 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
10132 clearing by a taken branch.
10133 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
10134 effectively after bbro pass.
10135 (sync_nand<mode>): Ditto.
10136 (sync_old_<fetchop_name><mode>): Ditto.
10137 (sync_old_nand<mode>): Ditto.
10138 (sync_new_<fetchop_name><mode>): Dito.
10139 (sync_new_nand<mode>): Ditto.
10140 (sync_compare_and_swap<mode>_1): Ditto.
10141 (*sync_compare_and_swap<mode>): Ditto.
10142 (sync_lock_test_and_set<mode>_1): Ditto.
10143 ("sync_lock_test_and_set<mode>): Ditto.
10145 2009-08-25 Douglas B Rupp <rupp@gnat.com>
10147 * hwint.h (HOST_LONG_FORMAT): New macro
10148 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
10149 Use HOST_PTR_PRINTF.
10150 * system.h (HOST_PTR_PRINTF): Resurrect old macro
10151 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
10152 (HOST_PTR_PRINTF): Document.
10154 2009-08-25 Jan Hubicka <jh@suse.cz>
10156 * config/i386/bmmintrin.h: Replace by #error.
10159 Michael Meissner <michael.meissner@amd.com>
10160 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10161 Tony Linthicum <tony.linthicum@amd.com>
10163 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
10164 (TARGET_ROUND): New macro for the round/ptest instructions which
10165 are shared between SSE4.1 and SSE5.
10166 (OPTION_MASK_ISA_ROUND): Ditto.
10167 (OPTION_ISA_ROUND): Ditto.
10168 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
10169 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
10171 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
10172 (-mfused-madd): New switch to give users control over whether the
10173 compiler optimizes to use the multiply/add SSE5 instructions.
10175 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
10176 (ix86_handle_option): Turn off 3dnow if -msse5.
10177 (override_options): Add SSE5 support.
10178 (print_operand): %Y prints comparison codes for SSE5 com/pcom
10180 (ix86_expand_sse_movcc): Add SSE5 support.
10181 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
10182 vector type to the next largest size.
10183 (ix86_expand_sse5_pack): New function to use pperm to pack a
10184 vector type to the next smallest size.
10185 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
10186 (IX86_BUILTIN_FMADDSD): Ditto.
10187 (IX86_BUILTIN_FMADDPS): Ditto.
10188 (IX86_BUILTIN_FMADDPD): Ditto.
10189 (IX86_BUILTIN_FMSUBSS): Ditto.
10190 (IX86_BUILTIN_FMSUBSD): Ditto.
10191 (IX86_BUILTIN_FMSUBPS): Ditto.
10192 (IX86_BUILTIN_FMSUBPD): Ditto.
10193 (IX86_BUILTIN_FNMADDSS): Ditto.
10194 (IX86_BUILTIN_FNMADDSD): Ditto.
10195 (IX86_BUILTIN_FNMADDPS): Ditto.
10196 (IX86_BUILTIN_FNMADDPD): Ditto.
10197 (IX86_BUILTIN_FNMSUBSS): Ditto.
10198 (IX86_BUILTIN_FNMSUBSD): Ditto.
10199 (IX86_BUILTIN_FNMSUBPS): Ditto.
10200 (IX86_BUILTIN_FNMSUBPD): Ditto.
10201 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
10202 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
10203 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
10204 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
10205 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
10206 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
10207 (IX86_BUILTIN_PPERM): Ditto.
10208 (IX86_BUILTIN_PERMPS): Ditto.
10209 (IX86_BUILTIN_PERMPD): Ditto.
10210 (IX86_BUILTIN_PMACSSWW): Ditto.
10211 (IX86_BUILTIN_PMACSWW): Ditto.
10212 (IX86_BUILTIN_PMACSSWD): Ditto.
10213 (IX86_BUILTIN_PMACSWD): Ditto.
10214 (IX86_BUILTIN_PMACSSDD): Ditto.
10215 (IX86_BUILTIN_PMACSDD): Ditto.
10216 (IX86_BUILTIN_PMACSSDQL): Ditto.
10217 (IX86_BUILTIN_PMACSSDQH): Ditto.
10218 (IX86_BUILTIN_PMACSDQL): Ditto.
10219 (IX86_BUILTIN_PMACSDQH): Ditto.
10220 (IX86_BUILTIN_PMADCSSWD): Ditto.
10221 (IX86_BUILTIN_PMADCSWD): Ditto.
10222 (IX86_BUILTIN_PHADDBW): Ditto.
10223 (IX86_BUILTIN_PHADDBD): Ditto.
10224 (IX86_BUILTIN_PHADDBQ): Ditto.
10225 (IX86_BUILTIN_PHADDWD): Ditto.
10226 (IX86_BUILTIN_PHADDWQ): Ditto.
10227 (IX86_BUILTIN_PHADDDQ): Ditto.
10228 (IX86_BUILTIN_PHADDUBW): Ditto.
10229 (IX86_BUILTIN_PHADDUBD): Ditto.
10230 (IX86_BUILTIN_PHADDUBQ): Ditto.
10231 (IX86_BUILTIN_PHADDUWD): Ditto.
10232 (IX86_BUILTIN_PHADDUWQ): Ditto.
10233 (IX86_BUILTIN_PHADDUDQ): Ditto.
10234 (IX86_BUILTIN_PHSUBBW): Ditto.
10235 (IX86_BUILTIN_PHSUBWD): Ditto.
10236 (IX86_BUILTIN_PHSUBDQ): Ditto.
10237 (IX86_BUILTIN_PROTB): Ditto.
10238 (IX86_BUILTIN_PROTW): Ditto.
10239 (IX86_BUILTIN_PROTD): Ditto.
10240 (IX86_BUILTIN_PROTQ): Ditto.
10241 (IX86_BUILTIN_PROTB_IMM): Ditto.
10242 (IX86_BUILTIN_PROTW_IMM): Ditto.
10243 (IX86_BUILTIN_PROTD_IMM): Ditto.
10244 (IX86_BUILTIN_PROTQ_IMM): Ditto.
10245 (IX86_BUILTIN_PSHLB): Ditto.
10246 (IX86_BUILTIN_PSHLW): Ditto.
10247 (IX86_BUILTIN_PSHLD): Ditto.
10248 (IX86_BUILTIN_PSHLQ): Ditto.
10249 (IX86_BUILTIN_PSHAB): Ditto.
10250 (IX86_BUILTIN_PSHAW): Ditto.
10251 (IX86_BUILTIN_PSHAD): Ditto.
10252 (IX86_BUILTIN_PSHAQ): Ditto.
10253 (IX86_BUILTIN_FRCZSS): Ditto.
10254 (IX86_BUILTIN_FRCZSD): Ditto.
10255 (IX86_BUILTIN_FRCZPS): Ditto.
10256 (IX86_BUILTIN_FRCZPD): Ditto.
10257 (IX86_BUILTIN_CVTPH2PS): Ditto.
10258 (IX86_BUILTIN_CVTPS2PH): Ditto.
10259 (IX86_BUILTIN_COMEQSS): Ditto.
10260 (IX86_BUILTIN_COMNESS): Ditto.
10261 (IX86_BUILTIN_COMLTSS): Ditto.
10262 (IX86_BUILTIN_COMLESS): Ditto.
10263 (IX86_BUILTIN_COMGTSS): Ditto.
10264 (IX86_BUILTIN_COMGESS): Ditto.
10265 (IX86_BUILTIN_COMUEQSS): Ditto.
10266 (IX86_BUILTIN_COMUNESS): Ditto.
10267 (IX86_BUILTIN_COMULTSS): Ditto.
10268 (IX86_BUILTIN_COMULESS): Ditto.
10269 (IX86_BUILTIN_COMUGTSS): Ditto.
10270 (IX86_BUILTIN_COMUGESS): Ditto.
10271 (IX86_BUILTIN_COMORDSS): Ditto.
10272 (IX86_BUILTIN_COMUNORDSS): Ditto.
10273 (IX86_BUILTIN_COMFALSESS): Ditto.
10274 (IX86_BUILTIN_COMTRUESS): Ditto.
10275 (IX86_BUILTIN_COMEQSD): Ditto.
10276 (IX86_BUILTIN_COMNESD): Ditto.
10277 (IX86_BUILTIN_COMLTSD): Ditto.
10278 (IX86_BUILTIN_COMLESD): Ditto.
10279 (IX86_BUILTIN_COMGTSD): Ditto.
10280 (IX86_BUILTIN_COMGESD): Ditto.
10281 (IX86_BUILTIN_COMUEQSD): Ditto.
10282 (IX86_BUILTIN_COMUNESD): Ditto.
10283 (IX86_BUILTIN_COMULTSD): Ditto.
10284 (IX86_BUILTIN_COMULESD): Ditto.
10285 (IX86_BUILTIN_COMUGTSD): Ditto.
10286 (IX86_BUILTIN_COMUGESD): Ditto.
10287 (IX86_BUILTIN_COMORDSD): Ditto.
10288 (IX86_BUILTIN_COMUNORDSD): Ditto.
10289 (IX86_BUILTIN_COMFALSESD): Ditto.
10290 (IX86_BUILTIN_COMTRUESD): Ditto.
10291 (IX86_BUILTIN_COMEQPS): Ditto.
10292 (IX86_BUILTIN_COMNEPS): Ditto.
10293 (IX86_BUILTIN_COMLTPS): Ditto.
10294 (IX86_BUILTIN_COMLEPS): Ditto.
10295 (IX86_BUILTIN_COMGTPS): Ditto.
10296 (IX86_BUILTIN_COMGEPS): Ditto.
10297 (IX86_BUILTIN_COMUEQPS): Ditto.
10298 (IX86_BUILTIN_COMUNEPS): Ditto.
10299 (IX86_BUILTIN_COMULTPS): Ditto.
10300 (IX86_BUILTIN_COMULEPS): Ditto.
10301 (IX86_BUILTIN_COMUGTPS): Ditto.
10302 (IX86_BUILTIN_COMUGEPS): Ditto.
10303 (IX86_BUILTIN_COMORDPS): Ditto.
10304 (IX86_BUILTIN_COMUNORDPS): Ditto.
10305 (IX86_BUILTIN_COMFALSEPS): Ditto.
10306 (IX86_BUILTIN_COMTRUEPS): Ditto.
10307 (IX86_BUILTIN_COMEQPD): Ditto.
10308 (IX86_BUILTIN_COMNEPD): Ditto.
10309 (IX86_BUILTIN_COMLTPD): Ditto.
10310 (IX86_BUILTIN_COMLEPD): Ditto.
10311 (IX86_BUILTIN_COMGTPD): Ditto.
10312 (IX86_BUILTIN_COMGEPD): Ditto.
10313 (IX86_BUILTIN_COMUEQPD): Ditto.
10314 (IX86_BUILTIN_COMUNEPD): Ditto.
10315 (IX86_BUILTIN_COMULTPD): Ditto.
10316 (IX86_BUILTIN_COMULEPD): Ditto.
10317 (IX86_BUILTIN_COMUGTPD): Ditto.
10318 (IX86_BUILTIN_COMUGEPD): Ditto.
10319 (IX86_BUILTIN_COMORDPD): Ditto.
10320 (IX86_BUILTIN_COMUNORDPD): Ditto.
10321 (IX86_BUILTIN_COMFALSEPD): Ditto.
10322 (IX86_BUILTIN_COMTRUEPD): Ditto.
10323 (IX86_BUILTIN_PCOMEQUB): Ditto.
10324 (IX86_BUILTIN_PCOMNEUB): Ditto.
10325 (IX86_BUILTIN_PCOMLTUB): Ditto.
10326 (IX86_BUILTIN_PCOMLEUB): Ditto.
10327 (IX86_BUILTIN_PCOMGTUB): Ditto.
10328 (IX86_BUILTIN_PCOMGEUB): Ditto.
10329 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
10330 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
10331 (IX86_BUILTIN_PCOMEQUW): Ditto.
10332 (IX86_BUILTIN_PCOMNEUW): Ditto.
10333 (IX86_BUILTIN_PCOMLTUW): Ditto.
10334 (IX86_BUILTIN_PCOMLEUW): Ditto.
10335 (IX86_BUILTIN_PCOMGTUW): Ditto.
10336 (IX86_BUILTIN_PCOMGEUW): Ditto.
10337 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
10338 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
10339 (IX86_BUILTIN_PCOMEQUD): Ditto.
10340 (IX86_BUILTIN_PCOMNEUD): Ditto.
10341 (IX86_BUILTIN_PCOMLTUD): Ditto.
10342 (IX86_BUILTIN_PCOMLEUD): Ditto.
10343 (IX86_BUILTIN_PCOMGTUD): Ditto.
10344 (IX86_BUILTIN_PCOMGEUD): Ditto.
10345 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
10346 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
10347 (IX86_BUILTIN_PCOMEQUQ): Ditto.
10348 (IX86_BUILTIN_PCOMNEUQ): Ditto.
10349 (IX86_BUILTIN_PCOMLTUQ): Ditto.
10350 (IX86_BUILTIN_PCOMLEUQ): Ditto.
10351 (IX86_BUILTIN_PCOMGTUQ): Ditto.
10352 (IX86_BUILTIN_PCOMGEUQ): Ditto.
10353 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
10354 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
10355 (IX86_BUILTIN_PCOMEQB): Ditto.
10356 (IX86_BUILTIN_PCOMNEB): Ditto.
10357 (IX86_BUILTIN_PCOMLTB): Ditto.
10358 (IX86_BUILTIN_PCOMLEB): Ditto.
10359 (IX86_BUILTIN_PCOMGTB): Ditto.
10360 (IX86_BUILTIN_PCOMGEB): Ditto.
10361 (IX86_BUILTIN_PCOMFALSEB): Ditto.
10362 (IX86_BUILTIN_PCOMTRUEB): Ditto.
10363 (IX86_BUILTIN_PCOMEQW): Ditto.
10364 (IX86_BUILTIN_PCOMNEW): Ditto.
10365 (IX86_BUILTIN_PCOMLTW): Ditto.
10366 (IX86_BUILTIN_PCOMLEW): Ditto.
10367 (IX86_BUILTIN_PCOMGTW): Ditto.
10368 (IX86_BUILTIN_PCOMGEW): Ditto.
10369 (IX86_BUILTIN_PCOMFALSEW): Ditto.
10370 (IX86_BUILTIN_PCOMTRUEW): Ditto.
10371 (IX86_BUILTIN_PCOMEQD): Ditto.
10372 (IX86_BUILTIN_PCOMNED): Ditto.
10373 (IX86_BUILTIN_PCOMLTD): Ditto.
10374 (IX86_BUILTIN_PCOMLED): Ditto.
10375 (IX86_BUILTIN_PCOMGTD): Ditto.
10376 (IX86_BUILTIN_PCOMGED): Ditto.
10377 (IX86_BUILTIN_PCOMFALSED): Ditto.
10378 (IX86_BUILTIN_PCOMTRUED): Ditto.
10379 (IX86_BUILTIN_PCOMEQQ): Ditto.
10380 (IX86_BUILTIN_PCOMNEQ): Ditto.
10381 (IX86_BUILTIN_PCOMLTQ): Ditto.
10382 (IX86_BUILTIN_PCOMLEQ): Ditto.
10383 (IX86_BUILTIN_PCOMGTQ): Ditto.
10384 (IX86_BUILTIN_PCOMGEQ): Ditto.
10385 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10386 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10387 (enum multi_arg_type): New enum for describing the various SSE5
10388 intrinsic argument types.
10389 (bdesc_multi_arg): New table for SSE5 intrinsics.
10390 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10391 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10393 (ix86_expand_builtin): Add SSE5 intrinsic support.
10394 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10395 operand instructions.
10396 (ix86_expand_sse5_multiple_memory): New function to split the
10397 second memory reference from SSE5 instructions.
10398 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10399 (ix86_return_pops_args): Use stdarg_p to determine if the function
10400 has variable arguments.
10401 (ix86_setup_incoming_varargs): Ditto.
10402 (x86_this_parameter): Ditto.
10404 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10406 (ix86_expand_sse5_pack): Ditto.
10407 (ix86_sse5_valid_op_p): Ditto.
10408 (ix86_expand_sse5_multiple_memory): Ditto.
10410 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10411 constant for SSE5 support.
10412 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10413 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10414 (UNSPEC_SSE5_PERMUTE): Ditto.
10415 (UNSPEC_SSE5_ASHIFT): Ditto.
10416 (UNSPEC_SSE5_LSHIFT): Ditto.
10417 (UNSPEC_FRCZ): Ditto.
10418 (UNSPEC_CVTPH2PS): Ditto.
10419 (UNSPEC_CVTPS2PH): Ditto.
10420 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10421 (PCOM_TRUE): Ditto.
10422 (COM_FALSE_S): Ditto.
10423 (COM_FALSE_P): Ditto.
10424 (COM_TRUE_S): Ditto.
10425 (COM_TRUE_P): Ditto.
10426 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10427 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10429 (memory attribute): Ditto.
10430 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10431 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10432 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10433 (floor<mode>2): Ditto.
10434 (ceil<mode>2): Ditto.
10435 (btrunc<mode>2): Ditto.
10436 (nearbyintdf2): Ditto.
10437 (nearbyintsf2): Ditto.
10438 (sse_setccsf): Disable if SSE5.
10439 (sse_setccdf): Ditto.
10440 (sse5_setcc<mode>): New support for SSE5 conditional move.
10441 (sse5_pcmov_<mode>): Ditto.
10443 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10444 (SSEMODEF4): Ditto.
10445 (SSEMODEF2P): Ditto.
10446 (ssemodesuffixf4): New mode attribute for SSE5.
10447 (ssemodesuffixf2s): Ditto.
10448 (ssemodesuffixf2c): Ditto.
10449 (sserotatemax): Ditto.
10450 (ssescalarmode): Ditto.
10451 (sse_maskcmpv4sf3): Disable if SSE5.
10452 (sse_maskcmpv2df3): Ditto.
10453 (sse_vmmaskcmpv4sf3): Ditto.
10454 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10455 (sse5_vmfmadd<mode>4): Ditto.
10456 (sse5_fmsub<mode>4): Ditto.
10457 (sse5_vmfmsub<mode>4): Ditto.
10458 (sse5_fnmadd<mode>4): Ditto.
10459 (sse5_vmfnmadd<mode>4): Ditto.
10460 (sse5_fnmsub<mode>4): Ditto.
10461 (sse5_vmfnmsub<mode>4): Ditto.
10462 (sse5i_fmadd<mode>4): Ditto.
10463 (sse5i_fmsub<mode>4): Ditto.
10464 (sse5i_fnmadd<mode>4): Ditto.
10465 (sse5i_fnmsub<mode>4): Ditto.
10466 (sse5i_vmfmadd<mode>4): Ditto.
10467 (sse5i_vmfmsub<mode>4): Ditto.
10468 (sse5i_vmfnmadd<mode>4): Ditto.
10469 (sse5i_vmfnmsub<mode>4): Ditto.
10470 (mulv16qi3): Add SSE5 support.
10472 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10473 (sse2_mulv4si3): Disable if SSE5.
10474 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10475 (sse4_1_roundps): Ditto.
10476 (sse4_1_roundsd): Ditto.
10477 (sse4_1_roundss): Ditto.
10478 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10480 (sse_maskcmpsf3): Ditto.
10481 (sse_vmmaskcmpv4sf3): Ditto.
10482 (sse2_maskcmpv2df3): Ditto.
10483 (sse2_maskcmpdf3): Ditto.
10484 (sse2_vmmaskcmpv2df3): Ditto.
10485 (sse2_eq<mode>3): Ditto.
10486 (sse2_gt<mode>3): Ditto.
10487 (sse5_pcmov_<mode>): Add SSE5 support.
10488 (vec_unpacku_hi_v16qi): Ditto.
10489 (vec_unpacks_hi_v16qi): Ditto.
10490 (vec_unpacku_lo_v16qi): Ditto.
10491 (vec_unpacks_lo_v16qi): Ditto.
10492 (vec_unpacku_hi_v8hi): Ditto.
10493 (vec_unpacks_hi_v8hi): Ditto.
10494 (vec_unpacku_lo_v8hi): Ditto.
10495 (vec_unpacks_lo_v8hi): Ditto.
10496 (vec_unpacku_hi_v4si): Ditto.
10497 (vec_unpacks_hi_v4si): Ditto.
10498 (vec_unpacku_lo_v4si): Ditto.
10499 (vec_unpacks_lo_v4si): Ditto.
10500 (sse5_pmacsww): New SSE5 intrinsic insn.
10501 (sse5_pmacssww): Ditto.
10502 (sse5_pmacsdd): Ditto.
10503 (sse5_pmacssdd): Ditto.
10504 (sse5_pmacssdql): Ditto.
10505 (sse5_pmacssdqh): Ditto.
10506 (sse5_pmacsdqh): Ditto.
10507 (sse5_pmacsswd): Ditto.
10508 (sse5_pmacswd): Ditto.
10509 (sse5_pmadcsswd): Ditto.
10510 (sse5_pmadcswd): Ditto.
10511 (sse5_pcmov_<move>): Conditional move support on SSE5.
10512 (sse5_phaddbw): New SSE5 intrinsic insn.
10513 (sse5_phaddbd): Ditto.
10514 (sse5_phaddbq): Ditto.
10515 (sse5_phaddwd): Ditto.
10516 (sse5_phaddwq): Ditto.
10517 (sse5_phadddq): Ditto.
10518 (sse5_phaddubw): Ditto.
10519 (sse5_phaddubd): Ditto.
10520 (sse5_phaddubq): Ditto.
10521 (sse5_phadduwd): Ditto.
10522 (sse5_phadduwq): Ditto.
10523 (sse5_phaddudq): Ditto.
10524 (sse5_phsubbw): Ditto.
10525 (sse5_phsubwd): Ditto.
10526 (sse5_phsubdq): Ditto.
10527 (sse5_pperm): Ditto.
10528 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10529 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10530 (sse5_pperm_sign_v8hi_v4si): Ditto.
10531 (sse5_pperm_zero_v8hi_v4si): Ditto.
10532 (sse5_pperm_sign_v4si_v2di): Ditto.
10533 (sse5_pperm_sign_v4si_v2di): Ditto.
10534 (sse5_pperm_pack_v2di_v4si): Ditto.
10535 (sse5_pperm_pack_v4si_v8hi): Ditto.
10536 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10537 (sse5_perm<mode>): New SSE5 intrinsic insn.
10538 (rotl<mode>3): Ditto.
10539 (sse5_rotl<mode>3): Ditto.
10540 (sse5_ashl<mode>3): Ditto.
10541 (sse5_lshl<mode>3): Ditto.
10542 (sse5_frcz<mode>2): Ditto.
10543 (sse5s_frcz<mode>2): Ditto.
10544 (sse5_cvtph2ps): Ditto.
10545 (sse5_cvtps2ph): Ditto.
10546 (sse5_vmmaskcmp<mode>3): Ditto.
10547 (sse5_com_tf<mode>3): Ditto.
10548 (sse5_maskcmp<mode>3): Ditto.
10549 (sse5_maskcmp_uns<mode>3): Ditto.
10550 (sse5_maskcmp_uns2<mode>3): Ditto.
10551 (sse5_pcom_tf<mode>3): Ditto.
10553 * config/i386/predicates.md (sse5_comparison_float_operator):
10554 New predicate to match the comparison operators supported by
10555 the SSE5 com instruction.
10556 (ix86_comparison_int_operator): New predicate to match just the
10557 signed int comparisons.
10558 (ix86_comparison_uns_operator): New predicate to match just the
10559 unsigned int comparisons.
10561 * doc/invoke.texi (-msse5): Add documentation.
10562 (-mfused-madd): Ditto.
10564 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10566 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10568 (x86_64-*-*): Ditto.
10570 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10572 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10573 intrinisics for SSE5.
10575 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10578 * config/i386/mmintrin-common.h: New file, to contain common
10579 instructions between SSE4.1 and SSE5.
10581 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10582 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10583 (gen_regparm_prefix): Ditto.
10585 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10586 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10587 prototype_p to determine if a function is prototyped.
10589 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10591 * c-common.c (c_common_reswords) add the alignof keyword,
10592 with same RID as __alignof and __alignof__
10594 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10596 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10597 * hooks.c (hook_bool_const_int_const_int_true): New function.
10598 * target.h (struct gcc_target): Add can_eliminate field.
10599 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10600 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10601 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10602 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10603 (elim_table): Revise comment.
10604 * system.h (CAN_ELIMINATE): Poison.
10605 * defaults.h (CAN_ELIMINATE): Remove.
10606 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10608 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10609 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10611 (alpha_vms_can_eliminate): Declare as static, change return type to
10613 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10615 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10616 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10617 (arm_can_eliminate): New function.
10619 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10620 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10621 (avr_can_eliminate): Declare as static.
10622 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10624 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10625 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10626 (bfin_can_eliminate): New function.
10628 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10629 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10630 (crx_can_eliminate): New function.
10632 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10633 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10634 (fr30_can_eliminate): New function.
10636 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10637 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10638 (frv_can_eliminate): New function.
10640 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10641 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10642 (h8300_can_eliminate): New function.
10644 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10645 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10646 (i386_can_eliminate): Declare as static, change return type to bool.
10647 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10649 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10650 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10651 (ia64_can_eliminate): New function.
10653 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10654 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10655 (iq2000_can_eliminate): New function.
10657 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10658 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10659 (m32r_can_eliminate): New function.
10661 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10662 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10663 (m68hc11_can_eliminate): New function.
10665 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10666 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10667 (m68k_can_eliminate): New function.
10669 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10670 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10671 (mep_can_eliminate): New function.
10673 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10674 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10675 (mips_can_eliminate): New function.
10677 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10678 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10679 (rs6000_can_eliminate): New function.
10681 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10682 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10683 (s390_can_eliminate): Declare as static.
10684 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10686 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10687 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10688 (score_can_eliminate): New function.
10690 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10691 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10692 (sparc_can_eliminate): Declare as static.
10693 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10695 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10696 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10697 (xstormy16_can_eliminate): New function.
10699 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10700 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10701 (v850_can_eliminate): New function.
10703 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10705 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10706 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10707 (*movdfcc_ext[1234]): Disable for IEEE mode.
10709 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10711 * gimplify.c (prepare_gimple_addressable): New static function.
10712 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10714 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10715 manually fiddling with it.
10717 2009-08-25 Michael Matz <matz@suse.de>
10719 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10720 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10722 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10723 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10724 (do_jump): Split out code for simple binary comparisons into ...
10725 (do_jump_1): ... this, taking the individual operands and code.
10726 Change callers to helper function above accordingly.
10727 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10730 2009-08-25 Michael Matz <matz@suse.de>
10732 * expr.h (struct separate_ops, sepops): New type for passing
10733 around an exploded simple expression.
10734 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10735 Use this structure instead of expression tree.
10736 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10737 expression, only its type.
10738 (expand_vec_cond_expr): Take type and individual operands instead
10739 of full expression.
10740 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10741 expand_vec_shift_expr): Change prototype accordingly.
10742 * tree-vect-stmts.c (vectorizable_condition): Change call of
10743 expand_vec_cond_expr_p to pass only type.
10744 * expr.c (do_store_flags): Change prototype and implementation
10745 to take an exploded expression.
10746 (expand_expr_real_1): New local ops initialized with details
10747 of the full expression. Use it instead of full
10748 expression in calls to do_store_flags, expand_vec_cond_expr,
10749 expand_widen_pattern_expr and expand_vec_shift_expr.
10751 2009-08-25 Michael Matz <matz@suse.de>
10753 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10754 treeop2 initialized with first three operands of the full expression.
10755 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10757 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10759 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10760 (__gthread_objc_condition_allocate): Mark arguments as unused.
10761 (__gthread_objc_condition_deallocate): Likewise.
10762 (__gthread_objc_condition_wait): Likewise.
10763 (__gthread_objc_condition_broadcast): Likewise.
10764 (__gthread_objc_condition_signal): Likewise.
10765 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10766 (__gthread_objc_thread_id): Likewise.
10768 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10770 PR middle-end/41149
10771 * tree-pretty-print.c (print_call_name): Print the correct call name
10772 for procedure pointer components.
10774 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10776 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10777 default_promote_function_mode when not VMS.
10779 2009-08-24 Olivier Hainque <hainque@adacore.com>
10781 * convert.c (convert_to_integer): Don't assume an input pointer is
10782 POINTER_SIZE wide. Fetch from the type instead.
10784 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10786 * configure.ac (AC_PREREQ): Bump to 2.64.
10788 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10790 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10791 (process_command): Don't search standard_exec_prefix_1 and
10792 standard_exec_prefix_2.
10794 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10796 * config/arm/arm.c (output_return_instruction): Handle for
10799 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10801 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10803 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10805 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10806 (*arm_movdf_vfp): Likewise.
10808 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10810 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10811 (vashr<mode>3): Rename from ashr<mode>3.
10812 (vlshr<mode>3): Rename from lshr<mode>3.
10814 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10817 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10818 (check_format_info_main): Use scalar_identify_flag.
10819 (check_format_types): Check for scalar size identity if
10820 scalar_identify_flag is set.
10821 (printf_length_specs): Extend by new field.
10822 (asm_fprintf_length_specs): Likewise.
10823 (gcc_diag_length_specs): Likewise.
10824 (scanf_length_specs): Likewise.
10825 (strfmon_length_specs): Likewise.
10826 (gcc_gfc_length_specs): Likewise.
10827 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10828 (ms_printf_flag_specs): Likewise.
10829 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10831 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10834 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10835 (*call_value_pop_1): Ditto.
10836 (*sibcall_pop_1): New insn pattern.
10837 (*sibcall_value_pop_1): Ditto.
10839 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10842 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10845 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10848 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10849 (get_reg_use_in): New function.
10850 (forward_propagate_subreg): Propagate through subreg of zero_extend
10853 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10855 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10856 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10858 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10860 * configure.ac: Remove --with-datarootdir, --with-docdir,
10861 --with-htmldir switches. No need to call AC_SUBST for
10862 datarootdir, docdir, htmldir any more.
10863 * configure: Regenerate.
10864 * doc/install.texi (Configuration): Document --datarootdir,
10865 --docdir, --htmldir, --pdfdir; update documentation for
10866 --infodir, --mandir.
10867 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10870 * aclocal.m4: Regenerate.
10871 * config.in: Regenerate.
10872 * configure: Regenerate.
10874 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10875 Olivier Hainque <hainque@adacore.com>
10877 * config/ia64/ia64.c: Include libfuncs.h.
10878 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10879 (ia64_expand_call): Use reg 25 on VMS.
10880 (ia64_initialize_trampoline): Fix for VMS ABI.
10881 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10882 (ia64_function_arg): Initialize reg 25 on VMS.
10883 Fix OpenVMS ABI issues for varargs.
10884 For OpenVMS, emit the Argument Information register set in the
10885 incoming/sibcall case as well.
10886 (ia64_arg_type): New function.
10887 (ia64_function_arg_advance): Keep track of cum->words.
10888 Fix OpenVMS ABI issues for varargs.
10889 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10890 (ia64_override_options): Set flag_no_common on VMS.
10891 (ia64_init_builtins): Disable FWRITE builtin.
10892 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10893 (ia64_vms_init_libfuncs): Add decc$ routines.
10894 (ia64_vms_valid_pointer_mode): New function.
10895 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10896 (ia64_promote_function_mode): New function
10897 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10898 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10899 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10900 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10901 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10902 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10903 Suppress trailing '#' if VALUE is numeric.
10904 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10905 ia64_promote_function_mode.
10906 (TARGET_VALID_POINTER_MODE): Define.
10908 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10911 * config/rs6000/rs6000.c (rs6000_override_options): Use
10912 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10915 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10916 reporting of vector + decimal/boolean/complex error.
10918 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10920 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10921 __vector double TYPE_DECL.
10923 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10925 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10926 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10927 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10928 to pointer to enum machine_mode. Update all callers as needed.
10930 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10932 * config/alpha/alpha.md (exception_receiver): Emit alternative
10933 GP load sequence if flag_reorder_blocks_and_partition is set.
10934 (*exception_receiver_2): Also enable when
10935 flag_reorder_blocks_and_partition is set.
10937 2009-08-20 Matt Rice <ratmice@gmail.com>
10938 Diego Novillo <dnovillo@google.com>
10940 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10943 2009-08-20 Richard Guenther <rguenther@suse.de>
10945 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10946 * c-tree.h (c_dup_lang_specific_decl): Remove.
10947 (struct lang_decl, struct lang_type): Move definitions ...
10948 * c-lang.h: ... here. New file.
10949 * c-decl.c: Include c-lang.h.
10950 (c_dup_lang_specific_decl): Remove.
10951 * c-typeck.c: Include c-lang.h.
10952 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10953 (c-typeck.o): Likewise.
10954 * c-config-lang.in (gtfiles): Add c-lang.h.
10955 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10958 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10960 * config/alpha/alpha.c (alpha_end_function): Do not clear
10961 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10962 this is now handled in generic code.
10964 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10966 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10967 (s390_z10_fix_long_loop_prediction): New function.
10968 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10969 (s390_reorg): Walk over the INSNs and invoke
10970 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10972 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10974 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10975 "*brx_64bit", "*brx_31bit"): New patterns.
10976 * config/s390/s390.c ('E'): New output modifier.
10978 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10979 Richard Earnshaw <richard.earnshaw@arm.com>
10981 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10982 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10984 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10986 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10988 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10989 for mode mode of operand0 when doing secondary reload for SAR.
10991 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10993 PR middle-end/41123
10994 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10995 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10997 2009-08-19 Jason Merrill <jason@redhat.com>
10999 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
11000 supported template depth in C++0x.
11002 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11004 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
11005 free_after_compilation.
11006 * config/score/score7.c (score7_output_mi_thunk): Likewise.
11007 * config/score/score3.c (score3_output_mi_thunk): Likewise.
11008 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11009 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11010 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11011 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11012 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11014 2009-08-19 Ian Lance Taylor <iant@google.com>
11016 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
11017 of (plus (mult (neg B) C) A).
11019 2009-08-18 Michael Matz <matz@suse.de>
11021 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
11022 instead of comparing TYPE_MAIN_VARIANT for equality.
11023 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
11024 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
11025 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
11026 * gimplify.c (goa_lhs_expr_p): Ditto and use
11027 STRIP_USELESS_TYPE_CONVERSION.
11029 2009-08-18 Michael Matz <matz@suse.de>
11031 * tree-ssa-structalias.c (create_variable_info_for): Also mark
11032 first field in a struct.
11033 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
11035 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
11037 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
11038 locators before emit_insn is called. Remove assert that
11040 (alpha_end_function): Clear crtl->emit structure and free insn
11041 locators if cfun->is_thunk is true.
11043 2009-08-18 Jason Merrill <jason@redhat.com>
11045 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
11047 * configure.ac: Test for it.
11048 * configure, config.in: Regenerate.
11049 * doc/install.texi: Document --enable-gnu-unique-object.
11051 2009-08-18 Richard Guenther <rguenther@suse.de>
11053 PR middle-end/41094
11054 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
11055 pow(x,y*z) only if x is nonnegative.
11057 2009-08-18 Jakub Jelinek <jakub@redhat.com>
11059 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
11063 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
11064 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
11066 2009-08-17 DJ Delorie <dj@redhat.com>
11068 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
11069 * config/m32c/prologue.md (epilogue_freit): New.
11071 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
11072 (bank_switch_p): Likewise.
11073 (fast_interrupt_p): Likewise.
11074 (interrupt_p): Likewise.
11075 (m32c_conditional_register_usage): Round memregs size up.
11076 (need_to_save): We only need to save $a0 when we use ENTER.
11077 (interrupt_p): Check for fast_interrupt too.
11078 (bank_switch_p): New.
11079 (fast_interrupt_p): New.
11080 (m32c_attribute_table): Add bank_switch and fast_interrupt.
11081 (m32c_emit_prolog): Support bank switching and fast interrupts.
11082 * doc/extend.texi (Function Attributes): Add bank_switch and
11085 2009-08-17 Douglas B Rupp <rupp@gnat.com>
11087 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
11088 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
11090 2009-08-16 Douglas B Rupp <rupp@gnat.com>
11092 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
11093 (menu): Add IA-64/VMS Options.
11094 (IA-64/VMS Options): Likewise.
11096 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11099 * config/mips/mips.md (*lwxs): Use :P for pointer values.
11101 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11103 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
11104 (mips_pop_asm_switch): Likewise.
11105 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
11107 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11108 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
11109 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
11110 (mips_print_operand_punctuation): Use them. Check mips_noreorder
11111 instead of set_noreorder.
11112 (mips_output_function_prologue): Use the new functions.
11113 (mips_output_function_epilogue): Likewise.
11114 (mips_need_noat_wrapper_p): New function, split out from...
11115 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
11116 Use mips_push_asm_switch and mips_pop_asm_switch.
11117 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
11118 and mips_pop_asm_switch.
11119 (ASM_OUTPUT_REG_POP): Likewise.
11120 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
11121 Use mips_pop_asm_switch.
11122 (mips_asm_switch): New structure.
11123 (set_noreorder, set_nomacro): Replace with...
11124 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11125 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
11126 instead of set_nomacro.
11127 (fix_truncsfsi2_macro): Likewise.
11128 (cprestore): Likewise.
11129 (hazard): Use mips_noreorder instead of set_noreorder.
11130 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11132 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
11134 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
11135 from prev_active_insn.
11137 2009-08-16 Anatoly Sokolov <aesok@post.ru>
11139 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
11140 * config/avr/avr.c (avr_override_options): Initialize
11141 avr_current_arch variable.
11142 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
11143 __AVR_HAVE_16BIT_SP__ according to the device type.
11144 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
11146 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
11147 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
11149 2009-08-16 Dodji Seketeli <dodji@redhat.com>
11152 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
11153 generating inlined subroutine die only. We shouldn't be
11154 called for anything else.
11155 (gen_block_die): Don't generate inline subroutine debug info for
11158 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11160 * graphite-poly.c (print_pbb): Print PBB index.
11162 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11164 PR middle-end/40981
11165 * graphite-interchange.c (ppl_max_for_le): Moved...
11166 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
11167 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
11168 ppl_Pointset_Powerset_C_Polyhedron_maximize.
11169 * graphite-ppl.h (ppl_max_for_le): Declared.
11171 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
11173 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
11174 supported on all platforms.
11175 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
11176 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
11177 * c-pragma.c: Likewise.
11178 * target-def.h (TARGET_INITIALIZER): Remove
11179 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11180 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11182 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11184 * config/ia64/fde-vms.c: New file.
11185 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
11186 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
11187 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
11188 (uw_frame_state_for): Only register a personality routine if it is
11189 known to be compatible with our expectations.
11190 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
11191 Declare unw_table_entry stack variable and
11192 mod all calls to _Unwind_FindTableEntry to add arg.
11193 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
11194 (_Unwind_FindTableEntry): Add arg to prototype.
11196 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
11198 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
11199 field 'signal_pfs_loc'.
11200 (uw_frame_state_for): Remove duplicate code dealing with leaf
11201 procedures without unwind info.
11202 If in the frame after unwinding through a signal handler, restore
11203 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
11204 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
11205 'pfs_loc' to the AR.PFS location in the signal context; instead
11206 set 'signal_pfs_loc'.
11207 Manually generate the unwind info for the AR.PFS register.
11208 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
11209 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
11210 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
11211 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
11212 instead set 'signal_pfs_loc'.
11213 Remove code preventing the AR.PFS register from being restored
11214 from the signal context.
11216 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11217 Tristan Gingold <gingold@adacore.com>
11219 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
11220 * config/ia64/t-vms: New file.
11221 * config/ia64/vms64.h: New file.
11222 * config/ia64/vms.h: New file.
11223 * config/ia64/vms-crtinit.asm: New file.
11224 * config/ia64/vms_symvec_libgcc_s.opt: New file.
11225 * config/ia64/vms-unwind.h: New file.
11227 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11229 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
11232 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11234 PR middle-end/30789
11235 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
11236 Move declaration...
11237 * real.h (do_mpc_arg2): ... here.
11238 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11241 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
11243 * final.c (add_debug_prefix_map): Don't use GC memory for
11244 old_prefix and new_prefix.
11246 2009-08-14 Richard Guenther <rguenther@suse.de>
11248 * ipa-prop.c (compute_complex_pass_through): If we cannot
11249 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11251 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11253 * c-lex.c (c_lex_with_flags): Increase size of local variable
11254 to avoid memory clobber.
11256 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
11259 * config/i386/i386.c (ix86_fp_comparison_strategy):
11260 Only enable/disable sahf at function granularity.
11262 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
11264 PR rtl-optimization/41064
11265 * reload1.c (reload_as_needed): Don't call extract_insn
11266 for known invalid replacements after calling
11267 validate_replace_rtx_group and verify_changes.
11269 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11272 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
11273 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
11274 ix86_expand_fp_vcond.
11275 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
11276 Assert that operation is supported by ix86_expand_int_vcond.
11277 (vcondu<SSEMODE124C8:mode>): Ditto.
11279 2009-08-13 DJ Delorie <dj@redhat.com>
11281 * config/i386/djgpp-stdint.h: New.
11282 * config.gcc (djgpp): Use it.
11284 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
11286 * config/sh/sh.c (sh_override_options): When flag_exceptions or
11287 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
11289 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11291 * tree-ssa-loop-prefetch.c
11292 (prune_ref_by_group_reuse): Enhance probabilistic analysis
11293 for long-stride pruning.
11294 (compute_miss_rate): New function to compute the probability
11295 that two memory references access different cache lines.
11297 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
11299 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
11301 2009-08-13 Richard Guenther <rguenther@suse.de>
11303 PR middle-end/41047
11304 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
11305 use the constant pointer type.
11306 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
11307 of CV qualifiers on the target pointer type.
11308 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
11309 conversion check before restrict check.
11311 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11314 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
11316 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11318 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
11320 2009-08-12 Richard Guenther <rguenther@suse.de>
11322 PR tree-optimization/41011
11323 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
11324 and reference constructing.
11326 2009-08-12 Xinliang David Li <davidxl@google.com>
11328 PR tree-optimization/41012
11329 * tree-flow.h : New external interface.
11330 * gimple-low.c (check_call_arg): Change to public function.
11331 Remove argument mismatch check in lowering.
11332 * tree-inline.h (tree_can_inline_p): Interface change.
11333 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
11334 into this function.
11335 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11336 Call change to tree_can_inline_p function.
11337 (cgraph_decide_inlining_incrementally): Ditto.
11339 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
11341 PR tree-optimization/41031
11342 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
11343 on the partition variable rather than promote_mode on the source
11344 type. Assert that the partition variable's type has the same
11345 mode as the source value's.
11347 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
11349 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
11350 for for_return == 2.
11351 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
11353 * calls.c (expand_call): Fix typo.
11354 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
11356 * stmt.c (expand_value_return): Use promote_function_mode to copy out
11358 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
11359 * config/cris/cris.c (cris_promote_function_mode): Likewise.
11360 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
11361 * config/pa/pa.c (pa_promote_function_mode): Likewise.
11363 2009-08-12 Andrew Haley <aph@redhat.com>
11365 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
11367 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11370 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11372 2009-08-12 Richard Guenther <rguenther@suse.de>
11374 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
11375 * gimplify.c (gimplify_modify_expr): Do not use
11376 lang_hooks.types_compatible_p.
11377 * tree-ssa.c (useless_type_conversion_p): For aggregates
11378 just return false if the canonical types differ.
11380 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11382 PR middle-end/40980
11383 * sese.c (convert_for_phi_arg): New.
11384 (add_guard_exit_phis): Use convert_for_phi_arg.
11386 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11388 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11389 unknown subscript upper bounds.
11391 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11392 Pranav Garg <pranav.garg2107@gmail.com>
11394 * graphite-interchange.c (gather_access_strides): Removed.
11395 (ppl_max_for_le): New.
11396 (build_linearized_memory_access): New.
11397 (memory_stride_in_loop): New.
11398 (pbb_interchange_profitable_p): Reimplemented.
11399 * graphite-ppl.h (ppl_new_id_map): New.
11400 (ppl_interchange): New.
11402 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11404 * graphite-interchange.c (compute_subscript): Removed.
11405 (compute_array_size_cstr): Removed.
11406 (compute_array_size_poly): Removed.
11407 (compute_array_size): Removed.
11408 (gather_access_strides_poly): Removed.
11409 (gather_access_strides): Empty.
11411 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11413 * graphite-dependences.c (dependence_polyhedron_1): Replace
11414 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11415 (graphite_legal_transform_dr): Same.
11416 (graphite_carried_dependence_level_k): Same.
11417 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11418 Initialize PDR_NB_SUBSCRIPTS.
11419 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11421 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11422 (PDR_NB_SUBSCRIPTS): New.
11423 (pdr_nb_subscripts): Removed.
11424 (pdr_dim): Simplified.
11425 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11426 with PDR_NB_SUBSCRIPTS.
11428 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11430 * graphite-interchange.c (compute_array_size): Remove use of
11431 PDR_DATA_CONTAINER.
11432 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11433 Do not initialize PDR_DATA_CONTAINER.
11434 (print_pdr): Do not print PDR_DATA_CONTAINER.
11435 * graphite-poly.h (struct poly_dr): Remove data_container field.
11436 (PDR_DATA_CONTAINER): Removed.
11437 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11438 PDR_DATA_CONTAINER.
11439 (build_poly_dr): Same.
11441 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11442 Sebastian Pop <sebastian.pop@amd.com>
11444 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11445 copy of the dependence polyhedron. Free the temporary objects.
11446 (graphite_carried_dependence_level_k): Free unused objects before
11449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11451 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11452 Early return without analyzing the data dependences if no
11453 transform has been done. Call restore_scattering if the transform
11455 (graphite-interchange.c): Same.
11456 * graphite-poly.c (print_scattering_function): Test for
11458 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11459 (apply_poly_transforms): Do not gcc_assert that
11460 the transform is legal.
11461 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11462 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11463 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11464 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11465 * graphite-poly.h (struct poly_scattering): New.
11466 (struct poly_bb): Add original, transformed, and saved fields.
11467 Remove transformed_scattering, original_scattering,
11468 nb_local_variables and nb_scattering_transform fields.
11469 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11470 (poly_scattering_new): New.
11471 (poly_scattering_free): New.
11472 (poly_scattering_copy): New.
11473 (store_scattering_pbb): New.
11474 (store_scattering): New.
11475 (restore_scattering_pbb): New.
11476 (restore_scattering): New.
11477 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11478 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11480 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11482 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11483 (print_scop): Same.
11485 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11487 * Makefile.in (graphite.o): Depends on PREDICT_H.
11488 * graphite.c: Include predict.h.
11489 (graphite_finalize): Call tree_estimate_probability.
11490 * predict.c (predict_loops): Do not call scev_initialize and
11492 (tree_estimate_probability_bb): New.
11493 (tree_estimate_probability): Do not initialize loops: move that
11494 code to the driver. Call tree_estimate_probability_bb.
11495 (tree_estimate_probability_driver): New.
11496 (pass_profile): Use tree_estimate_probability_driver.
11497 * predict.h (tree_estimate_probability): Declared.
11499 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11501 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11502 * graphite-dependences.c (graphite_legal_transform): Add time to
11503 TV_GRAPHITE_DATA_DEPS.
11504 (dependency_between_pbbs_p): Same.
11505 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11507 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11509 PR rtl-optimization/41033
11510 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11511 aliasing is disabled.
11513 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11515 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11516 si_mask_operand, and_load_operand, low_bitmask_operand,
11517 and_reg_operand, and_operand): New predicates.
11518 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11519 * config/mips/mips.c (and_operands_ok): New function.
11520 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11521 * config/mips/mips.md (move_type): Add ext_ins and logical.
11522 (type): Handle them.
11523 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11524 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11525 shift_shift. Remove commutative constraint modifier.
11526 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11528 (*clear_upper32_dext): Remove define_insn_and_split.
11529 (*clear_upper32): Turn this define_insn_and_split ...
11530 (splitter for ANDing register with 0xffff_ffff): .. into this.
11532 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11534 * combine.c (try_widen_shift_mode): Factor out code to check if an
11535 integer constant is a low-order bitmask from here ...
11536 * rtlanal.c (low_bitmask_len): ... to here.
11537 * rtl.h (low_bitmask_len): Declare.
11539 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11542 * config/alpha/alpha.md (addsi3): Remove expander.
11543 (addsi3): Rename from *addsi3_internal insn pattern.
11544 (subsi3): Remove expander.
11545 (subsi3): Rename from *subsi3_internal insn pattern.
11547 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11549 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11552 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11553 Eric Botcazou <botcazou@adacore.com>
11554 Douglas B Rupp <rupp@gnat.com>
11556 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11557 that records that fit in 64 bits are returned by immediate value,
11558 as required by OpenVMS Calling Standard.
11559 (function_value): Adjust for above modification.
11560 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11561 virtual_incoming_args_rtx as base object, not next_arg.
11562 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11564 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11566 * reload.c (find_reloads_subreg_address): Check the original
11567 req_equiv_mem address to detect the case where an address is
11568 not valid in the outer mode.
11570 2009-08-11 Richard Guenther <rguenther@suse.de>
11573 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11575 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11577 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11578 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11580 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11581 Douglas B Rupp <rupp@gnat.com>
11583 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11584 PT_STACK when frame_pointer_needed on OpenVMS.
11585 (alpha_pv_save_size, alpha_using_fp): Remove.
11586 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11587 with proper processing for PT_NULL.
11588 (alpha_vms_initial_elimination_offset): New function. Support for
11589 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11590 (alpha_sa_size): Force procedure type to PT_STACK when
11591 frame_pointer_needed on OpenVMS.
11592 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11593 (alpha_using_fp): Likewise.
11594 (alpha_vms_can_eliminate): Add prototype.
11595 (alpha_vms_initial_elimination_offset): Likewise.
11596 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11597 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11599 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11600 Douglas B Rupp <rupp@gnat.com>
11602 * config/alpha/alpha.c (common_object_handler): New function.
11603 (vms_attribute_table): Declare a single attribute "common_object".
11604 (vms_output_aligned_decl_common): New global function.
11605 (SECTION_VMS_OVERLAY): Delete.
11606 (SECTION_VMS_GLOBAL): Likewise.
11607 (SECTION_VMS_INITIALIZE): Likewise.
11608 (vms_asm_named_section): Remove support for above flags.
11609 (vms_section_type_flags): Delete.
11610 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11611 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11612 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11613 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11615 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11618 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11619 (sub_ddmmss): Likewise.
11621 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11624 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11627 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11630 * reload1.c (reload_as_needed): Use cancel_changes to completely
11631 undo a failed replacement attempt.
11633 2009-08-10 Richard Guenther <rguenther@suse.de>
11635 PR middle-end/41006
11636 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11637 (useless_type_conversion_p): ... here. Require pointer targets
11640 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11643 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11644 loose the original type of the statement list.
11646 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11648 * config/alpha/alpha.c: Include libfuncs.h
11649 (avms_asm_output_extern): New function.
11650 (alpha_init_libfuncs): Init some decc libfuncs.
11651 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11652 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11653 (DO_CRTL_NAMES): Define.
11654 (LIB_SPEC): Remove.
11655 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11656 (LONG_TYPE_SIZE): Define.
11657 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11658 (SUBTARGET_SWITCHES): Define malloc64 switch.
11659 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11660 (MASK_RETURN_ADDR): Define.
11661 doc/invoke.texi (mmalloc64): Document switch.
11663 2009-08-09 Olivier Hainque <hainque@adacore.com>
11664 Douglas B Rupp <rupp@gnat.com>
11666 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11667 uses_condition_handler.
11668 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11669 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11670 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11671 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11672 (code_for_builtin): New insn codes for the new alpha_builtins.
11673 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11674 (alpha_sa_size): Account for uses_condition_handler.
11675 (alpha_expand_prologue): Likewise.
11676 (alpha_start_function): Likewise.
11677 (alpha_expand_epilogue): Likewise.
11678 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11679 establish/revert expanders.
11680 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11681 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11682 New expander, resorting to the alpha.c associated function.
11683 (builtin_revert_vms_condition_handler): Likewise.
11684 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11685 __gcc_shell_handler, the static VMS condition handler used as
11686 an indirection wrapper to the current dynamically established
11688 * config/alpha/vms-unwind.h: Complete rewrite.
11689 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11690 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11692 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11693 Douglas B Rupp <rupp@gnat.com>
11695 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11696 (alpha_need_linkage): Handle aliases. Return function symbol.
11697 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11698 Use ultimate alias target for the linkage name.
11699 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11700 by alpha_need_linkage for the function symbol.
11701 (setmemdi): Likewise.
11703 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11705 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11706 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11707 (ASM_WEAKEN_LABEL): Define.
11708 (CRT_CALL_STATIC_FUNCTION): Define.
11709 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11710 (ENDFILE_SPEC): Define.
11711 (INIT_SECTION_ASM_OP): Define.
11712 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11713 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11714 crtend.o crtendS.o.
11715 (MULTILIB_OSDIRNAMES): Define.
11716 (shlib_version): Define.
11717 (SHLIB_EXT): Define.
11718 (SHLIB_OBJS): Define.
11719 (SHLIB_NAME): Define.
11720 (SHLIB_MULTILIB): Define.
11721 (SHLIB_INSTALL): Define.
11722 (SHLIB_SYMVEC): Define.
11723 (SHLIB_SYMVECX2): Define.
11724 (SHLIB_LINK): Define.
11726 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11728 * config/alpha/alpha.c (alpha_initialize_trampoline):
11729 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11730 (alpha_start_function): Emit transfer address on nested functions
11731 for VMS trampoline call.
11732 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11733 since no longer used.
11734 * config/alpha/vms-tramp.asm: Remove.
11735 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11736 since now only data initialized at runtime.
11738 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11740 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11741 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11742 (MD_EXEC_PREFIX): Remove, no longer used.
11743 (MD_STARTFILE_PREFIX): Likewise.
11744 (INCLUDE_DEFAULTS): Likewise.
11745 * config/alpha/t-vms:
11746 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11748 2009-08-09 Richard Guenther <rguenther@suse.de>
11750 PR tree-optimization/41016
11751 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11752 (operand_precision): Remove.
11753 (integral_operand_p): Likewise.
11754 (recognize_single_bit_test): Adjust.
11756 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11758 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11759 operation overflows. Likewise non-cast unary arithmetic.
11760 If one arm of a conditional expression is always taken,
11761 inhibit evaluation warnings for the other arm. Likewise inhibit
11762 evaluation warnings for the second && or || operand if the first
11763 operand is enough to determine the result.
11764 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11766 (build_binary_op): Prevent duplicate evaluation warnings.
11768 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11770 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11771 and destination have different modes, Use promote_mode to
11772 determine the signedness of the conversion. Assert that the
11773 promoted source mode matches the destination mode. Don't pass
11774 the destination and destination mode to expand_expr if the source
11775 mode is different. Simplify conversion logic.
11777 2009-08-09 Ira Rosen <irar@il.ibm.com>
11779 PR tree-optimization/41008
11780 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11781 from condition only in case it's a comparison. Adjust checks.
11783 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11785 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11786 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11787 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11788 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11789 (dump_cand): Handle them.
11790 (struct iv_cand): New members COST_STEP and AINC_USE.
11791 (stmt_after_increment): Likewise.
11792 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11793 callers changed. Use gimple_uid comparison instead of scanning.
11794 (add_candidate_1): When looking for identical candidates, take
11795 AINC_USE into account. Set it for new candidates.
11796 (force_expr_to_var_cost): Cast target_spill_cost to int.
11797 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11798 All callers changed. Check for availability of autoinc addressing
11799 modes, both in general for a given mode, and in the specific use case.
11800 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11802 (get_computation_cost): Likewise.
11803 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11804 add_autoinc_candidates): New static functions.
11805 (add_candidate): Call add_autoinc_candidates for candidates based on
11807 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11808 (determine_use_iv_cost_address): If we have an autoinc candidate at
11809 the matching use, verify autoinc is possible and subtract the cost
11810 of the candidate's step from the cost.
11811 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11812 member of the candidate.
11813 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11814 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11816 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11818 * config.build (ia64-hp-*vms*): New target.
11819 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11820 with ia64-hp-*vms*.
11821 * config.gcc (ia64-hp-*vms*): New target.
11822 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11823 with ia64-hp-*vms*.
11824 * config.host (ia64-hp-*vms*): New target.
11825 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11826 with ia64-hp-*vms*.
11828 2009-08-08 Richard Guenther <rguenther@suse.de>
11830 PR tree-optimization/40991
11831 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11833 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11835 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11836 mode check. Do truncations in an integer mode.
11837 (force_to_mode): Handle subregs for all mode types. Only do
11838 arithmetic simplifications on integer modes.
11840 2009-08-07 Richard Guenther <rguenther@suse.de>
11842 PR tree-optimization/40999
11843 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11844 (maybe_fold_reference): Lookup constant initializers.
11845 (fold_gimple_assign): Likewise.
11847 2009-08-07 Richard Guenther <rguenther@suse.de>
11849 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11850 that require structural equality defer to the langhook.
11852 2009-08-07 Martin Jambor <mjambor@suse.cz>
11854 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11856 (struct ipa_pass_through_data): New type.
11857 (struct ipa_ancestor_jf_data): New type.
11858 (union jump_func_value): Removed field formal_id, added fields
11859 pass_through and ancestor.
11860 (struct ipa_param_call_note): Changed type of formal_id to int from
11862 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11863 operations jump functions and ancestor jump functions.
11864 (compute_complex_pass_through): New function.
11865 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11866 reflect changes in the jump function strucutre.
11867 (update_jump_functions_after_inlining): Ignore complex pass-through
11868 and ancestor jump functions.
11869 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11870 polynomial pass-through with operation jump functions.
11872 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11874 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11875 fde->dw_fde_begin as begin label instead of hot/cold label.
11876 Use LLSDAC label instead of LLSDA for second section lsda.
11877 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11878 label instead of LLSDA if it is true.
11879 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11881 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11882 SECTION argument. Use it as index into crtl->eh.call_site_record
11884 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11885 use it to determine how to print table entries instead of using
11886 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11887 label instead of normal begin label as base.
11888 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11889 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11890 ensure no EH range spans between sections and that landing pads
11891 are always in the corresponding section.
11892 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11893 for crtl->eh.call_site_record being an array rather than scalar.
11894 (output_one_function_exception_table): New function, copied
11895 from output_function_exception_table. Adjust
11896 dw2_size_of_call_site_table, dw2_output_call_site_table
11897 callers. For SECOND section use *C suffixed labels.
11898 (output_function_exception_table): Call
11899 output_one_function_exception_table and, when doing hot/cold
11900 partitioning, also another time for the second section.
11901 * opts.c: Include except.h.
11902 (decode_options): Allow -freorder-blocks-and-partition with
11903 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11904 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11905 * function.h (struct rtl_eh): Change call_site_record from
11906 scalar into array of 2 elements.
11908 2009-08-07 Martin Jambor <mjambor@suse.cz>
11910 * ipa-prop.c (count_formal_params_1): New function.
11911 (ipa_get_vector_of_formal_parms): New function.
11912 (get_vector_of_formal_parm_types): New function.
11913 (ipa_modify_formal_parameters): New function.
11914 (ipa_modify_call_arguments): New function.
11915 (index_in_adjustments_multiple_times_p): New function.
11916 (ipa_combine_adjustments): New function.
11917 (ipa_dump_param_adjustments): New function.
11918 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11919 (ipa_get_vector_of_formal_parms): Declare.
11920 (ipa_modify_formal_parameters): Declare.
11921 (ipa_modify_call_arguments): Declare.
11922 (ipa_combine_adjustments): Declare.
11923 (ipa_dump_param_adjustments): Declare.
11924 (build_ref_for_offset): Declare.
11925 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11926 * tree-sra.c: Include ipa-prop.c.
11927 (build_ref_for_offset): Make public.
11929 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11931 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11933 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11935 * gcc/doc/extend.texi (__builtin_extract_return_address)
11936 (__builtin_frob_return_address): Document.
11938 2009-08-06 Paul Brook <paul@codesourcery.com>
11940 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11941 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11942 implementation on ARMv6-M.
11944 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11946 * doc/extend.texi (pcs): Document new attribute for ARM.
11948 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11950 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11953 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11955 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11958 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11960 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11962 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11964 Merge ARM/hard_vfp_branch to trunk.
11966 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11968 * arm.c (libcall_eq): New function.
11969 (libcall_hash): New function.
11970 (add_libcall): New function.
11971 (arm_libcall_uses_aapcs_base): New function.
11972 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11973 libcalls using the base PCS.
11974 (arm_init_cumulative_args): Likewise.
11976 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11978 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11979 Use base ABI for conversion libfuncs between HFmode and SFmode.
11981 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11983 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11984 V4SImode as representatives of all 64-bit and 128-bit vector
11985 types. Allow vector types without vector modes.
11986 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11987 without vector modes like BLKmode.
11988 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11989 BLKmode. Avoid unsupported vector modes or TImode moves for
11991 (aapcs_vfp_allocate_return_reg): Likewise.
11992 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11993 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11995 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11997 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11998 (arm_get_pcs_model): Pass attribute arguments to
11999 arm_pcs_from_attribute.
12000 (arm_init_cumulative_args): Use base AAPCS for conversions from
12001 floating-point types to DImode.
12002 (arm_attribute_table): Add pcs attribute.
12003 (arm_handle_pcs_attribute): New.
12004 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
12005 conversions from floating-point types to DImode, also declare them
12006 to use base AAPCS and declare functions they call to use base
12007 AAPCS and their RTABI names.
12009 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12011 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
12012 -mfloat-abi=hard not being supported for VFP.
12014 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
12016 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
12017 SYMBOL_REF to hard_libcall_value.
12019 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12020 Richard Earnshaw <rearnsha@arm.com>
12022 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
12023 has been put on the stack, all remaining co-processory arguments for
12024 that co-processor also go on the stack.
12026 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12028 * config/arm/arm.c (arm_return_in_memory): Handle returning
12029 vectors of suitable size in registers also for AAPCS case.
12031 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12033 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
12035 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
12037 ARM Hard-VFP calling convention
12038 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
12039 * target.h (gcc_target): Add libcall_value to table of call hooks.
12040 * targhooks.h (default_libcall_value): Default implementation.
12041 * targhooks.c (default_libcall_value): Likewise.
12042 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
12043 * optabs.c (expand_unop): Use it.
12044 * expr.h (hard_libcall_value): Pass the function RTX through.
12045 * calls.c (emit_library_call_value_1): Update call to
12046 hard_libcall_value.
12047 * explow.c (hard_libcall_value): Use new target hook.
12048 * config/arm/arm.c: Include cgraph.h
12049 (TARGET_FUNCTION_VALUE): Override default hook.
12050 (arm_pcs_default): New variable.
12051 (arm_override_options): Don't fault hard calling convention with VFP.
12052 Add support for AAPCS variants.
12053 (arm_function_value): Make static. Handle AAPCS variants.
12054 (arm_libcall_value): New function.
12055 (arm_apply_result_size): Handle VFP registers in results.
12056 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
12058 (pcs_attribute_args): New variable.
12059 (arm_pcs_from_attribute): New function.
12060 (arm_get_pcs_model): New function.
12061 (aapcs_vfp_cum_init): New function.
12062 (aapcs_vfp_sub_candidate): New function.
12063 (aapcs_vfp_is_return_candidate): New function.
12064 (aapcs_vfp_is_call_candidate): New function.
12065 (aapcs_vfp_allocate): New function.
12066 (aapcs_vfp_allocate_return_reg): New function.
12067 (aapcs_vfp_advance): New function.
12068 (aapcs_cp_arg_layout): New variable.
12069 (aapcs_select_call_coproc): New function.
12070 (aapcs_select_return_coproc): New function.
12071 (aapcs_allocate_return_reg): New function.
12072 (aapcs_libcall_value): New function.
12073 (aapcs_layout_arg): New function.
12074 (arm_init_cumulative_args): Initialize AAPCS args data.
12075 (arm_function_arg): Handle AAPCS variants using new interface.
12076 (arm_arg_parital_bytes): Likewise.
12077 (arm_function_arg_advance): New function.
12078 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
12079 calling conventions.
12080 (arm_setup_incoming_varargs): Handle new AAPCS args data.
12081 * arm.h (NUM_VFP_ARG_REGS): Define.
12082 (LIBCALL_VALUE): Update.
12083 (FUNCTION_VALUE): Delete.
12084 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
12085 (arm_pcs): New enum.
12086 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
12087 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
12088 (FUNCTION_ARG_REGNO_P): Add VFP regs.
12089 * arm-protos.h (arm_function_arg_advance): Add.
12090 (aapcs_libcall_value): Add.
12091 (arm_function_value): Delete.
12093 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
12094 H.J. Lu <hongjiu.lu@intel.com>
12097 * config/i386/i386.c (standard_sse_mode_p): Remove.
12098 (standard_sse_constant_p): Return 2 for integer mode
12099 vector_all_ones_operand when SSE2 is enabled.
12100 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
12101 (ix86_expand_vector_move): Do not check for negative values from
12102 standard_sse_constant_p.
12104 2009-08-06 Richard Guenther <rguenther@suse.de>
12106 * tree-ssa.c (useless_type_conversion_p_1): Make function and
12107 array type comparisons frontend independent.
12108 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
12109 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
12110 out array reference lower bound and element size operands.
12111 (ao_ref_init_from_vn_reference): Properly compute the offset
12112 for ARRAY_RANGE_REF.
12113 (vn_reference_fold_indirect): Fill out array reference lower
12114 bound and element size operands.
12115 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
12116 a non gimple valued reference operand which can happen for
12117 array reference lower bound or element size.
12118 (create_component_ref_by_pieces_1): Properly generate the
12119 element size operand for array references.
12121 2009-08-06 Richard Guenther <rguenther@suse.de>
12123 PR tree-optimization/40964
12124 * tree.c (iterative_hash_host_wide_int): Export.
12125 * tree.h (iterative_hash_host_wide_int): Declare.
12126 * tree-ssa-structalias.c (heapvar_map): New struct.
12127 (heapvar_map_eq): New function.
12128 (heapvar_map_hash): Likewise.
12129 (heapvar_lookup): Adjust.
12130 (heapvar_insert): Likewise.
12131 (make_constraint_from_heapvar): Allow multiple heap variables
12132 per decl at different offsets.
12133 (init_alias_heapvars): Adjust.
12135 2009-08-04 David Daney <ddaney@caviumnetworks.com>
12137 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
12138 * mips_output_sync_loop (mips_output_sync_loop): Only emit
12139 trailing sync if TARGET_SYNC_AFTER_SC.
12141 2009-08-05 David Daney <ddaney@caviumnetworks.com>
12143 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
12144 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
12145 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
12146 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
12147 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
12148 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
12149 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12150 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
12151 test_and_set_12): Rewrite calls to mips_output_sync_loop.
12152 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
12153 the prototype declaration match the definition.
12154 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
12155 instructions explicitly. Add barrier_before and operands
12157 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
12158 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
12159 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
12160 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
12161 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
12162 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
12164 2009-08-05 Andrew Pinski <pinskia@gmail.com>
12166 * tree-ssa-alias.c: Fix intervals to use [) syntax.
12168 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
12169 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12172 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
12175 2009-08-05 Jakub Jelinek <jakub@redhat.com>
12177 PR rtl-optimization/40924
12178 * dse.c (canon_address): Before calling cselib_expand_value_rtx
12179 make sure canon_rtx (mem_address) isn't simpler than
12180 canon_rtx (expanded_mem_address).
12182 2009-08-05 Li Feng <nemokingdom@gmail.com>
12184 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
12185 for each poly_bb_p.
12186 (build_scop_drs): Build alias set for each SCoP.
12188 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
12190 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
12191 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
12192 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
12193 (MIPS_ARCH_FLOAT_SPEC): Likewise.
12194 (BASE_DRIVER_SELF_SPECS): Likewise.
12196 2009-08-04 Andrew Pinski <pinskia@gmail.com>
12198 * tree-ssa-alias.c: Fix some comment typos.
12200 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
12202 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
12203 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
12205 2009-08-03 Janis Johnson <janis187@us.ibm.com>
12208 * simplify-rtx.c (simplify_binary_operation_1): Disable
12209 simplifications for decimal float operations.
12211 2009-08-03 Jakub Jelinek <jakub@redhat.com>
12213 PR middle-end/40943
12214 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
12215 operand of INDIRECT_REF.
12217 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
12219 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
12220 constants referencing TLS symbols.
12222 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12224 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
12225 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
12227 2009-08-03 Richard Guenther <rguenther@suse.de>
12229 * tree.c (make_vector_type): Build a main variant first,
12230 get the canonical one and then build the variant.
12231 * tree-ssa.c (useless_type_conversion_p_1): Handle
12233 (useless_type_conversion_p): Conversions to pointers to
12234 incomplete record types are useless.
12236 2009-08-03 Richard Guenther <rguenther@suse.de>
12238 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
12239 file will be created.
12240 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
12241 * toplev.c (compile_file): Adjust comment.
12243 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
12245 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
12246 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12247 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12248 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12249 (sh_promote_function_mode): Fix typo.
12251 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
12253 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
12255 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12257 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
12258 declaration arguments.
12260 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
12262 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
12263 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
12264 (ix86_split_ashl): Ditto.
12265 (ix86_expand_vector_init_one_nonzero): Ditto.
12266 (ix86_expand_vector_set): Ditto.
12267 (ix86_expand_reduc_v4sf): Ditto.
12269 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
12271 * explow.c (promote_function_mode): Remove assert.
12272 * config/sh/sh.c (sh_promote_function_mode): Declare.
12274 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12276 * config/pa/pa.c (pa_promote_function_mode): Declare.
12277 Change to static. Fix promote_mode call.
12279 * gthr-dce.h (CONST_CAST2): Define if not defined.
12280 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
12282 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
12284 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
12286 * expr.c (store_constructor): Use promote_decl_mode. Remove
12287 now write-only variable unsignedp.
12288 (expand_expr_real_1): Use promote_decl_mode.
12289 * expr.h (promote_function_mode, promote_decl_mode): New.
12290 (promote_mode): Remove last argument.
12291 * function.c (assign_temp): Drop last argument of promote_mode.
12292 (assign_parm_find_data_types): Use promote_function_mode.
12293 (assign_parm_setup_reg): Likewise.
12294 (expand_function_end): Use promote_function_mode.
12295 * calls.c (initialize_argument_information): Use promote_function_mode.
12296 (precompute_arguments): Use promote_mode instead of checking if
12297 only PROMOTE_FUNCTION_MODE is defined.
12298 (expand_call): When making sibcall decisions, use promote_function_mode.
12299 Below, remove an if for targetm.calls.promote_function_return and
12300 and use promote_function_mode.
12301 (emit_library_call_value_1): Use promote_function_mode, fix bug
12302 where promote_mode was passed FOR_CALL == 0 for a return value in an
12304 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12305 * explow.c (promote_function_mode, promote_decl_mode): New.
12306 (promote_mode): Keep only the FOR_CALL == 0 case.
12307 * combine.c (setup_incoming_promotion): Remove test of
12308 promote_function_args. Use promote_function_mode.
12309 * stmt.c (expand_value_return): Use promote_decl_mode.
12310 (expand_decl): Use promote_decl_mode.
12312 * expr.c (store_constructor): Use promote_decl_mode. Remove
12313 now write-only variable unsignedp.
12314 (expand_expr_real_1): Use promote_decl_mode.
12315 * expr.h (promote_function_mode, promote_decl_mode): New.
12316 (promote_mode): Remove last argument.
12317 * function.c (assign_temp): Drop last argument of promote_mode.
12318 (assign_parm_find_data_types): Use promote_function_mode.
12319 (assign_parm_setup_reg): Likewise.
12320 (expand_function_end): Use promote_function_mode.
12321 * calls.c (initialize_argument_information): Use promote_function_mode.
12322 (precompute_arguments): Use promote_mode instead of checking if
12323 only PROMOTE_FUNCTION_MODE is defined.
12324 (expand_call): When making sibcall decisions, use promote_function_mode.
12325 Below, remove an if for targetm.calls.promote_function_return and
12326 and use promote_function_mode.
12327 (emit_library_call_value_1): Use promote_function_mode, fix bug
12328 where promote_mode was passed FOR_CALL == 0 for a return value in an
12330 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12331 * explow.c (promote_function_mode, promote_decl_mode): New.
12332 (promote_mode): Keep only the FOR_CALL == 0 case.
12333 * combine.c (setup_incoming_promotion): Remove test of
12334 promote_function_args. Use promote_function_mode.
12335 * stmt.c (expand_value_return): Use promote_decl_mode.
12336 (expand_decl): Use promote_decl_mode.
12338 * explow.c (promote_function_mode): Just call the target hook.
12339 * targhooks.c (default_promote_function_mode,
12340 default_promote_function_mode_always_promote): New.
12341 * targhooks.h (default_promote_function_mode,
12342 default_promote_function_mode_always_promote): Declare.
12343 * target.h (promote_function_args, promote_function_return): Remove.
12344 (promote_function_mode): New.
12345 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
12346 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12347 (TARGET_PROMOTE_FUNCTION_MODE): New.
12348 (TARGET_CALLS): Adjust.
12349 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
12350 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
12352 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
12353 * config/s390/s390.c (s390_promote_function_mode): ... here,
12354 with pointer handling.
12355 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12356 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12358 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
12359 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
12360 with pointer handling.
12361 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12362 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12364 * config/sh/sh-protos.h (sh_promote_function_mode): New.
12365 * config/sh/sh.c (sh_promote_function_mode): New.
12366 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12367 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12369 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
12370 * config/cris/cris.c (cris_promote_function_mode): ... here.
12371 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12372 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12374 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
12375 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
12376 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12377 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12379 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
12380 * config/arm/arm.c (arm_promote_function_mode): ... here, without
12381 complex type handling.
12382 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12383 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12385 * config/pa/pa.c (pa_promote_function_mode): New.
12386 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12387 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12389 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12390 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12391 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12392 * config/xtensa/xtensa.c: Likewise.
12393 * config/stormy16/stormy16.c: Likewise.
12394 * config/iq2000/iq2000.c: Likewise.
12395 * config/rs6000/rs6000.c: Likewise.
12396 * config/picochip/picochip.c: Likewise.
12397 * config/arc/arc.c: Likewise.
12398 * config/mcore/mcore.c: Likewise.
12399 * config/score/score.c: Likewise.
12400 * config/mips/mips.c: Likewise.
12401 * config/bfin/bfin.c: Likewise.
12402 * config/ia64/ia64.c: Likewise (disabled though).
12404 * config/frv/frv.h: Remove pointless remark.
12406 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12407 TARGET_PROMOTE_FUNCTION_ARGS,
12408 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12409 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12411 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12413 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12414 -floop-parallelize-all.
12415 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12416 flag_loop_parallelize_all.
12417 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12418 * graphite.c (graphite_transform_loops): Same.
12419 * common.opt: Same.
12420 * graphite-poly.c (apply_poly_transforms): Same.
12422 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12424 PR tree-optimization/40914
12425 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12426 if set, then check the delta field of the PMF record.
12427 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12428 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12429 call is stored in the delta.
12431 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12433 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12435 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12437 * config/i386/bsd.h (ASM_BYTE): New define.
12438 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12439 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12440 .byte. Use fputs or putc instead of fprintf where appropriate.
12441 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12442 fputs or putc instead of fprintf where appropriate.
12443 * config/i386/i386elf.h: Ditto.
12444 * config/i386/sysv4.h: Ditto.
12446 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12447 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12448 (*tls_global_dynamic_64): Ditto.
12450 2009-07-31 Christian Bruel <christian.bruel@st.com>
12452 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12454 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12456 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12457 Remove dead code for MINUS.
12459 2009-07-31 Anthony Green <green@moxielogic.com>
12461 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12463 (moxie_expand_epilogue): Ditto for epilogue.
12464 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12465 incoming arguments.
12466 (moxie_function_arg): Ditto.
12467 (moxie_pass_by_reference): Ditto.
12468 (moxie_arg_partial_bytes): Ditto.
12469 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12470 (FUNCTION_ARG_ADVANCE) Ditto.
12471 (REG_PARM_STACK_SPACE) Ditto.
12472 (FUNCTION_ARG_REGNO_P) Dito.
12474 * config.gcc: Add moxie linux config support.
12475 * gcc/config/moxie/uclinux.h: New file.
12477 2009-07-31 DJ Delorie <dj@redhat.com>
12479 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12480 (UNSPECV_SP_SWITCH_E): New.
12481 (sp_switch_1): Change to an unspec.
12482 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12484 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12485 reference the new stack's address
12487 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12489 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12490 graphite-clast-to-gimple.o, graphite-dependences.o,
12491 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12492 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12493 (graphite-blocking.o,
12494 graphite-clast-to-gimple.o, graphite-dependences.o,
12495 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12496 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12497 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12498 * cfgloop.h (struct loop): Add can_be_parallel field.
12499 * common.opt (fgraphite-identity): Moved up.
12500 (fgraphite-force-parallel): New flag.
12501 * graphite.c: Rewrite.
12502 * graphite.h: Rewrite.
12503 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12505 * toplev.c (graphite_out_file): New file descriptor.
12506 (graphite_in_file): New.
12507 (process_options): flag_graphite_force_parallel cannot be used without
12509 * tree-ssa-loop.c: Include toplev.h.
12510 (gate_graphite_transforms): Enable flag_graphite for
12511 flag_graphite_force_parallel.
12513 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12515 * ChangeLog.graphite: New.
12516 * graphite-blocking.c: New.
12517 * graphite-clast-to-gimple.c: New.
12518 * graphite-clast-to-gimple.h: New.
12519 * graphite-dependences.c: New.
12520 * graphite-dependences.h: New.
12521 * graphite-interchange.c: New.
12522 * graphite-poly.c: New.
12523 * graphite-poly.h: New.
12524 * graphite-ppl.c: New.
12525 * graphite-ppl.h: New.
12526 * graphite-scop-detection.c: New.
12527 * graphite-scop-detection.h: New.
12528 * graphite-sese-to-poly.c: New.
12529 * graphite-sese-to-poly.h: New.
12533 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12535 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12536 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12538 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12540 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12541 (scev_is_linear_expression): Return false if the evolution is not
12542 affine multivariate.
12544 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12546 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12547 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12549 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12551 * tree-data-ref.c (debug_data_references): New.
12552 (debug_data_reference): New.
12553 * tree-data-ref.h (debug_data_references): Declared.
12554 (debug_data_reference): Declared.
12556 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12558 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12559 * tree-data-ref.h (scop_p): Removed.
12560 (struct data_reference): Remove field scop.
12561 (DR_SCOP): Removed.
12562 (stmt_simple_memref_p): Removed.
12564 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12566 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12567 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12570 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12572 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12574 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12576 * doc/invoke.texi (-fgraphite-identity): Documented.
12578 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12580 * tree-scalar-evolution.c: Fix comment.
12581 (instantiate_scev_1): Return unknow from scev instantiation if the
12582 result is not above instantiate_below.
12584 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12586 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12587 static anymore. Instantiate the symbols that may have been introduced
12589 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12592 2009-07-30 DJ Delorie <dj@redhat.com>
12594 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12595 .vliw directive to VLIW sections.
12597 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12599 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12601 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12602 (AUTOHEADER): New variable.
12603 ($(srcdir)/cstamp-h.in): Use it.
12605 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12606 Pat Haugen <pthaugen@us.ibm.com>
12607 Revital Eres <ERES@il.ibm.com>
12609 * config/rs6000/vector.md (VEC_F): Add VSX support.
12612 (mov<mode>): Ditto.
12613 (vector_load_<mode>): Ditto.
12614 (vector_store_<mode>): Ditto.
12615 (vector GPR move split): Ditto.
12616 (vec_reload_and_plus_<mptrsize>): Ditto.
12617 (vec_reload_and_reg_<mptrsize>): Ditto.
12618 (add<mode>3): Ditto.
12619 (sub<mode>3): Ditto.
12620 (mul<mode>3): Ditto.
12621 (neg<mode>2): Ditto.
12622 (abs<mode>2): Ditto.
12623 (smin<mode>3): Ditto.
12624 (smax<mode>3): Ditto.
12625 (vector_eq<mode>): Ditto.
12626 (vector_gt<mode>): Ditto.
12627 (vector_ge<mode>): Ditto.
12628 (vector_gtu<mode>): Ditto.
12629 (vector_select_<mode>_uns): Ditto.
12630 (vector_eq_<mode>_p): Ditto.
12631 (vector_gt_<mode>_p): Ditto.
12632 (vector_ge_<mode>_p): Ditto.
12633 (vector_gtu_<mode>_p): Ditto.
12634 (cr6_test_for_zero): Ditto.
12635 (cr6_test_for_zero_reverse): Ditto.
12636 (cr6_test_for_lt): Ditto.
12637 (cr6_test_for_lt_reverse): Ditto.
12638 (xor<mode>3): Ditto.
12639 (ior<mode>3): Ditto.
12640 (and<mode>3): Ditto.
12641 (one_cmpl<mode>2): Ditto.
12642 (nor<mode>2): Ditto.
12643 (andc<mode>2): Ditto.
12644 (float<VEC_int<mode>2): Ditto.
12645 (unsigned_float<VEC_int><mode>2): Ditto.
12646 (fix_trunc<mode><VEC_int>2): Ditto.
12647 (fixuns_trunc<mode><VEC_int>2): Ditto.
12649 (vec_set<mode>): Ditto.
12650 (vec_extract<mode>): Ditto.
12651 (vec_interleave_highv4sf): Ditto.
12652 (vec_interleave_lowv4sf): Ditto.
12653 (vec_realign_load_<mode>): Ditto.
12654 (vec_shl_<mode>): Ditto.
12655 (vec_shr_<mode>): Ditto.
12656 (div<mode>3): New patterns for VSX.
12657 (vec_interleave_highv2df): Ditto.
12658 (vec_interleave_lowv2df): Ditto.
12659 (vec_pack_trunc_v2df): Ditto.
12660 (vec_pack_sfix_trunc_v2df): Ditto.
12661 (vec_pack_ufix_trunc_v2df): Ditto.
12662 (vec_unpacks_hi_v4sf): Ditto.
12663 (vec_unpacks_lo_v4sf): Ditto.
12664 (vec_unpacks_float_hi_v4si): Ditto.
12665 (vec_unpacks_float_lo_v4si): Ditto.
12666 (vec_unpacku_float_hi_v4si): Ditto.
12667 (vec_unpacku_float_lo_v4si): Ditto.
12668 (movmisalign<mode>): Ditto.
12669 (vector_ceil<mode>2): New patterns for vectorizing math library.
12670 (vector_floor<mode>2): Ditto.
12671 (vector_btrunc<mode>2): Ditto.
12672 (vector_copysign<mode>3): Ditto.
12674 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12675 predicate for setting the high bit in each word, used for copysign.
12677 * config/rs6000/ppc-asm.h (f19): Whitespace.
12678 (f32-f63): Define if VSX.
12679 (v0-v31): Define if Altivec.
12680 (vs0-vs63): Define if VSX.
12682 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12684 * config/rs6000/power7.md: New file, provide tuning parameters for
12687 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12688 (rs6000_cpu_cpp_builtins): Ditto.
12689 (altivec_overloaded_builtins): Ditto.
12690 (altivec_resolve_overloaded_builtin): Ditto.
12692 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12693 debug switch to disable vectorizing simple math builtin
12696 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12697 Vectorize simple math builtin functions.
12698 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12699 hook to vectorize math builtins.
12700 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12701 (rs6000_builtin_conversion): Add VSX/power7 support.
12702 (rs6000_builtin_vec_perm): Ditto.
12703 (vsplits_constant): Add support for loading up a vector constant
12704 with just the high bit set in each part.
12705 (rs6000_expand_vector_init): Add VSX/power7 support.
12706 (rs6000_expand_vector_set): Ditto.
12707 (rs6000_expand_vector_extract): Ditto.
12708 (rs6000_emit_move): Ditto.
12709 (bdesc_3arg): Ditto.
12710 (bdesc_2arg): Ditto.
12711 (bdesc_1arg): Ditto.
12712 (rs6000_expand_ternop_builtin): Ditto.
12713 (altivec_expand_builtin): Ditto.
12714 (rs6000_expand_unop_builtin): Ditto.
12715 (rs6000_init_builtins): Ditto.
12716 (altivec_init_builtins): Ditto.
12717 (builtin_function_type): Ditto.
12718 (rs6000_common_init_builtins): Ditto.
12719 (rs6000_handle_altivec_attribute); Ditto.
12720 (rs6000_mangle_type): Ditto.
12721 (rs6000_vector_mode_supported_p): Ditto.
12722 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12723 are mode dependent.
12725 * config/rs6000/vsx.md: New file for VSX support.
12727 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12728 identifing values with just the most significant bit set.
12729 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12730 vectorized builtins.
12732 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12733 (UNSPEC_VRFIM): Delete.
12734 (splitter for loading up vector with most significant bit): New
12735 splitter for vectorizing copysign.
12736 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12737 vectorizing simple math functions.
12738 (altivec_vrfip): Add support for vectorizing simple math functions.
12739 (altivec_vrfim): Ditto.
12740 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12742 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12743 (power7.md, vsx.md): Include for power7 support.
12744 (copysigndf3): Use VSX instructions if -mvsx.
12745 (negdf2_fpr): Ditto.
12746 (absdf2_fpr): Ditto.
12747 (nabsdf2_fpr): Ditto.
12748 (adddf3_fpr): Ditto.
12749 (subdf3_fpr): Ditto.
12750 (muldf3_fpr): Ditto.
12751 (divdf3_fpr): Ditto.
12752 (fix_truncdfdi2_fpr): Ditto.
12753 (cmpdf_internal1): Ditto.
12754 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12755 (btruncdf2, btruncdf2_fpr): Ditto.
12756 (ceildf2, ceildf2_fpr): Ditto.
12757 (floordf2, floordf2_fpr): Ditto.
12758 (floatdidf2, floatdidf2_fpr): Ditto.
12759 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12760 (fmsubdf4_fpr): Ditto.
12761 (fnmadddf4_fpr_1): Ditto.
12762 (fnmadddf4_fpr_2): Ditto.
12763 (fnmsubdf4_fpr_1): Ditto.
12764 (fnmsubdf4_fpr_2): Ditto.
12765 (fixuns_truncdfdi2): Add expander for VSX support.
12766 (fix_truncdfdi2): Ditto.
12767 (fix_truncdfsi2): Ditto.
12768 (ftruncdf2): Ditto.
12769 (btruncsf2): Whitespace.
12770 (movdf_hardfloat32): Add support for VSX registers.
12771 (movdf_softfloat32): Ditto.
12772 (movdf_hardfloat64): Ditto.
12773 (movdf_hardfloat64_mfpgpr): Ditto.
12774 (movdf_softfloat64): Ditto.
12775 (movti splitters): Add check for vector registers supporting
12776 TImode in the future.
12777 (bpermd): Add power7 bpermd instruction.
12779 * config/rs6000/altivec.h (vec_div): Define if VSX.
12782 (vec_nmadd): Ditto.
12783 (vec_nearbyint): Ditto.
12786 (all predicates): Use the generic builtin function, and not the V4SF
12787 specific function so that the predicates will work with VSX's V2DF.
12788 (vec_all_*): Ditto.
12789 (vec_any_*): Ditto.
12791 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12792 Document new VSX functions and types.
12794 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12797 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12798 "wa", and "j" constraints. Modify "v" to talk about Altivec
12799 instead of just vector.
12801 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12804 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12805 location for phi arguments.
12806 (rewrite_update_phi_arguments): Find locations for reaching defs.
12807 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12808 Add location to add_phi_arg calls.
12809 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12810 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12811 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12812 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12813 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12814 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12815 * tree-phinodes.c (make_phi_node): Initialize location.
12816 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12817 (add_phi_arg): Add location parameter.
12818 (remove_phi_arg_num): Move location when moving phi argument.
12819 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12821 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12822 slpeel_update_phi_nodes_for_guard1,
12823 slpeel_update_phi_nodes_for_guard2,
12824 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12825 vect_loop_versioning): Set locations.
12826 * tree-parloops.c (create_phi_for_local_result,
12827 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12828 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12829 * tree-vect-loop.c (get_initial_def_for_induction,
12830 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12832 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12833 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12834 (gimple_phi_arg_set_location): New. Set locus.
12835 (gimple_phi_arg_has_location): New. Check for locus.
12836 (redirect_edge_var_map_location): New. Return locus from var_map.
12837 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12838 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12839 combining PHI arguments.
12840 (cond_store_replacement): Set location.
12841 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12842 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12843 scop_add_exit_phis_edge): Add locations.
12844 * tree-cfgcleanup.c (remove_forwarder_block,
12845 remove_forwarder_block_with_phi): Add locations.
12846 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12847 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12849 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12850 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12851 flush_pending_stmts): Add source location.
12852 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12853 stack to preserve locations.
12854 * tree-vect-stmts.c (vectorizable_load): Add location.
12855 * tree-inline.c (copy_phis_for_bb): Copy locus.
12856 (setup_one_parameter): Add call locus to inlined parameter stmts.
12857 (initialize_inlined_parameters): Pass in call location as parameter
12859 (tree_function_versioning): Pass location to setup_one_parameter.
12860 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12861 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12862 copy and edge lists.
12863 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12864 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12865 locus parameter and override the stmt default if provided.
12866 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12867 elim_graph_add_edge, elim_graph_remove_succ_edge,
12868 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12869 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12870 eliminate_phi): Add locus info in elimination graph for each edge and
12872 (insert_backedge_copies): Copy locus if present.
12873 * tree-flow.h (struct _edge_var_map): Add locus field.
12874 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12875 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12876 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12878 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12880 2009-07-30 Martin Jambor <mjambor@suse.cz>
12882 PR tree-optimization/40570
12883 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12884 use inlining loops.
12886 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12888 * ssa-loop-manip.c: Include langhooks.h.
12889 (rewrite_phi_with_iv): New.
12890 (rewrite_all_phi_nodes_with_iv): New.
12891 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12892 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12893 * tree-parloops.c (loop_parallel_p): Move out all conditions
12894 except dependency check.
12895 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12896 (gen_parallel_loop): Call canonicalize_loop_ivs without
12897 reduction_list argument.
12898 (build_new_reduction): New.
12899 (gather_scalar_reductions): New.
12900 (try_get_loop_niter): New.
12901 (try_create_reduction_list): New.
12902 (parallleize_loops): Change the parallel conditions check.
12903 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12904 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12906 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12908 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12910 * doc/options.texi (Option properties): Mention new quoting syntax.
12912 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12914 * config/alpha/alpha.c (alpha_start_function):
12915 Handle VMS_DEBUG_MAIN_POINTER
12916 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12917 * doc/invoke.texi: Document -mdebug-main switch.
12919 2009-07-29 Richard Henderson <rth@redhat.com>
12921 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12922 (cgraph_create_edge_including_clones): Likewise.
12923 * tree-inline.c (copy_bb): Operate on the correct edges
12924 when updating the callgraph.
12926 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12928 * config/alpha/vms-cc.c: Deleted.
12929 * config/alpha/vms-ld.c: Deleted.
12930 * config/alpha/t-vms64: Moved to config/vms
12931 * config/alpha/vms-crt0-64.c: Moved to config/vms
12932 * config/alpha/vms-crt0.c: Moved to config/vms
12933 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12934 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12935 * config/alpha/xm-vms.h: Moved to config/vms
12936 * config/alpha/x-vms: Moved to config/vms
12937 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12939 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12940 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12942 * config/vms/t-vms64: Moved here from config/alpha
12943 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12944 (argc,argv,envp): Enforce 32bit malloc'ing.
12945 * config/vms/vms-psxcrt0-64.c: Likewise.
12946 * config/vms/vms-crt0.c: Moved here from config/alpha.
12947 * config/vms/vms-psxcrt0.c: Likewise.
12948 * config/vms/vms-crtl-64.h: New file.
12949 * config/vms/vms-crtl.h: New file.
12950 * config/vms/vms.opt: New file.
12951 * config/vms/xm-vms64.h: New file.
12952 * config/vms/xm-vms.h: Moved here from config/alpha.
12953 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12955 * config/vms/x-vms: Moved here from config/alpha.
12956 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12957 (vms-ld.o, vms-cc.o): Removed.
12958 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12960 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12962 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12963 correct stack (obvious VMS fix).
12965 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12967 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12968 date, version info if VMS_DEBUGGING_INFO defined.
12969 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12970 size, date calculating code moved here.
12972 2009-07-29 Paul Brook <paul@codesourcery.com>
12974 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12977 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12980 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12981 to DImode when generating insq_le insn.
12983 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12985 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12986 New macro set for VMS_DEBUGGGING_INFO.
12987 (AT_string_form): Use it.
12989 2009-07-28 DJ Delorie <dj@redhat.com>
12991 * config/mep/mep.c (vtext_section): New.
12992 (vftext_section): New.
12993 (ftext_section): New.
12994 (mep_select_section): Add support for functions.
12995 (mep_unique_section): Likewise.
12996 (mep_asm_init_sections): Likewise.
12997 (mep_encode_section_info): Remove it from here.
12999 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
13001 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
13003 * tree.h (TREE_DEPRECATED): Document it is used for types too.
13004 (TYPE_VECTOR_OPAQUE): Use default_def_flag
13006 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13008 * dwarf2out.c (output_file_names): Test new macro
13009 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
13010 (add_comp_dir_attribute): Likewise.
13012 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
13014 * config/i386/mingw-w64.h (LINK_SPEC): Add
13015 separating space between commands.
13017 2009-07-28 Jan Hubicka <jh@suse.cz>
13019 PR tree-optimization/40759
13020 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
13023 2009-07-27 DJ Delorie <dj@redhat.com>
13025 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
13026 types are dword-aligned.
13027 (mep_expand_va_start): Likewise.
13029 2009-07-27 Olivier Hainque <hainque@adacore.com>
13030 Douglas B Rupp <rupp@gnat.com>
13032 * convert.c (convert_to_pointer): Don't assume the target
13033 pointer type is POINTER_SIZE long. Fetch its precision instead.
13035 2009-07-27 Douglas B Rupp <rupp@gnat.com>
13037 * system.h (fopen): Undefine if macro.
13039 2009-07-27 Jakub Jelinek <jakub@redhat.com>
13041 * dwarf2out.c (output_cfi_p): Removed.
13042 (output_cfis): New function.
13043 (output_fde): New function, split from output_call_frame_info.
13044 (output_call_frame_info): Use it.
13045 (dwarf2out_switch_text_section): Use output_cfis.
13047 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13049 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
13050 TARGET_BI_ARCH is specified without enabling SJLJ.
13051 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
13052 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
13054 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
13056 * arm.md (negdi2): Use DImode if forcing a value into a register.
13058 2009-07-26 Ira Rosen <irar@il.ibm.com>
13060 PR tree-optimization/40801
13061 * tree-vect-stmts.c (vectorizable_call): Get previous copy
13062 of vector operand from the previous copy of vector statement.
13063 Pass the correct definition type value to
13064 vect_get_vec_def_for_stmt_copy().
13066 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13068 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
13069 const char ** conversion.
13071 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13073 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
13074 fancy_abort() if !ENABLE_ASSERT_CHECKING.
13075 (gcc_unreachable): Invoke __builtin_unreachable() if
13076 !ENABLE_ASSERT_CHECKING.
13078 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13080 PR rtl-optimization/40445
13081 * emit-rtl.c (next_nonnote_insn_bb): New function.
13082 * rtl.h (next_nonnote_insn_bb): Declare new function.
13083 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
13084 with no successors that is the successor of the ENTRY_BLOCK.
13085 Continue from the top after removing an empty fallthrough block.
13086 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
13087 of next_nonnote_insn.
13089 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13091 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
13093 2009-07-25 Martin Jambor <mjambor@suse.cz>
13095 * c-common.c (c_common_attribute_table): New element for noclone.
13096 (handle_noclone_attribute): New function. Forward-declare.
13097 * tree-inline.c (tree_versionable_function_p): Check for noclone
13099 * doc/extend.texi (Labels as Values): Document need for noclone.
13100 (Function Attributes): Document noclone attribute.
13102 2009-07-25 Jakub Jelinek <jakub@redhat.com>
13104 PR rtl-optimization/34999
13105 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
13106 and dw_fde_switched_cold_to_hot fields.
13107 (output_cfi_p): New function.
13108 (output_call_frame_info): If fde->dw_fde_switched_sections,
13109 output 2 FDEs instead of one with corrupted header.
13110 (dwarf2out_do_cfi_startproc): New function.
13111 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
13112 and fde->dw_fde_switched_cold_to_hot.
13113 (dwarf2out_switch_text_section): Compute
13114 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
13115 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
13116 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
13117 Otherwise, compute fde->dw_fde_switch_cfi.
13119 2009-07-24 Cary Coutant <ccoutant@google.com>
13121 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
13123 2009-07-24 Cary Coutant <ccoutant@google.com>
13125 * cfghooks.c (split_block): Copy discriminator to new block.
13126 * tree-cfg.c (assign_discriminator): Check location of last
13127 instruction in block as well as first.
13129 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
13131 * config/i386/linux.c: Use fputs or putc instead of fprintf
13133 * config/i386/gas.h: Ditto.
13134 * config/i386/x86-64.h: Ditto.
13135 * config/i386/att.h: Ditto.
13137 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13139 * expmed.c (emit_store_flag): Use a recursive call to optimize the
13142 2009-07-24 Martin Jambor <mjambor@suse.cz>
13144 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
13145 (ipa_push_func_to_list_1): Declare.
13146 (ipa_push_func_to_list): New function.
13148 * ipa-prop.c (ipa_push_func_to_list_1): New function.
13149 (ipa_init_func_list): Call ipa_push_func_to_list_1.
13150 (ipa_push_func_to_list): Removed.
13151 (ipa_pop_func_from_list): Clear node_enqueued flag.
13153 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13155 * config/s390/s390.c (override_options): Default
13156 max-unrolled-insns to 100 for z10 tuning.
13158 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
13160 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
13161 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
13162 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
13163 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
13164 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
13165 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
13166 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
13168 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13170 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
13171 use default set in mingw32.h header.
13172 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
13173 64-bit /mingw/include path.
13174 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
13177 2009-07-23 Neil Vachharajani <nvachhar@google.com>
13179 PR rtl-optimization/40209
13180 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
13182 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13184 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
13185 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
13186 with the rest of string where appropriate. Use fputs or putc
13187 instead of fprintf where appropriate.
13189 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13190 Pat Haugen <pthaugen@us.ibm.com>
13191 Revital Eres <ERES@il.ibm.com>
13193 * config/rs6000/vector.md: New file. Move most of the vector
13194 expander support here from altivec.md to allow for the VSX vector
13195 unit in the future. Add support for secondary_reload patterns.
13196 Rewrite the patterns for vector comparison, and vector comparison
13197 predicate instructions so that the RTL expresses the desired
13198 behavior, instead of using unspec.
13200 * config/rs6000/constraints.md ("f" constraint): Use
13201 rs6000_constraints to hold the precalculated register class.
13202 ("d" constraint): Ditto.
13203 ("wd" constraint): New constraint for VSX.
13204 ("wf" constraint): Ditto.
13205 ("ws" constraint): Ditto.
13206 ("wa" constraint): Ditto.
13207 ("wZ" constraint): Ditto.
13208 ("j" constraint): Ditto.
13210 * config/rs6000/predicates.md (vsx_register_operand): New
13212 (vfloat_operand): New predicate for vector.md.
13213 (vint_operand): Ditto.
13214 (vlogical_operand): Ditto.
13215 (easy_fp_constant): If VSX, 0.0 is an easy constant.
13216 (easy_vector_constant): Add VSX support.
13217 (altivec_indexed_or_indirect_operand): New predicate for
13218 recognizing Altivec style memory references with AND -16.
13220 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
13221 for vector secondary reload support.
13222 (rs6000_vector_reg_class): Delete, replacing it with
13223 rs6000_constraints.
13224 (rs6000_vsx_reg_class): Ditto.
13225 (rs6000_constraints): New array to hold the register classes of
13226 each of the register constraints that can vary at runtime.
13227 (builtin_mode_to_type): New static array for builtin function type
13229 (builtin_hash_table): New static hash table for builtin function
13231 (TARGET_SECONDARY_RELOAD): Define target hook.
13232 (TARGET_IRA_COVER_CLASSES): Ditto.
13233 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
13234 registers are 128 bits if VSX memory reference instructions are used.
13235 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
13236 unit is being used.
13237 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
13238 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
13239 Print several of the scheduling related parameters.
13240 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
13241 rs6000_constraints instead of rs6000_vector_reg_class. Move
13242 -mdebug=reg code to rs6000_debug_reg_global. Add support for
13243 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
13244 Altivec. Add VSX support. Setup for secondary reload support on
13245 Altivec/VSX registers.
13246 (rs6000_override_options): Make power7 set the scheduling groups
13247 like the power5. Add support for new debug switches to override
13248 the scheduling defaults. Temporarily disable -mcpu=power7 from
13249 setting -mvsx. Add support for debug switches -malways-hint,
13250 -msched-groups, and -malign-branch-targets.
13251 (rs6000_buitlin_conversion): Add support for returning unsigned
13252 vector conversion functions to fix regressions due to stricter
13254 (rs6000_builtin_mul_widen_even): Ditto.
13255 (rs6000_builtin_mul_widen_odd): Ditto.
13256 (rs6000_builtin_vec_perm): Ditto.
13257 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
13258 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
13259 to zero a register.
13260 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
13261 generated upstream.
13262 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
13263 VSX types for bit operations. Changes to accomidate vector.md.
13264 (bdesc_2arg): Ditto.
13265 (bdesc_1arg): Ditto.
13266 (struct builtin_description_predicates): Rewrite predicate
13267 handling so that RTL describes the operation, instead of passing
13268 the instruction to be used as a string argument.
13269 (bdesc_altivec_preds): Ditto.
13270 (altivec_expand_predicate_builtin): Ditto.
13271 (altivec_expand_builtin): Ditto.
13272 (rs6000_expand_ternop_builtin): Use a switch instead of an if
13273 statement for vsldoi support.
13274 (altivec_expand_ld_builtin): Change to use new names from vector.md.
13275 (altivec_expand_st_builtin): Ditto.
13276 (paired_expand_builtin): Whitespace changes.
13277 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
13278 builtin_mode_to_type table for secondary reload. Call
13279 builtin_function_type to build random builtin functions.
13280 (altivec_init_builtins): Change to use builtin_function_type to
13281 create builtin function types dynamically as we need them.
13282 (builtin_hash_function): New support for hashing the tree types
13283 for builtin function as we need it, rather than trying to build
13284 all of the trees that we need. Add initial preliminary VSX support.
13285 (builtin_function_type): Ditto.
13286 (builtin_function_eq): Ditto.
13287 (builtin_hash_struct): Ditto.
13288 (rs6000_init_builtins): Ditto.
13289 (rs6000_common_init_builtins): Ditto.
13290 (altivec_init_builtins): Ditto.
13291 (rs6000_common_init_builtins): Ditto.
13292 (enum reload_reg_type): New enum for simplifing reg classes.
13293 (rs6000_reload_register_type): Simplify register classes into GPR,
13294 Vector, and other registers. Altivec and VSX addresses in reload.
13295 (rs6000_secondary_reload_inner): Ditto.
13296 (rs6000_ira_cover_classes): New target hook, that returns the
13297 appropriate cover classes, based on -mvsx being used or not.
13298 (rs6000_secondary_reload_class): Add VSX support.
13299 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
13300 (get_vsel_insn): Ditto.
13301 (rs6000_emit_vector_compare): Rewrite vector conditional support
13302 so that where we can, we use RTL operators, instead of blindly use
13304 (rs6000_emit_vector_select): Ditto.
13305 (rs6000_emit_vector_cond_expr): Ditto.
13306 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
13307 (create_TOC_reference): Add -mdebug=addr support.
13308 (emit_frame_save): VSX loads/stores need register indexed addressing.
13310 * config/rs6000/rs6000.md: Include vector.md.
13312 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
13314 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13315 support for V2DI, V2DF in logical, permute, select operations.
13317 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
13318 switch for vsx/power7.
13319 (-mvsx-scalar-memory): Ditto.
13320 (-mvsx-align-128): Ditto.
13321 (-mallow-movmisalign): Ditto.
13322 (-mallow-df-permute): Ditto.
13323 (-msched-groups): Ditto.
13324 (-malways-hint): Ditto.
13325 (-malign-branch-targets): Ditto.
13327 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
13329 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
13330 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
13331 (rs6000_vector_reg_class): Delete.
13332 (rs6000_vsx_reg_class): Ditto.
13333 (enum rs6000_reg_class_enum): New enum for the constraints that
13334 vary based on target switches.
13335 (rs6000_constraints): New array to hold the register class for all
13336 of the register constraints that vary based on the switches used.
13337 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
13338 (enum rs6000_builtins): Add unsigned varients for the builtin
13339 declarations returned by target hooks for expanding multiplies,
13340 select, and permute operations. Add VSX builtins.
13341 (enum rs6000_builtin_type_index): Add entries for VSX.
13342 (V2DI_type_node): Ditto.
13343 (V2DF_type_node): Ditto.
13344 (unsigned_V2DI_type_node): Ditto.
13345 (bool_long_type_node): Ditto.
13346 (intDI_type_internal_node): Ditto.
13347 (uintDI_type_internal_node): Ditto.
13348 (double_type_internal_node): Ditto.
13350 * config/rs6000/altivec.md (whole file): Move all expanders to
13351 vector.md from altivec.md. Rename insn matching functions to be
13353 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
13354 (altivec_vcmp*): Ditto.
13355 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
13356 (VM): New iterator for moves that includes the VSX types.
13357 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
13358 (altivec_vperm_<mode>_uns): New, for unsigned types.
13359 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
13360 (altivec_eq<mode>): Ditto.
13361 (altivec_gt<mode>): Ditto.
13362 (altivec_gtu<mode>): Ditto.
13363 (altivec_eqv4sf): Ditto.
13364 (altivec_gev4sf): Ditto.
13365 (altivec_gtv4sf): Ditto.
13366 (altivec_vcmpbfp_p): Ditto.
13368 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
13370 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
13373 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13376 * config/i386/i386.c (output_387_ffreep): Rewrite to use
13377 ASM_SHORT instead of .word.
13378 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
13379 instead of .word in asm template.
13381 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
13384 * ira-lives.c (bb_has_abnormal_call_pred): New function.
13385 (process_bb_node_lives): Use it.
13387 * ira.c (setup_cover_and_important_classes): Don't setup
13388 ira_important_class_nums. Add cover classes to the end of
13390 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13392 (find_reg_class_closure): Use reorder_important_classes.
13394 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13396 * config/i386/i386.c (i386_ira_cover_classes): New function.
13397 (TARGET_IRA_COVER_CLASSES): Redefine.
13399 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13400 importance of order of cover classes in the array.
13402 2009-07-22 Diego Novillo <dnovillo@google.com>
13404 * tree-pass.h (TDF_EH): Define.
13405 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13406 contains TDF_EH, print the EH region number holding GS.
13407 * tree-dump.c (dump_options): Add "eh".
13408 * doc/invoke.texi: Document it.
13410 2009-07-22 Doug Kwan <dougkwan@google.com>
13412 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13414 2009-07-22 Michael Matz <matz@suse.de>
13416 PR tree-optimization/35229
13417 PR tree-optimization/39300
13419 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13420 (inhibit_phi_insertion): New function.
13421 (insert_into_preds_of_block): Call it for REFERENCEs.
13422 (init_pre): Initialize and finalize scalar evolutions.
13423 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13425 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13427 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13428 Use CONST_VECTOR_NUNITS to determine number of elements.
13430 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13432 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13433 (U, W): Constraints are now deprecated and will be removed if we
13434 run out of letters.
13435 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13437 ("prefetch"): Add the stcmh instruction for prefetching.
13438 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13440 (s390_short_displacement): Return always true if compiling for
13441 machines not providing the long displacement facility.
13442 (s390_mem_constraint): Support the new constraint letter Z.
13443 (s390_check_qrst_address): New function.
13445 2009-07-21 DJ Delorie <dj@redhat.com>
13447 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13450 2009-07-21 Jason Merrill <jason@redhat.com>
13452 * c-common.c (max_tinst_depth): Increase default to 1024.
13454 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13456 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13457 (vec_unpacku_float_lo_v4si): Ditto.
13459 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13462 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13463 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13464 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13465 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13467 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13469 PR tree-optimization/40813
13470 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13473 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13475 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13476 with a NOP_EXPR if needed.
13478 2009-07-21 Paul Brook <paul@codesourcery.com>
13480 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13481 Terminate debug dump with newline.
13483 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13485 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13486 Cast "1" to unsigned HOST_WIDE_INT.
13487 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13488 deposit length to the maximum length - lsb. Extend length if
13489 HOST_BITS_PER_WIDE_INT is 32.
13491 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13493 * cgraph.h (constant_pool_htab): New function.
13494 (constant_descriptor_tree): Move from varasm.c.
13495 * varasm.c (constant_pool_htab): New function.
13496 (constant_descriptor_tree): Move to cgraph.h.
13498 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13500 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13502 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13504 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13507 2009-07-20 Xinliang David Li <davidxl@google.com>
13509 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13511 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13513 * config/mips/mips.md (move_type): Add arith.
13514 (type): Handle arith.
13515 (zero_extendsidi2): Rename this into ...
13516 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13517 (zero_extendsidi2): New expander.
13518 (*zero_extendsidi2_dext): New pattern.
13520 2009-07-20 Nick Clifton <nickc@redhat.com>
13522 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13523 to set MIPS_ABI_DEFAULT.
13524 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13526 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13528 * tree-object-size.c (addr_object_size): Handle unions with
13529 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13531 PR tree-optimization/40792
13532 * tree.c (build_function_type_skip_args): Remove bogus assert.
13534 2009-07-20 Jan Hubicka <jh@suse.cz>
13535 Martin Jambor <mjambor@suse.cz>
13537 * cgraph.h (combined_args_to_skip): New field.
13538 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13539 combined_args_to_skip and args_to_skip.
13540 * tree-inline.c (update_clone_info): New function.
13541 (tree_function_versioning): Call update_clone_info.
13542 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13544 (cgraph_materialize_all_clones): More extensive dumping, working
13545 with combined_args_to_skip rather than args_to_skip.
13547 2009-07-20 Ira Rosen <irar@il.ibm.com>
13549 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13550 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13551 (get_initial_def_for_reduction): Likewise.
13552 (vectorizable_reduction): Skip the check of first operand in case
13553 of COND_EXPR. Add check that it is outer loop vectorization if
13554 nested cycle was detected. Call vectorizable_condition() for
13555 COND_EXPR. If reduction epilogue cannot be created do not fail for
13556 nested cycles (if it is not double reduction). Assert that there
13557 is only one type in the loop in case of COND_EXPR. Call
13558 vectorizable_condition() to vectorize COND_EXPR.
13559 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13560 Add parameters. Allow nested cycles if called from
13561 vectorizable_reduction(). Use reduction vector variable if provided.
13562 (vect_analyze_stmt): Call vectorizable_reduction() before
13563 vectorizable_condition().
13564 (vect_transform_stmt): Update call to vectorizable_condition().
13566 2009-07-20 Christian Bruel <christian.bruel@st.com>
13568 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13569 * doc/invoke.texi (-mfmovd): Likewise.
13570 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13572 2009-07-20 Jan Hubicka <jh@suse.cz>
13574 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13575 when handling SSA name.
13577 2009-07-19 Jan Hubicka <jh@suse.cz>
13579 PR tree-optimization/40676
13580 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13581 virtual PHIs in empty BBs.
13583 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13585 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13586 re-expanded the compound use gen_lowpart instead to convert to the
13589 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13591 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13592 OUTER_CONST arguments.
13593 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13594 the new wider mode will be masked off.
13595 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13597 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13599 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13600 high-order bits are zero.
13602 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13604 * combine.c (simplify_shift_const_1): Split code to determine
13605 shift_mode into ...
13606 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13607 new bits shifted in are identical to the old sign bit.
13609 2009-07-18 Richard Guenther <rguenther@suse.de>
13612 * gimplify.c (gimplify_call_expr): Reject code using results from
13613 functions returning void.
13615 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13617 * doc/md.texi: Document the new PowerPC "es" constraint.
13618 Document that "m" can include automodified addresses on this target,
13619 and explain how %U must be used. Extend the "Q" and "Z" documentation
13620 to suggest "es" as well as "m".
13621 * config/rs6000/constraints.md (es): New memory constraint.
13622 (Q, Z): Update strings to match new documentation.
13624 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13626 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13627 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13628 * config/rs6000/predicates.md (volatile_mem_operand): Use
13629 offsettable_nonstrict_memref_p.
13630 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13631 (*floatunssidf2_internal): Likewise.
13632 (*fix_truncdfsi2_internal): Likewise.
13633 (*fix_trunctfsi2_internal): Likewise.
13635 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13637 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13638 atmega32u2 devices.
13639 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13641 2009-07-17 Richard Guenther <rguenther@suse.de>
13644 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13645 (pass_warn_unused_result): Likewise.
13646 (TODO_set_props): Remove.
13647 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13649 (pass_diagnose_omp_blocks): Define.
13650 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13651 (c_gimple_diagnostics_recursively): Remove.
13652 (finish_function): Do not call it.
13653 (c_write_global_declarations): Continue after errors.
13654 Finalize the CU here.
13655 * c-gimplify.c (c_genericize): Do not gimplify here.
13656 * c-common.c (c_warn_unused_result): Move ...
13657 * tree-cfg.c (do_warn_unused_result): ... here.
13658 (run_warn_unused_result): New function.
13659 (gate_warn_unused_result): New function.
13660 (pass_warn_unused_result): New pass.
13661 * c-common.h (c_warn_unused_result): Remove.
13662 * flags.h (flag_warn_unused_result): Declare.
13663 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13664 * opts.c (flag_warn_unused_result): Initialize to false.
13665 * toplev.c (compile_file): Add comment.
13666 * omp-low.c (create_omp_child_function): Do not register
13667 the function with the frontend.
13668 (diagnose_omp_structured_block_errors): Prepare to be
13669 called as optimization pass.
13670 (gate_diagnose_omp_blocks): New function.
13671 (pass_diagnose_omp_blocks): New pass.
13672 * cgraph.h (cgraph_optimize): Remove.
13673 (cgraph_analyze_function): Likewise.
13674 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13675 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13676 before their parents here.
13677 (cgraph_finalize_function): Not here.
13678 (cgraph_analyze_function): Gimplify functions here.
13679 (cgraph_finalize_compilation_unit): Continue after errors.
13680 Optimize the callgraph from here.
13681 (cgraph_optimize): Make static.
13682 * langhooks.c (write_global_declarations): Finalize the CU.
13683 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13684 (gimplify_function_tree): Assert we gimplify only once.
13685 Set PROP_gimple_any property.
13686 * tree-nested.c (gimplify_all_functions): New function.
13687 (lower_nested_functions): Gimplify all nested functions.
13688 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13689 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13690 and pass_diagnose_omp_blocks after gimplification. Do not
13691 set TODO_set_props on all_lowering_passes.
13692 (execute_one_pass): Do not handle TODO_set_props.
13693 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13694 (gimplify.o): Add tree-pass.h dependency.
13695 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13696 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13697 (unsave_r): Likewise.
13698 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13699 temporary variable.
13701 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13703 * doc/service.texi (Service): Restore previously removed link,
13704 which isn't broken after all.
13706 2009-07-17 Richard Guenther <rguenther@suse.de>
13708 PR tree-optimization/40321
13709 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13710 PHI nodes to the maximal set.
13711 (make_values_for_phi): Add PHI arguments to the maximal set.
13712 (execute_pre): Dump PHI_GEN and the maximal set.
13714 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13717 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13720 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13722 * doc/extend.texi (Nested Functions): Replace broken link with
13724 * doc/service.texi (Service): Remove broken link.
13726 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13729 * builtins.c (expand_builtin_memcmp): Use loc instead of
13730 EXPR_LOCATION (exp).
13731 (expand_builtin_strncmp): Likewise.
13733 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13734 Manuel López-Ibáñez <manu@gcc.gnu.org>
13737 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13738 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13739 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13740 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13741 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13742 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13743 tree-inline.c, c-common.c, c-common.h, gimple.c,
13744 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13745 convert.c: Add location argument to fold_{unary,binary,ternary},
13746 fold_build[123], build_call_expr, build_size_arg,
13747 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13748 fold_build1_initializer, fold_build2_initializer,
13749 fold_build3_initializer, fold_build_call_array,
13750 fold_build_call_array_initializer, fold_single_bit_test,
13751 omit_one_operand, omit_two_operands, invert_truthvalue,
13752 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13753 combine_comparisons, fold_builtin_*, fold_call_expr,
13754 build_range_check, maybe_fold_offset_to_address, round_up,
13757 2009-07-16 Jason Merrill <jason@redhat.com>
13760 * c-common.c (c_common_reswords): Add __is_standard_layout
13762 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13763 * doc/implement-cxx.texi: New.
13764 * doc/gcc.texi: Include it.
13766 2009-07-16 DJ Delorie <dj@redhat.com>
13768 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13769 compares that may be indirectly affected by previous instructions.
13771 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13773 * builtins.c (do_mpc_arg2): New.
13774 (fold_builtin_2): Fold builtin cpow.
13775 * real.h (HAVE_mpc_pow): New.
13777 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13779 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13780 comparison to skip unprofitable schedule
13782 2009-07-16 Simon Baldwin <simonb@google.com>
13784 * gcc.c (option_map): New flag -no-canonical-prefixes.
13785 * (display_help): Print help text for new flag.
13786 * (process_command): Move options translation and language specifics
13787 and handle new flag early. Use it to set a function pointer to a
13788 prefix builder. Replace make_relative_prefix calls with calls to
13789 the function pointed to. Ignore new flag in regular options handling.
13790 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13792 2009-07-15 DJ Delorie <dj@redhat.com>
13794 * config/mep/mep.md (sibcall_internal): Change register to avoid
13795 argument registers.
13796 (sibcall_value_internal): Likewise.
13798 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13800 PR rtl-optimization/40710
13801 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13803 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13805 * config/mips/mips.md (*extenddi_truncate<mode>,
13806 *extendsi_truncate<mode>): Change type attribute to move_type
13807 with shift_shift. Split out code handling exts from here ...
13808 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13810 (*extendhi_truncateqi): Change type attribute to move_type with
13811 shift_shift. Split out code handling exts from here ...
13812 (*extendhi_truncateqi_exts): ... to this new pattern.
13814 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13816 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13817 instead of "and" with inverted sign bit mask value. Use
13818 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13819 Allocate registers only for operand 4 and operand 5.
13821 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13823 PR middle-end/40747
13824 * fold-const.c (fold_cond_expr_with_comparison): When folding
13825 < and <= to MIN, make sure the MIN uses the same type as the
13826 comparison's operands.
13828 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13830 * arm.md (ior_xor): New code iterator.
13831 (split for ior/xor with shift and zero-extend): New split pattern.
13832 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13834 2009-07-15 Richard Guenther <rguenther@suse.de>
13836 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13839 2009-07-15 Richard Guenther <rguenther@suse.de>
13841 PR middle-end/40753
13842 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13844 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13846 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13847 handle 2.6.30 kernel.
13849 2009-07-15 DJ Delorie <dj@redhat.com>
13851 * config/mep/mep.md (sibcall_internal): Change register to allow
13852 for 24-bit addresses.
13853 (sibcall_value_internal): Likewise.
13855 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13857 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13858 that are enabled/disabled by the flags introduced by a previous patch.
13860 2009-07-14 DJ Delorie <dj@redhat.com>
13862 * config/mep/mep.md (sibcall_internal): Include non-toggling
13864 (sibcall_value_internal): Likewise.
13866 2009-07-14 Taras Glek <tglek@mozilla.com>
13867 Rafael Espindola <espindola@google.com>
13869 * doc/sourcebuild.texi: Document install-plugin target.
13870 * configure.ac: Added install-plugin target to language makefiles.
13871 * configure: Regenerate.
13872 * Makefile.in (install-plugin): Install more headers,
13873 depend on lang.install-plugin.
13875 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13877 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13880 2009-07-14 DJ Delorie <dj@redhat.com>
13882 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13883 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13884 * config/mep/mep.md (sibcall_internal): Change test from
13885 mep_vliw_mode_match to mep_vliw_jmp_match.
13886 (sibcall_value_internal): Likewise.
13888 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13890 * config/i386/sse.md (copysign<mode>3): New expander.
13891 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13892 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13893 Use ix86_build_const_vector.
13894 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13895 IX86_BUILTIN_CPYSGNPD.
13896 (builtin_description): Add __builtin_ia32_copysignps and
13897 __builtin_ia32_copysignpd.
13898 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13899 and BUILT_IN_COPYSIGNF.
13901 2009-07-13 Jason Merrill <jason@redhat.com>
13903 * builtins.c (can_trust_pointer_alignment): New fn.
13904 (get_pointer_alignment): Factor it out from here.
13905 * tree.h: Declare it.
13907 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13909 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13912 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13916 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13918 2009-07-14 Richard Guenther <rguenther@suse.de>
13919 Andrey Belevantsev <abel@ispras.ru>
13921 PR middle-end/40745
13922 * cfgexpand.c (partition_stack_vars): Do not bother to update
13923 alias information when not optimizing.
13925 2009-07-14 Richard Guenther <rguenther@suse.de>
13926 Andrey Belevantsev <abel@ispras.ru>
13928 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13929 (pt_solution_set): Likewise.
13930 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13931 * tree-ssa-structalias.c (pt_solution_set): New function.
13932 * final.c (rest_of_clean_state): Free SSA data structures.
13933 * print-rtl.c (print_decl_name): Remove.
13934 (print_mem_expr): Implement in terms of print_generic_expr.
13935 * alias.c (ao_ref_from_mem): New function.
13936 (rtx_refs_may_alias_p): Likewise.
13937 (true_dependence): Query alias-export info.
13938 (canon_true_dependence): Likewise.
13939 (write_dependence_p): Likewise.
13940 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13942 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13943 (mem_expr_equal_p): Use operand_equal_p.
13944 (set_mem_attributes_minus_bitpos): Do not use
13945 component_ref_for_mem_expr.
13946 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13947 (update_alias_info_with_stack_vars): Likewise.
13948 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13949 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13950 explicitly nor clear stmt operands.
13951 Free the decl-to-pointer map.
13952 * tree-optimize.c (execute_free_datastructures): Do not free
13953 SSA data structures here.
13954 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13955 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13956 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13958 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13960 2009-07-13 DJ Delorie <dj@redhat.com>
13962 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13963 unrolling at the right iteration count.
13965 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13968 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13970 * haifa-sched.c (rank_for_schedule): Introduced flags to
13971 enable/disable individual scheduling heuristics.
13972 * common.opt: Introduced flags to enable/disable individual
13973 heuristics in the scheduler.
13974 * doc/invoke.texi: Introduced flags to enable/disable individual
13975 heuristics in the scheduler.
13977 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13979 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13980 config/i386/mingw-tls.c.
13981 * config/i386/mingw-tls.c: Removed.
13983 2009-07-13 Ira Rosen <irar@il.ibm.com>
13985 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13986 checks access only relevant statements.
13987 (vectorizable_reduction): Likewise.
13989 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13991 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13992 just for 32-bit case.
13994 2009-07-12 Jan Hubicka <jh@suse.cz>
13996 PR tree-optimization/40585
13997 * except.c (expand_resx_expr): When there already is resume
13998 instruction, produce linked list.
13999 (build_post_landing_pads): Assert that resume is empty.
14000 (connect_post_landing_pads): Handle resume lists.
14001 (dump_eh_tree): Dump resume list.
14003 2009-07-12 Ira Rosen <irar@il.ibm.com>
14005 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14006 with additional argument.
14007 * tree-vectorizer.h (enum vect_def_type): Add
14008 vect_double_reduction_def.
14009 (vect_is_simple_reduction): Add argument.
14010 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
14012 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
14013 vect_is_simple_reduction with additional argument.
14014 (vect_analyze_loop_operations): Handle exit phi nodes in case of
14016 (reduction_code_for_scalar_code): Handle additional codes by
14017 returning ERROR_MARK for them. Fix comment and indentation.
14018 (vect_is_simple_reduction): Fix comment, add argument to specify
14019 double reduction. Detect double reduction.
14020 (get_initial_def_for_induction): Fix indentation.
14021 (get_initial_def_for_reduction): Fix comment and indentation.
14022 Handle double reduction. Create initial definitions that do not
14023 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
14024 (vect_create_epilog_for_reduction): Fix comment, add argument to
14025 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
14026 epilogue result extraction. Create double reduction phi node and
14027 replace relevant uses.
14028 (vectorizable_reduction): Call vect_is_simple_reduction with
14029 additional argument. Fix indentation. Update epilogue code treatment
14030 according to the changes in reduction_code_for_scalar_code. Check
14031 for double reduction. Call vect_create_epilog_for_reduction with
14032 additional argument.
14033 * tree-vect-stmts.c (process_use): Handle double reduction, update
14035 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
14036 (vect_get_vec_def_for_operand): Likewise.
14038 2009-07-12 Danny Smith <dansmister@gmail.com>
14040 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
14041 dllexport if !TREE_PUBLIC.
14042 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
14044 2009-07-11 Anatoly Sokolov <aesok@post.ru>
14046 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
14047 (avr_extra_arch_macro) Remove declatation.
14048 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
14049 (avr_extra_arch_macro) Declare as static.
14050 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
14052 2009-07-11 Jan Hubicka <jh@suse.cz>
14054 PR middle-end/48388
14055 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
14057 2009-07-11 Jakub Jelinek <jakub@redhat.com>
14060 * dwarf2out.c (dw_fde_struct): Add in_std_section and
14061 cold_in_std_section bits.
14062 (dwarf2out_begin_prologue): Initialize them.
14063 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
14064 if already covered by text_section or cold_text_section range.
14066 PR rtl-optimization/40667
14067 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
14068 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
14069 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
14070 * config/i386/i386.c (ix86_minimum_alignment): New function.
14071 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
14072 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
14073 * emit-rtl.c (gen_reg_rtx): Likewise.
14074 * function.c (assign_parms): Likewise. If nominal_type needs
14075 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
14076 rather than passed_type's alignment.
14079 * function.c (assign_parm_setup_stack): Adjust
14080 MEM_OFFSET (data->stack_parm) if promoted_mode is different
14081 from nominal_mode on big endian.
14083 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
14085 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
14087 2009-07-10 DJ Delorie <dj@redhat.com>
14089 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
14091 2009-07-10 Mark Mitchell <mark@codesourcery.com>
14093 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
14095 (thumb2_cbnz): Likewise.
14097 2009-07-10 David Daney <ddaney@caviumnetworks.com>
14100 * config.gcc (supported_defaults): Add synci.
14101 (with_synci): Add validation.
14102 (all_defaults): Add synci.
14103 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
14106 * config/mips/mips.opt (msynci): New option.
14107 * config/mips/mips.c (mips_override_options): Warn on use of
14108 -msynci for targets that do now support it.
14109 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
14111 * gcc/doc/invoke.texi (-msynci): Document the new option.
14112 * doc/install.texi (--with-synci): Document the new option.
14114 2009-07-10 Richard Guenther <rguenther@suse.de>
14116 PR tree-optimization/40496
14117 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
14118 the PHI result with a compatible type.
14120 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14124 * c.opt (Wunused-result): New.
14125 * doc/invoke.texi: Document it.
14126 * c-common.c (c_warn_unused_result): Use it.
14128 2009-07-09 DJ Delorie <dj@redhat.com>
14130 * targhooks.c (default_target_can_inline_p): Rename from
14131 default_target_option_can_inline_p.
14132 * targhooks.h (default_target_can_inline_p): Likewise.
14133 * target-def.h (TARGET_CAN_INLINE_P): Rename from
14134 TARGET_OPTION_CAN_INLINE_P.
14135 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
14136 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
14137 (mep_target_can_inline_p): Rename from
14138 mep_target_option_can_inline_p.
14141 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
14142 registers used to pass vectors.
14144 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
14146 2009-07-09 Tom Tromey <tromey@redhat.com>
14148 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
14149 * config/mmix/mmix.c: Include dwarf2.h.
14150 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
14151 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
14152 * config/sh/sh.c: Include dwarf2.h.
14153 * config/i386/i386.c: Include dwarf2.h.
14154 * Makefile.in (DWARF2_H): Remove 'elf'.
14155 * except.c: Include dwarf2.h.
14156 * unwind-dw2.c: Include dwarf2.h.
14157 * dwarf2out.c: Include dwarf2.h.
14158 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
14159 * unwind-dw2-fde.c: Include dwarf2.h.
14160 * dwarf2asm.c: Include dwarf2.h.
14162 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14164 * haifa-sched.c (insn_finishes_cycle_p): New static function.
14165 (max_issue): Use it.
14166 * sched-int.h (struct sched_info: insn_finishes_block_p): New
14168 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
14169 (region_sched_info): Update.
14170 * sched-ebb.c (ebb_sched_info): Update.
14171 * modulo-sched.c (sms_sched_info): Update.
14172 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
14174 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14176 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
14178 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
14180 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
14182 2009-07-09 Jakub Jelinek <jakub@redhat.com>
14184 PR middle-end/40692
14185 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
14186 arg1 with arg01 if arg1 is already INTEGER_CST.
14188 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14190 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
14191 Transform (and (truncate)) into (truncate (and)).
14193 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14195 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
14196 creating LHS paradoxical subregs. Fix surrounding returns to
14197 use NULL_RTX rather than 0.
14199 2009-07-08 DJ Delorie <dj@redhat.com>
14201 * config/mep/mep.c (mep_option_can_inline_p): New.
14202 (TARGET_OPTION_CAN_INLINE_P): Define.
14204 2009-07-08 Mark Wielaard <mjw@redhat.com>
14207 * dwarf2out.c (add_data_member_location_attribute): When we have
14208 only a constant offset don't emit a new location description using
14209 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
14212 2009-07-08 Richard Henderson <rth@redhat.com>
14215 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
14216 (enum reg_class): Add CLOBBERED_REGS.
14217 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
14218 * config/i386/i386.c (ix86_conditional_register_usage): Moved
14219 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
14220 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
14221 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
14222 force 64-bit sibcalls into R11.
14223 * config/i386/constraints.md (U): New constraint.
14224 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
14225 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
14226 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
14228 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
14230 * basic-block.h (dump_regset, debug_regset): Remove duplicate
14232 * c-objc-common.h (c_initialize_diagnostics): Ditto.
14233 * ebitmap.h (dump_ebitmap): Ditto.
14234 * optabs.h (optab_libfunc): Ditto.
14235 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
14236 * tree-flow.h (vect_can_force_dr_alignment_p,
14237 get_vectype_for_scalar_type): Ditto.
14238 (vectorize_loops): Move prototype to ...
14239 * tree-vectorizer.h: ... here. Also, adjust comment.
14240 (vect_set_verbosity_level): Remove duplicate prototype.
14241 * tree-ssa-loop.c: Include tree-vectorizer.h.
14242 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
14244 2009-07-08 Nick Clifton <nickc@redhat.com>
14246 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
14249 2009-07-08 DJ Delorie <dj@redhat.com>
14251 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
14252 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
14253 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
14255 * config/mep/intrinsics.md: Regenerated.
14256 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
14257 registers when asm() or calls are detected.
14259 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14262 * gimplify.c (gimplify_expr): Propagate no_warning flag when
14264 * gimple (gimple_build_call_from_tree): Likewise.
14265 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
14266 no_warning flag before warning.
14268 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14270 * tree.c (set_expr_locus): Remove.
14271 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14272 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
14274 * gimplify.c (internal_get_tmp_var): Likewise.
14275 (gimplify_call_expr): Likewise.
14276 (gimplify_one_sizepos): Likewise.
14278 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
14281 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
14282 to variables for debugging purposes.
14284 2009-06-23 Mark Loeser <mark@halcy0n.com>
14287 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
14289 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14291 * pretty-print.c (pp_base_format): Remove %J.
14292 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14293 gcc_cxxdiag_char_table): Likewise.
14294 (init_dynamic_diag_info): Likewise.
14296 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14298 * pretty-print.c (pp_base_format): Remove %H.
14299 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14300 gcc_cxxdiag_char_table): Likewise.
14301 (init_dynamic_diag_info): Likewise.
14302 * config/mep/mep.c (mep_select_section): Likewise.
14304 2009-07-07 Duncan Sands <baldrick@free.fr>
14306 * final.c (pass_clean_state): Give the pass a name.
14307 * passes.c (pass_rest_of_compilation): Likewise.
14308 * tree-optimize.c (pass_all_optimizations): Likewise.
14310 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
14312 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
14313 an extra 'decl' for error_at.
14315 2009-07-07 Jakub Jelinek <jakub@redhat.com>
14317 PR middle-end/40669
14318 * tree-tailcall.c (adjust_return_value_with_ops,
14319 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
14320 if it has complex or vector type.
14322 2009-07-07 Olivier Hainque <hainque@adacore.com>
14324 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
14327 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
14329 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
14331 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14333 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
14334 * c-decl.c: Likewise.
14335 * function.c: Likewise.
14336 * varasm.c: Likewise.
14337 * tree-ssa.c: Likewise.
14338 * c-common.c: Likewise.
14339 * tree-cfg.c: Likewise.
14340 * config/spu/spu.c: Likewise.
14341 * config/ia64/ia64.c: Likewise.
14342 * config/v850/v850.c: Likewise.
14344 2009-07-06 DJ Delorie <dj@redhat.com>
14346 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
14347 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
14348 unspecified accesses to control registers.
14349 * config/mep/intrinsics.md: Regenerate.
14350 * config/mep/intrinsics.h: Regenerate.
14351 * config/mep/mep-intrin.h: Regenerate.
14353 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14355 * c-lex.c: Replace %H by an explicit location. Update all calls.
14356 * c-common.c: Likewise.
14357 * c-decl.c: Likewise.
14358 * c-typeck.c: Likewise.
14359 * fold-const.c: Likewise.
14360 * gimplify.c: Likewise.
14361 * stmt.c: Likewise.
14362 * tree-cfg.c: Likewise.
14363 * tree-ssa-loop-niter.c: Likewise.
14364 * tree-vrp.c: Likewise.
14365 * value-prof.c: Likewise.
14367 2009-07-06 Diego Novillo <dnovillo@google.com>
14369 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
14370 if it has one. Handle cases where VAR does not have an
14371 annotation or cfun is NULL.
14373 2009-07-06 Diego Novillo <dnovillo@google.com>
14375 * tree.c: Include debug.h.
14376 (initialize_tree_contains_struct): New.
14377 (init_ttree): Call it.
14378 (tree_node_structure_for_code): Factor out of ...
14379 (tree_node_structure): ... here.
14380 * treestruct.def (TS_PHI_NODE): Remove.
14381 (TS_GIMPLE_STATEMENT): Remove.
14383 2009-07-06 Diego Novillo <dnovillo@google.com>
14385 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14386 (debug_tree_chain): Handle cycles.
14388 2009-07-06 Nick Clifton <nickc@redhat.com>
14389 DJ Delorie <dj@redhat.com>
14391 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14392 __FMOVD_ENABLED__ is defined.
14394 (TARGET_FMOVD): Provide a default definition.
14395 (MASK_FMOVD): Likewise.
14396 (TARGET_CPU_CPP_BUILTINS): Define
14397 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14398 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14399 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14400 (split for DF load from memory into register): Also handle
14401 MEMs which consist of REG+DISP addressing.
14402 (split for DF store from register to memory): Likewise.
14403 (movsf_ie): Always use single fp_mode.
14404 * config/sh/sh.c (sh_override_options): Do not automatically
14405 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14406 that to the -mfmovd command line switch.
14407 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14408 (fldi_ok): Always allow.
14409 * config/sh/sh.opt (mfmovd): Remove this switch.
14410 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14412 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14413 Kaz Kojima <kkojima@gcc.gnu.org>
14415 PR rtl-optimization/30807
14416 * postreload.c (reload_combine): For every new use of REG_SUM,
14417 record the use of BASE.
14419 2009-07-06 Jan Hubicka <jh@suse.cz>
14421 * params.def: Revert my accidental commit at 2009-06-30.
14423 2009-07-04 Ian Lance Taylor <iant@google.com>
14426 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14428 (mingw_format_attribute_overrides): Likewise.
14430 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14433 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14434 don't check cfa.reg. Instead of cfa.indirect use
14435 fde && fde->drap_reg != INVALID_REGNUM test.
14437 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14439 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14441 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14444 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14446 2009-07-03 Richard Guenther <rguenther@suse.de>
14448 PR tree-optimization/40640
14449 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14452 2009-07-03 Jan Hubicka <jh@suse.cz>
14454 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14455 for size, reduce amount of inlining.
14457 2009-07-03 Richard Guenther <rguenther@suse.de>
14459 PR middle-end/34163
14460 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14461 if t +- x is known to not overflow and the conversion widens the
14463 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14465 2009-07-03 Jan Hubicka <jh@suse.cz>
14467 * ipa-pure-const.c (analyze): Update loop optimizer init.
14468 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14469 try_remove_empty_loop, remove_empty_loops): Remove.
14470 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14471 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14472 to mark regular loops as neccesary.
14473 (degenerate_phi_p): New function.
14474 (propagate_necessity, remove_dead_phis): Use it.
14475 (forward_edge_to_pdom): Likewise.
14476 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14477 virtual PHI nodes that became unreachable.
14478 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14479 * tree-flow.h (remove_empty_loops): Remove.
14480 * passes.c (init_optimization_passes): Remove.
14482 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14484 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14485 can_create_pseudo_p.
14486 (*fix_trunc<mode>_i387_1): Ditto.
14487 (*floathi<mode>2_1): Ditto.
14488 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14489 (*fistdi2_1): Ditto.
14490 (*fist<mode>2_1): Ditto.
14491 (frndintxf2_floor): Ditto.
14492 (*fist<mode>2_floor_1): Ditto.
14493 (frndintxf2_ceil): Ditto.
14494 (*fist<mode>2_ceil_1): Ditto.
14495 (frndintxf2_trunc): Ditto.
14496 (frndintxf2_mask_pm): Ditto.
14497 (fxam<mode>2_i387_with_temp): Ditto.
14498 * config/i386/sse.md (mulv16qi3): Ditto.
14499 (*sse2_mulv4si3): Ditto.
14501 (sse4_2_pcmpestr): Ditto.
14502 (sse4_2_pcmpistr): Ditto.
14504 2009-07-03 Jan Hubicka <jh@suse.cz>
14506 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14507 (mark_stmt_necessary): Set it.
14508 (mark_operand_necessary): Set it.
14509 (mark_control_dependent_edges_necessary): Set it.
14510 (mark_virtual_phi_result_for_renaming): New function.
14511 (get_live_post_dom): New function.
14512 (forward_edge_to_pdom): New function.
14513 (remove_dead_stmt): Fix handling of control dependences.
14514 (tree_dce_init): Init new bitmap.
14515 (tree_dce_done): Free it.
14517 2009-07-02 Richard Guenther <rguenther@suse.de>
14520 * tree-ssa-structalias.c (new_var_info): Initialize
14523 2009-07-02 Jan Hubicka <jh@suse.cz>
14525 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14528 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14530 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14531 instead of recomputing it. Adjust calls.
14532 (emit_store_flag): Adjust recursive calls.
14534 2009-07-02 Richard Guenther <rguenther@suse.de>
14536 * tree-ssa-live.c (remove_unused_locals): Do not remove
14538 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14539 of DECL_EXTERNAL for HEAP variables.
14540 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14541 HEAP variables. Do not adjust RESTRICT vars.
14542 (find_what_var_points_to): Nobody cares if something
14543 points to READONLY.
14545 2009-07-02 Ben Elliston <bje@au.ibm.com>
14547 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14548 pc_low and pc_high declarations to the top of the function.
14550 2009-07-01 DJ Delorie <dj@redhat.com>
14552 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14553 registers as fixed.
14554 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14555 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14556 unspecified accesses to control registers.
14557 * config/mep/intrinsics.md: Regenerate.
14558 * config/mep/intrinsics.h: Regenerate.
14559 * config/mep/mep-intrin.h: Regenerate.
14561 2009-07-01 Anthony Green <green@moxielogic.com>
14563 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14564 instruction when possible.
14565 (moxie_expand_prologue): Ditto. Also, save an instruction and
14566 some complexity by popping off of $r12 instead of $sp.
14567 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14570 2009-07-01 Richard Henderson <rth@redhat.com>
14573 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14574 contained no insns, reposition note before last insn.
14576 2009-07-01 Richard Henderson <rth@redhat.com>
14579 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14580 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14582 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14585 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14586 darwin9 for printing reg addresses with %y.
14588 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14590 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14591 truncation from operands in binary operations.
14593 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14596 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14597 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14598 subreg of op0 to the original op0.
14600 * expmed.c (store_bit_field_1): Use a temporary as the destination
14601 instead of a paradoxical subreg when we need to truncate the result.
14603 2009-07-01 DJ Delorie <dj@redhat.com>
14605 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14606 names to VLIW variants.
14607 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14608 * config/mep/intrinsics.md: Regenerate.
14609 * config/mep/intrinsics.h: Regenerate.
14610 * config/mep/mep-intrin.h: Regenerate.
14612 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14615 * jump.c (returnjump_p): Revert last patch.
14616 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14618 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14621 * pa.md (casesi32p): Use jump table label to determine the offset
14623 (casesi64p): Likewise.
14625 * pa.c (forward_branch_p): Return bool type. Use instruction
14626 addresses when available. Assert that INSN has a jump label.
14627 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14630 2009-07-01 Richard Guenther <rguenther@suse.de>
14632 PR tree-optimization/19831
14633 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14634 that only act as barriers do not make any previous stores necessary.
14635 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14636 HEAP variables global, do not add a constraint from nonlocal.
14637 (find_func_aliases): Handle escapes through return statements.
14638 (compute_points_to_sets): Make escaped HEAP variables global.
14640 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14643 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14644 after reducing a DImode cstore to SImode.
14646 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14648 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14649 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14651 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14653 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14654 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14656 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14657 and umod_optab if TARGET_BSD_DIVMOD.
14658 * config/vax/lib1funcs.asm: New file.
14659 * config/vax/t-linux: New file.
14660 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14662 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14665 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14666 to type arguments that have void type.
14669 * dwarf2out.c (gen_formal_parameter_die): Call
14670 equate_decl_number_to_die if node is different from origin.
14672 2009-06-30 Anthony Green <green@moxielogic.com>
14674 Clean up moxie port for --enable-build-with-cxx.
14675 * config/moxie/moxie.c (moxie_function_value): First two
14676 parameters are const_tree, not tree.
14677 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14678 (REG_CLASS_NAMES): Ditto.
14679 (REGNO_REG_CLASS): Ditto.
14680 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14681 (moxie_function_value): Fix constyness of arguments.
14683 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14685 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14686 finalize_size_functions before further processing.
14687 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14688 (variable_size): Call self_referential_size on size expressions
14689 that contain a PLACEHOLDER_EXPR.
14690 (size_functions): New static variable.
14691 (copy_self_referential_tree_r): New static function.
14692 (self_referential_size): Likewise.
14693 (finalize_size_functions): New global function.
14694 * tree.c: Include tree-inline.h.
14695 (push_without_duplicates): New static function.
14696 (find_placeholder_in_expr): New global function.
14697 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14699 <tcc_expression>: Likewise.
14700 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14701 the call in the expression.
14702 * tree.h (finalize_size_functions): Declare.
14703 (find_placeholder_in_expr): Likewise.
14704 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14705 (substitute_placeholder_in_expr): Update comment.
14706 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14708 (copy_tree_body_r): Likewise.
14709 (copy_tree_body): New static function.
14710 (maybe_inline_call_in_expr): New global function.
14711 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14712 (maybe_inline_call_in_expr): Declare.
14713 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14714 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14717 2009-06-30 Richard Guenther <rguenther@suse.de>
14719 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14721 (propagate_necessity): Do not mark reaching defs of stores
14724 2009-06-30 Jan Hubicka <jh@suse.cz>
14726 * cfgloopanal.c (check_irred): Move into ...
14727 (mark_irreducible_loops): ... here; return true if ireducible
14729 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14730 (analyze_function): Try to prove loop finiteness.
14731 * cfgloop.h (mark_irreducible_loops): Update prototype.
14732 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14734 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14736 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14738 2009-06-30 Ira Rosen <irar@il.ibm.com>
14740 PR tree-optimization/40542
14741 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14744 2009-06-30 Martin Jambor <mjambor@suse.cz>
14746 PR tree-optimization/40582
14747 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14748 than useless_type_conversion_p.
14749 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14752 2009-06-30 Martin Jambor <mjambor@suse.cz>
14754 PR middle-end/40554
14755 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14757 2009-06-30 Richard Guenther <rguenther@suse.de>
14759 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14760 use ao_ref references.
14761 (walk_aliased_vdefs): Likewise.
14762 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14763 * tree-ssa-dce.c (struct ref_data): Remove.
14764 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14765 (mark_aliased_reaching_defs_necessary): Adjust.
14766 (mark_all_reaching_defs_necessary_1): Likewise.
14768 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14771 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14772 (emit_store_flag_1): Extract from emit_store_flag, adjust
14773 calls to (what now is) emit_cstore.
14774 (emit_store_flag): Call emit_store_flag_1 and also use it
14775 for what used to be recursive calls.
14777 2009-06-30 Wei Guozhi <carrot@google.com>
14780 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14781 if the target bb post dominates from bb.
14782 * config/i386/i386.c (memory_address_length): Check existence of base
14783 register before using it.
14785 2009-06-30 Nick Clifton <nickc@redhat.com>
14786 DJ Delorie <dj@redhat.com>
14788 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14789 __FMOVD_ENABLED__ is defined.
14791 (TARGET_FMOVD): Provide a default definition.
14792 (MASK_FMOVD): Likewise.
14793 (TARGET_CPU_CPP_BUILTINS): Define
14794 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14795 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14796 two fmov instructions depending upon whether TARGET_FMOVD is
14798 (split for DF load from memory into register): Also handle
14799 MEMs which consist of REG+DISP addressing.
14800 (split for DF store from register to memory): Likewise.
14801 * config/sh/sh.opt (mfmovd): Remove this switch.
14802 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14803 * config/sh/sh.c (sh_override_options): Do not automatically
14804 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14805 that to the -mfmovd command line switch.
14807 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14809 (fldi_ok): Always allow.
14810 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14812 2009-06-29 DJ Delorie <dj@redhat.com>
14814 * doc/install.texi (mep-x-elf): Correct chip's full name.
14816 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14818 * doc/extend.texi: Fix typo.
14820 2009-06-29 Tom Tromey <tromey@redhat.com>
14822 * dwarf2.h: Remove.
14823 * Makefile.in (DWARF2_H): New variable.
14824 (except.o): Use it.
14825 (dwarf2out.o): Likewise.
14826 (dwarf2asm.o): Likewise.
14827 * config/i386/t-i386: Use DWARF2_H.
14828 * except.c: Include elf/dwarf2.h.
14829 * unwind-dw2.c: Include elf/dwarf2.h.
14830 * dwarf2out.c: Include elf/dwarf2.h.
14831 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14832 <dtprel>: New field.
14833 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14834 (size_of_loc_descr): Likewise.
14835 (output_loc_operands_raw): Likewise.
14836 (output_loc_operands): Handle new dtprel field.
14837 (loc_checksum): Update.
14838 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14839 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14840 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14841 * dwarf2asm.c: Include elf/dwarf2.h.
14842 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14843 * config/mmix/mmix.c: Include elf/dwarf2.h.
14844 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14845 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14846 * config/sh/sh.c: Include elf/dwarf2.h.
14847 * config/i386/i386.c: Include elf/dwarf2.h.
14849 2009-06-29 DJ Delorie <dj@redhat.com>
14851 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14853 * doc/extend.texi: Add MeP attributes and pragmas.
14854 * doc/invoke.text: Add MeP Options.
14855 * doc/contrib.texi: Add MeP contribution.
14856 * doc/md.texi: Add MeP constraints.
14857 * doc/install.texi: Add MeP target.
14859 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14861 * target.h (struct gcc_target): Add frame_pointer_required field.
14862 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14863 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14864 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14866 * reload1.c (update_eliminables): (Ditto.).
14867 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14868 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14869 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14871 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14873 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14874 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14875 (arm_frame_pointer_required): New function.
14877 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14878 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14879 (avr_frame_pointer_required_p): Declare as static.
14880 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14882 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14883 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14884 (bfin_frame_pointer_required): Make as static, change return type
14886 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14888 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14889 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14890 (cris_frame_pointer_required): New function.
14892 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14894 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14895 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14896 (fr30_frame_pointer_required): New function.
14898 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14899 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14900 (frv_frame_pointer_required): Make as static, change return type
14902 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14904 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14905 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14906 (ix86_frame_pointer_required): Make as static, change return type to
14908 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14910 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14911 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14913 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14915 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14917 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14919 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14920 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14921 (mips_frame_pointer_required): Make as static.
14922 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14924 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14925 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14926 (mmix_frame_pointer_required): Mew function.
14928 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14929 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14931 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14933 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14935 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14937 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14938 (CAN_ELIMINATE): Redefine.
14939 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14940 (sparc_frame_pointer_required): New function.
14941 (sparc_can_eliminate): New function.
14942 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14944 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14945 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14947 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14948 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14949 (xtensa_frame_pointer_required): Make as static, change return type
14951 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14954 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14956 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14957 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14958 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14959 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14960 (register_callback): Handle PLUGIN_START_UNIT.
14961 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14963 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14965 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14967 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14968 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14970 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14972 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14975 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14977 * doc/extend.texi (Additional Floating Types): __float128 is also
14978 supported on i386 targets.
14980 2009-06-29 Richard Guenther <rguenther@suse.de>
14982 PR middle-end/14187
14983 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14985 (pt_solutions_same_restrict_base): Declare.
14986 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14988 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14989 (make_constraint_from, make_copy_constraint): Move earlier.
14990 (make_constraint_from_heapvar): New function.
14991 (make_constraint_from_restrict): Likewise.
14992 (handle_lhs_call): Use it.
14993 (find_func_aliases): Use it to track conversions to restrict
14994 qualified pointers.
14995 (struct fieldoff): Add only_restrict_pointers flag.
14996 (push_fields_onto_fieldstack): Initialize it.
14997 (create_variable_info_for): Track global restrict qualified pointers.
14998 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14999 Track restrict qualified pointer arguments.
15000 (set_uids_in_ptset): Use varinfo is_global_var flag.
15001 (find_what_var_points_to): Set the vars_contains_restrict flag.
15002 Always create the points-to solution for sets including restrict tags.
15003 (pt_solutions_same_restrict_base): New function.
15004 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
15005 qualified pointers use pt_solutions_same_restrict_base as
15006 additional source for disambiguation.
15008 2009-06-29 Richard Guenther <rguenther@suse.de>
15010 PR middle-end/38212
15011 * alias.c (find_base_decl): Remove.
15012 (get_deref_alias_set_1): Remove restrict handling.
15013 * c-common.c (c_apply_type_quals_to_decl): Do not set
15014 DECL_POINTER_ALIAS_SET.
15015 * gimplify.c (find_single_pointer_decl_1): Remove.
15016 (find_single_pointer_decl): Likewise.
15017 (internal_get_tmp_var): Remove restrict handling.
15018 (gimple_regimplify_operands): Likewise.
15019 * omp-low.c (expand_omp_atomic_pipeline): Do not set
15020 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
15021 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
15022 * tree.c (restrict_base_for_decl): Remove.
15023 (init_ttree): Do not allocate it.
15024 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
15025 LABEL_DECL_UID for label decls.
15026 (copy_node_stat): Do not copy restrict information.
15027 (decl_restrict_base_lookup): Remove.
15028 (decl_restrict_base_insert): Likewise.
15029 (print_restrict_base_statistics): Likewise.
15030 (dump_tree_statistics): Do not call print_restrict_base_statistics.
15031 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
15032 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
15033 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
15034 (LABEL_DECL_UID): Adjust.
15035 (DECL_BASED_ON_RESTRICT_P): Remove.
15036 (DECL_GET_RESTRICT_BASE): Likewise.
15037 (SET_DECL_RESTRICT_BASE): Likewise.
15038 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
15040 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
15041 instead of DECL_POINTER_ALIAS_SET.
15042 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15043 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
15044 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
15046 2009-06-29 Richard Guenther <rguenther@suse.de>
15048 PR tree-optimization/40579
15049 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
15050 the IL to simplify has constants that overflowed.
15052 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
15054 PR tree-optimization/40550
15055 * tree-vect-generic.c (expand_vector_operations_1): Compute in
15056 vector_compute_type only when the size of vector_compute_type is
15057 less than the size of type.
15059 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
15061 * fold-const.c (contains_label_1): Fix comments.
15062 (contains_label_p): Do not walk trees multiple time.
15064 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15066 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
15067 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
15068 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
15069 ix86_fp_comparison_operator.
15070 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
15071 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
15072 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
15073 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
15074 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
15075 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
15076 (related splits): Change predicate to ix86_fp_comparison_operator.
15077 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
15078 instead of ix86_fp_comparison_codes.
15079 (ix86_trivial_fp_comparison_operator,
15080 ix86_fp_comparison_operator): New.
15081 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
15082 (ix86_expand_compare): Eliminate last two parameters.
15083 (ix86_fp_jump_nontrivial_p): Kill.
15084 * config/i386/i386.c (put_condition_code): Eliminate call to
15085 ix86_fp_comparison_codes and subsequent assertion.
15086 (ix86_fp_comparison_codes): Eliminate.
15087 (ix86_fp_swap_condition): New.
15088 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
15089 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
15090 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
15091 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
15092 and ix86_fp_swap_condition.
15093 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
15094 Use ix86_fp_comparison_strategy.
15095 (ix86_expand_compare): Likewise. Eliminate last two arguments.
15096 (ix86_fp_jump_nontrivial_p): Eliminate.
15097 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
15098 call to ix86_expand_compare.
15099 (ix86_split_fp_branch, ix86_expand_setcc,
15100 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
15101 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
15103 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15105 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
15106 related to jump_clobbers.
15107 * config/arm/arm.md (conds): Remove jump_clob case.
15108 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
15109 splits): Change comparison_operator to arm_comparison_operator.
15110 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
15113 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15115 * dojump.c (do_compare_rtx_and_jump): Try swapping the
15116 condition for floating point modes.
15117 * expmed.c (emit_store_flag_1): Move here a bigger part
15118 of emit_store_flag.
15119 (emit_store_flag): Try swapping the condition for floating point
15121 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
15123 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15125 * expr.c (expand_expr_real_1): Just use do_store_flag.
15126 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
15127 emit_store_flag_force.
15128 * expmed.c (emit_store_flag_force): Copy here trick
15129 previously in expand_expr_real_1. Try reversing the comparison.
15130 (emit_store_flag_1): Work if target is NULL.
15131 (emit_store_flag): Work if target is NULL, using the result mode
15132 from the comparison. Use split_comparison, restructure final part
15133 to simplify conditionals.
15135 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15137 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
15138 * dojump.c (do_jump): Change handling of floating-point
15139 ops to use just do_compare_and_jump.
15140 (split_comparison): New.
15141 (do_compare_rtx_and_jump): Add here logic coming previously
15142 in do_jump, using split_comparison.
15144 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
15147 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
15149 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15151 * tree-ssa-alias.c: Fix unintentional commit.
15153 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15155 * passes.c (execute_one_pass): Fix unintentional commit.
15157 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15159 * df-problems.c (df_set_seen, df_unset_seen): Delete.
15160 (df_rd_local_compute, df_md_local_compute): Inline them.
15162 (df_md_scratch): New.
15163 (df_md_alloc, df_md_free): Allocate/free it.
15164 (df_md_local_compute): Only include live registers in init.
15165 (df_md_transfer_function): Prune the in-set computed by
15166 the confluence function, and the gen-set too.
15168 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15170 PR rtl-optimization/26854
15171 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
15172 * df-problems.c (df_rd_add_problem): Fix comment.
15173 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
15174 df_md_simulate_artificial_defs_at_top,
15175 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
15176 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
15177 df_md_transfer_function, df_md_init, df_md_confluence_0,
15178 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
15179 problem_MD, df_md_add_problem): New.
15180 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
15181 df_md_get_bb_info): New.
15182 (DF_LAST_PROBLEM_PLUS1): Adjust.
15184 * Makefile.in (fwprop.o): Include domwalk.h.
15185 * fwprop.c: Include domwalk.h.
15186 (reg_defs, reg_defs_stack): New.
15187 (bitmap_only_bit_between): Remove.
15188 (process_defs): New.
15189 (process_uses): Use reg_defs and local_md instead of
15190 bitmap_only_bit_between and local_rd.
15191 (single_def_use_enter_block): New, from build_single_def_use_links.
15192 (single_def_use_leave_block): New.
15193 (build_single_def_use_links): Remove code moved to
15194 single_def_use_enter_block, invoke domwalk.
15195 (use_killed_between): Adjust comment.
15197 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15199 * bitmap.h (bitmap_ior_and_into): New.
15200 * bitmap.c (bitmap_ior_and_into): New.
15202 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15204 * domwalk.h (struct dom_walk_data): Remove all callbacks except
15205 before_dom_children_before_stmts and after_dom_children_after_stmts.
15206 Rename the two remaining callbacks to just before_dom_children and
15207 after_dom_children. Remove other GIMPLE statement walking bits.
15208 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
15209 * graphite.c: Do not include domwalk.h.
15210 * tree-into-ssa.c (interesting_blocks): New global.
15211 (struct mark_def_sites_global_data): Remove it and names_to_rename.
15212 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
15213 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
15214 now that they're not domwalk callbacks.
15215 (rewrite_initialize_block): Rename to...
15216 (rewrite_enter_block): ... this, place after called functions. Test
15217 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
15218 (rewrite_finalize_block): Rename to...
15219 (rewrite_leave_block): ... this, place after called functions.
15220 (rewrite_update_init_block): Rename to...
15221 (rewrite_update_enter_block): ... this, place after called functions.
15222 Test interesting_blocks, call rewrite_update_stmt and
15223 rewrite_update_phi_arguments.
15224 (rewrite_update_fini_block): Rename to...
15225 (rewrite_leave_block): ... this, place after called functions.
15226 (rewrite_blocks): Remove last argument, simplify initialization of
15228 (mark_def_sites_initialize_block): Rename to...
15229 (mark_def_sites_block): ... this, call mark_def_sites.
15230 (mark_def_sites_blocks): Remove argument, simplify initialization of
15232 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
15233 (update_ssa): Likewise.
15234 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
15236 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
15237 (dom_opt_initialize_block): Rename to...
15238 (dom_opt_enter_block): ... this, place after called functions. Walk
15239 statements here, inline propagate_to_outgoing_edges.
15240 (dom_opt_finalize_block): Rename to...
15241 (dom_opt_leave_block): ... this, place after called functions.
15242 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
15244 (dse_enter_block, dse_record_phi): New.
15245 (dse_record_phis): Delete.
15246 (dse_finalize_block): Rename to...
15247 (dse_leave_block): ... this.
15248 (tree_ssa_dse): Simplify initialization of walk_data.
15249 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
15250 Adjust initialization of walk_data.
15251 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
15252 * tree-ssa-loop-phiopt.c (get_non_trapping):
15253 Adjust initialization of walk_data.
15254 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
15255 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
15256 it's not a domwalk callback.
15257 (uncprop_initialize_block): Rename to...
15258 (dse_enter_block): ... this, call uncprop_into_successor_phis.
15259 (dse_finalize_block): Rename to...
15260 (dse_leave_block): ... this.
15261 (tree_ssa_uncprop): Simplify initialization of walk_data.
15262 * Makefile.in: Adjust dependencies.
15264 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
15266 * arm.md (casesi): Fix test for Thumb1.
15267 (thumb1_casesi_internal_pic): Likewise.
15268 (thumb1_casesi_dispatch): Likewise.
15270 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
15272 * config/arm/arm-cores.def: Added core cortex-m0.
15273 * config/arm/arm-tune.md: Regenerated.
15274 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
15276 2009-06-26 DJ Delorie <dj@redhat.com>
15278 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
15280 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
15281 the scheduler doesn't tag jump insns.
15283 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
15285 * c-decl.c (merge_decls): Re-indent.
15287 2009-06-26 Janis Johnson <janis187@us.ibm.com>
15290 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
15291 Special-case decimal float constants.
15293 2009-06-26 Richard Henderson <rth@redhat.com>
15295 * function.h (struct function): Add cannot_be_copied_reason,
15296 and cannot_be_copied_set.
15297 * tree-inline.c (has_label_address_in_static_1): Rename from
15298 inline_forbidden_p_2; don't set inline_forbidden_reason here.
15299 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
15300 don't set inline_forbidden_reason.
15301 (copy_forbidden): New function, split out of inline_forbidden_p.
15302 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
15303 (inline_forbidden_p): Use copy_forbidden.
15304 (tree_versionable_function_p): Likewise.
15305 (inlinable_function_p): Merge into tree_inlinable_function_p.
15306 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
15307 * ipa-cp.c (ipcp_versionable_function_p): New function.
15308 (ipcp_cloning_candidate_p): Use it.
15309 (ipcp_node_modifiable_p): Likewise.
15311 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
15313 * builtins.c (expand_builtin_alloca): Handle builtin alloca
15314 that is marked not to be inlined. Remove flag_mudflap use.
15315 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
15316 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
15318 2009-06-26 Steve Ellcey <sje@cup.hp.com>
15321 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
15322 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
15324 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
15326 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
15328 (__mingwthr_remove_key_dtor): Likewise.
15330 2009-06-26 Richard Guenther <rguenther@suse.de>
15332 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
15334 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
15336 PR middle-end/40525
15337 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
15338 try the non-cond_exec path also.
15340 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15343 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
15344 (output_cbranch): Use new functions.
15345 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
15348 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15349 Pat Haugen <pthaugen@us.ibm.com>
15350 Revital Eres <ERES@il.ibm.com>
15352 * config/rs6000/rs6000.c (print_operand): Correct lossage message
15353 for %c error. Add %x support to print VSX registers as a unified
15354 register set, instead of separate float and altivec registers.
15355 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
15356 %y case, and add support for VSX pre-modify addresses.
15357 (output_toc): Add assert for CONST containing an integer constant
15359 (rs6000_adjust_cost): Add POWER7 support.
15360 (insn_must_be_first_in_group): Ditto.
15361 (insn_must_be_last_in_group): Ditto.
15362 (rs6000_emit_popcount): Ditto.
15363 (rs6000_vector_mode_supported_p): Ditto.
15365 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
15366 Change some of the functions called by macros to being called
15367 through a pointer, so debug functions can be inserted if
15368 -mdebug=addr or -mdebug=cost.
15369 (rs6000_preferred_reload_class_ptr): Ditto.
15370 (rs6000_secondary_reload_class_ptr): Ditto.
15371 (rs6000_secondary_memory_needed_ptr): Ditto.
15372 (rs6000_cannot_change_mode_class_ptr): Ditto.
15373 (rs6000_secondary_reload_inner): Ditto.
15374 (rs6000_legitimize_reload_address): Ditto.
15375 (rs6000_legitimize_reload_address_ptr): Ditto.
15376 (rs6000_mode_dependent_address): Ditto.
15377 (rs6000_mode_dependent_address_ptr): Ditto.
15379 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
15380 function to return true if the mode allows reg + integer
15382 (virtual_stack_registers_memory_p): New function to return true if
15383 the address refers to a virtual stack register.
15384 (rs6000_legitimate_offset_address_p): Move code to say whether a
15385 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15387 (rs6000_legitimate_address_p): Add checks for modes that only can
15388 do reg+reg addressing. Start adding VSX support.
15389 (rs6000_legitimize_reload_address): Ditto.
15390 (rs6000_legitimize_address): Ditto.
15391 (rs6000_debug_legitimate_address_p): New debug functions for
15392 -mdebug=addr and -mdebug=cost.
15393 (rs6000_debug_rtx_costs): Ditto.
15394 (rs6000_debug_address_costs): Ditto.
15395 (rs6000_debug_adjust_cost): Ditto.
15396 (rs6000_debug_legitimize_address): Ditto.
15397 (rs6000_legitimize_reload_address_ptr): Point to call normal
15398 function or debug function. Make functions called via pointer
15400 (rs6000_mode_dependent_address_ptr): Ditto.
15401 (rs6000_secondary_reload_class_ptr): Ditto.
15402 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15403 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15404 into a friendlier error.
15405 (rs6000_init_builtins): Add initial VSX support.
15406 (rs6000_adjust_cost): Fix some spacing issues.
15408 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15409 (REG_CLASS_NAMES): Ditto.
15410 (REG_CLASS_CONTENTS): Ditto.
15411 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15412 pointer, to add -mdebug=addr support.
15413 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15414 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15415 -mdebug=addr support.
15416 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15417 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15418 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15420 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15422 (bswapsi*): Set attribute types for load/store. Add combiner
15423 patterns to eliminate zero extend on 64-bit.
15424 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15425 stdbrx if the hardware supports those instructions.
15427 2009-06-25 Ian Lance Taylor <iant@google.com>
15429 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15430 (Link Options): Document -static-libstdc++.
15432 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15435 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15436 DATA_ALIGNMENT instead.
15438 2009-06-25 Richard Guenther <rguenther@suse.de>
15440 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15441 indirect references against the callused/escaped solutions.
15442 (call_may_clobber_ref_p_1): Likewise.
15444 2009-06-25 Martin Jambor <mjambor@suse.cz>
15446 PR tree-optimization/40493
15447 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15448 (enum unscalarized_data_handling): New type.
15449 (handle_unscalarized_data_in_subtree): Return what has been done.
15450 (load_assign_lhs_subreplacements): Handle left flushes differently.
15451 (sra_modify_assign): Use unscalarized_data_handling, simplified
15452 condition determining whether to remove the statement.
15454 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15456 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15457 excerpt - @ should be doubled for texinfo.
15459 2009-06-24 Ian Lance Taylor <iant@google.com>
15461 * config/arc/arc.c: Include "df.h".
15462 (arc_attribute_table): Make static. Move higher in file.
15463 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15464 (output_shift): Initialize n later to avoid warning.
15465 * config/arm/arm.c (arm_attribute_table): Make static. Move
15467 * config/avr/avr.c (avr_attribute_table): Make static. Move
15469 (reg_class_tab): Change array type from int to enum reg_class.
15470 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15472 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15473 (lshrhi3_out): Likewise.
15474 (class_likely_spilled_p): Change return type to bool.
15475 (avr_rtx_costs): Use local code variable with enum type.
15476 * config/avr/avr.md (movmemhi): Use add_reg_note.
15477 (andhi3, andsi3): Don't use AS2 with "and".
15478 (iorhi3, iorsi3): Don't use AS2 with "or".
15479 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15480 * config/crx/crx.c: Include "df.h".
15481 (crx_attribute_table): Make static.
15482 * config/m32r/m32r.c: Include "df.h".
15483 (m32r_attribute_table): Make static. Move higher in file.
15484 (pop): Use add_reg_note.
15485 (block_move_call): Change 0 to LCT_NORMAL in function call.
15486 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15487 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15488 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15489 declare, not just when TREE_CODE is defined.
15490 * config/m68hc11/m68hc11.c: Include "expr.h".
15491 (m68hc11_attribute_table): Make static. Move higher in file.
15492 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15494 (m68hc11_register_indirect_p): Likewise.
15495 (m68hc11_function_arg_padding): Change return type to enum
15497 (emit_move_after_reload): Use add_reg_note.
15498 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15499 (m68hc11_split_logical): Likewise.
15500 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15502 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15503 to VOIDmode in function call.
15504 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15506 (m68hc11_split_logical): Update declaration.
15507 (m68hc11_function_arg_padding): Update declaration.
15508 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15509 to array of enum reg_class.
15510 (mcore_attribute_table): Make static. Move higher in file.
15511 (mcore_rtx_costs): Add cast to enum type.
15512 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15513 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15514 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15516 * config/sh/predicates.md (trapping_target_operand): Rename and to
15518 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15520 * config/spu/spu.c (spu_attribute_table): Make static. Move
15522 * config/v850/v850.c (v850_attribute_table): Make static. Move
15524 (v850_rtx_costs): Use local code with enum type.
15525 (expand_epilogue): Add cast.
15526 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15528 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15531 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15532 -m2a-single-only and -m2a-nofpu.
15533 * config/sh/sh.opt: Document m2a generates FPU code.
15535 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15537 * defaults.h (CAN_ELIMINATE): Provide default.
15538 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15539 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15540 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15541 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15542 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15543 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15544 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15545 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15546 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15547 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15549 2009-06-24 DJ Delorie <dj@redhat.com>
15551 * mep-ext-cop.cpu: Fix copyright notice.
15552 * mep-default: Fix copyright notice.
15553 * mep-core: Fix copyright notice.
15554 * mep: Fix copyright notice.
15555 * mep-ivc2: Fix copyright notice.
15556 * mep-c5: Fix copyright notice.
15558 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15560 * doc/contrib.texi (Contributors):
15562 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15564 PR middle-end/40501
15565 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15566 src and dst operands if necessary.
15568 2009-06-23 DJ Delorie <dj@redhat.com>
15571 * config.gcc: Add mep support.
15572 * recog.c: Resurrect validate_replace_rtx_subexp().
15573 * recog.h: Likewise.
15574 * config/mep/: Add new port:
15575 * config/mep/constraints.md: New file.
15576 * config/mep/default.h: New file.
15577 * config/mep/intrinsics.h: New file.
15578 * config/mep/intrinsics.md: New file.
15579 * config/mep/ivc2-template.h: New file.
15580 * config/mep/mep-c5.cpu: New file.
15581 * config/mep/mep-core.cpu: New file.
15582 * config/mep/mep-default.cpu: New file.
15583 * config/mep/mep-ext-cop.cpu: New file.
15584 * config/mep/mep-intrin.h: New file.
15585 * config/mep/mep-ivc2.cpu: New file.
15586 * config/mep/mep-lib1.asm: New file.
15587 * config/mep/mep-lib2.c: New file.
15588 * config/mep/mep-pragma.c: New file.
15589 * config/mep/mep-protos.h: New file.
15590 * config/mep/mep-tramp.c: New file.
15591 * config/mep/mep.c: New file.
15592 * config/mep/mep.cpu: New file.
15593 * config/mep/mep.h: New file.
15594 * config/mep/mep.md: New file.
15595 * config/mep/mep.opt: New file.
15596 * config/mep/predicates.md: New file.
15597 * config/mep/t-mep: New file.
15599 2009-06-23 Ian Lance Taylor <iant@google.com>
15601 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15602 from loose_warn into c_loose_warn and from strict_warn into
15603 c_strict_warn. Set and substitute warn_cxxflags. Check for
15604 --enable-build-with-cxx. Set and substitute
15605 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15606 * Makefile.in (CXXFLAGS): New variable.
15607 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15608 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15609 the default is the same as $(STRICT_WARN).
15610 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15611 (CXX): New variable.
15612 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15613 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15614 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15615 (HOST_LIBS): New variable.
15616 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15617 (ALL_CXXFLAGS): New variable.
15618 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15619 * doc/install.texi (Configuration): Document
15620 --enable-build-with-cxx, --with-stage1-ldflags,
15621 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15622 * configure: Rebuild.
15624 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15626 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15627 from previous commit.
15629 2009-06-23 Ian Lance Taylor <iant@google.com>
15631 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15633 2009-06-23 Ian Lance Taylor <iant@google.com>
15635 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15636 with ATTRIBUTE_UNUSED.
15638 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15639 Pat Haugen <pthaugen@us.ibm.com>
15640 Revital Eres <eres@il.ibm.com>
15642 * config.in (HAVE_AS_POPCNTD): Add default definition.
15643 (HAVE_AS_LWSYNC): Ditto.
15645 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15647 (gcc_cv_as_powerpc_cmpb): Ditto.
15648 (gcc_cv_as_powerpc_dfp): Ditto.
15649 (gcc_cv_as_powerpc_vsx): Ditto.
15650 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15651 supporting the popcntd/lwsync instructions.
15652 (gcc_cv_as_powerpc_lwsync): Ditto.
15653 * configure: Regenerate.
15655 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15656 -mcpu=native and -mcpu=power7.
15657 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15659 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15660 a variable instead of a mask to reduce the number of mask bits.
15661 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15662 (-mbit-word): Ditto.
15663 (-mregnames): Ditto.
15664 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15665 (-mfused-madd): Ditto.
15667 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15669 (-mvsx): New switch for VSX instructions.
15670 (-misel): Move from a variable to a mask to allow it to be set by
15673 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15674 function declaration to an array declaration.
15675 (rs6000_hard_regno_nregs): New external array declaration.
15677 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15678 files included by rs6000.md.
15680 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15681 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15683 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15685 (rs6000_debug_reg): New -mdebug= variables.
15686 (rs6000_debug_addr): Ditto.
15687 (rs6000_debug_cost): Ditto.
15688 (rs6000_pmode): New variable to hold Pmode.
15689 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15690 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15691 calculated at compiler start.
15692 (rs6000_hard_regno_nregs): Change function to an array which holds
15693 HARD_REGNO_NREGS calculated at compiler start.
15694 (rs6000_explicit_options): Delete isel field.
15695 (rs6000_vector_unit): New array to hold which vector unit
15696 supports arithmetic options for a given type.
15697 (rs6000_vector_mem): New array to hold which vector unit supports
15698 memory reference operations for a given type.
15699 (rs6000_vector_align): New array to given the alignment of each
15701 (power7_cost): New basic costs for power7.
15702 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15703 (rs6000_hard_regno_nregs_internal): New function, moved from
15704 HARD_REGNO_NREGS, to calculate the number of registers each hard
15705 register takes for each type.
15706 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15707 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15708 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15709 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15710 unit information here so it is calculated once at compiler startup
15712 (rs6000_override_options): Make -misel a target mask. Add more
15713 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15714 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15716 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15717 (rs6000_handle_option): Move -misel from variable to target mask.
15718 (rs6000_builtin_mask_for_load): Add VSX support.
15719 (rs6000_conditional_register_usage): Ditto.
15720 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15721 (function_arg_boundary): Ditto.
15722 (rs6000_expand_builtin): Ditto.
15723 (def_builtin): Make abort message a little friendlier.
15724 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15726 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15727 assembler support the popcntd instruction instead of a vsx
15728 instruction to enable power7 support.
15729 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15730 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15731 option to the assembler if -mcpu=native.
15732 (ASM_CPU_NATIVE_SPEC): Ditto.
15733 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15735 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15736 the lwsync instruction.
15737 (enum processor_type): Add PROCESSOR_POWER7.
15738 (rs6000_debug_reg): New -mdebug= options.
15739 (rs6000_debug_addr): Ditto.
15740 (rs6000_debug_cost): Ditto.
15741 (rs6000_isel): Delete.
15742 (enum rs6000_vector): New enum to say what vector unit we have.
15743 (VECTOR_UNIT_*): New macros to say which vector unit has
15744 arithmetic operations for a given type.
15745 (VECTOR_MEM_*): New macros to say which vector unit has memory
15746 operations for a given type.
15747 (TARGET_LDBRX): Whether the machine supports the ldbrx
15749 (TARGET_ISEL): Delete, -misel moved to be a mask.
15750 (TARGET_ISEL64): New macro for 64-bit isel support.
15751 (UNITS_PER_VSX_WORD): New macro.
15752 (POINTER_SIZE): Move to be an external variable, rather than
15753 calculating whether we are generating 32 ot 64-bit code.
15755 (STACK_BOUNDARY): Add VSX support.
15756 (LOCAL_ALIGNMENT): Ditto.
15757 (SLOW_UNALIGNED_ACCESS): Ditto.
15758 (VSX_REGNO_P): New macro for VSX support.
15759 (VFLOAT_REGNO_P): Ditto.
15760 (VINT_REGNO_P): Ditto.
15761 (VLOGICAL_REGNO_P): Ditto.
15762 (VSX_VECTOR_MODE): Ditto.
15763 (VSX_SCALAR_MODE): Ditto.
15765 (VSX_MOVE_MODE): Ditto.
15766 (VSX_REG_CLASS_P): Ditto.
15767 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15769 (UNITS_PER_SIMD_WORD): Add VSX support.
15770 (MODES_TIEABLE_P): Ditto.
15771 (STARTING_FRAME_OFFSET): Ditto.
15772 (STACK_DYNAMIC_OFFSET): Ditto.
15773 (EPILOGUE_USES): Ditto.
15774 (REGNO_REG_CLASS): Move to array lookup.
15775 (CLASS_MAX_NREGS): Ditto.
15776 (rs6000_vector_reg_class): Add declaration.
15777 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15778 overlap with the floating point and Altivec registers.
15780 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15782 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15783 give the appropriate asm switches if -mcpu=native.
15784 (host_detect_local_cpu): Add support for "asm".
15785 (host_detect_local_cpu): Follow GNU code guidelines for name.
15787 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15788 -mbit-word to a variable instead of being a target mask.
15790 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15791 emit the lwsync instruction instead of emitting the instruction as
15792 an integer constant.
15794 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15795 fixuns_trundfsi2, move expander into rs6000.md.
15797 * config/rs6000/rs6000.md (cpu): Add power7.
15798 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15799 (logical predicate patterns): Change the single instruction
15800 primitives that set CR0 to be fast_compare instead of compare.
15802 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15803 (popcntddi2): Ditto.
15804 (popcount<mode>): Ditto.
15805 (floating multiply/add insns): Name the floating point
15806 multiply/add insns.
15807 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15808 (isel_unsigned_<mode>): Ditto.
15809 (fixuns_trundfsi2): Move expander here from spe.md.
15810 (smindi3): Define if we have -misel on 64-bit systems.
15815 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15817 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15819 * config/avr/avr.c (avr_current_device): New variable.
15820 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15821 (avr_arch, mcu_type_s): Move to avr.h.
15822 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15823 default_data_section_start fields.
15824 (avr_arch): Moved from avr.c.
15825 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15826 library_name fields.
15827 (avr_current_device, avr_mcu_types, avr_arch_types,
15828 avr_device_to_arch, avr_device_to_data_start,
15829 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15830 (EXTRA_SPEC_FUNCTIONS): Define.
15831 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15832 options mapping. Use device_to_arch and device_to_data_start insted.
15833 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15834 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15835 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15836 * config/avr/driver-avr.c: New file.
15837 * config/avr/avr-devices.c: New file.
15839 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15841 * var-tracking.c (unshare_variable): Force initialized to
15842 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15843 (set_variable_part): Likewise.
15844 (struct variable_union_info): Remove pos_src field.
15845 (vui_vec, vui_allocated): New variables.
15846 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15847 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15848 == 1 use a simpler sorting algorithm. Compute pos field right
15849 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15850 Avoid quadratic comparison if !flag_var_tracking_uninit.
15851 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15852 unshare_variable unconditionally.
15853 (dataflow_set_different_2): Removed.
15854 (dataflow_set_different): Don't traverse second hash table.
15855 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15856 unconditionally to var_reg_set or var_mem_set.
15857 (emit_notes_in_bb): Likewise.
15858 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15860 (emit_note_insn_var_location): Don't set initialized to
15861 VAR_INIT_STATUS_INITIALIZED early.
15862 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15864 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15866 * tree-object-size.c (addr_object_size): Instead of checking
15867 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15868 are no FIELD_DECLs following it.
15870 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15872 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15873 order to match bswaps with signed source operands.
15875 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15877 * sdbout.c (sdbout_one_type): Fix braces in switch.
15879 2009-06-23 Richard Guenther <rguenther@suse.de>
15881 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15883 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15884 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15885 var_callused, callused_tree, var_storedanything, storedanything_tree,
15886 var_integer, integer_tree): Remove global variables.
15887 (new_var_info): Do not pass new id, append the new var to the
15888 global variable vector.
15889 (do_ds_constraint): Use is_global_var member of the variable-info.
15890 (new_scalar_tmp_constraint_exp): Adjust.
15891 (create_function_info_for): Likewise.
15892 (create_variable_info_for): Likewise.
15893 (find_what_var_points_to): Remove dead code.
15894 (init_base_vars): Simplify.
15895 (compute_points_to_sets): Adjust.
15897 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15899 * combine.c (try_combine): Dump information about the insns we're
15902 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15904 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15905 check when calling force_to_mode on TRUNCATE's operand.
15907 2009-06-22 Ian Lance Taylor <iant@google.com>
15909 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15911 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15913 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15915 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15917 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15918 override library linkage flags such as -static-libgcc or
15921 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15923 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15925 2009-06-22 Ian Lance Taylor <iant@google.com>
15927 * config/linux.opt: Put mglibc ahead of muclibc.
15929 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15930 for duplicate decls.
15932 2009-06-22 Matthias Klose <doko@ubuntu.com>
15934 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15936 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15939 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15940 instead of NULL if a parser error occurs.
15942 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15944 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15945 non-DWARF2_DEBUGGING_INFO version.
15947 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15949 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15950 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15952 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15953 (LIBGCC2_TF_CEXT): Define.
15956 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15959 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15961 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15963 * config/arm/arm.c (arm_override_options): Disable
15964 -mcaller-super-interworking and -mcallee-super-interworking.
15965 * doc/invoke.texi (ARM Options): Document this.
15967 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15969 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15970 * config/arm/constraints.md (j): New constraint for movw operands.
15971 (N): Remove thumb2 meaning.
15972 * config/arm/arm.md (*arm_movw): Delete.
15973 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15974 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15975 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15977 2009-06-22 Martin Jambor <mjambor@suse.cz>
15979 PR tree-optimization/40492
15980 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15981 build_ref_for_offset.
15983 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15985 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15986 JUMP_TABLE_DATA_P predicates where applicable.
15987 * auto-inc-dec.c: Ditto.
15988 * builtins.c: Ditto.
15989 * caller-save.c: Ditto.
15991 * cfgcleanup.c: Ditto.
15992 * cfglayout.c: Ditto.
15994 * combine.c: Ditto.
15995 * combine-stack-adj.c: Ditto.
15999 * df-scan.c: Ditto.
16001 * dwarf2asm.c: Ditto.
16002 * dwarf2out.c: Ditto.
16003 * emit-rtl.c: Ditto.
16009 * function.c: Ditto.
16012 * genpreds.c: Ditto.
16013 * genrecog.c: Ditto.
16015 * ira-costs.c: Ditto.
16016 * ira-lives.c: Ditto.
16018 * loop-iv.c: Ditto.
16019 * lower-subreg.c: Ditto.
16020 * modulo-sched.c: Ditto.
16022 * postreload.c: Ditto.
16023 * print-rtl.c: Ditto.
16025 * reginfo.c: Ditto.
16026 * regmove.c: Ditto.
16027 * reload1.c: Ditto.
16030 * rtlanal.c: Ditto.
16032 * sched-vis.c: Ditto.
16034 * sel-sched-ir.c: Ditto.
16035 * simplify-rtx.c: Ditto.
16036 * targhooks.c: Ditto.
16037 * var-tracking.c: Ditto.
16038 * vmsdbgout.c: Ditto.
16040 2009-06-22 Matthias Klose <doko@ubuntu.com>
16042 * Makefile.in (install-plugin): Always use DESTDIR.
16044 2009-06-22 Olivier Hainque <hainque@adacore.com>
16046 * config/pa/pa.c (output_call): Don't optimize post call jumps
16047 into return address adjustments if the call may throw.
16049 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
16051 * arm.c (thumb1_output_casesi): New function.
16052 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
16053 optimizing for size or PIC.
16054 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
16055 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
16056 (casesi): Handle Thumb-1 when optimizing for size or PIC.
16057 (thumb1_casesi_internal_pic): New expand rule.
16058 (thumb1_casesi_dispatch): New pattern.
16059 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
16061 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
16062 in the text seciton when PIC or optimizing for size.
16063 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16064 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
16065 preservation properties of code.
16066 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
16067 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
16068 (__gnu_thumb1_case_si): New function.
16069 * t-arm (LIB1ASMSRC): Define here.
16070 (LIB1ASMFUNCS): Add some common functions.
16071 * t-arm-elf (LIB1ASMSRC): Delete.
16072 (LIB1ASMFUNCS): Append to existing set.
16073 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16074 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16075 * t-symbian (LIB1ASMFUNCS): Likewise.
16076 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16077 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16079 2009-06-21 Richard Guenther <rguenther@suse.de>
16081 PR tree-optimization/38729
16082 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
16083 to loops with a single exit if -fno-expensive-optimizations.
16085 2009-06-21 Jakub Jelinek <jakub@redhat.com>
16087 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
16088 (dataflow_set): Change vars type from htab_t to shared_hash.
16089 (shared_hash_pool, empty_shared_hash): New variables.
16090 (vars_clear): Removed.
16091 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
16092 shared_hash_find_slot_unshare, shared_hash_find_slot,
16093 shared_hash_find_slot_noinsert, shared_hash_find): New
16095 (shared_hash_unshare, shared_hash_destroy): New functions.
16096 (unshare_variable): Unshare set->vars if shared, use
16098 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
16099 (get_init_value, find_src_set_src, dump_dataflow_set,
16100 clobber_variable_part, emit_notes_for_differences): Use
16102 (dataflow_set_init): Remove second argument, set vars to
16103 empty_shared_hash instead of creating a new htab.
16104 (dataflow_set_clear): Call shared_hash_destroy and set vars
16105 to empty_shared_hash instead of calling vars_clear.
16106 (dataflow_set_copy): Don't call vars_copy, instead just share
16107 the src htab with dst.
16108 (variable_union): Use shared_hash_*, use initially NO_INSERT
16109 lookup if set->vars is shared. Don't keep slot cleared before
16110 calling unshare_variable. Unshare set->vars if needed.
16111 Even ->refcount == 1 vars must be unshared if set->vars is shared
16112 and var needs to be modified.
16113 (variable_canonicalize): New function.
16114 (dataflow_set_union): If dst->vars is empty, just share src->vars
16115 with dst->vars and traverse with variable_canonicalize to canonicalize
16116 and unshare what is needed.
16117 (dataflow_set_different): If old_set and new_set use the same shared
16118 htab, they aren't different. If number of htab elements is different,
16119 htabs are different. Use shared_hash_*.
16120 (dataflow_set_destroy): Call shared_hash_destroy instead of
16122 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
16123 second argument to dataflow_set_init.
16124 (vt_initialize): Likewise. Initialize shared_hash_pool and
16125 empty_shared_hash, move bb in/out initialization afterwards.
16126 Use variable_htab_free instead of NULL as changed_variables del hook.
16127 (variable_was_changed): Change type of second argument to pointer to
16128 dataflow_set. When inserting var into changed_variables, bump
16129 refcount. Unshare set->vars if set is shared htab and slot needs to
16131 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
16132 lookup if set->vars is shared. Unshare set->vars if needed.
16133 Even ->refcount == 1 vars must be unshared if set->vars is shared
16134 and var needs to be modified. Adjust variable_was_changed caller.
16135 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
16136 vars must be unshared if set->vars is shared and var needs to be
16137 modified. Adjust variable_was_changed caller.
16138 (emit_note_insn_var_location): Don't pool_free var.
16139 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
16141 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
16142 free_alloc_pool on shared_hash_pool.
16144 2009-06-20 Anthony Green <green@moxielogic.com>
16146 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
16147 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
16149 2009-06-20 Richard Guenther <rguenther@suse.de>
16151 * tree-ssa-structalias.c (find_func_aliases): For memset use
16152 a constraint from NULL if we memset to zero.
16153 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
16154 we explicitly handle that do not read from memory.
16155 (call_may_clobber_ref_p_1): Properly handle builtins that may
16158 2009-06-20 Richard Guenther <rguenther@suse.de>
16160 PR tree-optimization/40495
16161 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
16162 (new_scalar_tmp_constraint_exp): New function.
16163 (process_constraint): Do not create temporary decls.
16164 (process_all_all_constraints): Likewise.
16165 (handle_const_call): Likewise.
16166 (create_function_info_for): Do not set decl.
16168 2009-06-19 Ian Lance Taylor <iant@google.com>
16170 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
16171 (rs6000_attribute_table): Make static; move before use.
16173 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
16175 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
16176 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
16177 Propagate the TREE_READONLY flag without overwriting it.
16178 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
16179 Propagate the TREE_READONLY flag onto the result.
16180 (process_call_operands): Move around. Use correct constant value.
16182 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16185 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
16186 * config/arm/arm.md: Likewise.
16188 2009-06-19 Ian Lance Taylor <iant@google.com>
16190 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
16191 to GIMPLE_ERROR_MARK.
16193 * c-typeck.c (build_conditional_expr): Add op1_original_type and
16194 op2_original_type parameters. Warn about using different enum types.
16195 * c-parser.c (c_parser_conditional_expression): Pass original
16196 types to build_conditional_expr.
16197 * c-tree.h (build_conditional_expr): Update declaration.
16199 2009-06-19 Ian Lance Taylor <iant@google.com>
16201 * config/i386/i386.c (ix86_function_specific_save): Test that
16202 fields match values, rather than testing the values are in a
16205 2009-06-19 Richard Guenther <rguenther@suse.de>
16207 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
16208 ADDR_EXPR pointers.
16209 (ptr_derefs_may_alias_p): Likewise.
16210 (ptr_deref_may_alias_ref_p_1): New function.
16211 (ptr_deref_may_alias_ref_p): Likewise.
16212 (ref_maybe_used_by_call_p_1): Handle builtins that are not
16213 covered by looking at the ESCAPED solution.
16214 (call_may_clobber_ref_p_1): Likewise.
16215 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
16216 Handle NULL_TREE offset. Do not produce redundant constraints.
16217 (process_all_all_constraints): New helper function.
16218 (do_structure_copy): Use it.
16219 (handle_lhs_call): Likewise.
16220 (find_func_aliases): Handle some builtins with pointer arguments
16221 and/or return values explicitly.
16223 2009-06-19 Ian Lance Taylor <iant@google.com>
16225 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
16227 2009-06-19 Ian Lance Taylor <iant@google.com>
16229 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
16231 2009-06-19 Ian Lance Taylor <iant@google.com>
16233 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
16234 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
16237 * c-decl.c (finish_decl): If -Wc++-compat, warn about
16238 uninitialized const.
16240 2009-06-19 Ian Lance Taylor <iant@google.com>
16242 * dse.c (struct store_info): Rename bitmap field to bmap. Change
16245 * c-decl.c (in_struct, struct_types): Remove.
16246 (struct c_binding): Add in_struct field.
16247 (c_binding_ptr): Define type, along with VEC.
16248 (struct c_struct_parse_info): Define.
16249 (struct_parse_info): New static variable.
16250 (bind): Initialize in_struct field.
16251 (start_struct): Remove enclosing_in_struct and
16252 enclosing_struct_types parameters. Add
16253 enclosing_struct_parse_info parameter. Change all callers. Set
16254 struct_parse_info rather than in_struct and struct_types.
16255 (grokfield): If -Wc++-compat and there is a symbol binding for the
16256 field name, set the in_struct flag and push it on the
16257 struct_parse_info->fields vector.
16258 (warn_cxx_compat_finish_struct): New static function.
16259 (finish_struct): Remove enclosing_in_struct and
16260 enclosing_struct_types parameters. Add
16261 enclosing_struct_parse_info parameter. Change all callers. Don't
16262 set C_TYPE_DEFINED_IN_STRUCT here. Call
16263 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
16264 parameter. Only push on struct_types if warn_cxx_compat.
16265 (finish_enum): Only push on struct_types if warn_cxx_compat.
16266 (declspecs_add_type): Add loc parameter. Change all callers.
16267 Change all error calls to error_at. Pass loc, not input_location,
16268 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
16269 defined in a struct. If -Wc++-compat and parsing a struct, record
16270 that a typedef name was used.
16271 * c-parser.c (c_parser_declspecs): Get location to pass to
16272 declspecs_add_type.
16273 (c_parser_struct_or_union_specifier): Update calls to start_struct
16275 * c-tree.h (struct c_struct_parse_info): Declare.
16276 (finish_struct, start_struct): Update declarations.
16277 (declspecs_add_type): Update declaration.
16279 2009-06-19 Ian Lance Taylor <iant@google.com>
16281 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
16282 variable with an anonymous type.
16284 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16286 * see.c: Remove for real.
16288 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16290 * optabs.h (enum optab_index): Add new OTI_significand.
16291 (significand_optab): Define corresponding macro.
16292 * optabs.c (init_optabs): Initialize significand_optab.
16293 * genopinit.c (optabs): Implement significand_optab using
16294 significand?f2 patterns.
16295 * builtins.c (expand_builtin_mathfn): Handle
16296 BUILT_IN_SIGNIFICAND{,F,L}.
16297 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
16298 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
16300 * config/i386/i386.md (significandxf2, significand<mode>2): New
16301 expanders to implement significandf, significand and significandl
16302 built-ins as inline x87 intrinsics.
16304 2009-06-18 Anatoly Sokolov <aesok@post.ru>
16306 * config/avr/avr.c (avr_override_options): Remove setting value of
16307 PARAM_INLINE_CALL_COST.
16309 2009-06-18 Richard Henderson <rth@redhat.com>
16312 * tree-pass.h (TDF_ASMNAME): New.
16313 * tree-dump.c (dump_options): Add asmname.
16314 * doc/invoke.texi: Document it.
16316 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
16317 (dump_decl_name): ...here.
16318 (dump_function_name): New flags arg; mind TDF_ASMNAME.
16319 (dump_generic_node): Update dump_function_name calls.
16320 (print_call_name): New flags arg; update all dump calls.
16321 * diagnostic.h (print_call_name): Update.
16322 * gimple-pretty-print.c (dump_gimple_call): Update.
16324 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
16327 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
16329 2009-06-18 Diego Novillo <dnovillo@google.com>
16331 * doc/plugins.texi: Document plugin_is_GPL_compatible.
16332 * plugin.c (str_license): Declare.
16333 (try_init_one_plugin): Assert that the symbol
16334 'plugin_is_GPL_compatible' exists.
16336 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
16339 * Makefile.in (OBJS-common): Remove see.o.
16341 * common.opt (fsee): Mark as preserved for backward compatibility.
16342 * opts.c (common_handle_option): Add OPT_fsee to the backward
16343 compatibility section.
16344 * passes.c (init_optimization_passes, pass_see): Remove pass.
16345 * timevar.def (TV_SEE): Remove.
16346 * tree-pass.h (pass_see): Remove declaration.
16347 * doc/invoke.texi (-fsee): Remove documentation.
16349 2009-06-18 Martin Jambor <mjambor@suse.cz>
16351 * tree-sra.c: Include statistics.h
16352 (sra_stats): New variable.
16353 (sra_initialize): Clear sra_stats.
16354 (create_access_replacement): Increment sra_stats.replacements.
16355 (get_access_replacement): Do not return twice.
16356 (analyze_all_variable_accesses): Increment statistics counter by the
16357 number of scalarized aggregates.
16358 (generate_subtree_copies): Increment sra_stats.subtree_copies.
16359 (sra_modify_expr): Increment sra_stats.exprs.
16360 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
16361 (sra_modify_assign): Increment sra_stats.exprs,
16362 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
16363 (perform_intra_sra): Update statistics counters.
16364 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
16366 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16368 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
16369 (arm_scalar_mode_supported_p): New function.
16371 2009-06-18 Paul Brook <paul@codesourcery.com>
16372 Sandra Loosemore <sandra@codesourcery.com>
16374 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
16375 (__extendhfsf2, __truncsfhf2): Define.
16376 * config/arm/fp16.c: New file.
16377 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16378 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16380 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16382 * doc/extend.texi (Half-Precision): New section.
16383 * doc/invoke.texi (Option Summary): List -mfp16-format.
16384 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
16385 * config/arm/arm.opt (mfp16-format=): New.
16386 * config/arm/arm.c: Include intl.h.
16387 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16388 (TARGET_INVALID_RETURN_TYPE): Redefine.
16389 (TARGET_PROMOTED_TYPE): Redefine.
16390 (TARGET_CONVERT_TO_TYPE): Redefine.
16391 (arm_fp16_format): Define.
16392 (all_fpus): Add entry for neon-fp16.
16393 (fp_model_for_fpu): Likewise.
16394 (struct fp16_format): Declare.
16395 (all_fp16_formats): Define.
16396 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16398 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16400 (arm_legitimate_index_p): Treat HFmode like HImode.
16401 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16402 (coproc_secondary_reload_class): Special-case HFmode.
16403 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16404 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16405 (arm_init_fp16_builtins): New.
16406 (arm_init_builtins): Call it.
16407 (arm_invalid_parameter_type): New.
16408 (arm_invalid_return_type): New.
16409 (arm_promoted_type): New.
16410 (arm_convert_to_type).
16411 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16413 (arm_emit_fp16_const): New function.
16414 (arm_mangle_type): Mangle __fp16 as "Dh".
16415 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16417 (TARGET_NEON_FP16): New.
16418 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16419 (enum fputype): Add FPUTYPE_NEON_FP16.
16420 (enum arm_fp16_format_type): Declare.
16421 (arm_fp16_format): Declare.
16422 (LARGEST_EXPONENT_IS_NORMAL): Define.
16423 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16424 * config/arm/arm-modes.def (HFmode): Define.
16425 * config/arm/vfp.md (*movhf_vfp): New.
16426 (extendhfsf2): New.
16428 * config/arm/arm.md (fpu): Add neon_fp16.
16429 (floatsihf2, floatdihf2): New.
16430 (fix_trunchfsi2, fix_trunchfdi2): New.
16432 (extendhfdf2): New.
16434 (*arm32_movhf): New.
16435 (*thumb1_movhf): New.
16436 (consttable_2): Add check for HFmode constants.
16437 (consttable_4): Handle HFmode constants.
16439 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16441 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16443 2009-06-17 Olivier Hainque <hainque@adacore.com>
16445 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16446 const char ** conversion in AIX specific section.
16448 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16450 * config/i386/i386.c (ix86_special_builtin_type): Remove
16451 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16452 (bdesc_special_args): Updated.
16453 (ix86_init_mmx_sse_builtins): Likewise.
16454 (ix86_expand_special_args_builtin): Likewise.
16456 2009-06-17 Richard Henderson <rth@redhat.com>
16458 * tree-pretty-print.c (maybe_dump_asm_name): New.
16459 (dump_decl_name): Use it.
16460 (PRINT_FUNCTION_NAME): Merge into...
16461 (dump_function_name): ... here. Use maybe_dump_asm_name.
16463 2009-06-17 Cary Coutant <ccoutant@google.com>
16465 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16467 * debug.c (struct gcc_debug_hooks): Change placeholder for
16469 (debug_nothing_int_charstar_int): Replaced by...
16470 (debug_nothing_int_charstar_int_bool): ...this.
16471 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16472 source_line prototype.
16473 (debug_nothing_int_charstar_int): Replaced by...
16474 (debug_nothing_int_charstar_int_bool): ...this.
16475 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16476 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16477 Output is_stmt operand when necessary.
16478 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16479 (notice_source_line): Add is_stmt parameter.
16480 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16481 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16483 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16484 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16486 2009-06-17 Ian Lance Taylor <iant@google.com>
16488 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16490 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16493 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16495 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16496 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16497 tree_strip_sign_nop_conversions and
16498 tree_ssa_strip_useless_type_conversions rather than stripping
16499 the operations here.
16500 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16502 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16503 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16504 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16505 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16508 2009-06-17 Michael Eager <eager@eagercon.com>
16510 * config/rs6000/constraints.md (register_constraint "d"): New.
16511 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16512 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16513 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16514 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16515 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16516 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16517 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16518 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16519 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16520 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16522 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16523 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16524 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16525 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16526 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16527 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16528 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16529 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16530 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16531 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16532 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16533 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16534 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16535 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16537 2009-06-16 Ian Lance Taylor <iant@google.com>
16539 * profile.c (total_num_never_executed): Don't define.
16540 (compute_branch_probabilities): Don't count or print
16541 num_never_executed.
16542 (init_branch_prob): Don't set total_num_never_executed.
16543 (end_branch_prob): Don't print total_num_never_executed.
16545 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16547 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16549 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16551 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16552 (nabstd2_fpr): Same.
16554 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16556 * expr.c (expand_assignment): Change complex type check.
16558 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16560 * doc/plugins.texi (Building GCC plugins): Added new section.
16562 2009-06-17 Ian Lance Taylor <iant@google.com>
16564 * c-pch.c (get_ident): Don't set size of templ array.
16565 (pch_init): Don't set size of partial_pch array.
16567 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16568 string constant to intialize an array whose size is the length of
16571 2009-06-17 Richard Guenther <rguenther@suse.de>
16573 PR tree-optimization/40389
16574 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16575 to addressable types.
16576 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16578 2009-06-17 Richard Guenther <rguenther@suse.de>
16580 PR middle-end/40460
16581 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16582 if there is no evolution of left in the loop bail out.
16583 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16584 chrec_fold_multiply.
16586 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16587 Janis Johnson <janis187@us.ibm.com>
16590 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16591 for the symbol ref of a constant that is the source of a move
16592 - nor for any other not-obvious-label-ref constants.
16594 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16596 * plugin.c (position_pass): Skip newly inserted pass during list
16597 traversal to avoid repeated insertion.
16599 2009-06-16 Ian Lance Taylor <iant@google.com>
16601 * vec.h (VEC_stack_alloc): Define different version if
16602 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16603 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16604 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16605 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16607 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16609 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16611 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16612 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16613 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16614 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16615 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16616 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16617 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16618 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16619 __builtin_ia32_rdtscp.
16620 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16621 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16622 and __builtin_ia32_rorhi.
16623 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16624 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16625 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16626 (ix86_expand_args_builtin): Likewise.
16627 (ix86_expand_special_args_builtin): Likewise.
16629 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16630 (UNSPECV_RDTSC): Likewise.
16631 (UNSPECV_RDPMC): Likewise.
16632 (*bsr): Renamed to ...
16634 (*bsr_rex64): Renamed to ...
16637 (*rdpmc): Likewise.
16638 (*rdpmc_rex64): Likewise.
16640 (*rdtsc): Likewise.
16641 (*rdtsc_rex64): Likewise.
16642 (rdtscp): Likewise.
16643 (*rdtscp): Likewise.
16644 (*rdtscp_rex64): Likewise.
16646 * config/i386/ia32intrin.h: New.
16648 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16650 2009-06-16 Ian Lance Taylor <iant@google.com>
16652 * ira-build.c (copy_info_to_removed_store_destinations):
16653 Initialize parent_a.
16655 2009-06-16 Ian Lance Taylor <iant@google.com>
16657 * c-decl.c (grokdeclarator): Change size_varies to bool.
16659 2009-06-16 Ian Lance Taylor <iant@google.com>
16661 * sel-sched.c: Make forward declarations of move_op_hooks and
16662 fur_hooks explicitly extern.
16664 2009-06-16 Ian Lance Taylor <iant@google.com>
16666 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16667 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16669 2009-06-16 Ian Lance Taylor <iant@google.com>
16671 * resource.c (mark_referenced_resources): Change
16672 include_delayed_effects parameter to bool. Change all callers.
16673 (mark_end_of_function_resources): Likewise.
16674 * reorg.c (insn_references_resource_p): Likewise.
16675 (insn_sets_resource_p): Likewise.
16676 * resource.h (mark_referenced_resources): Update declaration.
16677 (mark_end_of_function_resources): Update declaration.
16679 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16681 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16683 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16685 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16686 GCC can bootstrap on AIX with GNU Binutils 2.20.
16688 2009-06-16 Ian Lance Taylor <iant@google.com>
16690 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16692 2009-06-16 Ian Lance Taylor <iant@google.com>
16694 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16695 inline, not extern inline.
16696 (exact_log2): Likewise.
16697 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16699 (exact_log2): Likewise, but don't test CTZ_HWI.
16701 2009-06-16 Ian Lance Taylor <iant@google.com>
16703 * bitmap.c (bitmap_clear): Don't declare as inline.
16704 * gimple.c (gimplify_assign): Likewise.
16705 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16706 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16707 (sched_scan_info): Remove duplicate definition.
16709 2009-06-16 Ian Lance Taylor <iant@google.com>
16711 * c-common.c (skip_evaluation): Don't define.
16712 (c_inhibit_evaluation_warnings): Define global variable.
16713 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16714 than skip_evaluation.
16715 (convert_and_check, warn_for_div_by_zero): Likewise.
16716 * c-common.h (skip_evaluation): Don't declare.
16717 (c_inhibit_evaluation_warnings): Declare.
16718 * c-parser.c (c_parser_typeof_specifier): Set
16719 c_inhibit_evaluation_warnings rather than skip_evaluation.
16720 (c_parser_conditional_expression): Likewise.
16721 (c_parser_binary_expression): Likewise.
16722 (c_parser_sizeof_expression): Likewise.
16723 (c_parser_alignof_expression): Likewise.
16724 * c-typeck.c (build_indirect_ref): Check
16725 c_inhibit_evaluation_warnings rather than skip_evaluation.
16726 (build_conditional_expr, build_binary_op): Likewise.
16728 2009-06-16 Richard Guenther <rguenther@suse.de>
16730 * tree-ssa-alias.c (is_escape_site): Remove.
16731 * tree-ssa-alias.h (enum escape_type): Remove.
16732 (is_escape_site): Likewise.
16733 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16734 via casts and asms without deferring to is_escape_site.
16736 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16738 PR middle-end/40446
16739 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16740 use gen_lowpart if op0 has complex mode.
16742 2009-06-16 Richard Guenther <rguenther@suse.de>
16744 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16745 variables add them to ESCAPED.
16746 (find_func_aliases): Do not make all indirectly stored values escaped.
16748 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16750 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16751 make_decl_one_only.
16753 2009-06-16 Martin Jambor <mjambor@suse.cz>
16755 PR tree-optimization/40432
16756 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16757 check whether we need to force gimple register operand.
16759 2009-06-16 Martin Jambor <mjambor@suse.cz>
16761 PR tree-optimization/40413
16762 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16763 build_ref_for_offset.
16764 (propagate_subacesses_accross_link): Fix a typo in a comment.
16766 2009-06-16 Ira Rosen <irar@il.ibm.com>
16768 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16769 with additional parameter.
16770 * tree-vectorizer.h (enum vect_def_type): Add new value
16772 (enum vect_relevant): Add comments.
16773 (vect_is_simple_reduction): Add new argument.
16774 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16775 Detect nested cycles.
16776 (vect_is_simple_reduction): Update documentation, add an argument to
16777 distinguish inner-loop reduction from nested cycle, detect nested
16778 cycles, fix printings and indentation, don't swap operands in case
16780 (get_initial_def_for_reduction): Handle subtraction.
16781 (vect_create_epilog_for_reduction): Add new argument to specify
16782 reduction variable.
16783 (vect_finalize_reduction): Handle subtraction, fix comments.
16784 (vectorizable_reduction): Handle nested cycles. In case of nested
16785 cycle keep track of the reduction variable position. Call
16786 vect_is_simple_reduction with additional parameter. Use original
16787 statement code in reduction epilogue for nested cycle. Call
16788 vect_create_epilog_for_reduction with additional parameter.
16789 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16790 inner-loop vectorization.
16791 (vect_recog_widen_sum_pattern): Likewise.
16792 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16794 (vect_mark_stmts_to_be_vectorized): Likewise.
16795 (vect_get_vec_def_for_operand): Handle nested cycles.
16797 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16799 * doc/invoke.texi (Debugging Options): Fix option index entries
16800 for -fdump-statistics, -frandom-seed add entries for
16801 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16802 (FRV Options): Fix entries for -mTLS, -mtls.
16803 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16804 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16805 (M68hc1x Options): Fix @itemx for -mnominmax.
16806 (MCore Options): Fix entry for -mno-lsim.
16807 (MMIX Options): Fix entry for -mabi=mmixware.
16808 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16810 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16812 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16813 Mention the plugin mode of gengtype.
16814 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16815 * gengtype.c: Updated copyright.
16816 (plugin_files, nb_plugin_files) Added new static variables.
16817 (measure_input_list) Care about plugin_files.
16818 (write_rtx_next): Added early return in plugin mode.
16819 (create_file): Updated copyright year in generated file. Added
16821 (oprintf): Added early return if NULL outf.
16822 (get_output_file_with_visibility): Care of plugin_files.
16823 (get_output_file_name): May return null.
16824 (write_local): Added early return.
16825 (put_mangled_filename): Ditto.
16826 (finish_root_table): Added check for base_files.
16827 (write_roots): Care about null when plugins.
16828 (main): Added plugin mode.
16830 2009-06-15 Ian Lance Taylor <iant@google.com>
16832 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16833 * gcov.c (read_count_file): Add braces around variables declared
16836 * c.opt (Wjump-misses-init): New warning.
16837 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16838 -Wall and -Wc++-compat if not already set.
16839 (c_common_post_options): Clear warn_jump_misses_init if it was not
16841 * c-decl.c (struct c_binding): Change type field to a union with
16842 new label field. Make it the first field in the struct. Update
16843 references to type to use u.type instead.
16844 (struct c_spot_bindings): Define.
16845 (struct c_goto_bindings): Define.
16846 (c_goto_bindings_p): Define, along with VECs.
16847 (struct c_label_vars): Define.
16848 (struct c_scope): Add has_label_bindings field.
16849 (bind_label, set_spot_bindings): New static functions.
16850 (decl_jump_unsafe, update_spot_bindings): New static functions.
16851 (update_label_decls): New static function.
16852 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16853 Update binding u.label field to shadowed field.
16854 (c_binding_start_stmt_expr): New function.
16855 (c_binding_end_stmt_expr): New function.
16856 (pushdecl): Don't call c_begin_vm_scope.
16857 (make_label): Add defining and p_label_vars parameters. Change
16859 (lookup_label): Correct test for whether a label has not yet been
16860 defined. Call bind_label rather than bind.
16861 (warn_about_goto): New static function.
16862 (lookup_label_for_goto): New function.
16863 (declare_label): Call bind_label rather than bind.
16864 (check_earlier_gotos): New static function.
16865 (define_label): Don't give errors about jumping into statement
16866 expressions or scopes of variably modified types. Call
16867 set_spot_bindings and check_earlier_gotos. Call bind_label
16868 instead of bind. Don't set label_context_stack_se or
16869 label_context_stack_vm.
16870 (c_get_switch_bindings): New function.
16871 (c_release_switch_bindings): New function.
16872 (c_check_switch_jump_warnings): New function.
16873 (start_function): Don't set label_context_stack_se or
16874 label_context_stack_vm.
16875 (finish_function): Likewise.
16876 * c-typeck.c (label_context_stack_se): Don't define.
16877 (label_context_stack_vm): Don't define.
16878 (c_finish_goto_label): Call lookup_label_for_goto rather than
16879 lookup_label. Don't give errors about jumping into a statement
16880 expression or the scope of a variably modified type. Don't set
16881 label_context_stack_se or label_context_stack_vm.
16882 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16883 fields. Add bindings field.
16884 (c_start_case): Don't set deleted fields. Set bindings field.
16885 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16886 or blocked_vm. Call c_check_switch_jump_warnings.
16887 (c_finish_case): Don't test blocked_stmt_expr field. Call
16888 c_release_switch_bindings.
16889 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16890 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16891 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16892 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16893 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16894 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16895 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16896 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16897 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16898 (C_DECL_UNJUMPABLE_VM): Don't define.
16899 (C_DECL_UNDEFINABLE_VM): Don't define.
16900 (struct c_label_list): Don't define.
16901 (struct c_label_context_se): Don't define.
16902 (struct c_label_context_vm): Don't define.
16903 (struct c_spot_bindings): Declare.
16904 (c_bindings_start_stmt_expr): Declare.
16905 (c_bindings_end_stmt_expr): Declare.
16906 (lookup_label_for_goto): Declare.
16907 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16908 (c_check_switch_jump_warnings): Declare.
16909 (label_context_stack_se, label_context_stack_vm): Don't declare.
16910 (c_finish_goto_label): Update declaration.
16911 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16912 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16913 (Warning Options): Document -Wjump-misses-init.
16915 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16917 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16920 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16922 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16924 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16926 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16928 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16930 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16932 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16934 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16935 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16936 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16937 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16938 * dwarf2asm.c (dw2_force_const_mem): Update call to
16939 make_decl_one_only.
16940 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16941 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16942 * langhooks.c (lhd_comdat_group): Remove.
16943 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16944 * tree.h (DECL_COMDAT_GROUP): New.
16945 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16946 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16947 (make_decl_one_only): Change signature.
16948 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16949 make_decl_one_only.
16950 (make_decl_one_only): Change signature.
16951 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16953 2009-06-15 Richard Guenther <rguenther@suse.de>
16955 PR middle-end/40439
16956 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16958 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16960 * tree-ssa-math-opts.c: Remove extra divide.
16962 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16964 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16966 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16968 * passes.c: Add bswap pass.
16969 * tree-pass.h: Add pass_optimize_bswap declaration.
16970 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16971 Include rtl.h, expr.h and optabs.h for optab_handler check.
16972 (struct symbolic_number, pass_optimize_bswap): New definition.
16973 (do_shift_rotate, verify_symbolic_number_p): New functions.
16974 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16975 (gate_optimize_bswap): New function.
16976 * tree.c (widest_int_cst_value): New function.
16977 * tree.h (widest_int_cst_value): Prototype added.
16979 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16981 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16982 REG_EQUAL/REG_EQUIV notes.
16984 2009-06-14 Richard Guenther <rguenther@suse.de>
16986 PR middle-end/40389
16987 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16988 has its address taken if NRV was applied and it is addressable.
16989 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16990 function split out from ...
16991 (get_constraint_for_1): ... here.
16992 (handle_rhs_call): Use it to mark the return slot escaped if
16993 it is addressable and NRV was applied.
16995 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16997 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16998 Change first argument type to location_t.
16999 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
17000 Do not set input_location.
17001 Use loc instead of input_location throughout.
17003 2009-06-13 Richard Guenther <rguenther@suse.de>
17005 PR tree-optimization/40421
17006 * tree-predcom.c (should_unroll_loop_p): Remove.
17007 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
17009 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17011 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17012 Add location argument.
17014 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17016 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
17018 * config/s390/s390.c (s390_build_builtin_va_list): Same.
17019 (s390_gimplify_va_arg): Pass location to create_artificial_label.
17020 * config/spu/spu-protos.h: Add location to
17021 spu_resolve_overloaded_builtin.
17022 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
17023 spu_build_builtin_va_list.
17024 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
17025 argument. Pass location to build_function_call_vec.
17026 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
17028 (emit_fpu_switch): Same.
17029 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
17030 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
17031 to build_decl and create_artificial_label.
17032 (xtensa_gimplify_va_arg_expr): Same.
17033 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
17034 (xstormy16_gimplify_va_arg_expr): Same.
17035 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
17036 * config/arm/arm.c (arm_build_builtin_va_list): Same.
17037 * config/mips/mips.c (mips_build_builtin_va_list): Same.
17038 (mips16_build_function_stub): Same.
17039 (mips16_build_call_stub): Same.
17041 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
17044 * arm/constraints.md (Pa, Pb): New constraints.
17045 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
17046 split pattern to deal with them.
17048 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
17050 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
17051 fix index entry for -Xpreprocessor.
17053 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17055 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17056 Add location argument to build_decl call.
17057 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
17058 (rs6000_init_builtins): Same.
17059 (spe_init_builtins): Same.
17060 (rs6000_gimplify_va_arg): Add location argument to
17061 create_artificial_label call.
17063 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
17065 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
17066 * combine-stack-adj.c (pass_stack_adjustments): Use it.
17067 * Makefile.in: Fix GGC dependency for gcse.o.
17069 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17071 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
17072 * gimple-pretty-print.c (dump_gimple_stmt): Same.
17073 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
17075 * c-parser.c (c_parser_binary_expression): Use current column while
17076 building binary operations.
17077 * common.opt (fshow-column): Enable by default.
17078 * tree-vrp.c (check_array_ref): Use warning_at.
17079 (check_array_bounds): Use location from call back if expr has no
17081 * tree.h: Add location argument to maybe_fold_*.
17082 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
17083 (maybe_fold_offset_to_array_ref): Add location argument and use it.
17084 (maybe_fold_offset_to_component_ref): Same.
17085 (maybe_fold_offset_to_reference): Same.
17086 (maybe_fold_offset_to_address): Same.
17087 (maybe_fold_stmt_indirect): Same.
17088 (maybe_fold_stmt_addition): Same.
17089 (fold_stmt_r): Pass location to maybe_fold_*.
17090 (fold_gimple_assign): Same.
17091 * c-tree.h: Add location argument to finish_decl,
17092 default_function_array_conversion, store_init_value.
17093 * c-decl.c (define_label): Use error_at.
17094 (c_make_fname_decl): Pass location to finish_decl.
17095 (finish_decl): New location argument.
17096 (build_compound_literal): Pass location to store_init_value.
17097 (grokdeclarator): Pass location to finish_decl.
17099 * c-typeck.c (array_to_pointer_conversion): New location argument.
17100 (function_to_pointer_conversion): Same.
17101 (default_function_array_conversion): Same.
17102 (parser_build_unary_op): Pass location to overflow_warning.
17103 (parser_build_binary_op): Same. Use warning_at.
17104 (build_unary_op): Pass location to array_to_pointer_conversion.
17105 (build_c_cast): Pass location to digest_init.
17106 (build_modify_expr): New location argument.
17107 (convert_for_assignment): Same.
17108 (store_init_value): Same.
17109 (digest_init): Same.
17110 (output_init_element): Pass location to digest_init and
17111 array_to_pointer_conversion.
17112 (c_finish_return): Pass location to convert_for_assignment.
17113 * gimplify.c (gimplify_conversion): Pass location to
17114 maybe_fold_offset_to_address.
17115 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
17116 to maybe_fold_stmt_addition.
17117 * c-omp.c (c_finish_omp_atomic): Pass new location to
17119 (c_finish_omp_for): Same.
17120 * c-common.c (overflow_warning): New argument.
17121 * c-common.h: New argument to build_modify_expr, overflow_warning.
17122 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
17124 (c_parser_initializer): Pass location to
17125 default_function_array_conversion.
17126 (c_parser_initelt): Same.
17127 (c_parser_initval): Same.
17128 (c_parser_asm_operands): Same.
17129 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
17130 (c_parser_conditional_expression): Same.
17131 (c_parser_binary_expression): Add location info to stack. Use it.
17132 (c_parser_unary_expression): Pass location to
17133 default_function_array_conversion, parser_build_unary_op,
17134 build_indirect_ref, c_parser_postfix_expression_after_primary.
17135 (c_parser_postfix_expression_after_primary): New location argument.
17137 (c_parser_expression_conv): Pass location to
17138 default_function_array_conversion.
17139 (c_parser_expr_list): Same.
17140 (c_parser_omp_atomic): Same.
17141 (c_parser_omp_for_loop): Same.
17142 * c-tree.h (struct c_declarator): Add comment to id_loc.
17143 (build_array_declarator): New argument.
17144 * c-decl.c (build_array_declarator): Add location argument.
17145 (grokdeclarator): Set id_loc for cdk_array.
17146 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
17147 build_array_declarator.
17148 * tree.c (build_omp_clause): Add location argument.
17149 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
17150 (OMP_CLAUSE_LOCATION): New macro.
17151 (struct tree_omp_clause): Add location field.
17152 (build_omp_clause): Add argument.
17153 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
17155 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
17156 (cp_parser_omp_clause_collapse): Same.
17157 (cp_parser_omp_clause_default): Same.
17158 (cp_parser_omp_clause_if): Same.
17159 (cp_parser_omp_clause_nowait): Same.
17160 (cp_parser_omp_clause_num_threads): Same.
17161 (cp_parser_omp_clause_ordered): Same.
17162 (cp_parser_omp_clause_schedule): Same.
17163 (cp_parser_omp_clause_untied): Same.
17164 (cp_parser_omp_for_loop): Same.
17165 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17166 * c-tree.h (c_start_case): Add location argument.
17167 (c_process_expr_stmt): Same.
17168 (c_finish_goto_*): Same.
17169 * tree-parloops.c (initialize_reductions): Pass location to
17171 (create_parallel_loop): Same.
17172 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
17173 (gfc_trans_omp_reduction_list): Same.
17174 (gfc_trans_omp_clauses): Same.
17175 (gfc_trans_omp_do): Same.
17176 * c-typeck.c (c_finish_goto_label): Same.
17177 (c_finish_goto_ptr): New location argument.
17178 (c_start_case): Same.
17179 (emit_side_effect_warnings): Same.
17180 (c_process_expr_stmt): Same.
17181 (c_finish_stmt_expr): Same.
17182 (c_finish_omp_clauses): Use error_at instead of error.
17183 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
17185 * c-omp.c (c_split_parallel_clauses): New location argument.
17186 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
17187 to build_omp_clause.
17188 (convert_local_reference_stmt): Same.
17189 (convert_gimple_call): Same.
17190 * c-common.h (c_split_parallel_clauses): New argument.
17191 * c-parser.c (c_parser_statement_after_labels): Pass location to
17192 c_finish_goto_label.
17193 (c_parser_switch_statement): Pass location to c_start_case.
17194 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
17195 and c_process_expr_stmt.
17196 (c_parser_omp_variable_list): Add location argument.
17197 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
17198 (c_parser_omp_clause_default): Same.
17199 (c_parser_omp_clause_if): Same.
17200 (c_parser_omp_clause_num_threads): Same.
17201 (-c_parser_omp_clause_ordered): Same.
17202 (c_parser_omp_clause_reduction): Pass location to
17203 c_parser_omp_variable_list.
17204 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
17205 (c_parser_omp_clause_untied): Same.
17206 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
17207 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17209 * c-tree.h (check_for_loop_decls, undeclared_variable,
17210 build_component_ref, build_array_ref, build_external_ref,
17211 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
17212 build_conditional_expr, build_compound_expr, c_cast_expr,
17213 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
17214 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
17216 * c-semantics.c (build_stmt): Same.
17217 (build_case_label): Same.
17218 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
17219 (undeclared_variable): New argument.
17220 (make_label): Same.
17221 (lookup_label): Pass location on down.
17222 (define_label): Same.
17223 (finish_decl): Same.
17224 (build_compound_literal): Same.
17225 (finish_struct): Same.
17226 (finish_function): Do not set location here.
17227 (check_for_loop_decls): New argument.
17228 * tree.c (save_expr): Set location.
17229 (build_empty_stmt): New argument.
17230 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
17231 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
17232 * builtins.c (gimplify_va_arg_expr): Use locations.
17233 (expand_builtin_sync_operation): Same.
17234 * c-typeck.c (build_component_ref): New argument.
17235 (build_array_ref): Same.
17236 (build_external_ref): Same.
17237 (c_expr_sizeof_expr): Same.
17238 (c_expr_sizeof_type): Same.
17239 (parser_build_unary_op): Same.
17240 (build_conditional_expr): Same.
17241 (build_compound_expr): Pass location on down.
17242 (build_compound_expr): New argument.
17243 (build_c_cast): Same.
17244 (c_cast_expr): Same.
17245 (build_asm_expr): Same.
17246 (c_finish_return): Same.
17247 (c_process_expr_stmt): Pass location on down.
17248 (c_finish_stmt_expr): New argument.
17249 (push_clenaup): Same.
17250 (c_finish_omp_parallel): Same.
17251 (c_finish_omp_task): Same.
17252 * gimplify.c (gimplify_call_expr): Pass location on down.
17253 * c-omp.c (c_finish_omp_master): New argument.
17254 (c_finish_omp_critical): Same.
17255 (c_finish_omp_ordered): Same.
17256 (c_finish_omp_barrier): Same.
17257 (-c_finish_omp_taskwait): Same.
17258 (c_finish_omp_atomic): Same.
17259 (c_finish_omp_flush): Same.
17260 * tree-inline.c (copy_tree_body_r): Pass location on down.
17261 (inline_forbidden_p): Remove use of input_location.
17262 * c-gimplify.c (c_build_bind_expr): New argument.
17263 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
17264 (c_sizeof_or_alignof_type): New argument.
17265 (c_alignof_expr): Same.
17266 (build_va_arg): Same.
17267 (c_add_case_label): Same.
17268 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
17269 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
17270 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
17271 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
17272 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
17273 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
17275 * stub-objc.c (objc_build_selector_expr): Same.
17276 (objc_build_throw_stmt): Same.
17277 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
17278 (c_parser_initelt): Same.
17279 (c_parser_compound_statement): Same.
17280 (c_parser_compound_statement_nostart): Same.
17281 (c_parser_label): Same.
17282 (c_parser_statement_after_labels): Same.
17283 (c_parser_if_body): Same.
17284 (c_parser_else_body): Same.
17285 (c_parser_if_statement): Same.
17286 (c_parser_switch_statement): Same.
17287 (c_parser_while_statement): Same.
17288 (c_parser_do_statement): Same.
17289 (c_parser_for_statement): Same.
17290 (c_parser_asm_statement): Same.
17291 (c_parser_conditional_expression): Same.
17292 (c_parser_binary_expression): Same.
17293 (c_parser_cast_expression): Same.
17294 (c_parser_unary_expression): Same.
17295 (c_parser_sizeof_expression): Same.
17296 (c_parser_alignof_expression): Same.
17297 (c_parser_postfix_expression): Same.
17298 (c_parser_expression): Same.
17299 (c_parser_objc_receiver): Same.
17300 (c_parser_omp_variable_list): Same.
17301 (c_parser_omp_structured_block): Same.
17302 (c_parser_omp_atomic): New argument.
17303 (c_parser_omp_barrier): Same.
17304 (c_parser_omp_critical): Same.
17305 (c_parser_omp_flush): Pass location on down.
17306 (c_parser_omp_for_loop): New argument.
17307 (c_parser_omp_for): Same.
17308 (c_parser_omp_master): Same.
17309 (c_parser_omp_ordered): Same.
17310 (c_parser_omp_sections_scope): Same.
17311 (c_parser_omp_sections): Same.
17312 (c_parser_omp_parallel): Same.
17313 (c_parser_omp_single): Same.
17314 (c_parser_omp_task): Same.
17315 (c_parser_omp_taskwait): Pass location on down.
17316 (c_parser_omp_construct): Same.
17317 (c_parser_omp_threadprivate): Same.
17318 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
17319 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
17320 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
17321 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
17322 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
17323 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
17324 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
17325 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
17326 config/i386/i386.c, stmt.c:
17327 Add location argument to the following function definitions and/or
17328 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
17329 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
17330 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
17331 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
17332 do_case, c_finish_bc_stmt, build_compound_literal,
17333 build_function_call.
17334 * c-decl.c (build_compound_literal): Add location argument.
17335 Make all diagnostic calls use location.
17336 (start_struct): Same.
17337 (finish_struct): Same.
17338 (start_enum): Same.
17339 (build_enumerator): Same.
17340 (start_function): Same.
17341 (grokdeclarator): Make all diagnostic calls use location.
17342 (store_parm_decls_oldstyle): Same.
17343 * c-typeck.c (build_function_call): Add location argument.
17344 Make all diagnostic calls use location.
17346 (c_finish_bc_stmt): Same.
17347 * tree-nested.c (get_trampoline_type): Add argument.
17348 Pass location to build_decl.
17349 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
17350 * rtl.h (RTL_LOCATION): New.
17351 * c-common.c (c_add_case_label): Add location argument.
17352 Make all diagnostic calls use location.
17353 * c-common.h: Add location argument to make_fname_decl, do_case,
17354 c_add_case_label, build_function_call, resolve_overloaded_builtin.
17355 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
17356 Set it appropriately for every case. Pass enum_loc to start_enum
17357 call. Pass value_loc first to build_enumerator. Pass enum_loc to
17359 (c_parser_struct_or_union_specifier): Save location. Use it for
17360 start_struct, finish_struct, and parser_xref_tag.
17362 2009-06-12 Ian Lance Taylor <iant@google.com>
17364 * fold-const.c (fold_unary): Rename local variable and to and_expr.
17366 * c-opts.c (c_common_handle_option): For -Wc++-compat set
17367 cpp_opts->warn_cxx_operator_names.
17369 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17372 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
17373 is returns NULL and OP is a VCE, look through the VCE.
17375 2009-06-12 Ian Lance Taylor <iant@google.com>
17378 * collect2.c (main): Use CONST_CAST2 in code inside #if
17379 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
17381 2009-06-12 Joey Ye <joey.ye@intel.com>
17383 PR middle-end/39146
17384 * cfgexpand.c (get_decl_align_unit): Update
17385 max_used_stack_slot_alignment with align instead of
17386 stack_alignment_needed.
17388 * function.c (assign_stack_local_1): Update
17389 max_used_stack_slot_alignment with alignment_in_bits instead
17390 of stack_alignment_needed.
17391 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17394 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17396 * dwarf2out.c (last_var_location_insn): New variable.
17397 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17398 (dwarf2out_var_location): Don't record anything after last real
17399 insn. Only change labels if there were any real instructions
17400 in between last note and this one, or if changed sections.
17402 2009-06-11 Richard Henderson <rth@redhat.com>
17404 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17405 note when storing the frame pointer in a register.
17406 (FRP): Don't redefine to nothing for epilogue.
17407 (alpha_expand_epilogue): Mark register and sp restores.
17408 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17410 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17411 when gen_lowpart is needed.
17413 2009-06-11 Richard Henderson <rth@redhat.com>
17415 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17417 * dwarf2out.c (need_data_align_sf_opcode): New.
17418 (div_data_align): Move earlier.
17419 (def_cfa_1, reg_save): Use it.
17421 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17423 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17424 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17425 (ix86_handle_option): Handle OPT_mcrc32.
17426 (ix86_target_string): Add -mcrc32.
17427 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17429 * config/i386/i386.h (TARGET_CRC32): New.
17431 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17432 (sse4_2_crc32di): Likewise.
17434 * config/i386/i386.opt (mcrc32): New.
17436 * doc/invoke.texi: Document -mcrc32.
17438 2009-06-11 Richard Henderson <rth@redhat.com>
17440 * common.opt (gdwarf-): Accept a version number.
17441 * doc/invoke.texi (gdwarf-): Update docs.
17442 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17443 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17444 version level, and record it.
17446 * dwarf2.h (DW_CIE_VERSION): Remove.
17447 * dwarf2out.c (DWARF_VERSION): Remove.
17448 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17449 (output_call_frame_info): Use CIE version 3 for dwarf3,
17450 or if the return register column is out of range for version 1.
17451 (dwarf_stack_op_name): Add all dwarf3 values.
17452 (DEBUG_PUBTYPES_SECTION): New.
17453 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17454 encoding change for dwarf3.
17455 (output_die) [dw_val_class_die_ref]: Likewise.
17456 (output_compilation_unit_header): Emit correct version for dwarf3.
17457 (output_line_info): Likewise.
17458 (output_pubnames): Update for DWARF_VERSION removal.
17459 (output_aranges): Likewise.
17460 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17461 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17462 (dwarf2out_finish): Likewise.
17464 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17466 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17469 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17472 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17473 * builtins.c (expand_builtin_unreachable): New function.
17474 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17475 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17476 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17478 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17479 searching for missing barriers.
17481 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17483 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17484 when -fprofile-generate* was passed.
17485 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17487 2009-06-11 Anthony Green <green@moxielogic.com>
17489 * config/moxie/moxie.md: Define length attribute for all instructions.
17491 (*b<cond:code>): Support limited branch ranges for new PC-relative
17492 branch instructions.
17493 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17495 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17497 * config/i386/i386.c (min_insn_size): Use get_attr_length
17498 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17499 For __asm return 0.
17501 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17502 instead of emit_insn_before.
17504 2009-06-10 Ian Lance Taylor <iant@google.com>
17507 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17510 2009-06-10 Revital Eres <eres@il.ibm.com>
17512 * passes.c (init_optimization_passes): Reschedule
17513 predictive-commoning pass before complete unroll pass.
17515 2009-06-10 Martin Jambor <mjambor@suse.cz>
17517 * cgraph.c (cgraph_node_can_be_local_p): New function.
17518 (cgraph_make_node_local): New function.
17519 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17520 (cgraph_make_node_local): Declare.
17522 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17524 * tree.h (tree_base): Add packed_flag and user_align fields.
17525 Decrease size of spare field.
17526 (TYPE_USER_ALIGN): Use user_align from tree_base.
17527 (DECL_USER_ALIGN): Likewise.
17528 (TYPE_PACKED): Use packed_flag from tree_base.
17529 (DECL_PACKED): Likewise.
17530 (tree_type): Delete packed_flag and user_align fields. Widen
17531 precision field. Widen mode field and shuffle fields to align
17532 mode on an 8-bit boundary.
17533 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17534 Renumber decl_flag_* fields. Fix comments. Widen
17535 decl_common_unused field.
17536 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17537 (DECL_EXTERNAL): Likewise.
17538 (DECL_BIT_FIELD): Likewise.
17539 (DECL_NONADDRESSABLE_P): Likewise.
17540 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17541 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17543 2009-06-10 Ian Lance Taylor <iant@google.com>
17545 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17546 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17547 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17548 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17549 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17550 DEF_VEC_ALLOC_FUNC_P.
17551 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17552 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17553 DEF_VEC_ALLOC_FUNC_O.
17554 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17555 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17556 DEF_VEC_ALLOC_FUNC_I.
17557 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17558 (vec_stack_p_reserve_exact_1): Declare.
17559 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17560 (vec_stack_free): Declare.
17561 (VEC_stack_alloc): Define.
17562 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17563 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17564 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17565 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17567 (stack_vecs): New static variable.
17568 (vec_stack_p_reserve_exact_1): New function.
17569 (vec_stack_o_reserve_1): New static function.
17570 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17571 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17572 (vec_stack_free): New function.
17573 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17574 (VEC_df_ref_stack_alloc): Define.
17575 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17576 DEF_VEC_ALLOC_P_STACK.
17577 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17578 (struct df_collection_rec): Change _vec fields to VEC. Remove
17580 (df_free_collection_rec): Adjust for new fields.
17581 (df_insn_rescan): Use new df_collection_rec fields.
17582 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17583 (df_ref_create_structure, df_ref_record): Likewise.
17584 (df_get_conditional_uses, df_get_call_refs): Likewise.
17585 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17586 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17587 (df_record_exit_block_uses, df_bb_verify): Likewise.
17588 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17589 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17590 Remove count parameter. Change return type to void. Change all
17592 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17593 Remove count parameter. Change return type to void. Change all
17595 (df_install_refs): Change old_vec parameter to VEC. Remove count
17596 parameter. Change all callers.
17597 (df_install_mws): Change old_vec parameter to VEC. Remove count
17598 parameter. Change all callers.
17599 (df_refs_verify): Change new_rec parameter to VEC. Change call
17601 (df_mws_verify): Likewise.
17603 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17605 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17607 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17609 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17611 2009-06-10 Anthony Green <green@moxielogic.com>
17613 * config/moxie/crti.asm: New file.
17614 * config/moxie/crtn.asm: New file.
17615 * config/moxie/moxie.c: New file.
17616 * config/moxie/moxie.h: New file.
17617 * config/moxie/sfp-machine.h: New file.
17618 * config/moxie/moxie-protos.h: New file.
17619 * config/moxie/t-moxie: Created.
17620 * config/moxie/t-moxie-softfp: Created.
17621 * config/moxie/moxie.md: Created.
17622 * config/moxie/constraints.md: Created.
17623 * config.gcc: Add moxie support.
17624 * doc/md.texi (Machine Constraints): Add moxie constraints.
17625 * doc/contrib.texi (Contributors): Mention moxie port.
17626 * doc/install.texi (Specific): Mention the moxie port.
17628 2009-06-09 Ian Lance Taylor <iant@google.com>
17630 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17631 compiling with C++.
17632 * optabs.c (optab_table): Only use designated initializers if
17633 HAVE_DESIGNATED_INITIALIZERS is defined.
17634 (convert_optab_table): Likewise.
17635 (init_optabs): Always call init_insn_codes if
17636 HAVE_DESIGNATED_INITIALIZERS is not defined.
17638 2009-06-09 Ian Lance Taylor <iant@google.com>
17640 * targhooks.c (default_builtin_vectorized_function): Change fn
17641 parameter to unsigned int.
17642 (default_builtin_vectorized_conversion): Change code parameter to
17644 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17645 * targhooks.h: Update declarations.
17646 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17647 parameter to unsigned int.
17649 * c-typeck.c (comptypes_check_enum_int): New static function.
17650 (comptypes_internal): Add enum_and_int_p parameter. Change all
17652 (comp_target_types): Add location parameter. Change all callers.
17653 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17654 Change all callers.
17655 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17656 (build_conditional_expr): Add colon_loc parameter. Change all
17658 (convert_for_assignment): Add location parameter. Change all callers.
17659 * c-parser.c (c_parser_conditional_expression): Pass location of
17660 colon to build_conditional_expr.
17661 * c-tree.h (build_conditional_expr): Update declaration.
17663 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17665 * graphite.c: Revert previous patch.
17667 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17670 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17672 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17674 * tree-ssa-loop-prefetch.c
17675 (loop_prefetch_arrays): Fixed a portability problem in printf format
17678 2009-06-09 Martin Jambor <mjambor@suse.cz>
17680 PR tree-optimization/40351
17681 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17682 refrence to a potential artifical subaccess can be constructed.
17684 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17686 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17687 (sh_override_options): Likewise.
17688 * config/sh/sh.c: Include params.h.
17689 (sh_optimization_options): New.
17690 (sh_override_options): Likewise.
17691 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17692 (OVERRIDE_OPTIONS): Use sh_override_options.
17694 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17696 * dwarf2out.c (emit_cfa_remember): New variable.
17697 (add_fde_cfi): If emit_cfa_remember, recurse to add
17698 DW_CFA_remember_state first.
17699 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17700 instead just set emit_cfa_remember.
17702 2009-06-08 Jan Hubicka <jh@suse.cz>
17705 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17707 2009-06-08 Jan Hubicka <jh@suse.cz>
17709 PR middle-end/39834
17710 * cgraphunit.c (save_inline_function_body): Do not copy transform
17711 hooks for saved inline bodies.
17712 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17713 for given function.
17715 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17717 * jump.c (returnjump_p): Handle delayed branches. Add missing
17720 2009-06-08 Jan Hubicka <jh@suse.cz>
17722 PR middle-end/40102
17723 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17724 original node might've been modified.
17725 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17727 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17729 * tree-object-size.c (addr_object_size): Add OSI argument.
17730 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17731 (compute_builtin_object_size, expr_object_size): Adjust callers.
17732 (plus_stmt_object_size): Call addr_object_size instead of
17733 compute_builtin_object_size.
17735 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17736 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17738 * tree-ssa-loop-prefetch.c
17739 (gather_memory_references): Introduced a counter for the number of
17741 (anything_to_prefetch_p): Introduced a counter for the number of
17743 (is_loop_prefetching_profitable): New function with a cost model
17745 (loop_prefetch_arrays): Use the new cost model to determine if
17746 prefetching is profitable.
17747 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17748 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17749 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17750 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17751 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17752 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17754 2009-06-08 Michael Matz <matz@suse.de>
17757 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17758 partitions use the same.
17759 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17760 for basevars of SSA_NAMEs.
17761 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17762 to not expand them twice.
17763 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17766 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17768 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17769 (fdump-final-insns=, gtoggle): New.
17770 * doc/invoke.texi: Document them.
17771 * final.c (rest_of_clean_state): Dump final insn stream.
17772 * gcc.c (invoke_as): Hook in -fcompare-debug.
17773 (static_spec_functions): Add compare-debug-dump-opt,
17774 compare-debug-self-opt and compare-debug-auxbase-opt.
17775 (compare_debug, compare_debug_second, compare_debug_opt): New.
17776 (switches_debug_check, n_switches_debug_check): New.
17777 (debug_auxbase_opt, debug_check_temp_file): New.
17778 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17780 (do_self_spec): Handle arguments after switches.
17781 (do_spec_1): Add .gk extension to temp file basenames for compare.
17782 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17783 (cc1_options): Use it instead of normal auxbase computation for
17784 the second compare-debug compilation.
17785 (compare_files): New.
17786 (main): Set up and implement compare debug mode.
17787 (compare_debug_dump_opt_spec_function): New.
17788 (compare_debug_self_opt_spec_function): New.
17789 (compare_debug_auxbase_opt_spec_function): New.
17790 * toplev.c (process_options): Handle flag_gtoggle,
17791 flag_dump_final_insns.
17792 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17793 during -fcompare-debug-second compilation.
17795 2009-06-07 Ian Lance Taylor <iant@google.com>
17797 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17798 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17800 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17801 with no default node. Change warning with %H to warning_at.
17802 Don't clear warn_switch around case checking.
17803 * doc/invoke.texi (Warning Options): Clarify distinction between
17804 -Wswitch and -Wswitch-enum.
17806 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17808 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17810 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17812 * gbl-ctors.h: Add header guard.
17814 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17816 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17817 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17818 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17819 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17820 prototypes for removed functions.
17821 (expressions_equal_p): Move to ...
17822 * tree-ssa-sccvn.h: ... here and ...
17823 * matrix-reorg.c: ... adjust includes.
17825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17827 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17829 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17831 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17832 (finish_function): Remove erroneous whitespace.
17834 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17836 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17837 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17839 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17841 * errors.c (internal_error): Commentary typo fix.
17842 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17843 * tree-ssa-pre.c: Ditto.
17845 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17847 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17848 them is supposed to hold actual statements.
17850 2009-06-06 Ian Lance Taylor <iant@google.com>
17852 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17853 empty statements can now have attributes.
17855 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17857 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17858 * config/mips/mips.md: Ditto.
17860 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17862 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17864 (__eabi_uconvert): Likewise.
17866 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17868 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17869 CFI_* definitions with IN_GCC.
17871 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17873 * xcoffout.h (xcoffout_source_line): Update prototype.
17875 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17877 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17878 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17880 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17882 PR middle-end/40340
17883 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17884 inlined_function_outer_scope_p blocks for artificial inlines
17886 * tree.c (tree_nonartificial_location): Rewrite using
17887 block_nonartificial_location.
17889 2009-06-05 Revital Eres <eres@il.ibm.com>
17890 Leehod Baruch <leehod@il.ibm.com>
17892 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17893 (expand_expr_real_1): Remove comment.
17894 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17895 Vectorize misaligned access when the target supports it.
17896 (vect_supportable_dr_alignment): Check for unaligned access support.
17897 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17900 2009-06-05 Julian Brown <julian@codesourcery.com>
17902 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17903 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17905 2009-06-05 Richard Guenther <rguenther@suse.de>
17908 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17909 as possibly unused.
17911 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17913 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17914 (save_gprs): Don't tell unwinder when a global register is saved.
17915 (s390_emit_epilogue): Emit needed epilogue unwind info.
17917 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17919 * dwarf2out.c (deferred_asm_name): New.
17920 (add_name_and_src_coords_attributes): Defer creation of
17921 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17923 (move_linkage_attr): New.
17924 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17927 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17929 * tree-nested.c (finalize_nesting_tree_1): Declare the
17930 frame_decl in the binding tree.
17932 2009-06-04 Cary Coutant <ccoutant@google.com>
17934 * basic-block.h (struct basic_block_def): Add discriminator field.
17935 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17937 * debug.c (do_nothing_debug_hooks): Add additional entry.
17938 (debug_nothing_int_charstar_int): New function.
17939 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17940 (debug_nothing_int_charstar_int): New declaration.
17941 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17942 discriminator value in .loc directive.
17943 * final.c (last_discriminator): New variable.
17944 (discriminator): New variable.
17945 (final_start_function): Initialize above variables, pass current
17946 discriminator to debug hook.
17947 (notice_source_line): Check for discriminator change.
17948 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17949 * sdbout.c (sdbout_source_line): New parameter.
17950 * tree-cfg.c (struct locus_discrim_map): New structure type.
17951 (discriminator_per_locus): New hash table.
17952 (build_gimple_cfg): Allocate and free discriminator hash table.
17953 (make_edges): Call assign_discriminator.
17954 (locus_map_hash): New function.
17955 (locus_map_eq): New function.
17956 (next_discriminator_for_locus): New function.
17957 (same_line_p): New function.
17958 (assign_discriminator): New function.
17959 (make_cond_expr_edges): Call assign_discriminator.
17960 (make_gimple_switch_edges): Likewise.
17961 (first_non_label_stmt): New function.
17962 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17964 * xcoffout.c (xcoffout_source_line): Add new parameter.
17966 * configure.ac (gcc_cv_as_discriminator): New configury check for
17967 gas support for discriminator.
17968 * configure: Regenerate.
17969 * config.in: Regenerate.
17971 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17973 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17974 val after checking for integers.
17976 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17978 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17980 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17981 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17982 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17983 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17984 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17985 X64_SSE_REGPARM_MAX.
17986 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17987 X64_SSE_REGPARM_MAX.
17989 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17991 * gcc.c (report_times_to_file): New.
17992 (execute): Implement it.
17993 (process_command): Support -time=.
17994 * doc/invoke.texi: Document it.
17996 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17998 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17999 that have value exprs.
18001 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18003 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
18004 declarations for constants until...
18005 (dw2_output_indirect_constant_1): ... this point.
18007 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
18010 * arm.md (arm_addsi3): Don't try to split an add with an
18011 eliminable register until after reload has completed.
18013 2009-06-03 Ian Lance Taylor <iant@google.com>
18015 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
18016 * genattrtab.c (write_length_unit_log): Likewise.
18017 * genchecksum.c (dosum): Likewise.
18018 * gengtype.c (write_rtx_next): Likewise.
18019 (finish_root_table, write_roots): Likewise.
18020 * gimple.c (gimple_ops_offset_): Likewise.
18021 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
18022 * config/arc/arc.c (arc_attribute_table): Likewise.
18023 * config/arm/arm.c (arm_attribute_table): Likewise.
18024 * config/avr/avr.c (avr_attribute_table): Likewise.
18025 * config/crx/crx.c (crx_attribute_table): Likewise.
18026 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
18027 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
18028 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
18029 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
18030 * config/sh/sh.c (sh_attribute_table): Likewise.
18031 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
18032 * config/spu/spu.c (spu_attribute_table): Likewise.
18033 * config/v850/v850.c (v850_attribute_table): Likewise.
18035 * config/alpha/alpha.c (vms_attribute_table): Make static.
18036 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
18037 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
18038 * config/mips/mips.c (mips_attribute_table): Likewise.
18040 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
18042 (cc1-checksum.o): Likewise.
18044 2009-06-03 Steve Ellcey <sje@cup.hp.com>
18046 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
18048 2009-06-03 Jakub Jelinek <jakub@redhat.com>
18050 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
18051 insn if it is changing sp. Use gen_add3_insn instead of
18052 conditionally gen_addsi3 and gen_adddi3.
18053 (offset_below_red_zone_p): New static inline function.
18054 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
18055 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
18056 * config/rs6000/ppc-asm.h: Include auto-host.h.
18057 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
18058 CFI_RESTORE): Define.
18059 * config/rs6000/crtresxgpr.asm: Add unwind info.
18060 * config/rs6000/crtresxfpr.asm: Likewise.
18061 * config/rs6000/crtresgpr.asm: Likewise.
18062 * config/rs6000/crtresfpr.asm: Likewise.
18063 * config/rs6000/crtsavgpr.asm: Likewise.
18064 * config/rs6000/crtsavfpr.asm: Likewise.
18066 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
18067 argument of DWARF2_FRAME_REG_OUT macros.
18069 2009-06-03 Julian Brown <julian@codesourcery.com>
18071 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
18072 words or less (including TImode) in core registers.
18074 2009-06-03 Richard Guenther <rguenther@suse.de>
18076 PR middle-end/40328
18077 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
18079 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
18081 * statistics.c (statistics_counter_event): Do not record event
18082 in pass dump if its number == -1.
18083 (curr_statistics_hash): Add assert that we never get passes
18084 with static number == -1.
18086 2009-06-03 Richard Guenther <rguenther@suse.de>
18087 Andrey Belevantsev <abel@ispras.ru>
18089 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
18090 non-BLKmode arrays addressable.
18092 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
18094 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
18095 * config/m68k/m68k.h: ... here.
18097 2009-06-03 Martin Jambor <mjambor@suse.cz>
18099 PR tree-optimization/40323
18100 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
18103 2009-06-03 Richard Guenther <rguenther@suse.de>
18105 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18108 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
18110 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18111 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
18112 JUMP_TABLE_DATA_P where applicable.
18113 * config/sh/sh.c: Ditto.
18114 * config/sh/sh.h: Ditto.
18115 * config/sh/sh.md: Ditto.
18116 * config/sh/symbian.c: Ditto.
18118 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
18120 * config/i386/driver-i386.c (describe_cache): Optimize
18121 concatenation of strings. Use snprintf instead of sprintf.
18122 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
18123 target when not compiling with GCC.
18125 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
18127 * config/sh/sh.c: Revert last change.
18128 (sh_expand_epilogue): Emit a blockage insn before the frame
18129 pointer adjustment unconditionally.
18131 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18133 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
18134 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
18135 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
18136 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
18137 to COLLECT_GCC_OPTIONS.
18139 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18141 * collect2.c (target_system_root): New variable.
18142 (main): Handle --sysroot=.
18143 (ignore_library): Strip the sysroot from the library path.
18145 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18147 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
18148 (collect2.o): Depend on collect2-aix.h.
18149 (collect2-aix.o): New rule.
18150 * collect2-aix.h: New file.
18151 * collect2-aix.c: Likewise.
18152 * collect2.c: Include collect2-aix.h. Don't undefine
18153 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
18154 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
18155 Use TARGET_AIX_VERSION instead of _AIX51.
18156 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
18157 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
18158 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
18159 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
18160 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
18162 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18164 * collect2.c (ignore_library): Avoid premature post-increment
18165 and null deference.
18167 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18169 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
18170 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
18171 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
18172 CROSS_DIRECTORY_STRUCTURE too.
18173 (LINK_LIBG_SPEC): Likewise.
18174 (LIB_SPEC): Add %R to sysroot paths.
18175 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
18176 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
18177 * config/rs6000/aix51.h: As for aix43.h.
18178 * config/rs6000/aix52.h: Likewise.
18179 * config/rs6000/aix53.h: Likewise.
18180 * config/rs6000/aix61.h: Likewise.
18181 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
18182 to the beginning of sysroot paths.
18184 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18186 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
18187 INSN_LISTs that are out of the REG_NOTE range.
18189 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18191 * loop-unroll.c (struct iv_to_split): Add pointer to next.
18192 (struct var_to_expand): Likewise.
18193 (struct opt_info): Add head and tail for linked lists of the above.
18194 (analyze_insn_to_expand_var): Initialize next.
18195 (analyze_iv_to_split_insn): Likewise.
18196 (analyze_insns_in_loop): Create linked lists.
18197 (allocate_basic_variable): Simplify for use without hash table.
18198 (insert_var_expansion_initialization): Likewise, make it type-safer.
18199 (combine_var_copies_in_loop_exit): Likewise.
18200 (apply_opt_in_copies): Walk lists rather than hash tables.
18201 (release_var_copies): Simplified and inlined by hand into...
18202 (free_opt_info): ... this function.
18204 2009-06-02 Richard Guenther <rguenther@suse.de>
18206 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18209 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18211 * cfgexpand.c (gimple_expand_cfg): Discard the source location
18212 only for builtins that are not overridden.
18214 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18216 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
18219 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18221 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
18223 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18225 * combine.c (move_deaths): Compare LUIDs within the same BB only.
18227 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18229 * common.opt (fdump-unnumbered-links): New.
18230 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
18231 * print-rtl.c (flag_dump_unnumbered_links): New.
18232 (print_rtx): Test it.
18234 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
18236 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
18237 push/pop multiple to 8-byte alignment.
18239 2009-06-01 Jakub Jelinek <jakub@redhat.com>
18241 * config/i386/i386.c (queued_cfa_restores): New static variable.
18242 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
18244 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
18245 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
18246 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
18247 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
18248 note unconditionally.
18249 (ix86_emit_restore_regs_using_mov): Likewise.
18250 (ix86_emit_restore_sse_regs_using_mov): Likewise.
18251 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
18252 it through to ix86_emit_restore_reg_using_pop.
18253 (ix86_emit_leave): Add RED_OFFSET argument. Call
18254 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
18255 instead of adding REG_CFA_OFFSET note unconditionally.
18256 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
18257 the above functions. Call ix86_add_queued_cfa_restore_notes when
18260 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
18261 force output of the label even for dwarf2out_do_cfi_asm.
18262 (add_fde_cfi): If -g2 and above and cfi might change CFA,
18263 force creation of CFI label and chain DW_CFA_set_loc jumping to it
18264 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
18266 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
18267 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
18268 dwarf2out_cfi_label callers.
18269 * tree.h (dwarf2out_cfi_label): Adjust prototype.
18270 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
18271 Adjust dwarf2out_cfi_label callers.
18272 * config/vax/vax.c (vax_output_function_prologue): Likewise.
18274 * config/i386/i386.h (struct machine_cfa_state,
18275 struct machine_function): Guard with ifndef USED_FOR_TARGET
18276 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
18279 * emutls.c (__emutls_get_address): Change arr->size to mean number
18280 of allocated arr->data entries instead of # of slots + 1.
18282 PR middle-end/40316
18283 * recog.c (peep2_reinit_state): New function.
18284 (peephole2_init_state): Use it at the end of a basic block and also
18285 when seeing a RTX_FRAME_RELATED_P insn.
18287 2009-06-01 Steve Ellcey <sje@cup.hp.com>
18289 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
18290 fixuns_truncrfdi2): New.
18291 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
18292 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
18293 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
18294 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
18295 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
18296 *recip_approx): Remove.
18297 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
18298 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
18299 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
18301 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
18304 2009-06-01 Ian Lance Taylor <iant@google.com>
18306 * attribs.c (register_attribute): Use CONST_CAST.
18307 * collect2.c (main): Use CONST_CAST2.
18308 (scan_prog_file): Likewise.
18309 * gcc.c (process_command, main): Likewise.
18310 * toplev.c (toplev_main): Likewise.
18312 * c-typeck.c (handle_warn_cast_qual): New static function,
18313 partially broken out of build_c_cast.
18314 (build_c_cast): Call handle_warn_cast_qual.
18315 * doc/invoke.texi (Warning Options): Document new effect of
18318 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
18320 * diagnostic.c (diagnostic_build_prefix): Always print columns.
18321 (diagnostic_report_current_module): Print columns.
18322 * common.opt (flag_show_column): Enable by default.
18324 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
18326 * alias.c (find_base_term): Check for NULL term before returning.
18328 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18330 Revert due to PR40320:
18331 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18332 * calls.c (emit_library_call_value_1): Don't force_operand for move
18335 2009-06-01 Olivier Hainque <hainque@adacore.com>
18336 Eric Botcazou <ebotcazou@adacore.com>
18338 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
18339 to be processed as a bitfield for constructor output purposes.
18340 * output.h (initializer_constant_valid_for_bitfield_p): Declare
18342 * varasm.c (oc_local_state): New type, output_constructor
18343 local state to support communication with helpers.
18344 (oc_outer_state): New type, output_constructor outer state of
18345 relevance in recursive calls.
18346 (output_constructor_array_range): New output_constructor helper,
18347 extracted code for an array range element.
18348 (output_constructor_regular_field): New output_constructor helper,
18349 extracted code for an element that is not a bitfield.
18350 (output_constructor_bitfield): New output_constructor helper,
18351 extracted code for a bitfield element. Accept an OUTER state
18352 argument for recursive processing. Recurse on record or array
18353 CONSTRUCTOR values, possibly past noop conversions.
18354 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
18355 VALUE is a valid constant-valued expression for use in a static
18356 bit-field initializer.
18357 (output_constructor): Rework to use helpers. Accept and honor an
18358 OUTER state argument for recursive calls. Return total size. Be
18359 prepared for nested constructors initializing bitfields.
18360 (output_constant): Feed OUTER in calls to output_constructor.
18362 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18364 * calls.c (emit_library_call_value_1): Don't force_operand for move
18367 2009-06-01 Nick Clifton <nickc@redhat.com>
18369 * doc/invoke.texi (IA-64 Options): Fix typo.
18371 2009-06-01 Ira Rosen <irar@il.ibm.com>
18373 PR tree-optimization/39129
18374 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
18376 (vect_do_peeling_for_loop_bound): Use
18377 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18378 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18379 (vect_loop_versioning): Likewise.
18380 (vect_create_cond_for_alias_checks): Fix indentation.
18381 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
18383 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
18384 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
18385 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18386 "control flow in loop".
18387 (vect_estimate_min_profitable_iters): Use
18388 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18389 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18390 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18391 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18392 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18393 statement belongs to a group of strided accesses with the exact code
18395 (vectorizable_load): Likewise.
18396 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18397 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18399 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18401 * config/freebsd-stdint.h: New file.
18402 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18403 Add freebsd-stdint.h to tm_file.
18405 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18407 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18408 (thumb2_extendhidi2): Likewise.
18410 2009-05-31 Ian Lance Taylor <iant@google.com>
18412 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18414 2009-05-31 Ian Lance Taylor <iant@google.com>
18416 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18417 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18418 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18420 2009-05-31 Jason Merrill <jason@redhat.com>
18422 * tree-pretty-print.c (print_call_name): Take the callee, not the
18423 call itself. Make non-static. Use dump_function_name for functions.
18424 (dump_generic_node): Adjust.
18425 * diagnostic.h: Declare print_call_name.
18426 * gimple-pretty-print.c (dump_gimple_call): Use it.
18428 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18430 * config/sh/sh.md (ashldi3_std): New define_expand.
18433 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18436 * config/sh/sh.c: Include debug.h.
18437 (sh_expand_epilogue): Emit a blockage insn before the frame
18438 pointer adjustment also when dwarf2out_do_frame returns true.
18440 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18442 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18443 (thumb2_extendqidi2): New pattern.
18445 2009-05-31 Ira Rosen <irar@il.ibm.com>
18447 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18448 mark phis for renaming.
18449 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18450 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18451 Call mark_sym_for_renaming.
18452 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18453 * tree-vect-loop.c (vect_transform_loop): Remove
18454 vect_memsyms_to_rename initialization and a call to
18455 mark_set_for_renaming.
18457 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18459 PR middle-end/40304
18460 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18461 frame related even if !set_cfa && style < 0.
18463 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18465 * config/i386/mingw-tls.c: New file.
18466 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18467 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18468 defining _WIN32 but not __CYGWIN__.
18470 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18472 * configure.ac: Add MPC support.
18474 * config.in, configure: Regenerate.
18476 2009-05-29 Richard Henderson <rth@redhat.com>
18478 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18479 NOTE_INSN_BASIC_BLOCK.
18480 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18481 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18482 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18484 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18486 (add_cfi): Disable check redefining cfa away from drap.
18487 (lookup_cfa_1): Add remember argument; handle remember/restore.
18488 (lookup_cfa): Pass remember argument.
18489 (cfa_remember): New.
18490 (compute_barrier_args_size_1): Remove sibcall check.
18491 (dwarf2out_frame_debug_def_cfa): New.
18492 (dwarf2out_frame_debug_adjust_cfa): New.
18493 (dwarf2out_frame_debug_cfa_offset): New.
18494 (dwarf2out_frame_debug_cfa_register): New.
18495 (dwarf2out_frame_debug_cfa_restore): New.
18496 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18497 (dwarf2out_begin_epilogue): New.
18498 (dwarf2out_frame_debug_restore_state): New.
18499 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18500 DW_CFA_restore_state.
18501 (output_cfi_directive): Likewise.
18502 (convert_cfa_to_fb_loc_list): Likewise.
18503 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18504 * dwarf2out.h: Update.
18505 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18506 (copy_insn_1): Early out for null.
18507 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18508 and dwarf2out_frame_debug_restore_state.
18509 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18510 (prologue_insn_hash, epilogue_insn_hash): New.
18511 (free_after_compilation): Adjust freeing accordingly.
18512 (record_insns): Create hash table if needed; push insns into
18513 hash instead of array.
18514 (maybe_copy_epilogue_insn): New.
18515 (contains): Search hash table instead of array.
18516 (sibcall_epilogue_contains): Remove.
18517 (thread_prologue_and_epilogue_insns): Split eh_return insns
18518 and mark them as epilogues.
18519 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18520 scanning in terms of basic blocks.
18521 * insn-notes.def (CFA_RESTORE_STATE): New.
18522 * jump.c (returnjump_p_1): Accept EH_RETURN.
18523 (eh_returnjump_p_1, eh_returnjump_p): New.
18524 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18525 CFA_REGISTER, CFA_RESTORE): New.
18526 * rtl.def (EH_RETURN): New.
18527 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18529 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18530 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18532 * config/i386/i386.c (gen_push): Update cfa state.
18533 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18534 add a CFA_ADJUST_CFA note.
18535 (ix86_dwarf_handle_frame_unspec): Remove.
18536 (ix86_expand_prologue): Update cfa state.
18537 (ix86_emit_restore_reg_using_pop): New.
18538 (ix86_emit_restore_regs_using_pop): New.
18539 (ix86_emit_leave): New.
18540 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18541 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18542 * config/i386/i386.h (struct machine_cfa_state): New.
18543 (ix86_cfa_state): New.
18544 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18545 (eh_return_internal): Merge from eh_return_<mode>,
18546 use eh_return rtx, split w/ epilogue.
18548 2009-05-29 Ian Lance Taylor <iant@google.com>
18550 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18552 * calls.c (emit_library_call_value_1): Likewise.
18554 * c-typeck.c (c_build_va_arg): New function.
18555 * c-tree.h (c_build_va_arg): Declare.
18556 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18557 instead of build_va_arg.
18559 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18561 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18562 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18563 (ptr_difference_cost): Use affine combinations to compute it.
18564 (difference_cost): Likewise.
18565 (get_computation_cost_at): Compute more accurate cost for addresses
18566 if the ratio is a multiplier allowed in addresses.
18567 For non-addresses, consider that an additional offset or symbol is
18570 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18572 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18573 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18575 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18576 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18577 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18579 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18580 to 1 for TYPE_SSE{IADD1,CVT1}.
18581 (prefix_vex_imm8): Removed.
18582 (length_vex): Only pass 1 as second argument to
18583 ix86_attr_length_vex_default if prefix_extra is 0.
18584 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18585 (length): For prefix vex computation use length_immediate
18586 attribute instead of prefix_vex_imm8.
18587 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18588 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18589 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18590 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18591 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18592 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18593 a space in between the operands.
18594 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18595 if one operand is 0xff and the other one si, di, bp or sp.
18596 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18597 other one si, di, bp or sp.
18598 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18599 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18600 type and mode attributes.
18601 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18602 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18603 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18604 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18605 prefix_data16 attribute iff MODE_DF.
18606 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18607 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18608 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18609 constm128_operand in length_immediate computation.
18610 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18611 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18612 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18613 length_immediate attribute to 1.
18614 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18615 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18616 for certain alternatives.
18617 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18618 prefix_data16 attribute if MODE_V1DF.
18619 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18620 length_immediate to 1.
18621 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18622 length_address to 4, set mode attribute to MODE_DI.
18623 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18624 (fxam<mode>2_i387): Set length attribute to 4.
18625 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18626 *prefetch_3dnow_rex): Override length_address attribute.
18627 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18629 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18630 (constm128_operand): Removed.
18631 * config/i386/i386.c (memory_address_length): For
18632 disp && !index && !base in 64-bit mode account for SIB byte if
18633 print_operand_address can't optimize disp32 into disp32(%rip)
18634 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18635 for fs: or gs: segment.
18636 (ix86_attr_length_immediate_default): When checking if shortform
18637 is possible, truncate immediate to the length of the non-shortened
18639 (ix86_attr_length_address_default): Ignore MEM_P operands
18641 (ix86_attr_length_vex_default): Only check for DImode on
18642 GENERAL_REG_P operands.
18643 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18644 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18645 (sse_cvttps2pi): Clear prefix_rep attribute.
18646 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18648 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18649 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18650 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18651 iff operand 2 is const_int_operand.
18652 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18653 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18654 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18656 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18658 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18659 prefix_data16 attribute for movlpd and movhpd instructions.
18660 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18661 length_immediate for shufpd instruction.
18662 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18663 (avx_cmpp<avxmodesuffixf2c><mode>3,
18664 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18665 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18666 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18667 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18668 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18669 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18670 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18671 prefix_data16 attribute for the first alternative to 1.
18672 (*avx_loadlps): Override length_immediate for the first alternative.
18673 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18674 attributes for second alternative.
18675 (*vec_concatv2sf_sse4_1): Override length_immediate and
18676 prefix_data16 attributes for second alternative.
18677 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18678 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18679 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18680 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18681 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18682 prefix_data16 and length_immediate to 1.
18683 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18685 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18686 prefix_extra attribute for variants that don't have 0f prefix alone.
18687 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18688 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18689 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18690 *sse4_1_pextrd): Set length_immediate to 1.
18691 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18692 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18694 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18695 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18696 length_immediate to 1 for second alternative.
18697 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18698 prefix_extra and length_immediate attributes for the first
18700 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18702 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18703 to 1 for the first and third alternative.
18704 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18706 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18708 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18710 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18711 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18712 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18713 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18714 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18715 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18716 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18717 ssse3_psign<mode>3): Override prefix_rex attribute.
18718 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18719 (ssse3_palignrti): Override length_immediate to 1.
18720 (ssse3_palignrdi): Override length_immediate to 1, override
18721 prefix_rex attribute.
18722 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18723 (sse4a_extrqi): Override length_immediate to 2.
18724 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18725 (sse4a_insertq): Override prefix_data16 to 0.
18726 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18727 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18728 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18729 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18730 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18731 and length_immediate to 1.
18732 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18733 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18734 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18735 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18736 and length_immediate to 1.
18737 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18738 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18739 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18740 avx_ptest256): Override prefix_extra to 1.
18741 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18742 Override prefix_data16 and length_immediate to 1.
18743 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18744 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18745 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18746 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18747 prefix_data16 to 0 and prefix_extra to 2.
18748 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18749 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18751 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18752 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18753 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18754 and prefix_extra to 2.
18755 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18756 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18757 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18758 avx_vpermilvar<mode>3,
18759 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18760 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18761 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18762 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18763 Override prefix_extra to 1.
18764 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18765 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18766 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18767 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18768 prefix_extra and length_immediate to 1.
18769 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18771 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18772 to 1 for the first alternative.
18773 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18774 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18776 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18777 *movv2sf_internal_avx, *movv2sf_internal): Override
18778 prefix_rep attribute for certain alternatives.
18779 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18780 attributes for certain alternatives.
18781 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18782 attributes for certain alternatives.
18783 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18784 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18785 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18786 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18787 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18788 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18789 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18790 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18791 length_immediate to 1 if operand 2 is const_int_operand.
18792 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18793 *vec_extractv2si_1): Set length_immediate attribute to 1.
18794 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18795 using old 3DNOW insn rather than SSE/3DNOW_A.
18796 (mmx_emms, mmx_femms): Clear modrm attribute.
18798 2009-05-29 Martin Jambor <mjambor@suse.cz>
18800 * tree-sra.c: New implementation of SRA.
18802 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18803 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18804 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18805 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18806 (SRA_MAX_STRUCTURE_COUNT): Removed.
18807 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18808 * doc/invoke.texi (sra-max-structure-size): Removed.
18809 (sra-field-structure-ratio): Removed.
18811 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18813 PR middle-end/40291
18814 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18817 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18819 PR rtl-optimization/40101
18820 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18821 seqno. Adjust comment.
18822 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18823 inserting bookkeeping before a jump, the jump is not scheduled.
18824 When no positive seqno found, provide a value. Add comment.
18826 2009-05-29 Richard Guenther <rguenther@suse.de>
18828 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18829 short-cutting on the first component.
18831 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18833 PR middle-end/39958
18834 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18835 for trees other than decls/types.
18837 2009-05-29 Richard Guenther <rguenther@suse.de>
18839 * tree-ssa-operands.c (get_expr_operands): Do not handle
18840 INDIRECT_REFs in the handled-component case. Remove
18841 unused get_ref_base_and_extent case.
18842 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18843 tree_low_cst and host_integerp where possible.
18844 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18845 codes for equivalence.
18846 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18848 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18850 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18851 to tmake_file for i[34567]86-*-cygwin*.
18853 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18856 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18857 (altivec_categorize_keyword, init_vector_keywords,
18858 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18861 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18863 * tree.c (handle_dll_attribute): Check if node is
18864 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18866 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18868 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18870 (thumb2_zero_extendqidi2): Likewise.
18872 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18874 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18875 instead of gen_movrt.
18876 * config/sh/sh.md (movrt): Remove.
18878 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18880 * doc/invoke.texi (IA-64 Options):
18881 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18882 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18883 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18884 -msched-prefer-non-control-spec-insns,
18885 -msched-stop-bits-after-every-cycle,
18886 -msched-count-spec-in-critical-path,
18887 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18888 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18889 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18890 and -msched-spec-verbose.
18892 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18894 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18895 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18897 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18899 2009-05-28 Richard Guenther <rguenther@suse.de>
18901 * tree-ssa-alias.c (ao_ref_init): New function.
18902 (ao_ref_base): Likewise.
18903 (ao_ref_base_alias_set): Likewise.
18904 (ao_ref_alias_set): Likewise.
18905 (refs_may_alias_p_1): Change signature.
18906 (refs_may_alias_p): Adjust.
18907 (refs_anti_dependent_p): Likewise.
18908 (refs_output_dependent_p): Likewise.
18909 (call_may_clobber_ref_p_1): Change signature.
18910 (call_may_clobber_ref_p): Adjust.
18911 (stmt_may_clobber_ref_p_1): New function split out from ...
18912 (stmt_may_clobber_ref_p): ... here.
18913 (maybe_skip_until): Adjust signature.
18914 (get_continuation_for_phi): Likewise.
18915 (walk_non_aliased_vuses): Likewise.
18916 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18917 (ao_ref_init): Declare.
18918 (ao_ref_base): Likewise.
18919 (ao_ref_alias_set): Likewise.
18920 (stmt_may_clobber_ref_p_1): Likewise.
18921 (walk_non_aliased_vuses): Adjust.
18922 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18923 (get_ref_from_reference_ops): remove.
18924 (vn_reference_lookup_2): Adjust signature.
18925 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18926 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18927 (vn_reference_lookup): Adjust.
18928 (vn_reference_insert): Likewise.
18929 (vn_reference_insert_pieces): Adjust signature.
18930 (visit_reference_op_call): Adjust.
18931 * tree-ssa-pre.c (get_expr_type): Simplify.
18932 (phi_translate_1): Adjust.
18933 (compute_avail): Likewise.
18934 (translate_vuse_through_block): Do not re-build trees.
18935 (value_dies_in_block_x): Likewise.
18936 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18938 (vn_reference_lookup_pieces): Adjust declaration.
18939 (vn_reference_insert_pieces): Likewise.
18941 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18943 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18944 with checking disabled.
18946 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18950 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18951 macro definition for support of three-operand format aligned
18952 .comm directive in assembler on cygwin/pe/mingw target OS.
18953 * configure: Regenerate.
18954 * config.h: Regenerate.
18956 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18957 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18958 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18960 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18961 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18963 2009-05-28 Ira Rosen <irar@il.ibm.com>
18965 PR tree-optimization/40254
18966 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18967 in analysis of basic blocks.
18969 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18971 PR middle-end/33699
18972 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18973 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18974 (TARGET_INITIALIZER): Use it.
18975 * cse.c (CHEAPER): Move it up to the other macros.
18976 (insert): Rename this ...
18977 (insert_with_costs): ... to this. Add cost parameters. Update
18979 (insert): New function. Call insert_with_costs.
18980 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18981 find_reg_offset_for_const, try_const_anchors): New functions.
18982 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18983 when using a const-anchor. Call insert_const_anchors.
18984 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18985 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18987 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18989 * tree-inline.c (remap_decls): Enable nonlocalized variables
18990 when not optimizing.
18992 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18994 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18995 Simplify other tests involving optimize.
18997 2009-05-27 Tom Tromey <tromey@redhat.com>
18999 * unwind-dw2.c (_Unwind_DebugHook): New function.
19000 (uw_install_context): Call _Unwind_DebugHook.
19002 2009-05-27 Tom Tromey <tromey@redhat.com>
19004 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
19006 2009-05-27 Ian Lance Taylor <iant@google.com>
19008 * Makefile.in (LINKER, LINKER_FLAGS): Define.
19009 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
19010 (ALL_LINKERFLAGS): Define.
19011 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
19012 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19013 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
19014 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19015 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
19016 $(LINKER_FOR_BUILD).
19017 (build/gcov-iov$(build_exeext)): Likewise.
19019 2009-05-27 Julian Brown <julian@codesourcery.com>
19021 * gcse.c (target.h): Include.
19022 (can_assign_to_reg_without_clobbers_p): Check that the target allows
19023 copy of argument to a pseudo register.
19025 2009-05-27 Diego Novillo <dnovillo@google.com>
19027 * tree-ssa-live.c (dump_scope_block): Document arguments.
19028 (dump_scope_blocks): Document.
19029 (debug_scope_blocks): New.
19030 * tree-flow.h (debug_scope_blocks): Declare.
19032 2009-05-21 Denis Chertykov <denisc@overta.ru>
19034 * doc/contrib.texi (Contributors): Add myself to the list.
19036 2009-05-27 Olivier Hainque <hainque@adacore.com>
19038 * expr.c (target_align): New function. Alignment the TARGET of an
19039 assignment may be assume to have.
19040 (highest_pow2_factor_for_target): Use it instead of relying on
19041 immediate tree attributes of TARGET, not necessarily honored when
19042 intermediate bitfields are involved.
19044 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
19047 * config/i386/driver-i386.c (host_detect_local_cpu): Support
19048 AVX, SSE4, AES, PCLMUL and POPCNT.
19050 2009-05-27 Diego Novillo <dnovillo@google.com>
19052 * tree-pretty-print.c (dump_location): New.
19053 (dump_generic_node): Call it.
19054 Factor code to handle BLOCK nodes ...
19055 (dump_block_node): ... here.
19057 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
19059 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
19061 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
19063 * gcc-plugin.h: Include config.h and system.h.
19064 (IN_GCC): Define if not defined.
19066 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
19068 PR middle-end/40249
19069 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
19072 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
19074 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
19076 * config/m32r/m32r.h: Ditto.
19077 * config/m32r/m32r.md: Ditto.
19078 * config/m32r/predicates.md: Ditto.
19080 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
19082 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
19084 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
19087 (Loading plugins): typo.
19088 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
19089 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19090 (Interacting with the GCC Garbage Collector): Added new section.
19091 (Giving information about a plugin): Added new section for
19093 * ggc.h (ggc_register_root_tab): Added declaration.
19094 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
19095 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
19096 (register_callback): Improved comment in declaration.
19097 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
19098 (extra_root_vec) Added static variable for dynamic roots registration.
19099 (ggc_register_root_tab) Added new routine.
19100 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
19101 PLUGIN_GGC_MARKING event.
19102 * ggc-zone.c: Include plugin.h.
19103 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19104 * ggc-page.c: Include plugin.h.
19105 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19106 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
19107 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
19108 (register_callback): check lack of callbacks for
19109 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
19110 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
19111 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
19112 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19113 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
19114 dependency on plugin.h.
19115 (plugin.o): Added dependency on ggc.h...
19117 2009-05-26 Richard Guenther <rguenther@suse.de>
19119 PR middle-end/40248
19121 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19122 with mismatched comparison modes.
19124 * expr.c (expand_expr_real_1): Expand the operand of a
19125 VIEW_CONVERT_EXPR in its natural mode.
19127 2009-05-26 Ian Lance Taylor <iant@google.com>
19129 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
19130 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
19131 (ALL_COMPILERFLAGS): Define.
19132 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
19133 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19134 (collect2$(exeext), collect2.o): Likewise.
19135 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
19136 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
19137 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
19138 (libbackend.o, intl.o, cppdefault.o): Likewise.
19139 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19140 (build/%.o): Use $(COMPILER_FOR_BUILD).
19141 (build/gen%$(build_exeext)): Likewise.
19142 (build/gcov-iov$(build_exeext)): LIkewise.
19143 * config/t-darwin (darwin.o): Use $(COMPILER).
19144 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
19145 * config/t-sol2 (sol2-c.o): Likewise.
19146 (sol2.o): Likewise.
19147 * config/t-vxworks (vxworks.o): Likewise.
19148 * config/x-darwin (host-darwin.o): Likewise.
19149 * config/x-hpux (host-hpux.o): Likewise.
19150 * config/x-linux (host-linux.o): Likewise.
19151 * config/x-solaris (host-solaris.o): Likewise.
19152 * config/alpha/x-alpha (driver-alpha.o): Likewise.
19153 * config/arm/t-arm (arm-c.o): Likewise.
19154 * config/arm/t-pe (pe.o): Likewise.
19155 * config/arm/t-wince-pe (pe.o): Likewise.
19156 * config/i386/t-cygming (winnt.o): Likewise.
19157 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
19158 * config/i386/t-cygwin (cygwin1.o): Likewise.
19159 (cygwin2.o): Likewise.
19160 * config/i386/t-i386 (i386-c.o): Likewise.
19161 * config/i386/t-interix (winnt.o): Likewise.
19162 * config/i386/t-netware (netware.o): Likewise.
19163 * config/i386/t-nwld (nwld.o): Likewise.
19164 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
19165 * config/i386/x-i386 (driver-i386.o): Likewise.
19166 * config/i386/x-cygwin (host-cygwin.o): Likewise.
19167 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
19168 * config/ia64/t-ia64 (ia64-c.o): Likewise.
19169 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
19170 * config/mips/x-native (driver-native.o): Likewise.
19171 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
19172 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
19173 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
19174 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
19175 * config/score/t-score-elf (score7.o): Likewise.
19176 (score3.o): Likewise.
19177 * config/sh/t-sh (sh-c.o): Likewise.
19178 * config/sh/t-symbian (sh-c.o): Likewise.
19179 (symbian.o): Likewise.
19180 * config/spu/t-spu-elf (spu-c.o): Likewise.
19181 * config/v850/t-v850 (v850-c.o): Likewise.
19182 * config/v850/t-v850e (v850-c.o): Likewise.
19184 2009-05-26 Richard Guenther <rguenther@suse.de>
19186 PR tree-optimization/40122
19187 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
19188 VECTOR_CSTs if possible.
19189 (fold_gimple_assign): Likewise.
19191 2009-05-26 Richard Guenther <rguenther@suse.de>
19193 PR middle-end/40252
19194 * fold-const.c (fold_binary): Use the correct types for building
19197 2009-05-26 Richard Guenther <rguenther@suse.de>
19199 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
19200 redundant calls to merge_alias_info.
19201 (bump_vector_ptr): Likewise.
19202 * tree-ssa-copy.c (merge_alias_info): Remove.
19203 (replace_exp_1): Remove call to merge_alias_info.
19204 (propagate_tree_value): Likewise.
19205 (fini_copy_prop): Propagate points-to info.
19206 * tree-flow.h (merge_alias_info): Remove.
19208 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19210 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
19212 2009-05-25 Jan Hubicka <jh@suse.cz>
19214 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19215 * cgraph.h (struct inline_summary): New filed self_wize,
19216 size_inlining_benefit, self_time and time_inlining_benefit.
19217 (struct cgraph_global_info): Replace insns by time ans size fields.
19218 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19219 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19220 (ipcp_update_callgraph): Do not touch function bodies.
19221 * ipa-inline.c: Include except.h
19222 (MAX_TIME): New constant.
19223 (overall_insns): Remove.
19224 (leaf_node_p): New.
19225 (overall_size, max_benefit): New static variables.
19226 (cgraph_estimate_time_after_inlining): New function.
19227 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19228 (cgraph_clone_inlined_nodes): Update size.
19229 (cgraph_mark_inline_edge): Update size.
19230 (cgraph_estimate_growth): Use size info.
19231 (cgraph_check_inline_limits): Check size.
19232 (cgraph_default_inline_p): Likewise.
19233 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19234 (cgraph_decide_recursive_inlining): Check size.
19235 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19237 (cgraph_decide_inlining): Likewise.
19238 (cgraph_decide_inlining_incrementally): Likewise; honor
19239 PARAM_EARLY_INLINING_INSNS.
19240 (likely_eliminated_by_inlining_p): New predicate.
19241 (estimate_function_body_sizes): New function.
19242 (compute_inline_parameters): Use it.
19243 * except.c (must_not_throw_labels): New function.
19244 * except.h (must_not_throw_labels): Declare.
19245 * tree-inline.c (init_inline_once): Kill inlining_weigths
19246 * tree-ssa-structalias.c: Avoid uninitialized warning.
19247 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19248 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19249 (PARAM_INLINE_CALL_COST): Remove.
19250 (PARAM_EARLY_INLINING_INSNS): New.
19252 2009-05-25 Richard Guenther <rguenther@suse.de>
19254 PR tree-optimization/36327
19255 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
19256 callback for reference translation or lookup at the point of may-defs.
19257 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
19258 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
19259 for union COMPONENT_REFs.
19260 (vn_reference_lookup_3): New callback. Lookup from memset
19261 and CONSTRUCTOR assignment, translate through struct copies.
19262 (vn_reference_lookup_pieces): Make sure to not free the
19263 passed operands array. Adjust walk_non_aliased_vuses call.
19264 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
19265 make sure we do not leak memory.
19267 2009-05-25 Richard Guenther <rguenther@suse.de>
19269 * tree-ssa-alias.h (dump_points_to_solution): Declare.
19270 * tree-inline.c (expand_call_inline): Reset the escaped and
19271 callused solutions.
19272 * tree-ssa-structalias.c (pass_build_ealias): New.
19273 * tree-pass.h (pass_build_ealias): Declare.
19274 * passes.c (init_optimization_passes): Add PTA during
19275 early optimizations.
19276 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
19277 and CALLUSED solutions.
19278 (dump_points_to_solution): New function, split out from ...
19279 (dump_points_to_info_for): ... here.
19280 * tree-parloops.c (parallelize_loops): Reset the escaped and
19281 callused solutions.
19283 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19286 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
19287 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
19289 2009-05-25 Ira Rosen <irar@il.ibm.com>
19291 PR tree-optimization/40238
19292 * tree-vect-stmts.c (vect_init_vector): Insert initialization
19293 statements after basic block's labels.
19294 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
19295 to free the allocated memory.
19297 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
19299 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
19300 return address with a USE.
19302 2009-05-24 Richard Guenther <rguenther@suse.de>
19304 PR middle-end/40233
19305 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
19306 array type from the main variant of the inner type.
19308 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19310 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
19311 definition to bool (from int) to un-break build.
19312 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
19314 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
19316 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
19317 discard_stmt_changes): Delete.
19318 * tree-ssa-operands.c (scb_stack): Delete.
19319 (init_ssa_operands): Do not initialize it.
19320 (fini_ssa_operands): Do not free it.
19321 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
19323 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
19324 update_stmt, remove the others. Fix comments.
19325 * tree-dfa.c (optimize_stack_restore): Likewise.
19326 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
19327 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
19328 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19329 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
19331 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19332 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
19333 (dom_opt_finalize_block): Likewise, adjusting access to
19335 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
19336 (stmts_to_rescan): Change item type to gimple.
19337 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
19339 2009-05-24 Ira Rosen <irar@il.ibm.com>
19341 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
19342 * tree-pass.h (pass_slp_vectorize): New pass.
19343 * params.h (SLP_MAX_INSNS_IN_BB): Define.
19344 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
19345 * tree-vectorizer.c (timevar.h): Include.
19346 (user_vect_verbosity_level): Declare.
19347 (vect_location): Fix comment.
19348 (vect_set_verbosity_level): Update user_vect_verbosity_level
19349 instead of vect_verbosity_level.
19350 (vect_set_dump_settings): Add an argument. Ignore user defined
19351 verbosity if dump flags require higher level of verbosity. Print to
19352 stderr only for loop vectorization.
19353 (vectorize_loops): Update call to vect_set_dump_settings.
19354 (execute_vect_slp): New function.
19355 (gate_vect_slp): Likewise.
19356 (struct gimple_opt_pass pass_slp_vectorize): New.
19357 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
19358 access its members.
19359 (vec_info_for_bb): New function.
19360 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
19361 (VECTORIZATION_ENABLED): New macro.
19362 (SLP_ENABLED, SLP_DISABLED): Likewise.
19363 (vect_is_simple_use): Add bb_vec_info argument.
19364 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
19365 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
19366 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
19367 vect_schedule_slp, vect_analyze_slp): Likewise.
19368 (vect_analyze_stmt): Add slp_tree argument.
19369 (find_bb_location): Declare.
19370 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19371 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
19372 (vect_analyze_loop_operations, vect_analyze_loop,
19373 get_initial_def_for_induction, vect_create_epilog_for_reduction,
19374 vect_finalize_reduction, vectorizable_reduction,
19375 vectorizable_live_operation, vect_transform_loop): Likewise.
19376 * tree-data-ref.c (dr_analyze_innermost): Update comment,
19377 skip evolution analysis if analyzing a basic block.
19378 (dr_analyze_indices): Likewise.
19379 (initialize_data_dependence_relation): Skip the test whether the
19380 object is invariant for basic blocks.
19381 (compute_all_dependences): Skip dependence analysis for data
19382 references in basic blocks.
19383 (find_data_references_in_stmt): Don't fail in case of invariant
19384 access in basic block.
19385 (find_data_references_in_bb): New function.
19386 (find_data_references_in_loop): Move code to
19387 find_data_references_in_bb and add a call to it.
19388 (compute_data_dependences_for_bb): New function.
19389 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19390 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19392 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19393 unknown dependence in basic block and fail in case of dependence in
19395 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19396 dependence instances from either loop or basic block vectorization
19398 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19399 before calling nested_in_vect_loop_p.
19400 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19401 dependence instances from either loop or basic block vectorization
19403 (vect_verify_datarefs_alignment): Likewise.
19404 (vect_enhance_data_refs_alignment): Adjust function calls.
19405 (vect_analyze_data_refs_alignment): Likewise.
19406 (vect_analyze_group_access): Fix printing. Skip different checks if
19407 DR_STEP is 0. Keep strided stores either in loop or basic block
19408 vectorization data structure. Fix indentation.
19409 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19411 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19412 dependence instances from either loop or basic block vectorization
19414 (vect_analyze_data_refs): Update comment. Call
19415 compute_data_dependences_for_bb to analyze basic blocks.
19416 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19417 case of loop vectorization. In case of basic block vectorization use
19418 data-ref itself as a base.
19419 (vect_create_data_ref_ptr): In case of basic block vectorization:
19420 don't advance the pointer, add new statements before the current
19421 statement. Adjust function calls.
19422 (vect_supportable_dr_alignment): Support only aligned accesses in
19423 basic block vectorization.
19424 * common.opt (ftree-slp-vectorize): New flag.
19425 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19426 (vect_pattern_recog_1): Likewise.
19427 * tree-vect-stmts.c (process_use): Likewise.
19428 (vect_init_vector): Add new statements in the beginning of the basic
19429 block in case of basic block SLP.
19430 (vect_get_vec_def_for_operand): Adjust function calls.
19431 (vect_finish_stmt_generation): Likewise.
19432 (vectorizable_call): Add assert that it is loop vectorization, adjust
19434 (vectorizable_conversion, vectorizable_assignment): Likewise.
19435 (vectorizable_operation): In case of basic block SLP, take
19436 vectorization factor from statement's type and skip the relevance
19437 check. Adjust function calls.
19438 (vectorizable_type_demotion): Add assert that it is loop
19439 vectorization, adjust function calls.
19440 (vectorizable_type_promotion): Likewise.
19441 (vectorizable_store): Check for outer loop only in case of loop
19442 vectorization. Adjust function calls. For basic blocks, skip the
19443 relevance check and don't advance pointers.
19444 (vectorizable_load): Likewise.
19445 (vectorizable_condition): Add assert that it is loop vectorization,
19446 adjust function calls.
19447 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19448 that it is not reduction, get vector type, call only supported
19449 functions, skip loop specific parts.
19450 (vect_transform_stmt): Check for outer loop only in case of loop
19452 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19453 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19454 for external definition.
19455 * passes.c (pass_slp_vectorize): New pass.
19456 * tree-vect-slp.c (find_bb_location): New function.
19457 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19458 check for patterns only in loops.
19459 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19460 case of multiple types in basic block SLP.
19461 (vect_mark_slp_stmts_relevant): New function.
19462 (vect_supported_load_permutation_p): Fix comment.
19463 (vect_analyze_slp_instance): Add argument. In case of basic block
19464 SLP, take vectorization factor from statement's type, check that
19465 unrolling factor is 1. Adjust function call. Save SLP instance in
19466 either loop or basic block vectorization structure. Return FALSE,
19468 (vect_analyze_slp): Add argument. Get strided stores groups from
19469 either loop or basic block vectorization structure. Return FALSE
19470 if basic block SLP failed.
19471 (new_bb_vec_info): New function.
19472 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19473 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19474 (vect_schedule_slp): Add argument. Get SLP instances from either
19475 loop or basic block vectorization structure. Set vectorization factor
19476 to be 1 for basic block SLP.
19477 (vect_slp_transform_bb): New function.
19478 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19480 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19482 * final.c (shorten_branches): Do not align labels for jump tables.
19483 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19485 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19487 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19488 Remove outdated reference to flow.c and fix nits.
19489 * doc/gccint.texi: Tweak RTL description.
19490 * doc/rtl.texi: Likewise.
19492 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19494 * config/avr/avr.c: Change my email address.
19495 * config/avr/avr.h: Likewise.
19496 * config/avr/avr.md: Likewise.
19497 * config/avr/avr-protos.h: Likewise.
19498 * config/avr/libgcc.S: Likewise.
19500 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19502 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19503 (spu_split_load, spu_split_store): Change return type to int.
19504 (spu_split_convert): Declare.
19505 * config/spu/predicates.md (spu_mem_operand): Remove.
19506 (spu_mov_operand): Update.
19507 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19508 * config/spu/spu.c (regno_aligned_for_load): Remove.
19509 (reg_aligned_for_addr, spu_expand_load): Define.
19510 (spu_expand_extv): Reimplement and handle MEM.
19511 (spu_expand_insv): Handle MEM.
19512 (spu_sched_reorder): Handle insn's with length 0.
19513 (spu_legitimate_address_p): Reimplement.
19514 (store_with_one_insn_p): Return TRUE for any mode with size
19515 larger than 16 bytes.
19516 (address_needs_split): Define.
19517 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19519 (spu_convert_move): Define.
19520 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19521 (spu_split_store): Change all MEM's to TImode.
19522 (spu_init_expanders): Preallocate registers that correspond to
19523 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19525 (spu_split_convert): Define.
19526 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19527 (_move<mode>, _movdi, _movti): Update predicate and condition.
19528 (load, store): Change to define_split.
19529 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19531 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19532 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19533 define_insn_and_split of lshr<mode>3.
19534 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19535 (<v>ashr<mode>3_imm): Define.
19536 (extv, extzv, insv): Allow MEM operands.
19537 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19538 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19539 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19540 (_spu_convert2): Change to define_insn_and_split and remove the
19541 corresponding define_peephole2.
19542 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19543 Change predicates to memory_operand.
19545 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19547 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19549 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19551 PR tree-optimization/40219
19552 * tree.c (iterative_hash_expr): Make sure the builtin function is
19553 a normal builtin function and not a front end or back end builtin
19554 before indexing into the built_in_decls array.
19556 2009-05-22 Richard Guenther <rguenther@suse.de>
19558 PR middle-end/38964
19559 * alias.c (write_dependence_p): Do not use TBAA for answering
19560 anti-dependence or output-dependence.
19561 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19562 (emit_pointer_definition): Remove.
19563 (emit_alias_warning): Likewise.
19564 (find_what_var_points_to): Remove TBAA pruning code.
19565 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19567 (compute_points_to_sets): Remove code computing the set of
19568 dereferenced pointers.
19569 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19570 oracle for querying anti and output dependencies.
19571 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19572 if TBAA may be applied.
19573 (refs_anti_dependent_p): New function.
19574 (refs_output_dependent_p): Likewise.
19575 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19576 (refs_output_dependent_p): Likewise.
19577 * doc/tree-ssa.texi (Memory model): New section.
19578 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19579 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19580 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19581 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19582 * expr.c (expand_expr_real_1): Likewise.
19583 * gimple-low.c (lower_stmt): Likewise.
19584 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19585 (dump_gimple_cdt): Remove.
19586 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19587 (gimple_size): Likewise.
19588 (walk_gimple_op): Likewise.
19589 (is_gimple_stmt): Likewise.
19590 (walk_stmt_load_store_addr_ops): Likewise.
19591 (gimple_build_cdt): Remove.
19592 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19593 * gimple.h (gimple_cdt_new_type): Remove.
19594 (gimple_cdt_new_type_ptr): Likewise.
19595 (gimple_cdt_set_new_type): Likewise.
19596 (gimple_cdt_location): Likewise.
19597 (gimple_cdt_location_ptr): Likewise.
19598 (gimple_cdt_set_location): Likewise.
19599 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19600 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19601 GIMPLE_CHANGE_DYNAMIC_TYPE.
19602 (verify_types_in_gimple_stmt): Likewise.
19603 * tree-inline.c (estimate_num_insns): Likewise.
19604 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19605 (copy_decl_to_var): Likewise.
19606 (copy_result_decl_to_var): Likewise.
19607 * tree-pretty-print.c (dump_generic_node): Do not handle
19608 CHANGE_DYNAMIC_TYPE_EXPR.
19609 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19610 * tree-ssa-operands.c (get_expr_operands): Likewise.
19611 * tree-ssa-structalias.c (struct variable_info): Remove
19612 no_tbaa_pruning member.
19613 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19614 (unify_nodes): Do not copy it.
19615 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19616 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19617 (set_uids_in_ptset): Do not check it.
19618 (find_what_var_points_to): Likewise.
19619 (compute_tbaa_pruning): Remove.
19620 (compute_points_to_sets): Do not call it.
19621 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19622 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19623 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19624 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19625 (DECL_NO_TBAA_P): Likewise.
19626 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19627 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19628 (expand_omp_atomic_pipeline): Do not set it.
19629 * print-tree.c (print_node): Do not dump it.
19630 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19633 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19636 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19639 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19641 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19644 2009-05-22 Ben Elliston <bje@au.ibm.com>
19646 * Makefile.in (bversion.h, s-bversion): New targets.
19647 (TOPLEV_H): Add bversion.h.
19648 * toplev.h: Include "bversion.h".
19649 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19650 the __format__ attribute only if compiling with the same version
19651 of GCC as the sources (the "build version").
19653 2009-05-22 Ben Elliston <bje@au.ibm.com>
19655 * c-format.c (handle_format_attribute): Fix comment typo.
19657 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19660 * config/ia64/ia64.opt (mfused-madd): New.
19661 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19662 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19663 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19664 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19665 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19666 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19667 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19668 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19669 instruction if !TARGET_FUSED_MADD.
19670 (fpma, fpms): Remove colon from name.
19672 2009-05-22 Richard Guenther <rguenther@suse.de>
19674 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19675 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19676 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19678 (create_expression_by_pieces): Only convert if necessary.
19679 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19680 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19682 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19684 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19685 regular pattern from a template and rename it ...
19686 (*extzv_truncsi_exts): ... to this.
19688 2009-05-21 Richard Guenther <rguenther@suse.de>
19690 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19691 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19692 (cgraph_default_inline_p): Likewise.
19693 (cgraph_decide_inlining_incrementally): Likewise.
19695 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19696 Uros Bizjak <ubizjak@gmail.com>
19698 * config/i386/cpuid.h (bit_MOVBE): New.
19700 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19702 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19703 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19704 (ix86_handle_option): Handle OPT_mmovbe.
19705 (ix86_target_string): Add -mmovbe.
19706 (pta_flags): Add PTA_MOVBE.
19707 (processor_alias_table): Add PTA_MOVBE to "atom".
19708 (override_options): Handle PTA_MOVBE.
19710 * config/i386/i386.h (TARGET_MOVBE): New.
19712 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19713 (*bswapsi_movbe): New.
19714 (*bswapdi_movbe): Likewise.
19715 (bswapdi2): Renamed to ...
19716 (*bswapdi_1): This.
19717 (bswapdi2): New expander.
19719 * config/i386/i386.opt (mmovbe): New.
19721 * doc/invoke.texi: Document -mmovbe.
19723 2009-05-21 Taras Glek <tglek@mozilla.com>
19725 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19726 * gcc-plugin.h (plugin_init): Updated signature.
19727 * gcc-plugin.h (plugin_name_args): Moved to this header.
19728 * doc/plugins.texi (plugin_init): Updated documention to reflect
19730 * doc/plugins.texi (plugin_name_args): Added to documention.
19732 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19734 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19735 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19737 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19739 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19740 JUMP_TABLE_DATA_P predicates where applicable.
19741 * config/i386/predicates.md: Ditto.
19742 * config/i386/sse.md: Ditto.
19744 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19746 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19747 operand2 -128 override length_immediate attribute to 1.
19748 * config/i386/predicates.md (constm128_operand): New predicate.
19750 * config/i386/i386.c (memory_address_length): Handle %r12
19751 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19753 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19754 mode look through optional ZERO_EXTEND and SUBREG.
19755 * config/i386/i386.md (R12_REG): New define_constant.
19756 (prefix_data16): For sse unit set also for MODE_TI insns.
19757 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19758 insns set if operand 1 is ext_QIreg_operand.
19759 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19760 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19762 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19763 mode from MODE_DI to MODE_SI.
19764 (movdi_1_rex64): Override modrm and length_immediate attributes
19765 only for movabs (TYPE_IMOV, alternative 2).
19766 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19767 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19768 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19769 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19770 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19771 prefix_rex attribute if DImode.
19772 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19773 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19774 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19775 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19776 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19777 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19778 Likewise. For TYPE_IMOV clear length_immediate attribute.
19779 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19780 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19781 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19782 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19783 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19784 or one operand TYPE_ISHIFT.
19785 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19786 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19787 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19788 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19789 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19790 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19791 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19792 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19793 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19794 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19795 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19796 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19797 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19798 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19799 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19800 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19801 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19802 set mode attribute, don't override length attribute.
19803 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19805 (return_internal_long): Set length attribute to 2 instead of 1.
19806 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19807 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19808 prefix_rex attribute.
19809 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19811 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19813 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19815 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19817 2009-05-20 Ian Lance Taylor <iant@google.com>
19819 * tree.c (build_tree_list_vec_stat): New function.
19820 (ctor_to_vec): New function.
19821 (build_nt_call_vec): New function.
19822 (build_call_array): Change args to be a const pointer.
19823 (build_call_vec): New function.
19824 * tree.h (build_nt_call_vec): Declare.
19825 (build_tree_list_vec_stat): Declare.
19826 (build_tree_list_vec): Define.
19827 (build_call_array): Update declaration.
19828 (build_call_vec): Declare.
19829 (ctor_to_vec): Declare.
19830 * c-common.c (tree_vector_cache): New static variable.
19831 (make_tree_vector): New function.
19832 (release_tree_vector): New function.
19833 (make_tree_vector_single): New function.
19834 (make_tree_vector_copy): New function.
19835 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19836 (make_tree_vector_single, make_tree_vector_copy): Declare.
19837 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19838 (c_parser_expr_list): Don't manage cache here, instead call
19840 (c_parser_release_expr_list): Remove static function.
19841 (c_parser_vec_to_tree_list): Remove static function.
19842 (c_parser_attributes): Call build_tree_list_vec instead of
19843 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19844 c_parser_release_expr_list.
19845 (c_parser_postfix_expression_after_primary): Likewise.
19846 (c_parser_objc_keywordexpr): Likewise.
19848 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19850 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19851 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19852 TARGET_CONVERT_TO_TYPE.
19853 * hooks.c (hook_tree_const_tree_null): Define.
19854 * hooks.h (hook_tree_const_tree_null): Declare.
19855 * target.h (struct gcc_target): Add invalid_parameter_type,
19856 invalid_return_type, promoted_type, and convert_to_type fields.
19857 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19858 (TARGET_INVALID_RETURN_TYPE): Define.
19859 (TARGET_PROMOTED_TYPE): Define.
19860 (TARGET_CONVERT_TO_TYPE): Define.
19861 (TARGET_INITIALIZER): Update for new fields.
19862 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19863 (grokparms): Check targetm.invalid_parameter_type.
19864 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19865 * c-convert.c (convert): Check targetm.convert_to_type.
19867 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19869 * config/mips/mips.md (*extenddi_truncate<mode>,
19870 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19872 (*extendhi_truncateqi): New define_insn_and_sptit.
19874 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19876 PR middle-end/40204
19877 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19878 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19880 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19882 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19883 the operand of VIEW_CONVERT_EXPR.
19885 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19887 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19888 extended family and model for Intel processors. Support Intel Atom.
19890 2009-05-20 Olivier Hainque <hainque@adacore.com>
19892 * gstab.h (stab_code_type): Define, to be used instead of the
19893 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19895 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19896 occurrences by stab_code_type.
19897 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19899 2009-05-20 Martin Jambor <mjambor@suse.cz>
19901 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19902 (sra_insert_before): Likewise.
19903 (sra_insert_after): Likewise.
19904 (sra_init_cache): Likewise.
19905 (sra_type_can_be_decomposed_p): Likewise.
19906 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19907 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19908 (sra_insert_before): Likewise.
19909 (sra_insert_after): Likewise.
19910 (sra_init_cache): Likewise.
19911 (insert_edge_copies_seq): Made static and moved upwards.
19913 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19916 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19918 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19919 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19922 2009-05-20 Richard Guenther <rguenther@suse.de>
19924 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19925 with mismatched comparison modes.
19927 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19929 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19930 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19931 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19932 with shifts for Thumb2.
19933 (orsi_notsi): New for orn.
19934 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19935 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19936 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19937 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19938 Don't invert remainder for IOR.
19940 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19942 PR tree-optimization/40087
19943 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19944 number_of_iterations_ne): Rename never_infinite argument.
19945 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19946 number_of_iterations_le): Handle pointer-type ivs when
19947 exit_must_be_taken is false.
19948 (number_of_iterations_cond): Do not always assume that
19949 exit_must_be_taken if the control variable is a pointer.
19951 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19953 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19954 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19956 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19958 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19959 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19961 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19964 * c.opt (Wlogical-op): Disabled by default.
19965 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19967 * doc/invoke.texi (Wlogical-op): Likewise.
19969 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19971 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19973 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19974 Propagate the type of the first operand.
19975 <ASSERT_EXPR>: Simplify.
19976 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19977 Rewrite using the RHS code as discriminant.
19978 <NOP_EXPR>: Turn into CASE_CONVERT.
19979 <PLUS_EXPR>: Propagate the type of the first operand.
19981 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19983 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19984 (ia64_dconst_0_375): New.
19985 * config/ia64/ia64.c (ia64_override_options): Remove
19986 -minline-sqrt-min-latency warning.
19987 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19988 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19989 * config/ia64/ia64.md (*sqrt_approx): Remove.
19990 (sqrtsf2): Remove #if 0.
19991 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19992 (sqrtdf): Remove assert.
19993 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19994 (sqrtxf2): Remove #if 0.
19995 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19996 * div.md (sqrt_approx_rf): New.
19997 (sqrtsf2_internal_thr): New implementation.
19998 (sqrtsf2_internal_lat): New.
19999 (sqrtdf2_internal_thr: New implementation.
20000 (sqrtxf2_internal): New implementation.
20002 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
20003 Hans-Peter Nilsson <hp@axis.com>
20005 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
20006 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
20007 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
20008 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
20009 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
20010 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
20011 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
20012 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
20013 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
20014 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
20015 * c-common.c: ...from here.
20017 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20019 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
20021 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20023 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
20025 2009-05-19 Ben Elliston <bje@au.ibm.com>
20027 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
20028 assignments with memcpy calls.
20029 (add_fdes): Likewise.
20030 (binary_search_unencoded_fdes): Likewise.
20031 (linear_search_fdes): Eliminate type puns.
20033 2009-05-19 Richard Guenther <rguenther@suse.de>
20035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
20036 not falsely claim to have propagated into all uses.
20038 2009-05-19 Ben Elliston <bje@au.ibm.com>
20040 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
20043 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20045 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
20046 * config/sh/sh.c (sh_legitimate_address_p): Make static.
20047 (TARGET_LEGITIMATE_ADDRESS_P): New.
20048 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20049 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20051 2009-05-18 Dodji Seketeli <dodji@redhat.com>
20054 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
20055 child of the containing namespace's DIE.
20057 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
20059 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
20060 *zero_extendhi_truncqi): Move after the zero_extend patterns.
20061 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
20064 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
20067 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
20068 gen_align with gen_pad.
20069 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
20070 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
20072 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
20073 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
20075 * config/i386/i386.md (align): Renamed to ...
20076 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
20077 ASM_OUTPUT_MAX_SKIP_PAD.
20079 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
20081 * config.gcc: Fix variable syntax.
20084 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
20085 before calling exact_log2.
20086 (output_iorsi3): Likewise.
20087 (output_xorsi3): Likewise.
20089 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20091 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
20092 for the none zero constant operand except for EQ and NE
20093 comprisons even when the first operand is R0.
20095 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
20097 * config/s390/2064.md: Remove trailing whitespaces.
20098 * config/s390/2084.md: Likewise.
20099 * config/s390/constraints.md: Likewise.
20100 * config/s390/fixdfdi.h: Likewise.
20101 * config/s390/libgcc-glibc.ver: Likewise.
20102 * config/s390/s390-modes.def: Likewise.
20103 * config/s390/s390-protos.h: Likewise.
20104 * config/s390/s390.c: Likewise.
20105 * config/s390/s390.h: Likewise.
20106 * config/s390/s390.md: Likewise.
20107 * config/s390/tpf-unwind.h: Likewise.
20109 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20111 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
20113 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20116 * configure.ac (m68k-*-*): Check if binutils support TLS.
20117 * configure: Regenerate.
20118 * config/m68k/predicates.md (symbolic_operand): Extend comment.
20119 * config/m68k/constraints.md (Cu): New constraint.
20120 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
20121 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
20122 (movsi): Handle TLS symbols.
20123 (addsi3_5200): Handle XTLS symbols, indent.
20124 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
20125 (m68k_tls_reference_p): Declare.
20126 (m68k_legitimize_address): Declare.
20127 (m68k_unwrap_symbol): Declare.
20128 * config/m68k/m68k.opt (mxtls): New option.
20129 * config/m68k/m68k.c (ggc.h): Include.
20130 (m68k_output_dwarf_dtprel): Implement hook.
20131 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20132 (m68k_expand_prologue): Load GOT pointer when function needs it.
20133 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
20134 (m68k_legitimate_constant_address_p): Same.
20135 (m68k_decompose_address): Handle TLS references.
20136 (m68k_get_gp): New static function.
20137 (enum m68k_reloc): New contants.
20138 (TLS_RELOC_P): New macro.
20139 (m68k_wrap_symbol): New static function.
20140 (m68k_unwrap_symbol): New function.
20141 (m68k_final_prescan_insn_1): New static function.
20142 (m68k_final_prescan_insn): New function.
20143 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
20145 (legitimize_pic_address): Handle TLS references..
20146 (m68k_tls_get_addr, m68k_get_tls_get_addr)
20147 (m68k_libcall_value_in_a0_p)
20148 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
20149 (m68k_call_m68k_read_tp): Helper variables and functions for ...
20150 (m68k_legitimize_tls_address): Handle TLS references.
20151 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
20153 (m68k_legitimize_address): Handle TLS symbols.
20154 (m68k_get_reloc_decoration): New static function.
20155 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
20157 (m68k_output_dwarf_dtprel): Implement hook.
20158 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
20159 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
20160 m68k_call_* routines.
20161 (sched_attr_op_type): Handle TLS symbols.
20162 (gt-m68k.h): Include.
20163 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
20164 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
20166 2009-05-18 Martin Jambor <mjambor@suse.cz>
20168 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
20169 (visit_store_addr_for_mod_analysis): New function.
20170 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
20171 (determine_cst_member_ptr): Use gimple_assign_single_p.
20172 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
20173 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
20174 operands. Don't check number of operands of a NOP_EXPR.
20176 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
20178 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
20180 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
20183 * c-common.c (warn_logical_operator): Don't warn if one of
20184 expression isn't always true or false.
20186 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
20188 * config/i386/biarch32.h: New file.
20189 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
20191 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
20193 * config/mips/mips.md (*zero_extend<mode>_trunchi,
20194 *zero_extend<mode>_truncqi): Merge these into ...
20195 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
20196 Name the pattern following this as *zero_extendhi_truncqi.
20198 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
20200 PR middle-end/39301
20201 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
20202 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
20203 (output_info): Make field HOST_WIDEST_INT.
20204 (print_statistics): Use HOST_WIDEST_INT_PRINT.
20205 (dump_bitmat_statistics): Same.
20207 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
20209 * config.gcc (use_gcc_stdint): Set to wrap.
20210 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20211 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20212 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20213 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20214 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20215 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20216 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20217 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20219 2009-05-16 Joseph Myers <joseph@codesourcery.com>
20221 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
20223 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
20224 Move definitions earlier.
20225 (OPT_ARCH64, OPT_ARCH32): Define.
20226 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
20229 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20232 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
20235 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20237 * arm.md (movdi2): Copy non-reg values to DImode registers.
20239 2009-05-16 Jakub Jelinek <jakub@redhat.com>
20242 * final.c (label_to_max_skip): New function.
20243 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
20244 CODE_LABEL_NUMBER <= max_labelno.
20245 * output.h (label_to_max_skip): New prototype.
20246 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
20247 (ix86_avoid_jump_mispredicts): ... this. Don't define if
20248 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
20249 Handle CODE_LABELs with >= 16 byte alignment or with
20250 max_skip == (1 << align) - 1.
20251 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
20252 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
20255 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
20256 .p2align 3 if MAX_SKIP is smaller than 7.
20257 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
20259 2009-05-15 Ian Lance Taylor <iant@google.com>
20261 * alias.c (struct alias_set_entry_d): Rename from struct
20262 alias_set_entry. Change all uses.
20263 * except.c (struct call_site_record_d): Rename from struct
20264 call_site_record. Change all uses.
20265 * except.h (struct eh_region_d): Rename from struct eh_region.
20267 * gcse.c (struct hash_table_d): Rename from struct hash_table.
20269 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
20270 ivtype_map_elt. Change all uses.
20271 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
20273 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
20274 * graphite.h (struct name_tree_d): Rename from struct name_tree.
20276 (struct sese_d): Rename from struct sese. Change all uses.
20277 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
20278 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
20279 * optabs.h (struct optab_d): Rename from struct optab. Change all
20281 (struct convert_optab_d): Rename from struct convert_optab.
20283 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
20284 ipa_opt_pass. Change all uses.
20285 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
20288 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
20289 defined as a typedef.
20290 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
20293 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20296 * fold-const.c (make_range,build_range_check,merge_ranges): Move
20298 (merge_ranges): Returns bool.
20299 * tree.h (make_range): .. to here.
20300 (build_range_check): Likewise.
20301 (merge_ranges): Likewise. Renamed from merge_ranges.
20302 * c-typeck.c (parser_build_binary_op): Update calls to
20303 warn_logical_operator.
20304 * c-common.c (warn_logical_operator): Add new warning.
20305 * c-common.h (warn_logical_operator): Update declaration.
20307 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20309 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
20311 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20313 * doc/install.texi: Document MPC requirements, flags etc.
20315 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
20316 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
20317 Evaluate constant arguments.
20318 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
20319 (fold_builtin_1): Likewise, also evaluate constant arguments.
20320 Remove superfluous break.
20321 (do_mpc_ckconv): New.
20322 * real.h: Include mpc.h.
20323 * toplev.c (print_version): Output MPC version info if available.
20325 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20327 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
20329 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
20331 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
20334 2009-05-15 Jan Hubicka <jh@suse.cz>
20336 * doc/invoke.texi (max-early-inliner-iterations): New flag.
20337 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
20338 (try_inline): Fix return value.
20339 (cgraph_decide_inlining_incrementally): Honor new value.
20340 (cgraph_early_inlining): Handle indirect inlining.
20341 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
20343 2009-05-15 Jan Hubicka <jh@suse.cz>
20345 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
20346 * cgraphunit.c (cgraph_finalize_function): Set it.
20347 (cgraph_expand_function): Use it.
20349 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20351 * real.c (encode_ieee_half): Define.
20352 (decode_ieee_half): Define.
20353 (ieee_half_format): Define.
20354 (arm_half_format): Define.
20355 * real.h (ieee_half_format): Declare.
20356 (arm_half_format): Declare.
20358 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20360 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
20361 swapped, and reversed optabs exist before trying to use them.
20363 2009-05-15 Paul Brook <paul@codesourcery.com>
20364 Sandra Loosemore <sandra@codesourcery.com>
20366 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
20367 loads. Allow PRE_DEC.
20368 (output_move_neon): Handle PRE_DEC.
20369 (arm_print_operand): Add 'A' for neon structure loads.
20370 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
20371 * config/arm/neon.md (neon_mov): Update comment.
20372 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
20374 (Um): New constraint.
20376 2009-05-15 Jan Hubicka <jh@suse.cz>
20378 Revert the following patch until testsuite fallout is fixed:
20379 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20380 * cgraph.h (struct inline_summary): New filed self_wize,
20381 size_inlining_benefit, self_time and time_inlining_benefit.
20382 (struct cgraph_global_info): Replace insns by time ans size fields.
20383 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20384 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20385 (ipcp_update_callgraph): Do not touch function bodies.
20386 * ipa-inline.c: Include except.h
20387 (MAX_TIME): New constant.
20388 (overall_insns): Remove
20389 (overall_size, max_benefit): New static variables.
20390 (cgraph_estimate_time_after_inlining): New function.
20391 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20392 (cgraph_clone_inlined_nodes): Update size.
20393 (cgraph_mark_inline_edge): Update size.
20394 (cgraph_estimate_growth): Use size info.
20395 (cgraph_check_inline_limits): Check size.
20396 (cgraph_default_inline_p): Likewise.
20397 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20398 (cgraph_decide_recursive_inlining): Check size.
20399 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20401 (cgraph_decide_inlining): Likewise.
20402 (cgraph_decide_inlining_incrementally): Likewise; honor
20403 PARAM_EARLY_INLINING_INSNS.
20404 (likely_eliminated_by_inlining_p): New predicate.
20405 (estimate_function_body_sizes): New function.
20406 (compute_inline_parameters): Use it.
20407 * except.c (must_not_throw_labels): New function.
20408 * except.h (must_not_throw_labels): Declare.
20409 * tree-inline.c (init_inline_once): Kill inlining_weigths
20410 * tree-ssa-structalias.c: Avoid uninitialized warning.
20411 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20412 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20413 (PARAM_INLINE_CALL_COST): Remove.
20414 (PARAM_EARLY_INLINING_INSNS): New.
20416 2009-05-15 Richard Guenther <rguenther@suse.de>
20418 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20419 not TODO_update_ssa.
20421 2009-05-15 Richard Guenther <rguenther@suse.de>
20423 PR tree-optimization/39999
20424 * gimple.h (gimple_expr_type): Use the expression type looking
20425 through useless conversions.
20426 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20427 (vn_nary_op_insert_stmt): Likewise.
20428 (simplify_binary_expression): Likewise.
20430 2009-05-15 Richard Guenther <rguenther@suse.de>
20432 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20433 New options, enabled by default.
20434 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20436 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20437 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20438 * tree-ssa-structalias.c (gate_tree_pta): New function.
20439 (pass_build_alias): Use it.
20441 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20443 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20444 recurse on an invariant address if a conversion from a pointer
20445 type to a wider integer type is involved.
20447 2009-05-15 Jan Hubicka <jh@suse.cz>
20449 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20450 * cgraph.h (struct inline_summary): New filed self_wize,
20451 size_inlining_benefit, self_time and time_inlining_benefit.
20452 (struct cgraph_global_info): Replace insns by time ans size fields.
20453 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20454 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20455 (ipcp_update_callgraph): Do not touch function bodies.
20456 * ipa-inline.c: Include except.h
20457 (MAX_TIME): New constant.
20458 (overall_insns): Remove
20459 (overall_size, max_benefit): New static variables.
20460 (cgraph_estimate_time_after_inlining): New function.
20461 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20462 (cgraph_clone_inlined_nodes): Update size.
20463 (cgraph_mark_inline_edge): Update size.
20464 (cgraph_estimate_growth): Use size info.
20465 (cgraph_check_inline_limits): Check size.
20466 (cgraph_default_inline_p): Likewise.
20467 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20468 (cgraph_decide_recursive_inlining): Check size.
20469 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20471 (cgraph_decide_inlining): Likewise.
20472 (cgraph_decide_inlining_incrementally): Likewise; honor
20473 PARAM_EARLY_INLINING_INSNS.
20474 (likely_eliminated_by_inlining_p): New predicate.
20475 (estimate_function_body_sizes): New function.
20476 (compute_inline_parameters): Use it.
20477 * except.c (must_not_throw_labels): New function.
20478 * except.h (must_not_throw_labels): Declare.
20479 * tree-inline.c (init_inline_once): Kill inlining_weigths
20480 * tree-ssa-structalias.c: Avoid uninitialized warning.
20481 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20482 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20483 (PARAM_INLINE_CALL_COST): Remove.
20484 (PARAM_EARLY_INLINING_INSNS): New.
20485 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20486 (inline-call-cost): Remove.
20487 (early-inlining-insns): New.
20489 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20491 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20493 (print_int_cst_bounds_in_octal_p): Likewise.
20494 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20496 * dwarf2out.c (base_type_die): Likewise.
20497 (is_subrange_type): Delete.
20498 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20499 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20500 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20501 if the destination type is boolean.
20502 (build_range_check): Do not special-case subtypes.
20503 (fold_sign_changed_comparison): Likewise.
20504 (fold_unary): Likewise.
20505 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20506 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20507 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20508 * tree.c (subrange_type_for_debug_p): New predicate based on the
20509 former is_subrange_type.
20510 * tree.h (subrange_type_for_debug_p): Declare.
20511 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20512 (convert_affine_scev): Remove call to above function.
20513 (chrec_convert_aggressive): Likewise.
20514 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20515 false for conversions involving subtypes.
20516 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20517 (vrp_val_min): Likewise.
20518 (needs_overflow_infinity): Likewise.
20519 (extract_range_from_unary_expr): Likewise.
20521 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20523 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20524 * config/frv/frv.c: Likewise.
20525 * config/s390/s390.c: Likewise.
20526 * config/sparc/sparc.h: Likewise.
20527 * config/i386/i386.h: Likewise.
20528 * config/i386/i386.c: Likewise.
20529 * config/crx/crx.c: Likewise.
20530 * config/m68hc11/m68hc11.h: Likewise.
20531 * config/iq2000/iq2000.c: Likewise.
20532 * config/mn10300/mn10300.h: Likewise.
20533 * config/mn10300/mn10300.c: Likewise.
20534 * config/m68k/m68k.c: Likewise.
20535 * config/rs6000/rs6000.c: Likewise.
20536 * config/rs6000/xcoff.h: Likewise.
20537 * config/rs6000/linux64.h: Likewise.
20538 * config/rs6000/sysv4.h: Likewise.
20539 * config/score/score3.c: Likewise.
20540 * config/score/score7.c: Likewise.
20541 * config/score/score.c: Likewise.
20542 * config/arm/arm.md: Likewise.
20543 * config/mips/mips.c: Likewise.
20544 * config/mips/mips.md: Likewise.
20545 * config/bfin/bfin.h: Likewise.
20546 * config/pa/pa.c: Likewise.
20547 * config/pa/constraints.md: Likewise.
20549 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20550 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20551 * config/pdp11/pdp11.h: Use memory_address_p instead.
20553 2009-05-14 Ian Lance Taylor <iant@google.com>
20555 * passes.c (finish_optimization_passes): Change i to int.
20556 * plugin.c (plugins_active_p): Change event to int.
20557 (dump_active_plugins): Likewise.
20558 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20560 * tree.c (tree_range_check_failed): Change c to unsigned int.
20561 (omp_clause_range_check_failed): Likewise.
20562 (build_common_builtin_nodes): Change mode to int. Add cast.
20563 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20564 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20566 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20567 ++ or -- with a variable of enum type.
20569 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20572 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20574 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20576 * store-motion.c: Do not include params.h
20577 * Makefile.in: Fix dependencies for various files.
20579 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20581 * auto-inc-dec.c: Fix pass description, remove apparent
20582 accidental duplication.
20584 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20586 PR middle-end/40147
20587 * ipa-utils.h (memory_identifier_string): Moved to ...
20588 * tree.h (memory_identifier_string): Here. Add GTY(()).
20590 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20592 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20593 in the former documentation of...
20594 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20595 * ira-conflicts.c (get_dup_num): Use address_operand.
20596 * targhooks.c (default_legitimate_address_p): New.
20597 * targhooks.h (default_legitimate_address_p): New.
20598 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20600 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20601 * target.h (struct target): Add legitimate_address_p.
20602 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20603 (TARGET_INITIALIZER): Include it.
20605 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20606 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20607 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20608 (TARGET_LEGITIMATE_ADDRESS_P): New.
20610 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20611 (REG_OK_STRICT_P): Delete.
20612 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20613 (frv_legitimate_address_p_1): ... this.
20614 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20615 (frv_legitimate_address_p_1): ... the renamed old
20616 frv_legitimate_address_p.
20617 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20618 (TARGET_LEGITIMATE_ADDRESS_P): New.
20620 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20621 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20622 * config/s390/s390.c (legitimate_address_p): Rename to...
20623 (s390_legitimate_address_p): ... this, make static.
20624 (legitimize_address): Adjust call.
20625 (TARGET_LEGITIMATE_ADDRESS_P): New.
20626 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20628 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20629 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20630 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20631 (TARGET_LEGITIMATE_ADDRESS_P): New.
20633 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20634 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20635 * config/spu/spu.c (spu_legitimate_address): Rename to...
20636 (spu_legitimate_address_p): ... this, make static.
20637 (TARGET_LEGITIMATE_ADDRESS_P): New.
20639 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20640 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20641 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20642 (sparc_legitimate_address_p): ... this, make static and return bool.
20643 (legitimize_address): Adjust call.
20644 (TARGET_LEGITIMATE_ADDRESS_P): New.
20646 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20647 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20648 * config/i386/i386.c (legitimate_address_p): Rename to...
20649 (ix86_legitimate_address_p): ... this, make static.
20650 (constant_address_p): Move after it, adjust call.
20651 (TARGET_LEGITIMATE_ADDRESS_P): New.
20653 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20654 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20655 * config/avr/avr.c (legitimate_address_p): Rename to...
20656 (avr_legitimate_address_p): ... this, make static.
20657 (legitimize_address): Adjust call.
20658 (TARGET_LEGITIMATE_ADDRESS_P): New.
20660 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20661 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20662 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20663 (TARGET_LEGITIMATE_ADDRESS_P): New.
20665 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20666 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20667 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20668 (TARGET_LEGITIMATE_ADDRESS_P): New.
20670 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20671 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20673 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20675 (TARGET_LEGITIMATE_ADDRESS_P): New.
20677 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20678 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20680 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20682 (m68hc11_legitimate_address_p): ... this, make static.
20683 (go_if_legitimate_address_internal): Rename to...
20684 (m68hc11_legitimate_address_p_1): ... this.
20685 (legitimize_address): Adjust call.
20686 (TARGET_LEGITIMATE_ADDRESS_P): New.
20688 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20689 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20690 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20691 (TARGET_LEGITIMATE_ADDRESS_P): New.
20693 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20694 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20695 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20696 (mn10300_legitimate_address_p): ... this, make static.
20697 (TARGET_LEGITIMATE_ADDRESS_P): New.
20699 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20700 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20701 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20702 (TARGET_LEGITIMATE_ADDRESS_P): New.
20704 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20705 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20706 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20707 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20708 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20709 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20710 (rs6000_legitimate_address_p): ... this, make static.
20711 (TARGET_LEGITIMATE_ADDRESS_P): New.
20712 (REG_MODE_OK_FOR_BASE_P): Delete.
20713 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20715 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20716 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20718 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20719 static, adjust types.
20720 (TARGET_LEGITIMATE_ADDRESS_P): New.
20722 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20723 * config/score/score.c (score_address_p): Rename to...
20724 (score_legitimate_address_p): ... this.
20725 (TARGET_LEGITIMATE_ADDRESS_P): New.
20726 * config/score/score3.c (score3_address_p): Rename to...
20727 (score3_legitimate_address_p): ... this.
20728 * config/score/score7.c (score7_address_p): Rename to...
20729 (score7_legitimate_address_p): ... this.
20731 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20732 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20733 GO_IF_LEGITIMATE_ADDRESS): Delete.
20734 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20735 thumb2_legitimate_address_p): Delete.
20736 (arm_legitimate_address_p): Rename to...
20737 (arm_legitimate_address_outer_p): ... this.
20738 * config/arm/constraints.md ("Uq"): Adjust call.
20739 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20740 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20742 (arm_legitimate_address_outer_p): ... this.
20743 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20745 (TARGET_LEGITIMATE_ADDRESS_P): New.
20747 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20748 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20749 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20750 (TARGET_LEGITIMATE_ADDRESS_P): New.
20752 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20753 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20754 * config/vax/vax.c (legitimate_address_p): Rename to...
20755 (vax_legitimate_address_p): ... this, make static.
20756 (TARGET_LEGITIMATE_ADDRESS_P): New.
20758 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20759 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20760 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20761 (TARGET_LEGITIMATE_ADDRESS_P): New.
20763 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20764 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20765 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20766 (mmix_legitimate_address_p): ... this, make static.
20767 (TARGET_LEGITIMATE_ADDRESS_P): New.
20769 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20770 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20771 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20772 (TARGET_LEGITIMATE_ADDRESS_P): New.
20774 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20776 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20777 of MODE_COMPLEX_INT.
20779 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20781 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20782 LCT_NORMAL in function call.
20783 * mips-tdump.c (print_file_desc): Add cast to enum type.
20784 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20785 (mark_stabs): Add casts to enum types.
20786 (parse_stabs_common): Add casts to enum types.
20788 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20790 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20791 Check for invalid values of LETTER.
20793 2009-05-13 Taras Glek <tglek@mozilla.com>
20795 * attribs.c (register_attribute): moved out attribute registration
20796 into register_attribute.
20797 * doc/plugins.texi: Documented register_attribute and
20799 * gcc-plugin.h: Added forward decl for register_attribute.
20800 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20801 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20802 PLUGIN_ATTRIBUTES boilerplate.
20804 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20806 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20807 values even in sentinel and empty entries.
20808 (ms_printf_flag_specs): Likewise.
20809 (ms_scanf_flag_specs): Likewise.
20810 (ms_strftime_flag_specs): Likewise.
20811 (ms_print_char_table): Likewise.
20812 (ms_scan_char_table): Likewise.
20813 (ms_time_char_table): Likewise.
20815 2009-05-13 Doug Kwan <dougkwan@google.com>
20817 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20819 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20821 * config/mips/mips.md (store): Add attributes for QI and HI.
20823 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20824 (truncdi<mode>2): ... this new pattern.
20826 2009-05-13 Brad Hards <bradh@kde.org>
20828 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20830 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20831 Ben Elliston <bje@au.ibm.com>
20833 PR middle-end/40035
20834 * dse.c (check_mem_read_rtx): Guard against width == -1.
20836 2009-05-13 Michael Matz <matz@suse.de>
20838 PR middle-end/39976
20839 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20840 (trivially_conflicts_p): New function.
20841 (insert_backedge_copies): Use it.
20843 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20845 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20846 (handle_stdc_pragma): Use new enum constant names.
20847 (handle_pragma_float_const_decimal64): Ditto.
20849 2009-05-13 Ian Lance Taylor <iant@google.com>
20851 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20854 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20856 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20857 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20859 * config/m68k/m68k.h (FL_UCLINUX): Define.
20861 2009-05-13 Jan Hubicka <jh@suse.cz>
20863 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20865 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20867 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20868 unless -fschedule-insns is specified.
20870 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20873 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20874 TARGET_EXPAND_CBRANCHDI4.
20875 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20876 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20877 (cmpeqdi): Fix comment.
20879 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20881 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20882 (sh_legitimate_address_p): Likewise.
20883 * config/sh/sh.c (sh_legitimate_index_p): New.
20884 (sh_legitimate_address_p): Likewise.
20885 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20886 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20887 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20888 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20889 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20890 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20891 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20892 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20893 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20895 2009-05-12 Jan Hubicka <jh@suse.cz>
20897 * tree-inline.c (estimate_operator_cost): Add operands;
20898 when division happens by constant, it is cheap.
20899 (estimate_num_insns): Loads and stores are not having cost of 0;
20900 EH magic stuff is cheap; when computing runtime cost of switch,
20901 use log2 base of amount of its cases; builtin_expect has cost of 0;
20902 compute cost for moving return value of call.
20903 (init_inline_once): Initialize time_based flags.
20904 * tree-inline.h (eni_weights_d): Add time_based flag.
20906 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20908 * df-core.c: Update head documentation.
20910 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20913 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20914 shadowing exisiting variable op1.
20916 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20919 * config/i386/driver-i386.c (processor_signatures): New enum.
20920 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20921 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20922 processor signature to detect geode processor.
20924 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20928 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20930 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20931 causes spurious differences between trunk and cond-optab branch.
20933 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20935 * dojump.c (compare_from_rtx): Delete.
20936 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20937 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20938 if the comparison does not satisfy the predicate; test predicates for
20939 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20940 further if one existing pattern fails.
20941 * expr.h (compare_from_rtx): Delete.
20942 (prepare_operand): Declare it.
20943 * optabs.c: Change "lib call" to "libcall" throughout.
20944 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20945 HAVE_conditional_trap, emit_cmp_insn): Delete.
20946 (can_compare_p): Delete cmp_optab case.
20947 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20948 Accept other parameters by value.
20949 (prepare_operand): Make non-static.
20950 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20951 other parameters by value. Try to widen operands here based on
20952 an optab_methods argument and looking at cbranch_optab.
20953 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20954 loop. Use cbranch_optab directly.
20955 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20956 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20958 (emit_conditional_move, emit_conditional_add): Inline what's needed
20959 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20960 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20961 with COMPARE. Move cmov_optab and cstore_optab above
20962 with cbranch_optab, move cmp_optab down with ucmp_optab,
20963 remove tst_otpab. Do not initialize trap_rtx.
20964 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20965 for trap code. Do not check HAVE_conditional_trap. Use
20966 prepare_cmp_insn. Accept no predicate for operand 3.
20967 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20968 (OTI_ctrap, ctrap_optab): New.
20969 (tst_optab): Delete.
20970 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20971 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20972 with lookup of ctrap_optab.
20973 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20975 (ctrap_optab): New.
20977 * combine.c (combine_simplify_rtx, simplify_set): Do not
20978 special case comparing against zero for cc0 machines.
20979 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20980 COMPARE on cc0 machines.
20981 (simplify_relational_operation): Return a new expression when
20982 a COMPARE could be removed.
20983 * final.c (final_scan_insn): Compare cc_status values
20984 against LHS of a (compare FOO (const_int 0)) cc0 source.
20985 Also check if cc_status.value is the full compare.
20987 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20988 (cstoreMM4): Document.
20989 (conditional_trap): Document ctrapMM4 instead.
20990 (sync_compare_and_swapMM): Refer to cbranchcc4.
20991 (Dependent Patterns): Eliminate obsolete information referring to
20992 the old jump optimization phase.
20993 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20994 of compares with 0 on cc0 machines.
20995 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20996 avoiding references to cc0. Remove text about storing operands
20998 * doc/tm.texi (Condition Codes): Include blurb on different
20999 condition code representations, separate into subsections for
21000 CC0, MODE_CC and conditional execution.
21002 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
21003 alpha_emit_setcc): Accept operands and a machine mode.
21004 * config/alpha/alpha.c (alpha_emit_conditional_branch):
21005 Get code/op0/op1 from operands, use machine mode argument
21006 instead of alpha_compare.fp_p. Emit the branch here.
21007 (alpha_emit_setcc): Likewise, and return boolean.
21008 (alpha_emit_conditional_move): Likewise. Assert that
21009 cmp_op_mode == cmp_mode, and simplify accordingly.
21010 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
21011 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
21012 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
21014 (stack probe test): Use cbranchdi4.
21015 * config/alpha/predicates.md (alpha_cbranch_operator): New.
21017 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
21018 * config/arc/arc.h (movsicc, movsfcc): Use it.
21019 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
21020 (cbranchsi4, cstoresi4): New.
21021 (cmpsi, bCC and sCC expanders): Remove.
21023 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
21024 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
21025 * config/arm/predicates.md (arm_comparison_operator): Only include
21026 floating-point operators if there is a hardware floating-point unit.
21027 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
21028 deferring to cbranch_cc and cstore_cc respectively.
21029 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
21030 cbranch_cc, cstore_cc): New.
21031 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
21033 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
21035 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
21036 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
21038 (adjust_insn_length): Adjust calls.
21039 (avr_reorg): Handle (compare (foo) (const_int 0)).
21040 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
21041 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
21042 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
21043 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
21045 (cbranchqi4, cbranchhi4, cbranchsi4): New.
21046 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
21048 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
21049 (cbranchsi4, cstorebi4, cstoresi4): New.
21050 (movbisi): This insn is duplicate, split it to zero_extend.
21051 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
21052 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
21053 (bfin_optimize_loop): Use cbranch expander.
21054 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
21055 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
21056 (bfin_bimode_comparison_operator): ... this.
21057 (bfin_direct_comparison_operator): New.
21059 * config/cris/cris.c (cris_normal_notice_update_cc): Look
21060 inside (compare FOO (const_int 0)).
21061 (cris_rtx_costs): Handle ZERO_EXTRACT.
21062 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
21063 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
21064 (*tstdi_v32): Delete.
21065 (*cmpdi_non_v32): Add M alternative for operand 1.
21066 (cmpsi, cmp<mode>): Make private.
21067 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
21069 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
21071 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
21072 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
21073 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
21074 (cc_reg_operand): New.
21075 (any_cond): Delete.
21076 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
21077 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
21078 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
21079 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
21080 crx_expand_scond): Delete.
21082 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
21084 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
21085 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
21087 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
21088 cstoresi4, cstoresf4, cstoredf4): New.
21089 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
21090 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21091 Receive the entire operands array.
21092 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
21093 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
21094 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21095 Get test/op0/op1 from the operands array.
21096 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
21098 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
21099 (h8300_expand_store): New.
21100 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
21102 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
21103 (h8300_expand_store): New.
21104 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
21105 or do not try to produce (set (cc0) REG).
21106 (peepholes): Wrap arguments with COMPARE. Add a peephole to
21107 change a compare into a move to a scratch register. Disable some
21108 peepholes when comparing with zero.
21109 (tstsi, tsthi, tstsi, cmpqi): Make private.
21111 (bCC, sCC): Delete.
21112 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
21115 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
21116 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
21117 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
21118 (ix86_emit_i387_log1p): Use cbranchxf2.
21119 (ix86_expand_setcc): Return void.
21120 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
21121 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
21122 cmp<MODEF>, cmpcc): Remove.
21123 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
21124 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
21125 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
21126 (sCC and bCC expanders): Remove.
21127 (stack_protect_test): Use cbranchcc4.
21129 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
21131 (ia64_expand_compare): Accept three rtx by reference and return void.
21132 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
21133 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
21134 from *expr. Update *expr with the BImode comparison to do.
21135 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
21136 cmptf, bCC, sCC, conditional_trap): Delete.
21137 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
21138 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
21139 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
21140 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
21141 * config/ia64/predicates.md (ia64_cbranch_operator): New.
21143 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
21144 type of last argument.
21145 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
21146 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
21147 use machine mode argument instead of branch_type. Remove dead
21148 code for floating-point comparisons.
21149 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
21150 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
21152 (cbranchsi4, cstoresi4): New.
21153 * config/iq2000/predicates.md (reg_or_const_operand): New.
21155 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
21156 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
21157 (b<code>_op): Rewrite to...
21158 (bcc_op): ... this, using match_operator.
21159 (s<code>_op): Rewrite to...
21160 (scc_op): ... this, using match_operator.
21161 (s<code>_24_op): Rewrite to...
21162 (scc_op_24): ... this, using match_operator.
21163 (s<code>_<mode>): Rewrite to...
21164 (cstore<mode>4): ... this, using match_operator.
21165 (s<code>_<mode>_24): Rewrite to...
21166 (cstore<mode>4_24): ... this, using match_operator.
21167 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
21168 m32c_unpend_compare, m32c_expand_scc): Delete.
21169 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
21170 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
21171 (m32c_expand_movcc): Change NE to EQ if necessary.
21172 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
21174 * config/m32r/m32r-protos.h (gen_cond_store): New.
21175 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
21176 (gen_cond_store): New, from sCC patterns.
21177 (m32r_expand_block_move): Use cbranchsi4.
21178 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
21179 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
21180 (cbranchsi4, cstoresi4): New.
21182 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
21184 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
21185 (m68hc11_notice_update_cc): Look into a compare with 0.
21186 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
21188 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
21189 cmphi, cmpqi, bCC): Delete.
21190 (cbranchsi4, cbranchhi4, cbranchqi4): New.
21191 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
21192 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
21195 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
21196 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
21197 * config/m68k/constraints.md (H): New.
21198 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
21199 the define_insn below.
21200 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
21201 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
21202 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
21203 patterns): Wrap RHS with COMPARE.
21204 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
21205 (*cmpdi_internal): Name this pattern.
21206 (cmpdi): Change to define_insn.
21207 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
21208 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
21209 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
21211 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
21212 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
21213 (conditional_trap): Change to...
21214 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
21215 (*conditional_trap): Use the ordered_comparison_operator and
21216 const1_operand predicates.
21217 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
21218 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
21219 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
21220 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
21222 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
21223 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
21224 (mcore_gen_compare): New.
21225 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
21226 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
21227 (mcore_gen_compare): ... this.
21228 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
21229 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
21230 (stack probe pattern): Use cbranchsi4.
21232 * config/mips/predicates.md (mips_cstore_operator): New.
21233 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
21234 * config/mips/mips.md (any_cond): Delete.
21235 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
21237 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
21238 fixuns_truncsfdi2): Use cbranch patterns.
21239 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
21240 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
21241 Adjust call to mips_expand_conditional_branch.
21242 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
21244 * config/mips/mips-protos.h (mips_expand_conditional_branch,
21245 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
21246 * config/mips/mips.c (cmp_operands): Delete.
21247 (mips_emit_compare): Get comparison operands from *op0/*op1.
21248 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
21249 that it succeeds. Use op0/op1 instead of cmp_operands.
21250 (mips_expand_conditional_branch, mips_expand_conditional_move,
21251 mips_expand_conditional_trap): Likewise.
21252 (mips_block_move_loop): Use cbranch patterns.
21253 * config/mips/mips.h (cmp_operands): Delete.
21255 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
21256 (mmix_gen_compare_reg): Just return a register in the right CC mode.
21257 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
21258 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
21259 (*cmpcc_folded): Rename to...
21260 (*cmpdi_folded): this.
21261 (*cmpcc): Rename to...
21263 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
21266 (cbranchdf4): New. Handle invalid comparisons here.
21267 * config/mmix/predicates.md (float_comparison_operator): New.
21269 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
21270 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
21271 * config/mn10300/mn10300.md (tst): Delete.
21272 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
21273 Name these patterns and wrap RHS in a compare.
21274 (*cmpsi): Make this pattern private. Include tst.
21275 (*cmpsf): Make this pattern private.
21276 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
21277 (compare with zero peepholes): Likewise.
21279 (cbranchsi4, cbranchsf4): New.
21280 (casesi): Use cbranchsi4.
21282 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
21283 hppa_branch_type): Delete.
21284 (return_addr_rtx): Use cbranchsi4.
21285 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
21286 Emit CCFPmode comparison here.
21287 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
21288 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
21289 hppa_branch_type): Delete.
21290 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
21291 (movsicc, movdicc): Remove references to hppa_compare_op0,
21292 hppa_compare_op1 and compare_from_rtx.
21293 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
21294 (casesi): Use cbranchsi4.
21296 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
21297 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
21298 * config/pdp11/pdp11.md (register_or_const0_operand): New.
21299 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
21300 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
21302 (cbranchdf4, cbranchhi4, cbranchqi4): New.
21303 (*branch, *branch_inverted): New.
21305 * config/picochip/picochip.md (cbranchhi4): Use
21306 ordered_comparison_operator.
21307 (cmphi, bCC): Remove.
21309 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
21310 (trap_comparison_operator): Delete.
21311 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
21312 rs6000_emit_cbranch): Accept mode and operands.
21313 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
21314 rs6000_compare_fp_p): Delete.
21315 (rs6000_generate_compare): Accept mode and comparison. Extract code
21316 and op0/op1 from there. Replace references to rs6000_compare_op0
21317 and rs6000_compare_op1.
21318 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
21319 extract result from passed operands.
21320 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
21321 extract loc from passed operands.
21322 (rs6000_emit_cmove): Likewise.
21323 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
21324 rs6000_compare_fp_p): Delete.
21325 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
21326 (cbranch<GPR>4, cbranch<FP>4): New.
21327 (cstore<mode>4): New. Consolidate here all choices about when to use
21328 portable or specialized sCC sequences.
21329 (stack_protect_test): Use cbranchsi4.
21330 (conditional_trap): Replace with ctrap<GPR>4.
21331 (conditional trap insn): Replace trap_comparison_operator with
21332 ordered_comparison_operator.
21334 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
21335 (s390_emit_prologue): Use ctrap.
21336 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
21337 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
21338 New predicates replacing...
21339 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
21340 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
21341 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
21342 (add<mode>cc): Do not use s390_compare_op0/op1.
21343 (s<code>): Change to...
21344 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
21345 (seq): Change to...
21346 (cstorecc4): ... this. Handle EQ or NE equally.
21347 (*sne): Un-privatize for use in cstorecc4.
21348 (b<code>): Change to...
21349 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
21350 (conditional_trap): Replace with...
21351 (ctrap<GPR>4, ctrap<FP>4): ... these.
21352 (stack_protect): Use cbranchcc4.
21354 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
21355 * config/score/score-protos.h (score_gen_cmp): Delete.
21356 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
21357 (score_block_move-loop): Use cbranchsi4.
21358 * config/score/score.md (cbranchsi4): New.
21359 (cmpsi, bCC): Delete.
21360 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
21361 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21362 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
21363 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21364 * config/score/score3.h (score3_gen_cmp): Delete.
21365 * config/score/score7.h (score7_gen_cmp): Delete.
21367 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
21368 (sh_emit_scc_to_t): ... this. Return void.
21369 (from_compare): Rename to...
21370 (sh_emit_compare_and_branch): ... this.
21371 (sh_emit_compare_and_set): New.
21372 (sh_expand_t_scc): Accept operands.
21373 * config/sh/predicates.md (sh_float_comparison_operator): New.
21374 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
21375 (prepare_scc_operands): Rename to...
21376 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
21378 (sh_emit_cheap_store_flag): New.
21379 (sh_emit_set_t_insn): New.
21380 (from_compare): Rename to...
21381 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
21382 handling of TARGET_SH2E floating point to avoid recursive call.
21383 Generate branch here.
21384 (sh_emit_compare_and_set): New.
21385 (sh_expand_t_scc): Get op0/op1 from arguments.
21386 (sh_emit_cheap_store_flag): New.
21387 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21389 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21390 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21391 (movsicc, movdicc): Do nothing when it recreated operands from
21392 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21393 prepare_scc_operands (now sh_emit_scc_to_t).
21394 (udivdi3): Use cstoresi4.
21395 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21396 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21397 (cbranchint4_media, cbranchfp4_media): New.
21398 (casesi): Use cbranchdi4.
21399 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21401 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21402 (movnegt): Remove second operand.
21403 (cbranchsf4, cbranchdf4): New.
21404 (stack_protect): Use cbranchdi4/cbranchsi4.
21406 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21407 (gen_compare_reg): Accept comparison, extract part of it to...
21408 (gen_compare_reg_1): ... this.
21409 (gen_compare_operator): Delete.
21410 (gen_v9_scc): Accept separate destination, comparison code and arms.
21411 Do not use sparc_compare_op0/sparc_compare_op1.
21412 (emit_scc_insn, emit_conditional_branch_insn): New.
21413 (emit_v9_brxx): Make static. Remove useless assertion.
21414 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21416 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21417 * config/sparc/sparc-protos.h (gen_compare_reg,
21418 sparc_emit_float_lib_cmp): Adjust prototype.
21419 (emit_scc_insn, emit_conditional_branch_insn): New.
21420 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21421 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21422 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21423 iterators to the top.
21424 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21425 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21426 snedi_special_trunc): Delete.
21427 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21428 and snedi_special_trunc.
21429 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21430 cbranchdi4, cbranch<F:mode>4): New.
21431 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21432 here. Use gen_compare_reg instead of gen_compare_operator.
21433 (conditional_trap): Replace with...
21434 (ctrapsi4, ctrapdi4): ... this.
21435 (stack_protect_test): Use cbranchcc4.
21437 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21439 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21440 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21441 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21442 from operands[0] or operands[3] depending on is_set.
21443 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21444 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21445 cmpdf, bCC), sCC: Remove.
21446 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21447 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21449 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21450 spu_emit_branch_or_set.
21452 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21454 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21455 xstormy16_compare_op1): Delete.
21456 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21457 xstormy16_compare_op1): Delete.
21458 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21460 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21461 (cmphi, cmpsi, bCC): Remove.
21463 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21464 (*cmpsi): ... this one.
21465 (cbranchsi4, cstoresi4): New.
21466 (bCC expanders): Delete.
21467 (sCC insns): Fold into...
21468 (*setcc): ... this one.
21469 (casesi): Do not use gen_cmpsi and gen_bgtu.
21470 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21471 (movsicc): Simplify.
21472 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21474 * config/vax/vax-protos.h (cond_name): New.
21475 (vax_output_conditional_branch): Remove.
21476 * config/vax/vax.c (cond_name): New.
21477 (vax_output_conditional_branch): Remove.
21478 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21479 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21480 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21481 (bit<VAXint>): Wrap source with (compare).
21482 (b<code> and following unnamed pattern): Rename to *branch and
21483 *branch_reversed. Change macroization to match_operator.
21484 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21486 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21487 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21488 Change last argument to machine_mode.
21489 (xtensa_expand_scc): Add machine_mode argument.
21490 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21491 (gen_conditional_move, xtensa_expand_conditional_branch,
21492 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21493 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21494 Adjust operand numbers.
21495 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21497 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21498 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21499 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21501 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21503 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21504 causes spurious differences between trunk and cond-optab branch.
21506 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21509 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21511 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21513 * tree.c (iterative_hash_pointer): Delete.
21514 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21515 Hash UIDs and versions of SSA names. Don't special-case built-in
21516 function declarations.
21518 2009-05-11 Ian Lance Taylor <iant@google.com>
21521 * graphite.c: Force -Wc++-compat to only be a warning before
21522 #including "cloog/cloog.h".
21524 2009-05-11 Martin Jambor <mjambor@suse.cz>
21526 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21528 2009-05-11 Jan Hubicka <jh@suse.cz>
21530 * tree-ssa-loop-ivcanon.c: Include target.h
21531 (struct loop_size): new structure.
21532 (constant_after_peeling): New predicate.
21533 (tree_estimate_loop_size): New function.
21534 (estimated_unrolled_size): Rewrite for new estimates.
21535 (try_unroll_loop_completely): Use new estimates.
21536 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21538 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21540 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21541 libcpp interface change.
21542 (spu_macro_to_expand): Likewise.
21544 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21546 PR tree-optimization/40026
21547 * gimplify.c (gimplify_init_constructor): Change initial conditional
21548 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21549 optimize_compound_literals_in_ctor.
21551 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21553 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21555 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21557 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21559 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21560 HOST_WIDE_INT for gap.
21562 2009-05-11 Ira Rosen <irar@il.ibm.com>
21564 PR tree-optimization/40074
21565 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21566 account in group size and step comparison.
21568 2009-05-11 Richard Guenther <rguenther@suse.de>
21570 * passes.c (init_optimization_passes): Strip now incorrect comment.
21571 (execute_function_todo): Do not set PROP_alias.
21572 * tree-pass.h (PROP_alias): Remove.
21573 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21574 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21575 * tree-nrv.c (pass_return_slot): Likewise.
21576 * tree-object-size.c (pass_object_sizes): Likewise.
21577 * tree-ssa-dom.c (pass_dominator): Likewise.
21578 (pass_phi_only_cprop): Likewise.
21579 * tree-ssa-dse.c (pass_dse): Likewise.
21580 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21581 (pass_cselim): Likewise.
21582 * tree-ssa-pre.c (pass_pre): Likewise.
21583 (pass_fre): Likewise.
21584 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21585 * tree-ssa-sink.c (pass_sink_code): Likewise.
21586 * tree-stdarg.c (pass_stdarg): Likewise.
21587 * tree-tailcall.c (pass_tail_calls): Likewise.
21588 * tree-vrp.c (pass_vrp): Likewise.
21590 2009-05-10 Ian Lance Taylor <iant@google.com>
21592 * basic-block.h (enum profile_status): Break out of struct
21593 control_flow_graph.
21594 * cgraph.h (struct inline_summary): Break out of struct
21596 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21597 of struct cgraph_order_sort.
21598 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21599 * cse.c (struct branch_path): Break out of struct
21600 cse_basic_block_data.
21601 * except.h (enum eh_region_type): Break out of struct eh_region.
21602 * gcc.c (enum add_del): Break out of struct modify_target.
21603 * genrecog.c (enum decision_type): Break out of struct decision_test.
21604 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21606 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21607 * regmove.c (enum match_use): New enum, broken out of struct match.
21608 * sched-int.h (enum post_call_group): New enum, broken out of
21610 (struct deps_reg): Break out of struct deps.
21611 * target.h (struct asm_int_op): Break out of struct gcc_target.
21612 * tree-eh.c (struct goto_queue_node): Break out of struct
21614 * tree-inline.h (enum copy_body_cge_which): Break out of
21616 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21618 * c-decl.c (in_struct, struct_types): New static variables.
21619 (pushtag): Add loc parameter. Change all callers.
21620 (lookup_tag): Add ploc parameter. Change all callers.
21621 (check_compound_literal_type): New function.
21622 (parser_xref_tag): Add loc parameter. Change all callers. If
21623 -Wc++-compat, warn about struct/union/enum types defined within a
21625 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21626 and loc parameters. Change all callers. Change error calls to
21627 error_at, using loc. For a redefinition, if the location of the
21628 original definition is known, report it. Set in_struct and
21629 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21630 (finish_struct): Add new parameters enclosing_in_struct and
21631 enclosing_struct_types. Change all callers. Set
21632 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21633 in the struct. If in a struct, add this struct to struct_types.
21634 (start_enum): Add loc parameter. Change all callers. Use
21635 error_at for errors, using loc. For a redefinition, if the
21636 location of the original definition is known, report it. If in a
21637 struct, add this enum type to struct_types. If -Wc++-compat warn
21638 if in sizeof, typeof, or alignof.
21639 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21640 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21641 (c_parser_enum_specifier): Get enum location for start_enum.
21642 (c_parser_struct_or_union_specifier): Get struct location for
21643 start_struct. Save in_struct and struct_types status between
21644 start_struct and finish_struct.
21645 (c_parser_cast_expression): Get location of cast.
21646 (c_parser_alignof_expression): Get location of type.
21647 (c_parser_postfix_expression): Likewise.
21648 (c_parser_postfix_expression_after_paren_type): Add type_loc
21649 parameter. Change all callers. Call check_compound_literal_type.
21650 Use type_loc for error about variable size type.
21651 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21652 of an enum constant from an enum type defined in a struct or union.
21653 (c_cast_expr): Add loc parameter. Change all callers. If
21654 -Wc++-compat, warn about defining a type in a cast.
21655 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21656 (start_enum, start_struct, finish_struct): Update declarations.
21657 (parser_xref_tag, c_cast_expr): Update declarations.
21658 (check_compound_literal_type): Declare.
21660 2009-05-11 Ben Elliston <bje@au.ibm.com>
21662 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21663 for recent libcpp interface change.
21664 (rs6000_macro_to_expand): Likewise.
21666 2009-05-10 Michael Matz <matz@suse.de>
21669 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21670 not at entry of function.
21672 2009-05-10 Richard Guenther <rguenther@suse.de>
21674 PR tree-optimization/40081
21676 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21677 using the main variant of the element type. Do not fiddle with
21678 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21680 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21681 structs with volatile fields.
21683 2009-05-10 Jan Hubicka <jh@suse.cz>
21685 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21686 (estimate_move_cost): Assert that it does not get called for
21688 (estimate_num_insns): Skip VOID types in argument handling.
21689 (optimize_inline_calls): Delete unreachable blocks and verify that
21690 callgraph is valid.
21692 2009-05-10 Jan Hubicka <jh@suse.cz>
21694 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21695 * cgraph.c (cgraph_mark_address_taken_node): New function.
21696 (dump_cgraph_node): Dump new flag.
21697 * cgraph.h (struct cgraph_node): Add address_taken.
21698 (cgraph_mark_address_taken_node): New function.
21699 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21700 since new direct calls can be born.
21702 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21704 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21705 tok->val.node.node.
21707 2009-05-10 Jan Hubicka <jh@suse.cz>
21709 PR middle-end/40084
21710 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21712 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21713 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21714 * tree-inline.c (copy_bb): Set frequency correctly.
21715 (fold_marked_statements): Update call to
21716 cgraph_update_edges_for_call_stmt.
21718 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21720 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21721 identifiers in diagnostics.
21722 * config/arm/arm.c (arm_handle_fndecl_attribute,
21723 arm_handle_isr_attribute): Likewise.
21724 * config/avr/avr.c (avr_handle_progmem_attribute,
21725 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21726 * config/bfin/bfin.c (handle_int_attribute,
21727 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21728 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21729 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21731 * config/darwin.c (darwin_handle_kext_attribute,
21732 darwin_handle_weak_import_attribute): Likewise.
21733 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21734 h8300_handle_eightbit_data_attribute,
21735 h8300_handle_tiny_data_attribute): Likewise.
21736 * config/i386/i386.c (ix86_handle_cconv_attribute,
21737 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21738 * config/i386/winnt.c (ix86_handle_shared_attribute,
21739 ix86_handle_selectany_attribute): Likewise.
21740 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21741 * config/m32c/m32c.c (function_vector_handler): Likewise.
21742 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21743 m68hc11_handle_fntype_attribute): Likewise.
21744 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21745 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21746 * config/mips/mips.c (mips_insert_attributes,
21747 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21748 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21749 rs6000_handle_struct_attribute): Likewise.
21750 * config/sh/sh.c (sh_insert_attributes,
21751 sh_handle_resbank_handler_attribute,
21752 sh_handle_interrupt_handler_attribute,
21753 sh2a_handle_function_vector_handler_attribute,
21754 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21756 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21757 * config/spu/spu.c (spu_handle_fndecl_attribute,
21758 spu_handle_vector_attribute): Likewise.
21759 * config/stormy16/stormy16.c
21760 (xstormy16_handle_interrupt_attribute): Likewise.
21761 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21762 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21764 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21766 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21767 (pp_translate_identifiers): New.
21768 (pp_identifier): Only conditionally translate identifier to locale
21770 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21771 (pp_base_tree_identifier): Only conditionally translate identifier
21772 to locale character set.
21773 * c-pretty-print.c (M_): Define.
21774 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21775 fragments for conditional translation with M_.
21776 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21777 identifier translation.
21779 2009-05-10 Richard Guenther <rguenther@suse.de>
21781 PR tree-optimization/40081
21782 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21783 using the main variant of the element type. Do not fiddle with
21784 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21786 2009-05-09 Jan Hubicka <jh@suse.cz>
21788 PR middle-end/40080
21789 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21790 indirect calls; verify cgraph afterwards.
21792 2009-05-09 Jan Hubicka <jh@suse.cz>
21795 * ipa.c (update_inlined_to_pointer): New function.
21796 (cgraph_remove_unreachable_nodes): Use it.
21798 2009-05-09 Jan Hubicka <jh@suse.cz>
21800 * tree-eh.c (struct leh_state): Remove prev_try.
21801 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21802 not track prev_try.
21803 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21804 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21805 remove_eh_handler_and_replace, foreach_reachable_handler,
21806 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21807 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21808 (gen_eh_region_cleanup): Update prototype.
21810 2009-05-09 Jan Hubicka <jh@suse.cz>
21812 PR middle-end/40043
21813 * except.c (copy_eh_region): Always set prev_try.
21814 (redirect_eh_edge_to_label): Find outer try.
21815 (foreach_reachable_handler): When looking for prev try
21816 handle case where previous try is not going to be taken.
21818 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21820 PR tree-optimization/40049
21821 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21822 only vector/vector shifts, convert the type of the constant to the
21823 appropriate type to avoid building incorrect trees, which
21824 eventually have problems with garbage collection.
21826 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21828 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21829 -1 for complex floating-point types if honoring signed zeros.
21831 2009-05-08 Jan Hubicka <jh@suse.cz>
21833 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21834 argument; handle correctly when profile is absent.
21835 (build_cgraph_edges): Update.
21836 (rebuild_cgraph_edges): Update.
21837 * cgraph.c: Do not include varray.h.
21838 (cgraph_set_call_stmt_including_clones): New function.
21839 (cgraph_create_edge_including_clones): Likewise
21840 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21841 (cgraph_update_edges_for_call_stmt): Handle clones.
21842 (cgraph_remove_node): Handle clone tree.
21843 (cgraph_remove_node_and_inline_clones): New function.
21844 (dump_cgraph_node): Dump clone tree.
21845 (cgraph_clone_node): Handle clone tree.
21846 (clone_function_name): Bring here from tree-inline.c.
21847 (cgraph_create_virtual_clone): New function.
21848 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21849 (cgraph_clone_info): New function.
21850 (strut cgraph_node): Add clone_info and new clone tree pointers.
21851 (cgraph_remove_node_and_inline_clones,
21852 cgraph_set_call_stmt_including_clones,
21853 cgraph_create_edge_including_clones,
21854 cgraph_create_virtual_clone): Declare.
21855 (cgraph_function_versioning): Use VEC argument.
21856 (compute_call_stmt_bb_frequency): Update prototype.
21857 (cgraph_materialize_all_clones): New function.
21858 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21859 (ipcp_create_replace_map): Update to VECtors.
21860 (ipcp_update_callgraph): Use virtual clones.
21861 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21862 (ipcp_update_profiling): Do not update local profiling.
21863 (ipcp_insert_stage): Use VECtors and virtual clones.
21864 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21865 (clone_of_p): New function.
21866 (cgraph_preserve_function_body_p): Use clone tree.
21867 (cgraph_optimize): Materialize clones.
21868 (cgraph_function_versioning): Update for VECtors.
21869 (save_inline_function_body): Use clone tree.
21870 (cgraph_materialize_clone): New function.
21871 (cgraph_materialize_all_clones): Likewise.
21872 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21873 * ipa.c: Include gimple.h.
21874 (cgraph_remove_unreachable_nodes): Use clone tree.
21875 * ipa-prop.c (ipa_note_param_call): Update call to
21876 compute_call_stmt_bb_frequencycall.
21877 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21878 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21879 (copy_bb): Handle updating of clone tree; add new edge when new call
21881 (expand_call_inline): Be strict about every call having edge.
21882 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21883 (delete_unreachable_blocks_update_callgraph): New function.
21884 (tree_function_versioning): Use VECtors; always remove unreachable
21885 blocks and fold conditionals.
21886 * tree-inline.h: Do not include varray.h.
21887 (tree_function_versioning): Remove.
21888 * Makefile.in (GTFILES): Remove tree-inline.c
21889 * passes.c (do_per_function): Do only functions having body.
21890 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21893 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21894 Andrew Morrow <acm@google.com>
21897 * c-common.c (c_common_attribute_table): Permit deprecated
21898 attribute to take an optional argument.
21899 (handle_deprecated_attribute): If the optional argument to
21900 __attribute__((deprecated)) is not a string ignore the attribute
21901 and emit a warning.
21903 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21904 * c-typeck.c (build_component_ref): Likewise.
21905 (build_external_ref): Likewise.
21907 * toplev.c (warn_deprecated_use): Add an attribute argument.
21908 Emit the message associated with __attribute__((deprecated)).
21910 * toplev.h (warn_deprecated_use): Updated.
21912 * doc/extend.texi: Document new optional parameter to
21913 __attribute__((deprecated))
21915 2009-05-08 Michael Eager <eager@eagercon.com>
21917 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21918 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21920 2009-05-08 Richard Guenther <rguenther@suse.de>
21922 PR tree-optimization/40062
21923 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21924 Avoid exponential behavior.
21926 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21928 PR rtl-optimization/33928
21930 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21931 process_uses, build_single_def_use_links): New.
21932 (update_df): Update use_def_ref.
21933 (forward_propagate_into): Use get_def_for_use instead of use-def
21935 (fwprop_init): Call build_single_def_use_links and let it initialize
21937 (fwprop_done): Free use_def_ref.
21938 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21939 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21940 df_rd_simulate_one_insn): New.
21941 (df_rd_bb_local_compute_process_def): Update head comment.
21942 (df_chain_create_bb): Use the new RD simulation functions.
21943 * df.h (df_rd_simulate_artificial_defs_at_top,
21944 df_rd_simulate_one_insn): New.
21945 * opts.c (decode_options): Enable fwprop at -O1.
21946 * doc/invoke.texi (-fforward-propagate): Document this.
21948 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21951 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21952 and one complex operand specially.
21953 * tree-complex.c (some_nonzerop): Do not identify a real value as
21954 zero if flag_signed_zeros.
21956 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21958 PR rtl-optimization/33928
21959 * loop-invariant.c (record_use): Fix && vs. || mishap.
21961 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21963 PR rtl-optimization/33928
21964 * loop-invariant.c (struct use): Add addr_use_p.
21965 (struct def): Add n_addr_uses.
21966 (struct invariant): Add cheap_address.
21967 (create_new_invariant): Set cheap_address.
21968 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21969 (record_uses): Pass df_ref to record_use.
21970 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21973 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21975 * config/sh/sh.c: Do not include c-pragma.h.
21977 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21979 * config/spu/spu.c: Remove include of c-common.h.
21981 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21984 * c-common.h (mark_valid_location_for_stdc_pragma,
21985 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21986 clear_float_const_decimal64, float_const_decimal64_p): New.
21987 * c.opt (Wunsuffixed-float-constants): New.
21988 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21989 unsuffixed float constant, handle new warning.
21990 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21991 * c-decl.c (c_scope): New flag float_const_decimal64.
21992 (set_float_const_decimal64, clear_float_const_decimal64,
21993 float_const_decimal64_p): New.
21994 (push_scope): Set new flag.
21995 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21996 to use STDC pragmas.
21997 (c_parser_external_declaration): Ditto.
21998 (c_parser_compound_statement_nostart): Ditto.
21999 * c-pragma.c (valid_location_for_stdc_pragma,
22000 mark_valid_location_for_stdc_pragma,
22001 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
22002 handle_pragma_float_const_decimal64): New.
22003 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
22004 * cp/semantics.c (valid_location_for_stdc_pragma_p,
22005 set_float_const_decimal64, clear_float_const_decimal64,
22006 float_const_decimal64_p): New dummy functions.
22007 * doc/extend.texi (Decimal Float): Remove statement that the
22008 pragma, and suffix for double constants, are not supported.
22009 * doc/invoke.texi (Warning Options): List new option.
22010 (-Wunsuffixed-float-constants): New.
22012 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
22014 * config/i386/i386.c: Do not include c-common.h.
22016 2009-05-07 Mark Heffernan <meheff@google.com>
22018 * doc/invoke.texi (Debugging Options): Document change of debugging
22020 * opts.c (decode_options): Make dump_base_name relative to
22021 aux_base_name directory.
22023 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
22025 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
22026 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
22028 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
22030 * Makefile.in (install-plugin): Simplify a bit.
22032 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
22034 * Makefile.in (OBJS-common): Add regcprop.o.
22036 * timevar.def (TV_CPROP_REGISTERS): New.
22037 * regrename.c (regrename_optimize): Return 0.
22038 (rest_of_handle_regrename): Delete.
22039 (pass_rename_registers): Point to regrename_optimize.
22040 (struct value_data_entry, struct value_data,
22041 kill_value_one_regno, kill_value_regno, kill_value,
22042 set_value_regno, init_value_data, kill_clobbered_value,
22043 kill_set_value, kill_autoinc_value, copy_value,
22044 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
22045 replace_oldest_value_reg, replace_oldest_value_addr,
22046 replace_oldest_value_mem, copyprop_hardreg_forward_1,
22047 debug_value_data, validate_value_data): Move...
22048 * regcprop.c: ... here.
22049 (rest_of_handle_cprop): Delete.
22050 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
22052 2009-05-07 Jakub Jelinek <jakub@redhat.com>
22054 PR middle-end/40057
22055 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
22056 GEN_INT for 1 << bitnum.
22057 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
22058 build_int_cst_type.
22060 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
22062 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
22063 Remove wrong description of "nand" operation.
22065 2009-05-06 Richard Guenther <rguenther@suse.de>
22066 Adam Nemet <anemet@caviumnetworks.com>
22068 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
22069 comment. Add that if LHS is not a gimple register, then RHS1 has
22070 to be a single object (GIMPLE_SINGLE_RHS).
22072 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
22074 * expr.c (get_def_for_expr): Move it up in the file.
22075 (store_field): When expanding a bit-field store, look at the
22076 defining gimple stmt for the masking conversion.
22078 2009-05-06 Janis Johnson <janis187@us.ibm.com>
22080 PR middle-end/39986
22081 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
22082 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
22083 32-bit memcpy into long.
22085 2009-05-06 Jakub Jelinek <jakub@redhat.com>
22087 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
22088 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
22090 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
22091 instead of appending DW_OP_deref*.
22093 2009-05-06 Michael Matz <matz@suse.de>
22095 PR middle-end/40021
22096 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
22097 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
22099 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
22101 * Makefile.in (install-plugin): Fix srcdir handling.
22103 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
22105 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
22106 when processing for not_regs_needed bitmap.
22107 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
22108 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
22109 handling it for rhs.
22111 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22113 * config/i386/i386.md (unnamed inc/dec peephole): Use
22114 optimize_insn_for_size_p instead of optimize_size.
22115 * config/i386/predicates.md (incdec_operand): Likewise.
22116 (aligned_operand): Likewise.
22117 * config/i386/sse.md (divv8sf3): Likewise.
22118 (sqrtv8sf2): Likewise.
22120 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22122 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
22124 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
22126 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22128 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
22129 ssemodesuffixf2c with avxmodesuffixf2c.
22131 2009-05-06 Joseph Myers <joseph@codesourcery.com>
22134 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
22136 2009-05-05 Jakub Jelinek <jakub@redhat.com>
22138 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
22139 (struct tree_base): Adjust spacing for 8 bit boundaries.
22140 (struct tree_decl_common): Add decl_by_reference_flag bit.
22141 (DECL_BY_REFERENCE): Adjust.
22142 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
22143 print DECL_BY_REFERENCE bit.
22144 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
22145 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
22146 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
22147 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
22150 PR middle-end/39666
22151 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
22152 range of the type, but default label is missing, add it with one
22153 of the existing labels instead of adding a new label for it.
22155 2009-05-05 Joseph Myers <joseph@codesourcery.com>
22159 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
22161 * Makefile.in (enable_plugin, plugin_includedir): New.
22162 (install): Depend on install-plugin.
22163 (PLUGIN_HEADERS): New.
22164 (install-plugin): New.
22165 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
22167 2009-05-05 Richard Guenther <rguenther@suse.de>
22169 PR tree-optimization/40022
22170 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
22172 (phivn_valid_p): Fix tuplification error, simplify.
22173 (phiprop_insert_phi): Add dumps.
22174 (propagate_with_phi): Simplify.
22176 2009-05-05 Richard Guenther <rguenther@suse.de>
22178 PR middle-end/40023
22179 * builtins.c (gimplify_va_arg_expr): Properly build the address.
22181 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
22183 * tree.h (strip_float_extensions): Remove duplicate declaration.
22184 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
22185 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
22186 block_ultimate_origin): Rearrange the declarations line to match the
22187 comment that indicates the .c file which the functions are defined.
22188 (dwarf2out_*, set_decl_rtl): Add comment.
22189 (get_base_address): Adjust comment.
22190 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
22191 declarations line and add comment.
22192 (is_builtin_name): Add blank after function name, for clarity.
22194 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22196 * attribs.c (decl_attributes): Use %qE for identifiers in
22198 * cgraphunit.c (verify_cgraph_node): Translate function names to
22199 locale character set in diagnostics.
22200 * coverage.c (get_coverage_counts): Use %qE for identifiers in
22202 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
22203 Document that functions are named in UTF-8.
22204 * expr.c (expand_expr_real_1): Translate function names to locale
22205 character set in diagnostics.
22206 * gimplify.c (omp_notice_variable, omp_is_private,
22207 gimplify_scan_omp_clauses): Use %qE for identifiers in
22209 * langhooks.c (lhd_print_error_function): Translate function names
22210 to locale character set.
22211 * langhooks.h (decl_printable_name): Document that return value is
22212 in internal character set.
22213 * stmt.c: Include pretty-print.h
22214 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
22216 (resolve_operand_name_1): Translate named operand name to locale
22218 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
22220 * toplev.c (announce_function): Translate function names to locale
22222 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
22223 (default_tree_printer): Use pp_identifier or translate identifiers
22224 to locale character set. Mark "<anonymous>" for translation.
22225 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
22226 for identifiers in diagnostics.
22227 * tree.c (handle_dll_attribute): Use %qE for identifiers in
22229 * varasm.c (output_constructor): Use %qE for identifiers in
22232 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
22234 * configure.ac: use ` ` instead of $()
22235 * configure: Regenerate.
22237 2009-05-05 Ben Elliston <bje@au.ibm.com>
22239 * config/pa/linux-atomic.c: Eliminate conditional include of
22240 errno.h on non-LP64 systems to simplify build requirements.
22242 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22244 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
22246 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
22247 and pass value to identifier_to_locale.
22248 (warn_variable_length_array): Make name a tree.
22249 (grokdeclarator): Separate diagnostic texts for named and unnamed
22250 declarators. Use %qE for named declarators.
22251 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22253 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
22254 identifiers in diagnostics.
22255 * c-typeck.c (push_member_name, start_init): Pass identifiers to
22256 identifier_to_locale. Mark "anonymous" strings for translation.
22258 2009-05-04 Michael Eager <eager@eagercon.com>
22260 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
22261 address for DImode/DFmode only if double-precision FP regs.
22263 2009-05-04 Michael Eager <eager@eagercon.com>
22265 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
22266 TARGET_SINGLE_FLOAT check.
22268 2009-05-04 Michael Eager <eager@eagercon.com>
22270 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
22272 2009-05-04 Michael Eager <eager@eagercon.com>
22274 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
22275 * config/rs6000/t-xilinx: New
22277 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
22279 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
22280 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
22281 * gcc/explow.c (memory_address): Use target hook.
22282 * gcc/targhooks.c (default_legitimize_address): New.
22283 * gcc/targhooks.h (default_legitimize_address): New.
22284 * gcc/target.h (legitimize_address): New.
22285 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
22286 (TARGET_INITIALIZER): Include it.
22287 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
22289 * config/bfin/bfin-protos.h (legitimize_address): Remove.
22290 * config/bfin/bfin.c (legitimize_address): Remove.
22291 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
22292 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
22294 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
22295 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
22297 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
22298 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
22299 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
22300 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
22301 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
22302 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
22303 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
22304 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
22305 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
22306 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
22307 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
22308 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
22309 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
22310 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
22311 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
22312 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
22313 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
22314 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
22315 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
22316 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
22317 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
22318 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
22319 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
22321 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
22322 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
22323 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
22324 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
22325 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
22326 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
22327 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
22328 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
22329 (thumb_legitimize_address): Delete.
22330 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
22331 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
22332 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
22333 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
22334 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
22335 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
22337 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
22340 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
22341 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
22342 * config/m32r/m32r.c (m32r_legitimize_address): New.
22343 * config/m68k/m68k.c (m68k_legitimize_address): New.
22344 * config/score/score.c (score_legitimize_address): Standardize.
22345 * config/score/score3.c (score3_legitimize_address): Standardize.
22346 * config/score/score3.h (score3_legitimize_address): Adjust.
22347 * config/score/score7.c (score7_legitimize_address): Standardize.
22348 * config/score/score7.h (score7_legitimize_address): Adjust.
22349 * config/sh/sh.c (sh_legitimize_address): New.
22350 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
22352 * gcc/config/s390/s390.c (legitimize_address): Rename to...
22353 (s390_legitimize_address): ... this.
22354 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
22355 (sparc_legitimize_address): ... this.
22356 * gcc/config/i386/i386.c (legitimize_address): Rename to...
22357 (ix86_legitimize_address): ... this.
22358 * gcc/config/avr/avr.c (legitimize_address): Rename to...
22359 (avr_legitimize_address): ... this.
22360 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
22361 (mn10300_legitimize_address): ... this.
22362 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
22363 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
22364 (alpha_expand_mov): Adjust call.
22366 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
22367 * config/spu/spu.c (spu_legitimize_address): Likewise.
22368 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
22369 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
22371 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22373 * intl.c (locale_encoding, locale_utf8): New.
22374 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
22375 * intl.h (locale_encoding, locale_utf8): Declare.
22376 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
22377 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
22379 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
22381 (pp_tree_identifier): Define to call pp_base_tree_identifier.
22382 (pp_base_tree_identifier): Declare as function.
22383 (identifier_to_locale): Declare.
22384 * Makefile.in (pretty-print.o): Update dependencies.
22385 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22387 2009-05-04 Richard Guenther <rguenther@suse.de>
22389 PR middle-end/40015
22390 * builtins.c (fold_builtin_memory_op): Do not decay to element
22391 type if the size matches the whole array.
22393 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22395 * expmed.c (synth_mult): When trying out a shift, pass the result
22398 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22400 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22401 (shiftsub1_cost): New.
22402 (init_expmed): Compute shiftsub1_cost.
22403 (synth_mult): Optimize multiplications by constants of the form
22404 -(2^^m-1) for some constant positive integer m.
22406 2009-05-03 Richard Guenther <rguenther@suse.de>
22409 * c-typeck.c (array_to_pointer_conversion): Do not built
22410 ADDR_EXPRs of arrays of pointer-to-element type.
22411 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22412 up wrong ADDR_EXPRs after-the-fact.
22413 * c-common.c (strict_aliasing_warning): Strip pointer
22414 conversions for obtaining the original type.
22415 * builtins.c (fold_builtin_memset): Handle array types.
22416 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22419 2009-05-03 Richard Guenther <rguenther@suse.de>
22421 PR middle-end/23329
22422 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22423 Do not lose casts from array types with unknown extent to array
22424 types with known extent.
22425 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22426 alias set compatibility.
22428 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22430 * flags.h (extra_warnings): Delete.
22431 * toplev.c (process_options): Handle Wuninitialized here.
22432 * opts.c (extra_warnings): Delete.
22433 (set_Wextra): Delete.
22434 (common_handle_option): -Wextra can be handled automatically.
22435 * c-opts.c (c_common_handle_option): Delete obsolete code.
22436 (c_common_post_options): Simplify comment.
22437 * common.opt (W): Add Var.
22439 (Wuninitialized): Initialize to -1.
22441 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22442 Richard Guenther <rguenther@suse.de>
22444 * expr.c (get_def_for_expr): New function.
22445 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22446 SSA rather than trees.
22447 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22448 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22450 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22452 * c-common.c (reswords): Add _Imaginary.
22453 * c-common.c (enum rid): Add RID_IMAGINARY.
22455 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22457 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22458 Patch by Richard Guenther.
22460 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22462 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22463 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22464 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22465 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22466 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22467 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22468 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22469 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22470 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22471 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22472 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22473 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22474 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22475 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22476 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22477 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22478 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22479 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22481 2009-05-02 Richard Guenther <rguenther@suse.de>
22483 PR tree-optimization/39940
22484 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22487 2009-05-02 Richard Guenther <rguenther@suse.de>
22489 PR middle-end/40001
22490 * tree-ssa.c (execute_update_addresses_taken): Properly check
22491 if we can mark a variable DECL_GIMPLE_REG_P.
22492 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22493 back to the end of the function.
22494 (is_gimple_reg_type): Remove complex type special casing.
22495 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22498 2009-05-02 Ben Elliston <bje@au.ibm.com>
22500 * doc/collect2.texi (Collect2): Document search path behaviour
22501 when configured with --with-ld.
22503 2009-05-02 Jan Hubicka <jh@suse.cz>
22505 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22506 parameter; update callers.
22507 (coalesce_cost_edge): EH edges are costier because they needs
22508 splitting even if not critical and even more costier when there are
22509 multiple EH predecestors.
22511 2009-05-02 Jan Hubicka <jh@suse.cz>
22513 * except.c (remove_eh_handler_and_replace): Handle updating after
22514 removing TRY blocks.
22516 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22518 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22520 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22522 * varasm.c: Do not include c-pragma.h.
22523 * attribs.c: Do not incude c-common.h.
22525 2009-05-01 Michael Matz <matz@suse.de>
22527 * calls.c (initialize_argument_information): Handle SSA names like
22528 decls with a non MEM_P DECL_RTL.
22530 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22532 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22533 * ipa-utils.c: Likewise.
22534 * ipa-type-escape.c: Likewise.
22535 * cgraphunit.c Do not include c-common.h.
22536 * ipa-pure-const.c: Likewise.
22537 * tree-if-conv.c: Likewise.
22538 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22539 * ipa-struct-reorg.c: Likewise.
22540 * tree-nomudflap.c: Likewise.
22541 * tree-ssa-structalias.c: Likewise.
22543 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22545 * store-motion.c: Many cleanups to make this pass a first-class
22546 citizen instead of an appendix to gcse load motion. Add TODO list
22547 to make this pass faster/cleaner/better.
22549 (struct ls_expr): Post gcse.c-split cleanups.
22550 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22551 "stores" field to "avail_stores".
22552 (pre_ldst_mems): Rename to store_motion_mems.
22553 (pre_ldst_table): Rename to store_motion_mems_table.
22554 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22555 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22556 (ldst_entry): Rename to st_expr_entry, update users.
22557 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22558 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22559 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22561 (first_ls_expr): Rename to first_st_expr, update users.
22562 (next_ls_expr): Rename to next_st_expr, update users.
22563 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22564 fields properly for store motion instead of names inherited from load
22566 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22567 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22570 (ae_kill): Rename to st_kill, update users.
22571 (ae_gen): Rename to st_avloc, update users.
22572 (transp): Rename to st_transp, update users.
22573 (pre_insert_map): Rename to st_insert_map, update users.
22574 (pre_delete_map): Rename to st_delete_map, update users.
22575 (insert_store, build_store_vectors, free_store_memory,
22576 one_store_motion_pass): Update for abovementioned changes.
22578 (gcse_subst_count, gcse_create_count): Remove.
22579 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22580 and "n_stores_created", local variables.
22582 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22585 (regvec, compute_store_table_current_insn): Remove.
22586 (reg_set_info, reg_clear_last_set): Remove.
22587 (compute_store_table): Use DF caches instead of local dataflow
22590 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22592 * c-objc-common.c (c_tree_printer): Print identifiers with
22593 pp_identifier, not pp_string. Mark "({anonymous})" for
22595 * c-pretty-print.c (pp_c_ws_string): New.
22596 (pp_c_cv_qualifier, pp_c_type_specifier,
22597 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22598 pp_c_storage_class_specifier, pp_c_function_specifier,
22599 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22600 pp_c_primary_expression, pp_c_postfix_expression,
22601 pp_c_unary_expression, pp_c_shift_expression,
22602 pp_c_relational_expression, pp_c_equality_expression,
22603 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22604 use pp_string and pp_c_ws_string in place of pp_identifier and
22605 pp_c_identifier for non-identifiers. Mark English strings for
22607 * c-pretty-print.h (pp_c_ws_string): Declare.
22609 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22610 Roland McGrath <roland@redhat.com>
22612 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22613 (ENABLE_LD_BUILDID): New configuration option.
22614 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22615 (LINK_BUILDID_SPEC): New macro.
22616 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22618 * doc/install.texi: Document --enable-linker-build-id option.
22619 * configure: Rebuild.
22620 * config.in: Rebuild.
22622 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22624 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22625 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22626 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22627 MIPS_GP_SAVE_AREA_SIZE.
22628 * config/mips/mips.c (struct mips_frame_info): Update comment
22629 before arg_pointer_offset and hard_frame_pointer_offset.
22630 (mips_compute_frame_info): Update diagram before function: to
22631 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22632 indicate the position of frame_pointer_rtx with -fstack-protector and
22633 to show args_size. Don't allocate cprestore area for leaf functions
22634 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22636 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22638 2009-04-30 Michael Matz <matz@suse.de>
22640 PR tree-optimization/39955
22641 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22643 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22645 * ira.c (setup_cover_and_important_classes): Use safe macro
22646 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22648 * genpreds.c (write_tm_preds_h): Output suitable definition of
22649 REG_CLASS_FOR_CONSTRAINT.
22651 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22653 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22655 * bitmap.c (bitmap_descriptor): Likewise.
22656 * ggc-common.c (loc_descriptor): Likewise.
22657 * varray.c (varray_descriptor): Likewise.
22658 * vec.c (vec_descriptor): Likewise.
22660 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22662 * Makefile.in (dce.o): Add $(EXCEPT_H).
22663 * dce.c: Include except.h and delete redundant vector definitions.
22664 (deletable_insn_p): Return false for non-call insns that can throw
22667 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22669 * gcse.c (ae_gen): Remove.
22670 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22671 and make non-static function to make it available in store-motion.c.
22672 Update call sites with search-and-replace.
22673 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22674 extract_mentioned_regs, extract_mentioned_regs_helper,
22675 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22676 store_killed_in_insn, store_killed_after, store_killed_before,
22677 build_store_vectors, insert_insn_start_basic_block, insert-store,
22678 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22679 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22680 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22681 * store-motion.c: ...new file. Also copy data structures from gcse.c
22682 and clean up to remove parts not used by store motion.
22683 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22684 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22686 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22689 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22690 when optimizing for size.
22692 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22694 * gcse.c (gcse_constant_p): Fix typo in last change.
22696 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22698 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22700 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22702 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22704 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22706 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22707 CONST_HIGH_PART result.
22709 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22711 * config/avr/avr.c (initial_elimination_offset): Rename to
22712 avr_initial_elimination_offset.
22713 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22714 change return type to bool.
22715 (avr_can_eliminate): New function.
22716 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22717 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22718 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22719 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22720 avr_initial_elimination_offset.
22721 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22722 (avr_initial_elimination_offset): Define.
22724 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22725 Steven Bosscher <steven@gcc.gnu.org>
22727 PR rtl-optimization/39938
22728 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22729 * cfgrtl.c: Include insn-attr.h.
22730 (rest_of_pass_free_cfg): New function.
22731 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22732 * resource.c (init_resource_info): Remove call to df_analyze.
22734 2009-04-29 Richard Guenther <rguenther@suse.de>
22737 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22738 allow conversion to signed integers.
22740 2009-04-29 Richard Guenther <rguenther@suse.de>
22742 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22743 shifts of floating point vectors if the shift amount is
22744 a constant multiple of the element size.
22746 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22747 Michael Matz <matz@suse.de>
22749 PR middle-end/39927
22751 * tree-outof-ssa.c (emit_partition_copy): New function.
22752 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22753 insert_part_to_rtx_on_edge): Perform the partition base var
22754 copy using emit_partition_copy.
22755 (insert_value_copy_on_edge): Convert constants to the right mode.
22756 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22757 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22759 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22761 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22762 scan backwards to try to find a constant to initialize it.
22764 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22765 insn before the loop_end instruction, don't look past labels.
22767 2009-04-29 Richard Guenther <rguenther@suse.de>
22769 PR middle-end/39937
22770 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22771 loose type conversions.
22772 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22773 stmts only if there are no uses of its definition.
22775 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22777 * config/bfin/bfin.h (splitting_loops): Declare.
22778 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22779 Reorder bit definitions to be ascending.
22780 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22781 * config/bfin/bfin.c (splitting_loops): New variable.
22782 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22783 (struct loop_info): Remove members INIT and LOOP_INIT.
22784 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22785 the LSETUP sequence. Allow LC to be loaded from any register, but
22786 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22787 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22789 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22790 of reload_completed.
22793 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22795 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22797 * Makefile.in (PLUGIN_VERSION_H): New.
22798 (OBJS-common): Remove plugin-version.o.
22799 (plugin.o): Depend on (PLUGIN_VERSION_H).
22800 (plugin-version.o): Remove.
22801 * configure: Regenerate
22802 * configure.ac: Create plugin-version.h.
22803 * gcc-plugin.h (plugin_gcc_version): Remove.
22804 (plugin_default_version_check): Change signature.
22805 * plugin-version.c: Remove.
22806 * plugin.c: Include plugin-version.h.
22807 (str_plugin_gcc_version_name): Remove.
22808 (try_init_one_plugin): Pass gcc version to plugin_init.
22809 (plugin_default_version_check): Both gcc and plugin versions are now
22812 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22814 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22815 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22816 Remove special case testing for last insn of inner loops. Don't fail
22817 if the loop ends with a jump, emit an extra nop instead.
22819 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22820 DREGS rather than comparing directly. Remove code that tries to
22821 account for latencies.
22823 2009-04-29 Richard Guenther <rguenther@suse.de>
22825 PR tree-optimization/39941
22826 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22827 eliminating an indirect call.
22829 2009-04-29 Richard Guenther <rguenther@suse.de>
22831 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22832 parameter. Allow invariants as base if !require_lvalue.
22833 (verify_gimple_assign_single): Adjust.
22835 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22837 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22838 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22839 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22840 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22841 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22843 * config/bfin/bfin.c (bfin_expand_builtin,
22844 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22846 2009-04-28 Richard Guenther <rguenther@suse.de>
22848 * tree-vect-loop.c (get_initial_def_for_induction): Use
22849 correct types for pointer increment.
22851 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22853 * toplev.c (print_version): Update GMP version string calculation.
22855 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22857 PR rtl-optimization/39938
22858 * resource.c (init_resource_info): Add call to df_analyze.
22860 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22862 * config/alpha/alpha.md (usegp): Cast the result of
22863 alpha_find_lo_sum_using_gp to enum attr_usegp.
22864 * config/alpha/alpha.c (override_options): Remove end-of-structure
22865 marker element from cpu_table. Use array size of cpu_table to handle
22866 -mcpu and -mtune options.
22867 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22869 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22871 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22872 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22873 tune_32 and tune_64.
22874 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22875 support on PowerPC.
22876 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22877 * config/rs6000/option-defaults.h: ... here. New file.
22878 (OPT_64, OPT_32): Define.
22879 (MASK_64BIT): Define to 0 if not already defined.
22880 (OPT_ARCH64, OPT_ARCH32): Define.
22881 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22884 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22886 * config/arm/arm.c (arm_override_options): Emit error on using
22889 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22891 PR rtl-optimization/39914
22892 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22893 registers for allocnos created from user-defined variables only
22894 when not optimizing.
22896 2009-04-28 Richard Guenther <rguenther@suse.de>
22898 PR middle-end/39937
22899 * fold-const.c (fold_binary): Use distribute_real_division only
22902 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22904 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22905 add hpux-stdint.h to tm_file.
22906 (hppa[12]*-*-hpux11*): Ditto.
22907 (ia64*-*-hpux*): Ditto.
22908 * config/hpux-stdint.h: New.
22909 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22910 __STDC_EXT__ for all compiles.
22911 * config/pa/pa-hpux.h: Ditto.
22912 * config/pa/pa-hpux10.h: Ditto.
22913 * config/pa/pa-hpux11.h: Ditto.
22915 2009-04-28 Catherine Moore <clm@codesourcery.com>
22917 * debug.h (set_name): Add comment.
22919 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22922 * config/darwin.c (machopic_gen_offset): Check
22923 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22924 * config/arm/arm.c (require_pic_register): Likewise.
22926 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22928 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22929 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22930 m32c_promote_prototypes): Delete.
22932 2009-04-28 Michael Matz <matz@suse.de>
22934 PR middle-end/39922
22935 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22938 2009-04-28 Richard Guenther <rguenther@suse.de>
22940 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22942 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22944 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22945 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22946 * config/arm/arm-tune.md: Regenerate.
22948 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22950 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22951 block if there are complex incoming edges.
22952 (sel_merge_blocks): Remove useless assert.
22953 (sel_redirect_edge_and_branch): Check that edge was redirected.
22954 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22955 (sel_find_rgns): Delete declaration.
22956 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22957 the region when it is not a preheader.
22959 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22962 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22964 2009-04-28 Richard Guenther <rguenther@suse.de>
22966 * tree.h (SSA_NAME_VALUE): Remove.
22967 (struct tree_ssa_name): Remove value_handle member.
22968 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22969 array for jump threading.
22970 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22972 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22973 * tree-flow.h (threadedge_initialize_values): Declare.
22974 (threadedge_finalize_values): Likewise.
22975 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22976 (SSA_NAME_VALUE): Define.
22977 (threadedge_initialize_values): New function.
22978 (threadedge_finalize_values): Likewise.
22979 * tree-ssa-dom.c (ssa_name_values): New global variable.
22980 (SSA_NAME_VALUE): Define.
22981 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22983 2009-04-28 Ira Rosen <irar@il.ibm.com>
22985 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22986 Use REPORT_VECTORIZED_LOCATIONS instead
22987 REPORT_VECTORIZED_LOOPS.
22988 * tree-vectorizer.c (vect_verbosity_level): Make static.
22989 (vect_loop_location): Rename to vect_location.
22990 (vect_set_verbosity_level): Update comment.
22991 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22993 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22994 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22995 instead REPORT_UNVECTORIZED_LOOPS.
22996 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22997 and vect_loop_def to vect_external_def and vect_internal_def.
22998 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22999 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
23000 REPORT_UNVECTORIZED_LOCATIONS.
23001 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
23002 and vect_used_in_loop and to vect_unused_in_scope and
23003 vect_used_in_scope.
23004 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
23005 (vect_verbosity_level): Remove declaration.
23006 (vect_analyze_operations): Likewise.
23007 (vect_analyze_stmt): Declare.
23008 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
23009 REPORT_UNVECTORIZED_LOCATIONS.
23010 (vect_get_loop_niters): Fix indentation.
23011 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
23012 (vect_analyze_loop_operations): New function.
23013 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
23014 vect_analyze_operations.
23015 (vect_is_simple_reduction): Use new names.
23016 (vectorizable_live_operation, vect_transform_loop): Likewise.
23017 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
23018 to specify whether the data references can be a part of interleaving
23020 (vect_analyze_data_ref_dependence): Use new names.
23021 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
23022 (vect_create_addr_base_for_vector_ref): Remove redundant code.
23023 * tree-vect-patterns.c (widened_name_p): Use new names.
23024 (vect_recog_dot_prod_pattern): Likewise.
23025 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
23026 (process_use, vect_mark_stmts_to_be_vectorized,
23027 vect_model_simple_cost, vect_model_store_cost,
23028 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
23029 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
23030 vectorizable_operation, vectorizable_type_demotion,
23031 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
23032 vectorizable_condition): Likewise.
23033 (vect_analyze_operations): Split into vect_analyze_loop_operations
23035 (vect_analyze_stmt): ... new function.
23036 (new_stmt_vec_info): Use new names.
23037 (vect_is_simple_use): Use new names and fix comment.
23038 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
23039 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
23041 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23044 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
23045 and integer modes for x87 operands. Do not ICE for unsupported size,
23046 generate error instead. Generate error for unsupported operand types.
23047 ['z']: Do not handle HImode memory operands specially. Warning
23048 for floating-point operands. Fallthru to 'Z' for unsupported operand
23049 types. Do not ICE for unsupported size, generate error instead.
23050 (output_387_binary_op): Use %Z to output operands.
23051 (output_fp_compare): Ditto.
23052 (output_387_reg_move): Ditto.
23054 2009-04-28 Ben Elliston <bje@au.ibm.com>
23059 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23061 * builtins.c (c_strlen): Do not warn here.
23062 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23063 * c-common.c (pointer_int_sum): Take an explicit location.
23064 Warn about offsets out of bounds.
23065 * c-common.h (pointer_int_sum): Adjust declaration.
23067 2009-04-27 Ian Lance Taylor <iant@google.com>
23069 * collect2.c (is_ctor_dtor): Change type of ret field in struct
23071 * dce.c (run_fast_df_dce): Change type of old_flags to int.
23072 * df-core.c (df_set_flags): Change return type to int. Change
23073 type of old_flags to int.
23074 (df_clear_flags): Likewise.
23075 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
23076 (df_get_conditional_uses): Likewise.
23077 * df.h (df_set_flags, df_clear_flags): Update declarations.
23078 * dwarf2out.c (struct indirect_string_node): Change type of form
23079 field to enum dwarf_form.
23080 (AT_string_form): Change return type to enum dwarf_form.
23081 * fixed-value.c (fixed_compare): Add cast to enum type.
23082 * fwprop.c (update_df): Change 0 to VOIDmode.
23083 * gensupport.c: Change 0 to UNKNOWN.
23084 * gimple.h (gimple_cond_code): Add cast to enum type.
23085 * haifa-sched.c (reemit_notes): Add cast to enum type.
23086 * hooks.c (hook_int_void_no_regs): Remove function.
23087 * hooks.h (hook_int_void_no_regs): Remove declaration.
23088 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23089 * predict.c (combine_predictions_for_insn): Add casts to enum type.
23090 * real.c (real_arithmetic): Add cast to enum type.
23091 (real_compare): Likewise.
23092 * target.h (struct gcc_target): Change return type of
23093 branch_target_register_class to enum reg_class.
23094 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
23095 default_branch_target_register_class.
23096 * targhooks.c (default_branch_target_register_class): New function.
23097 * targhooks.h (default_branch_target_register_class): Declare.
23098 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
23099 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
23101 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
23103 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
23104 vect_uninitialized_def. Change 0 to ERROR_MARK.
23105 * tree-vect-stmts.c (supportable_widening_operation): Don't
23106 initialize icode1 and icode2.
23107 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
23108 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
23110 (cmn_err_flag_specs): Change 0 to STD_C89.
23111 (cmn_err_char_table): Likewise.
23112 * config/arm/arm.c (get_arm_condition_code): Change type of code
23113 to enum arm_cond_code.
23114 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
23115 (IWMMXT_BUILTIN2): Likewise.
23116 (neon_builtin_type_bits): Don't define typedef.
23117 (neon_builtin_datum): Change type of bits field to int.
23118 (arm_expand_neon_args): Add cast to enum type.
23119 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
23121 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
23122 casts to enum type.
23123 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
23125 * config/mips/mips.md (jal_macro): Return enum constant.
23126 (single_insn): Likewise.
23127 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
23129 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23130 casts to enum type.
23131 * config/s390/s390.c (s390_tune_flags): Change type to int.
23132 (s390_arch_flags): Likewise.
23133 (s390_handle_arch_option): Change flags field of struct pta to int.
23134 * config/s390/s390.h (s390_tune_flags): Update declaration.
23135 (s390_arch_flags): Likewise.
23136 * config/sh/sh.c (prepare_move_operands): Compare
23137 tls_symbolic_operand result with enum constant.
23138 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
23139 (sh_expand_prologue): Add cast to enum type.
23140 (sh_expand_epilogue): Likewise.
23141 (tls_symbolic_operand): Change return type to enum tls_model.
23142 (fpscr_set_from_mem): Add cast to enum type.
23143 (legitimize_pic_address): Compare tls_symbolic_operand result with
23145 (sh_target_reg_class): Change return type to enum reg_class.
23146 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
23148 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
23149 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
23150 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
23151 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
23152 (delayed_branch, tls_call_delay): Likewise.
23153 (eligible_for_sibcall_delay): Likewise.
23154 (eligible_for_return_delay): Likewise.
23155 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
23156 (spu_expand_builtin_1): Likewise.
23158 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
23159 for all types of conversions.
23160 (output_init_element): Issue -Wc++-compat warning if needed when
23161 initializing a bitfield with enum type.
23162 * c-parser.c (c_parser_expression): Set original_type to
23163 original_type of right hand operand of comma operator.
23165 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23167 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
23169 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
23170 * doc/cpp.texi (Standard Predefined Macros)
23171 (Implementation-defined behavior): Likewise.
23172 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
23173 * doc/gimple.texi (GIMPLE Exception Handling)
23174 (@code{GIMPLE_ASSIGN}): Likewise.
23175 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
23176 * doc/invoke.texi (Warning Options, Optimize Options)
23177 (AVR Options, Darwin Options): Likewise.
23178 (Optimize Options): Reformulate -fwhole-program description.
23179 * doc/loop.texi (Lambda): Likewise.
23180 * doc/md.texi (Output Template, Define Constraints)
23181 (Standard Names, Insn Splitting): Likewise.
23182 * doc/options.texi (Option properties): Likewise.
23183 * doc/passes.texi (Tree-SSA passes): Likewise.
23184 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
23185 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
23186 (File Names and DBX): Likewise.
23187 * doc/trouble.texi (Incompatibilities): Likewise.
23189 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23191 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
23192 instruction is correct.
23194 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23196 Allow non-constant arguments to conversion intrinsics.
23197 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
23198 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
23199 * spu.c (print_operand): Handle 'v' and 'w'.
23200 (exp2_immediate_p, spu_gen_exp2): Define.
23201 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
23202 spu_convtf_1): Update parameter descriptions.
23203 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
23204 * constraints.md ('v', 'w'): New.
23205 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
23207 (i2f, I2F): New define_mode_attr.
23208 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
23209 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
23210 fixuns_truncv4sfv4si2): Update to use mode attribute.
23211 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
23212 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
23213 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
23214 patterns for combine.
23216 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
23218 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
23219 (cprop, hoist, pre, store_motion): New debug counters.
23220 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
23221 is not an RTL pass anymore.
23222 (pass_profiling): Remove extern decl for pass removed in 2005.
23223 (pass_gcse, pass_jump_bypass): Remove.
23224 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
23225 to 0 for clean state.
23226 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
23227 * cse.c (gate_handle_cse_after_global_opts,
23228 rest_of_handle_cse_after_global_opts): New functions.
23229 (pass_cse_after_global_opts): New pass, does local CSE.
23230 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
23231 (TV_CPROP): New timevar.
23232 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
23233 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
23234 (gcse_main, recompute_all_luids): Remove.
23235 (compute_hash_table_work): Call max_reg_num instead of reading
23237 (cprop_jump): Don't set run_jump_opt_after_gcse.
23238 (constprop_register): Always allow to alter jumps.
23239 (cprop_insn): Likewise.
23240 (do_local_cprop): Likewise.
23241 (local_cprop_pass): Likewise. Return non-zero if something changed.
23242 (cprop): Remove function, fold interesting bits into one_cprop_pass.
23243 (find_implicit_sets): Add note about missed optimization opportunity.
23244 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
23245 pass_rtl_cprop execute function.
23246 Don't bother tracking the pass number, each pass gets its own dumpfile
23248 Always allow to alter jumpsand bypass jumps.
23249 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
23250 will just find no suitable set.
23251 (pre_edge_insert): Fix dumping, this function is for PRE only.
23252 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
23253 pass_rtl_pre execute function.
23254 (hoist_code): Return non-zero if something changed. Keep track of
23255 substitutions and insertions for statistics gathering similar to PRE.
23256 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
23257 called from the pass_rtl_hoist execute function. Show pass statistics.
23258 (compute_store_table): Use max_reg_num directly instead of using the
23259 formerly global max_gcse_regno.
23260 (build_store_vectors): Likewise.
23261 (replace_store_insn): Fix dumping.
23262 (store_motion): Rename to ...
23263 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
23264 pass, called from the pass_rtl_store_motion execute function. Keep
23265 track of substitutions and insertions for statistics gathering similar
23267 (bypass_jumps): Remove, fold interesting bits into ...
23268 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
23269 from the pass_rtl_cprop execute function.
23270 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
23271 pass_jump_bypass): Remove.
23272 (gate_handle_gcse, rest_of_handle_gcse): Remove.
23273 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
23274 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
23275 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
23276 (gate_rtl_store_motion, execute_rtl_store_motion,
23277 pass_rtl_store_motion): New.
23278 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
23279 make it clear that -fcse-skip-blocks is a no-op for backward compat.
23280 * passes.c (init_optimization_passes): Remove pass_gcse and
23281 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
23282 and cse_after_global_opts in place of pass_gcse. Schedule cprop
23283 instead of pass_jump_bypass.
23285 2009-04-27 Richard Guenther <rguenther@suse.de>
23287 PR middle-end/39928
23288 * gimplify.c (gimplify_expr): If we are required to create
23289 a temporary make sure it ends up as register.
23291 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
23294 * config/i386/i386.c (construct_container): Don't call
23295 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
23296 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
23298 2009-04-27 Michael Matz <matz@suse.de>
23300 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
23301 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
23302 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
23303 (dump_replaceable_exprs): Take a bitmap.
23304 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
23306 (expand_gimple_basic_block): Likewise.
23307 * tree-ssa-ter.c (struct temp_expr_table_d): Make
23308 replaceable_expressions member a bitmap.
23309 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
23310 (mark_replaceable): Likewise.
23311 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
23312 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
23314 2009-04-27 Richard Guenther <rguenther@suse.de>
23316 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
23317 (verify_stmts): Dispatch to gimple/type verification code.
23318 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
23319 issue with call argument types.
23321 2009-04-27 Michael Matz <matz@suse.de>
23323 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
23324 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
23327 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
23328 Eric Botcazou <ebotcazou@adacore.com>
23330 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
23331 a label's basic block.
23332 (mark_target_live_regs): Tidy and rework obsolete comments.
23333 Change back DF problem to LIVE. If a label starts a basic block,
23334 assume that all registers that used to be live then still are.
23335 (init_resource_info): If a label starts a basic block, set its
23336 BLOCK_FOR_INSN accordingly.
23337 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
23339 2009-04-27 Richard Guenther <rguenther@suse.de>
23341 * tree-flow-inline.h (function_ann): Remove.
23342 (get_function_ann): Likewise.
23343 * tree-dfa.c (create_function_ann): Remove.
23344 * tree-flow.h (struct static_var_ann_d): Remove.
23345 (struct function_ann_d): Likewise.
23346 (union tree_ann_d): Remove fdecl member.
23347 (function_ann_t): Remove.
23348 (function_ann, get_function_ann, create_function_ann): Remove
23351 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
23353 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
23355 2009-04-27 Jan Hubicka <jh@suse.cz>
23357 * ipa-pure-const.c (struct funct_state_d): New fields
23358 state_previously_known, looping_previously_known; remove
23359 state_set_in_source.
23360 (analyze_function): Use new fields.
23361 (propagate): Avoid assumption that state_set_in_source imply
23364 * tree-ssa-loop-niter.c (finite_loop_p): New function.
23365 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
23366 * cfgloop.h (finite_loop_p): Declare.
23368 2009-04-26 Michael Matz <matz@suse.de>
23370 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
23372 2009-04-26 Michael Matz <matz@suse.de>
23374 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
23375 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23376 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
23377 pass_mark_used_blocks): Remove.
23378 * tree-optimize.c (pass_free_datastructures,
23379 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
23380 * passes.c (init_optimization_passes): Don't call
23381 pass_mark_used_blocks, remove dead code.
23383 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
23385 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23386 * tree-ssa-live.h (register_ssa_partition): Likewise.
23388 2009-04-26 Michael Matz <matz@suse.de>
23391 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23392 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23393 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23395 (compare_pairs): Swap cost comparison.
23396 (coalesce_ssa_name): Don't use change_partition_var.
23397 * tree-nrv.c (struct nrv_data): Add modified member.
23398 (finalize_nrv_r): Set it.
23399 (tree_nrv): Use it to update statements.
23400 (pass_nrv): Require PROP_ssa.
23401 * tree-mudflap.c (mf_decl_cache_locals,
23402 mf_build_check_statement_for): Use make_rename_temp.
23403 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23404 * alias.c (find_base_decl): Handle SSA names.
23405 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23406 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23407 * rtl.h (set_reg_attrs_for_parm): Declare.
23408 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23409 to "optimized", remove unused locals at finish.
23410 (execute_free_datastructures): Make global, call
23411 delete_tree_cfg_annotations.
23412 (execute_free_cfg_annotations): Don't call
23413 delete_tree_cfg_annotations.
23415 * ssaexpand.h: New file.
23416 * expr.c (toplevel): Include ssaexpand.h.
23417 (expand_assignment): Handle SSA names the same as register variables.
23418 (expand_expr_real_1): Expand SSA names.
23419 * cfgexpand.c (toplevel): Include ssaexpand.h.
23420 (SA): New global variable.
23421 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23422 (SSAVAR): New macro.
23423 (set_rtl): New helper function.
23424 (add_stack_var): Deal with SSA names, use set_rtl.
23425 (expand_one_stack_var_at): Likewise.
23426 (expand_one_stack_var): Deal with SSA names.
23427 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23428 before unique numbers.
23429 (expand_stack_vars): Use set_rtl.
23430 (expand_one_var): Accept SSA names, add asserts for them, feed them
23431 to above subroutines.
23432 (expand_used_vars): Expand all partitions (without default defs),
23433 then only the local decls (ignoring those expanded already).
23434 (expand_gimple_cond): Remove edges when jumpif() expands an
23435 unconditional jump.
23436 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23437 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23439 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23440 members of SA; deal with PARM_DECL partitions here; expand
23441 all PHI nodes, free tree datastructures and SA. Commit instructions
23442 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23443 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23444 info and statements at start, collect garbage at finish.
23445 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23446 (VAR_ANN_PARTITION) Remove.
23447 (change_partition_var): Don't declare.
23448 (partition_to_var): Always return SSA names.
23449 (var_to_partition): Only accept SSA names.
23450 (register_ssa_partition): Only check argument.
23451 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23453 (delete_var_map): Don't free it.
23454 (var_union): Only accept SSA names, simplify.
23455 (partition_view_init): Mark only useful SSA names as used.
23456 (partition_view_fini): Only deal with SSA names.
23457 (change_partition_var): Remove.
23458 (dump_var_map): Use ssa_name instead of partition_to_var member.
23459 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23461 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23462 (struct _elim_graph): New member const_dests; nodes member vector of
23464 (set_location_for_edge): New static helper.
23465 (create_temp): Remove.
23466 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23467 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23468 (new_elim_graph): Allocate const_dests member.
23469 (clean_elim_graph): Truncate const_dests member.
23470 (delete_elim_graph): Free const_dests member.
23471 (elim_graph_size): Adapt to new type of nodes member.
23472 (elim_graph_add_node): Likewise.
23473 (eliminate_name): Likewise.
23474 (eliminate_build): Don't take basic block argument, deal only with
23475 partition numbers, not variables.
23476 (get_temp_reg): New static helper.
23477 (elim_create): Use it, deal with RTL temporaries instead of trees.
23478 (eliminate_phi): Adjust all calls to new signature.
23479 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23480 (rewrite_trees): Only do checking.
23481 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23482 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23483 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23484 contains_tree_r, MAX_STMTS_IN_LATCH,
23485 process_single_block_loop_latch, analyze_edges_for_bb,
23486 perform_edge_inserts): Remove.
23487 (expand_phi_nodes): New global function.
23488 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23489 functions, initialize new parameter, remember partitions having a
23491 (finish_out_of_ssa): New global function.
23492 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23493 don't reset in_ssa_p here, don't disable TER when mudflap.
23494 (pass_del_ssa): Remove.
23495 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23497 (execute_free_datastructures): Declare.
23498 * Makefile.in (SSAEXPAND_H): New variable.
23499 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23500 * basic-block.h (commit_one_edge_insertion): Declare.
23501 * passes.c (init_optimization_passes): Move pass_nrv and
23502 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23503 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23504 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23505 (redirect_branch_edge): Deal with super block when expanding, split
23506 out jump patching itself into ...
23507 (patch_jump_insn): ... here, new static helper.
23509 2009-04-26 Michael Matz <matz@suse.de>
23511 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23512 beyond num_ssa_names.
23513 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23514 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23516 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23518 PR inline-asm/39543
23519 * fwprop.c (forward_propagate_asm): New function.
23520 (forward_propagate_and_simplify): Propagate also into __asm, if it
23521 doesn't increase the number of referenced registers.
23524 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23526 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23528 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23529 note_nonlocal_vla_type for nonlocal VLAs.
23530 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23531 contains_remapped_vars, remap_vla_decls): New functions.
23532 (convert_nonlocal_reference_stmt): If not optimizing, call
23533 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23534 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23535 if it wasn't found in var_map.
23536 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23537 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23538 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23540 * gimplify.c (nonlocal_vlas): New variable.
23541 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23543 (gimplify_body): Create and destroy nonlocal_vlas.
23545 * dwarf2out.c (loc_descr_plus_const): New function.
23546 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23547 mem_loc_descriptor, loc_descriptor_from_tree_1,
23548 descr_info_loc, gen_variable_die): Use it.
23550 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23551 !TREE_STATIC VAR_DECLs.
23552 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23553 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23554 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23555 DECL_BY_REFERENCE is valid.
23556 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23557 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23558 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23559 Copy DECL_BY_REFERENCE.
23560 (struct nesting_copy_body_data): New type.
23561 (nesting_copy_decl): New function.
23562 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23563 if they have variable length.
23565 2009-04-26 Michael Matz <matz@suse.de>
23567 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23568 mark new temporaries for renaming.
23570 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23573 * c-decl.c (global_bindings_p): Return negative value.
23574 (c_variable_size): New. Based on variable_size from
23576 (grokdeclarator): Call c_variable_size not variable_size.
23578 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23580 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23582 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23584 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23585 Redefine it to just use mingw/include.
23586 (ASM_SPEC): Rules for -m32 and -m64.
23587 (LINK_SPEC): Use Likewise.
23588 (SPEC_32): New define.
23589 (SPEC_64): Likewise.
23590 (SUB_LINK_SPEC): Likewise.
23591 (MULTILIB_DEFAULTS): New define.
23592 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23593 Add multilib options.
23594 (MULTILIB_DIRNAMES): Likewise.
23595 (MULTILIB_OSDIRNAMES): Likewise.
23596 (LIBGCC): Likewise.
23597 (INSTALL_LIBGCC): Likewise.
23599 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23602 * c-tree.h (enum c_inline_static_type): New.
23603 (record_inline_static): Declare.
23604 * c-decl.c (struct c_inline_static, c_inline_statics,
23605 record_inline_static, check_inline_statics): New.
23606 (pop_file_scope): Call check_inline_statics.
23607 (start_decl): Call record_inline_static instead of pedwarning
23608 directly for static in inline function.
23609 * c-typeck.c (build_external_ref): Call record_inline_static
23610 instead of pedwarning directly for static referenced in inline
23613 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23615 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23616 not new but only being rescanned.
23617 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23618 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23619 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23620 record_set_info, compute_set, grealloc): Remove.
23621 (recompute_all_luids): New function.
23622 (gcse_main): Don't compute sets, and don't do related memory
23623 allocations/free-ing. If something changed before the end of the
23624 pass, update LUIDs using recompute_all_luids.
23625 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23626 (free_gcse_mem): Don't free it either.
23627 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23628 Use the df insn LUIDs.
23629 (load_killed_in_block): Likewise.
23630 (compute_hash_table_work): Don't compute reg_set_in_block.
23631 (compute_transp): Use DF_REG_DEF_CHAINs.
23632 (local_cprop_pass): Don't use compute_sets and related functions.
23633 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23634 Use get_max_uid() instead of max_cuid.
23635 (insert_insn_end_basic_block, pre_insert_copy_insn,
23636 update_ld_motion_stores): Don't try to
23637 keep reg_set tables up to date.
23638 (pre_insert_copies): Use df insn LUIDs.
23639 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23640 (reg_set_info): Don't use extra bitmap argument.
23641 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23642 information to compute regs_set_in_block.
23643 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23644 (bypass_jumps): Don't use compute_sets and friends.
23646 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23649 * opts.c (undocumented_msg): Do not leave blank even with
23652 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23654 * c-decl.c (build_enumerator): Allow values folding to integer
23655 constants but not integer constant expressions with a pedwarn if
23658 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23661 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23662 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23663 type is an integer constant.
23665 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23668 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23671 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23674 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23675 with variably modified return type and no storage class
23676 specifiers, except for the case of nested functions. Distinguish
23677 extern declarations of functions with variably modified return
23678 types from those of objects with variably modified types.
23680 2009-04-25 Jan Hubicka <jh@suse.cz>
23682 * tree.c (list_equal_p): New function.
23683 * tree.h (list_equal_p): Declare.
23684 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23685 basic_block_def, basic_block, const_basic_block): New.
23686 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23687 (redirect_eh_edge): New function.
23688 (make_eh_edge_update_phi): EH edges are not abnormal.
23689 * except.c: Include tree-flow.h.
23690 (list_match): New function.
23691 (eh_region_replaceable_by_p): New function.
23692 (replace_region): New function.
23693 (hash_type_list): New function.
23694 (hash_eh_region): New function.
23695 (eh_regions_equal_p): New function.
23696 (merge_peers): New function.
23697 (remove_unreachable_regions): Verify EH tree when checking;
23699 (copy_eh_region_1): New function.
23700 (copy_eh_region): New function.
23701 (push_reachable_handler): New function.
23702 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23703 regions without label but with live RESX.
23704 * except.h (redirect_eh_edge_to_label): New.
23705 * tree-flow.h (redirect_eh_edge): New.
23706 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23707 basic_block_def, basic_block, const_basic_block): Remove.
23708 * Makefile.in (except.o): Add dependency on tree-flow.h
23709 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23710 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23713 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23716 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23717 on the destination of memcpy.
23719 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23721 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23722 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23723 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23725 2009-04-25 Jan Hubicka <jh@suse.cz>
23727 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23728 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23729 to be reached by different label than left.
23730 (update_eh_edges): Update comment; remove edge_to_remove if possible
23731 and return true if suceeded.
23732 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23733 (cleanup_eh): Compute sharing map.
23734 * except.c (remove_eh_handler_and_replace): Add argument if we should
23736 (remove_unreachable_regions): Update for label sharing.
23737 (label_to_region_map): Likewise.
23738 (get_next_region_sharing_label): New function.
23739 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23741 (remove_eh_handler): Update.
23742 (remove_eh_region_and_replace_by_outer_of): New function.
23743 * except.h (struct eh_region): Add next_region_sharing_label.
23744 (remove_eh_region_and_replace_by_outer_of,
23745 get_next_region_sharing_label): Declare.
23746 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23748 2009-04-25 Jan Hubicka <jh@suse.cz>
23750 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23751 insert code even if they are not critical.
23753 2009-04-25 Jan Hubicka <jh@suse.cz>
23755 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23756 (gimple_can_remove_branch_p): EH edges won't remove branch by
23758 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23759 updating of non-abnormal EH edges.
23760 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23761 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23762 (split_critical_edges): Split also edges where emitting code on them
23763 will lead to splitting later.
23765 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23766 H.J. Lu <hongjiu.lu@intel.com>
23769 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23770 the configured assembler supports fildq and fistpq mnemonics.
23771 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23772 * configure: Regenerated.
23773 * config.in: Ditto.
23775 * config/i386/i386.c (print_operand): Handle 'Z'.
23776 ['z']: Remove handling of special fild/fist suffixes.
23777 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23778 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23779 suffix of fild insn.
23780 (*floatsi<mode>2_vector_mixed): Ditto.
23781 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23782 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23783 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23784 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23785 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23787 2009-04-25 Ben Elliston <bje@au.ibm.com>
23789 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23790 the source of a set operation.
23792 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23794 * target.h (struct gcc_target): Add case_values_threshold field.
23795 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23796 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23797 * targhooks.c (default_case_values_threshold): New function.
23798 * targhooks.h (default_case_values_threshold): Declare function.
23799 * stmt.c (expand_case): Use case_values_threshold target hook.
23800 * expr.h (case_values_threshold): Remove declartation.
23801 * expr.c (case_values_threshold): Remove function.
23802 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23804 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23805 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23806 (avr_case_values_threshold): Declare as static.
23807 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23809 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23810 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23811 (mn10300_case_values_threshold): New function.
23813 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23815 * ira.c (setup_cover_and_important_classes): Add enum cast.
23817 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23819 * genpreds.c (write_enum_constraint_num): Output definition of
23820 CONSTRAINT_NUM_DEFINED_P macro.
23821 * ira.c (setup_cover_and_important_classes): Use
23822 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23824 2009-04-24 DJ Delorie <dj@redhat.com>
23826 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23827 __SH2A_SINGLE_ONLY__ also.
23829 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23831 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23832 (movdf_internal): Ditto.
23833 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23834 SFmode and DFmode constants.
23835 (ia64_print_operand): Add 'G' format for printing
23836 floating point constants.
23838 2009-04-24 Richard Guenther <rguenther@suse.de>
23840 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23841 from unsigned additions.
23843 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23845 * c-typeck.c (set_init_index): Allow array designators that are
23846 not integer constant expressions with a pedwarn if pedantic.
23848 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23850 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23851 zero if no overlap in nonzero bits between the operands.
23853 2009-04-24 Ian Lance Taylor <iant@google.com>
23855 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23856 (record_dead_and_set_regs): Likewise.
23857 * df.h (struct df_mw_hardreg): Change flags field to int.
23858 (struct df_base_ref): Likewise.
23859 (struct df): Change changeable_flags field to int.
23860 * df-scan.c (df_defs_record): Change clobber_flags to int.
23861 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23862 constants rather than #define macros.
23863 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23864 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23865 (enum dwarf_calling_convention): Likewise.
23866 (enum dwarf_line_number_x_ops): Likewise.
23867 (enum dwarf_call_frame_info): Likewise.
23868 (enum dwarf_source_language): Likewise.
23869 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23870 (add_calling_convention_attribute): Likewise.
23871 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23872 (combine_comparisons): Change compcode to int. Add cast to enum type.
23873 * genrecog.c (maybe_both_true_2): Change c to int.
23874 (write_switch): Likewise. Add cast to enum type.
23875 * gimplify.c (gimplify_omp_for): Handle return values from
23876 gimplify_expr using MIN rather than bitwise or.
23877 (gimplify_expr): Add cast to enum type.
23878 * ipa-prop.c (update_jump_functions_after_inlining): Change
23879 IPA_BOTTOM to IPA_JF_UNKNOWN.
23880 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23881 Add casts to enum type.
23882 (setup_cover_and_important_classes): Change cl to int. Add casts
23884 (setup_class_translate): Change cl and mode to int.
23885 (ira_init_once): Change mode to int.
23886 (free_register_move_costs): Likewise.
23887 (setup_prohibited_mode_move_regs): Add casts to enum type.
23888 * langhooks.c (add_builtin_function_common): Rework assertion that
23889 value fits bitfield.
23890 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23891 * omega.c (omega_do_elimination): Avoid math on enum types.
23892 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23893 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23894 int local to handle integral_argment value.
23895 * regmove.c (try_auto_increment): Change PUT_MODE to
23897 * reload.c (push_secondary_reload): Add casts to enum type.
23898 (secondary_reload_class, find_valid_class): Likewise.
23899 * reload1.c (emit_input_reload_insns): Likewise.
23900 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23901 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23902 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23904 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23905 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23907 (expand_complex_libcall): Add casts to enum type.
23908 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23909 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23910 with ERROR_MARK, not NUM_TREE_CODES.
23911 (vect_create_epilog_for_reduction): Likewise.
23912 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23913 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23914 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23916 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23917 vect_unused_in_loop. Change 0 to loop_vect.
23918 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23919 * var-tracking.c (get_init_value): Change return type to enum
23921 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23922 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23924 (arm_override_options): Add casts to enum type.
23925 (arm_emit_tls_decoration): Likewise.
23926 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23928 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23929 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23930 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23932 * config/s390/s390.c (code_for_builtin_64): Change to array of
23934 (code_for_builtin_31): Likewise.
23935 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23937 * config/sparc/sparc.c (sparc_override_options): Change value
23938 field in struct code_model to enum cmodel. In initializer change
23939 0 to NULL and add cast to enum type.
23941 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23942 Change all callers. Issue a -Wc++-compat warning using
23943 lhs_origtype if necessary.
23944 (convert_for_assignment): Issue -Wc++-compat warnings about
23945 invalid conversions to enum type on assignment.
23946 * c-common.h (build_modify_expr): Update declaration.
23948 2009-04-24 Nick Clifton <nickc@redhat.com>
23950 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23951 (function_arg_advance): Likewise.
23952 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23955 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23957 * config/s390/constraints.md ('I', 'J'): Fix condition.
23959 2009-04-24 Diego Novillo <dnovillo@google.com>
23961 * gengtype-parse.c (parse_error): Add newline after message.
23963 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23965 * config/i386/sse.md (avxmodesuffixs): Removed.
23966 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23967 (*avx_pinsr<ssevecsize>): This.
23969 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23971 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23972 follow chains of regs with a single definition, and allow expressions
23973 that are function_invariant_p.
23974 (simple_rhs_p): Allow expressions that are function_invariant_p.
23976 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23978 PR middle-end/39867
23979 * fold-const.c (fold_cond_expr_with_comparison): When folding
23980 > and >= to MAX, make sure the MAX uses the same type as the
23981 comparison's operands.
23983 2009-04-24 Nick Clifton <nickc@redhat.com>
23985 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23986 addressing for DImode accesses.
23987 (frv_print_operand_address): Handle PLUS case.
23988 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23990 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23992 PR rtl-optimization/39794
23993 * alias.c (canon_true_dependence): Add x_addr argument.
23994 * rtl.h (canon_true_dependence): Adjust prototype.
23995 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23996 * cselib.c (cselib_invalidate_mem): Likewise.
23997 * gcse.c (compute_transp): Likewise.
23998 * dse.c (scan_reads_nospill): Likewise.
23999 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
24000 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
24001 canon_base_addr of the group, plus optional offset.
24002 (struct group_info): Rename canon_base_mem to
24004 (get_group_info): Set canon_base_addr to canon_rtx of base, not
24005 canon_rtx of base_mem.
24007 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
24009 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
24010 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
24012 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24014 * config/spu/spu-builtins.h: Delete file.
24016 * config/spu/spu.h (enum spu_builtin_type): Move here from
24018 (struct spu_builtin_description): Likewise. Add GTY marker.
24019 Do not use enum spu_function_code or enum insn_code.
24020 (spu_builtins): Add extern declaration.
24022 * config/spu/spu.c: Do not include "spu-builtins.h".
24023 (enum spu_function_code, enum spu_builtin_type_index,
24024 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
24025 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
24026 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
24027 unsigned_V2DI_type_node): Move here from spu-builtins.h.
24028 (spu_builtin_types): Make static. Add GTY marker.
24029 (spu_builtins): Add extern declaration with GTY marker.
24030 Include "gt-spu.h".
24032 * config/spu/spu-c.c: Do not include "spu-builtins.h".
24033 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
24034 Check programmatically whether all parameters are scalar.
24036 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
24038 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
24040 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
24041 assignment from the constructor either if the target is volatile.
24043 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
24045 * config/arm/arm.md (insv): Do not share operands[0].
24047 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
24049 * config/vxlib-tls.c (active_tls_threads): Delete.
24050 (delete_hook_installed): New.
24051 (tls_delete_hook): Don't delete the delete hook.
24052 (tls_destructor): Delete it here.
24053 (__gthread_set_specific): Adjust installing the delete hook.
24054 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
24055 __gthread_leave_tsd_dtor_context.
24057 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
24059 * c-format.c (gcc_tdiag_char_table): Add support for %E.
24061 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
24063 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
24065 (alpha_rtx_costs): Ditto.
24066 (emit_unlikely_jump): Use add_reg_note.
24067 (emit_frame_store_1): Ditto.
24068 (alpha_expand_prologue): Ditto.
24069 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24070 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
24072 2009-04-23 Nick Clifton <nickc@redhat.com>
24074 * config/v850/v850.md (epilogue): Remove suppressed code.
24075 (return): Rename to return_simple and remove test of frame size.
24076 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
24077 to gen_return_simple.
24079 2009-04-22 Jing Yu <jingyu@google.com>
24082 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
24084 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
24087 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
24088 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
24089 value is a VECTOR_CST, the element type is the element type of the
24092 2009-04-22 DJ Delorie <dj@redhat.com>
24094 * config/m32c/m32c.h: Update GTY annotations to new syntax.
24096 2009-04-22 Jakub Jelinek <jakub@redhat.com>
24098 * alias.c (find_base_term): Move around LO_SUM case, so that
24099 CONST falls through into PLUS/MINUS handling.
24102 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
24103 into 0, use omit_one_operand.
24105 2009-04-23 Ben Elliston <bje@au.ibm.com>
24107 * config/rs6000/linux-unwind.h (get_regs): Remove type
24108 puns. Change the type of `pc' to an array of unsigned ints and
24109 update all users. Constify frame24.
24111 2009-04-22 DJ Delorie <dj@redhat.com>
24113 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
24114 declarations before code.
24115 (current_function_special_page_vector): Likewise.
24116 (m32c_expand_insv): Silence a warning.
24118 2009-04-21 Taras Glek <tglek@mozilla.com>
24120 * alias.c: Update GTY annotations to new syntax.
24121 * basic-block.h: Likewise.
24122 * bitmap.h: Likewise.
24123 * c-common.h: Likewise.
24124 * c-decl.c: Likewise.
24125 * c-parser.c: Likewise.
24126 * c-pragma.c: Likewise.
24127 * c-tree.h: Likewise.
24128 * cfgloop.h: Likewise.
24129 * cgraph.h: Likewise.
24130 * config/alpha/alpha.c: Likewise.
24131 * config/arm/arm.h: Likewise.
24132 * config/avr/avr.h: Likewise.
24133 * config/bfin/bfin.c: Likewise.
24134 * config/cris/cris.c: Likewise.
24135 * config/darwin.c: Likewise.
24136 * config/frv/frv.c: Likewise.
24137 * config/i386/i386.c: Likewise.
24138 * config/i386/i386.h: Likewise.
24139 * config/i386/winnt.c: Likewise.
24140 * config/ia64/ia64.h: Likewise.
24141 * config/iq2000/iq2000.c: Likewise.
24142 * config/mips/mips.c: Likewise.
24143 * config/mmix/mmix.h: Likewise.
24144 * config/pa/pa.c: Likewise.
24145 * config/pa/pa.h: Likewise.
24146 * config/rs6000/rs6000.c: Likewise.
24147 * config/s390/s390.c: Likewise.
24148 * config/sparc/sparc.c: Likewise.
24149 * config/xtensa/xtensa.c: Likewise.
24150 * cselib.h: Likewise.
24151 * dbxout.c: Likewise.
24152 * dwarf2out.c: Likewise.
24153 * except.c: Likewise.
24154 * except.h: Likewise.
24155 * fixed-value.h: Likewise.
24156 * function.c: Likewise.
24157 * function.h: Likewise.
24158 * gimple.h: Likewise.
24159 * integrate.c: Likewise.
24160 * optabs.c: Likewise.
24161 * output.h: Likewise.
24162 * real.h: Likewise.
24164 * stringpool.c: Likewise.
24165 * tree-data-ref.c: Likewise.
24166 * tree-flow.h: Likewise.
24167 * tree-scalar-evolution.c: Likewise.
24168 * tree-ssa-address.c: Likewise.
24169 * tree-ssa-alias.h: Likewise.
24170 * tree-ssa-operands.h: Likewise.
24171 * tree.c: Likewise.
24172 * tree.h: Likewise.
24173 * varasm.c: Likewise.
24174 * varray.h: Likewise.
24176 * coretypes.h: Do not define GTY macro if it is already defined.
24177 * doc/gty.texi: Update GTY documentation to new syntax.
24178 * gengtype-lex.l: Enforce attribute-like syntax for GTY
24179 annotations on structs.
24180 * gengtype-parse.c: Likewise.
24182 2009-04-22 Mark Heffernan <meheff@google.com>
24184 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
24186 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24188 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
24191 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24193 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
24194 the same as a PLUS without a shift. Increase the cost of a
24197 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24199 * Makefile.in: Update dependencies.
24200 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
24201 * errors.h: Remove bogus comment about compatibility.
24202 (warning): Update declaration.
24203 * genautomata.c: Update all calls to warning.
24204 * gimple.c: Do not include errors.h. Include toplev.h.
24205 * tree-ssa-structalias.c: Do not include errors.h.
24206 * omega.c: Likewise.
24207 * tree-ssa-reassoc.c: Likewise.
24208 * config/spu/spu-c.c: Likewise.
24209 * config/spu/t-spu-elf: Update dependencies.
24211 2009-04-22 Richard Guenther <rguenther@suse.de>
24213 PR tree-optimization/39824
24214 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
24215 make sure the types are compatible.
24217 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24220 * c-common.c (c_parse_error): Take a token_flags parameter.
24221 Use token_type for the token type instead.
24222 Pass token_flags to cpp_type2name.
24223 * c-common.h (c_parse_error): Update declaration.
24224 * c-parser.c (c_parser_error): Pass 0 as token flags.
24226 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
24228 PR rtl-optimization/39580
24229 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
24231 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24233 * function.c (expand_function_end): Do not emit a jump to the "naked"
24234 return label for fall-through returns.
24235 * except.c (sjlj_emit_function_exit): Always place the call to the
24236 unregister function at the location installed by expand_function_end.
24238 2009-04-22 Richard Guenther <rguenther@suse.de>
24240 PR tree-optimization/39845
24241 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
24242 (gen_inbound_check): Likewise.
24244 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
24246 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
24248 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
24249 * config/vxlib.c (__gthread_once): Add race guard for PPC.
24251 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24253 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
24254 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
24255 shift counts to avoid out-of-bounds array accesses.
24257 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24259 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
24260 (Pmode): Move above.
24262 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
24264 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
24265 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
24266 GET_CODE macro. Use IN_RANGE macro where appropriate.
24267 * config/alpha/alpha.h: Ditto.
24268 * config/alpha/alpha.md: Ditto.
24269 * config/alpha/constraints.md: Ditto.
24270 * config/alpha/predicates.md: Ditto.
24272 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24274 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
24275 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24276 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24277 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24278 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24279 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24280 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24281 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24282 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24283 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24284 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24285 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24286 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24287 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24288 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24289 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24290 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24291 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24292 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24293 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24294 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24295 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24296 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24297 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24298 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24299 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24300 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24302 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
24304 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
24305 references from comments.
24306 * cfgbuild.c (count_basic_blocks): Delete.
24307 (find_basic_blocks_1): Delete.
24308 (find_basic_blocks): Delete.
24309 * except.c (finish_eh_generation): Make static. Move comment from
24310 except.h here. Remove find_basic_blocks references from comments.
24311 * except.h (finish_eh_generation): Delete.
24312 * basic-block.h (find_basic_blocks): Delete.
24313 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
24315 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
24317 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
24318 (sdbout_parms): Likewise.
24320 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
24322 * config/sh/sh.c (prepare_cbranch_operands): Use
24323 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
24324 (expand_cbranchdi4): Likewise.
24325 (from_compare): Add cast to enum type.
24326 (expand_cbranchsi4): Use add_reg_note.
24327 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
24328 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
24329 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
24330 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24331 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
24332 instead of CODE_FOR_nothing.
24333 (cbranchdi4): Likewise. Fix the order of arguments for
24335 (push_fpscr): Use add_reg_note.
24336 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
24337 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
24339 2009-04-21 Joseph Myers <joseph@codesourcery.com>
24341 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
24342 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24343 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24344 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
24345 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
24346 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
24347 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
24348 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
24349 config/alpha/x-vms, config/arc/t-arc,
24350 config/arm/README-interworking, config/arm/arm-c.c,
24351 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
24352 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
24353 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
24354 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
24355 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
24356 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
24357 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
24358 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
24359 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
24360 config/cris/t-elfmulti, config/crx/t-crx,
24361 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
24362 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
24363 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
24364 config/h8300/t-h8300, config/i386/athlon.md,
24365 config/i386/darwin-libgcc.10.4.ver,
24366 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
24367 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
24368 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
24369 config/i386/t-linux64, config/i386/t-nwld,
24370 config/i386/t-rtems-i386, config/i386/t-sol2-10,
24371 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
24372 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
24373 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
24374 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
24375 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
24376 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
24377 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
24378 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
24379 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
24380 config/m68k/t-uclinux, config/mcore/t-mcore,
24381 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
24382 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
24383 config/mips/crtn.asm, config/mips/irix-crti.asm,
24384 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
24385 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24386 config/mips/mips-fixed.md, config/mips/sb1.md,
24387 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24388 config/mips/t-iris6, config/mips/t-isa3264,
24389 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24390 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24391 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24392 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24393 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24394 config/mn10300/t-linux, config/mn10300/t-mn10300,
24395 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24396 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24397 config/picochip/libgccExtras/clzsi2.asm,
24398 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24399 config/rs6000/darwin-libgcc.10.4.ver,
24400 config/rs6000/darwin-libgcc.10.5.ver,
24401 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24402 config/rs6000/t-aix43, config/rs6000/t-aix52,
24403 config/rs6000/t-darwin, config/rs6000/t-fprules,
24404 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24405 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24406 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24407 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24408 config/rs6000/t-rtems, config/rs6000/t-spe,
24409 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24410 config/score/t-score-elf, config/sh/divcost-analysis,
24411 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24412 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24413 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24414 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24415 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24416 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24417 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24418 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24419 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24420 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24421 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24422 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24423 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24424 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24425 * config/h8300/genmova.sh: Include copyright and license notices
24426 in generated output.
24427 * config/h8300/mova.md: Regenerate.
24428 * doc/install.texi2html: Include word "Copyright" in copyright
24429 notice and use name "Free Software Foundation, Inc.".
24430 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24431 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24432 ChangeLog-2007, ChangeLog-2008: Correct dates.
24434 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24436 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24437 NE_EXPR operations as well.
24438 * c-parser.c (c_parser_condition): Do not set location information on
24440 (c_parser_conditional_expression): Likewise.
24441 (c_parser_binary_expression): Set location information on operators.
24442 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24443 TRUTH_NOT_EXPR has been folded.
24444 * fold-const.c (fold_truth_not_expr): Copy location information from
24445 the incoming expression to the outgoing one.
24446 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24447 recursive calls on the LHS of the operator but pass that of the
24448 operator to recursive calls on the RHS of the operator. Set it
24450 (shortcut_cond_expr): Set the locus of the operator on the second
24451 COND_EXPR and that of the expression on the first in degenerate cases.
24452 Pass the locus of the expression to calls to shortcut_cond_r.
24453 Set the locus of the 'then' block on the associated jump, if any.
24454 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24455 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24456 expression to call to gimplify_boolean_expr.
24458 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24460 * config.gcc: Add additional configuration for
24461 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24462 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24463 (CPP_SPEC): Redefine for allowing -municode option.
24464 (STARTFILE_SPEC): Likewise.
24465 * config/i386/t-mingw-w64: New.
24466 * config/i386/mingw-w64.opt: New.
24467 (municode): Add new target option.
24468 * doc/invoke.texi (municode): Add documentation for new option.
24470 2009-04-21 Ian Lance Taylor <iant@google.com>
24472 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24473 Correct test for number of arguments.
24474 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24476 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24478 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24479 argument of emit_library_call.
24481 2009-04-21 Richard Guenther <rguenther@suse.de>
24483 PR middle-end/39829
24484 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24485 inside VIEW_CONVERT_EXPRs.
24487 2009-04-21 Martin Jambor <mjambor@suse.cz>
24489 * tree-switch-conversion.c (build_constructors): Split a long line.
24490 (constructor_contains_same_values_p): New function.
24491 (build_one_array): Create assigns of constants if possible, do not
24492 call mark_sym_for_renaming, call update_stmt.
24493 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24494 make_rename_temp. Do not call mark_symbols_for_renaming, call
24496 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24497 find_new_referenced_vars, call update_stmt.
24498 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24499 instead of calling make_rename_temp. Do not call
24500 find_new_referenced_vars or mark_symbols_for_renaming, call
24503 2009-04-21 Richard Guenther <rguenther@suse.de>
24505 PR tree-optimization/39827
24506 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24507 (tree_ssa_phiprop): Pass the correct array size.
24509 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24511 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24513 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24516 * c-typeck.c (lvalue_p): Move declaration ...
24517 * c-common.h (lvalue_p): ... to here.
24518 * c-common.c (candidate_equal_p): New.
24519 (add_tlist): Use it.
24520 (merge_tlist): Use it.
24521 (warn_for_collisions_1): Likewise.
24522 (warning_candidate_p): Accept more candidates.
24523 (verify_tree): A warning candidate can be an expression. Use
24526 2009-04-21 Ben Elliston <bje@au.ibm.com>
24529 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24530 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24531 options. Remove -mcall-solaris documentation.
24533 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24536 * doc/invoke.texi (-Wlong-long): Update description.
24537 * c-lex (interpret_integer): Only warn if there was no previous
24538 overflow and -Wlong-long is enabled.
24539 * c-decl.c (declspecs_add_type): Drop redundant flags.
24540 * c.opt (Wlong-long): Init to -1.
24541 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24542 and front-end warn_long_long. Wlong-long only depends on other
24543 flags if it is uninitialized.
24544 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24545 the same for CPP and FE.
24546 (restore_extension_diagnostics): Likewise.
24548 2009-04-20 Ian Lance Taylor <iant@google.com>
24550 Fix enum conversions which are invalid in C++:
24551 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24552 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24553 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24554 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24555 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24556 (dbxout_parms): Likewise.
24557 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24558 (df_clear_flags): Likewise.
24559 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24560 top_flag parameter to int.
24561 (df_chain_create_bb_process_use): Likewise.
24562 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24564 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24565 (df_ref_create_structure, df_def_record_1): Likewise.
24566 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24567 (df_notes_rescan): Change 0 to VOIDmode in function call.
24568 (df_get_call_refs, df_insn_refs_collect): Likewise.
24569 (df_bb_regs_collect): Likewise.
24570 (df_entry_block_defs_collect): Likewise.
24571 (df_exit_block_uses_collect): Likewise.
24572 * df.h: Update declarations.
24573 * double-int.c (double_int_divmod): Add cast to enum type.
24574 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24575 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24576 (based_loc_descr): Likewise.
24577 (loc_descriptor_from_tree_1): Change first_op and second_op to
24578 enum dwarf_location_atom. Add cast to enum type.
24579 * expmed.c (init_expmed): Change 0 to SET in function call.
24580 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24581 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24582 (do_store_flag): Likewise.
24583 * fixed-value.h (struct fixed_value): Change mode to enum
24585 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24586 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24588 (insert_insn_decl, insert_decl, insert_state): Likewise.
24589 (automata_list_finish): Likewise.
24590 * genrecog.c (process_define_predicate): Add cast to enum type.
24591 * gensupport.c (init_predicate_table): Add cast to enum type.
24592 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24594 (gimple_build_call_1, gimple_build_label): Likewise.
24595 (gimple_build_goto, gimple_build_asm_1): Likewise.
24596 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24597 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24598 (enum fallback): Rename from enum fallback_t.
24599 (fallback_t): Typedef as int.
24600 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24601 GSI_SAME_STMT in function call.
24602 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24604 (setup_reg_class_relations): Likewise.
24605 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24606 (setup_prohibited_class_mode_regs): Add cast to enum type.
24607 (setup_prohibited_mode_move_regs): Likewise.
24608 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24609 (record_address_regs): Change i to enum reg_class.
24610 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24611 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24612 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24613 (GET_MODE_2XWIDER_MODE): Likewise.
24614 (GET_CLASS_NARROWEST_MODE): Likewise.
24615 * omp-low.c (expand_omp_for): Add cast to enum type.
24616 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24617 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24618 * postreload.c (reload_cse_simplify_operands): Change rclass local
24620 * predict.c (combine_predictions_for_insn): Change best_predictor
24621 and predictor to enum br_predictor.
24622 (combine_predictions_for_bb): Likewise.
24623 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24624 use SET_PREDICT_EXPR_OUTCOME.
24625 * real.c (real_arithmetic): Change icode to code in function call.
24626 * reginfo.c (init_move_cost): Add casts to enum type.
24627 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24628 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24630 * reload.c (find_valid_class): Add casts to enum type.
24631 (push_reload): Change 0 to NO_REGS in function call.
24632 (find_reloads): Change this_alternative to array of enum
24633 reg_class. Remove some now-unnecessary casts.
24634 (make_memloc): Change 0 to VOIDmode in function call.
24635 * reload1.c (reload): Change 0 to VOIDmode in function call.
24636 (eliminate_regs_1, elimination_effects): Likewise.
24637 (eliminate_regs_in_insn): Likewise.
24638 (emit_input_reload_insns): Add cast to enum type.
24639 (delete_output_reload): Change 0 to VOIDmode in function call.
24640 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24641 to enum type in function call.
24642 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24643 (SET_PREDICT_EXPR_OUTCOME): Define.
24644 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24645 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24646 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24647 (dump_function): Likewise.
24648 * tree-dump.h: Update declarations.
24649 * tree-pass.h: Update declarations.
24650 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24651 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24653 (arm_rtx_costs_1): Correct parenthesization.
24654 (arm_rtx_costs): Add casts to enum type.
24655 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24656 (vfp_emit_fstmd): Use add_rg_note.
24657 (emit_multi_reg_push, emit_sfm): Likewise.
24658 (thumb_set_frame_pointer): Likewise.
24659 (arm_expand_prologue): Likewise.
24660 (arm_regno_class): Change return type to enum reg_class.
24661 (thumb1_expand_prologue): Use add_reg_note.
24662 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24663 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24665 * config/arm/gentune.sh: Add cast to enum type.
24666 * config/arm/arm-tune.md: Rebuild.
24667 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24668 (ix86_split_fp_branch, predict_jump): Likewise.
24669 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24670 insn_code to enum rtx_code.
24671 (ix86_builtin_vectorized_function): Add cast to enum type.
24672 * config/i386/i386.md (truncdfsf2): Change slot to enum
24674 (truncxf<mode>2, isinf<mode>2): Likewise.
24675 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24677 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24678 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24679 (insert_bundle_state): Change 1 to INSERT in function call.
24680 (ia64_add_bundle_selector_before): Likewise.
24681 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24682 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24683 (restore_stack_nonlocal): Likewise.
24684 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24686 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24688 (mips_rtx_costs): Likewise.
24689 (mips_override_options): Add casts to enum type.
24690 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24692 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24693 (store_reg, set_reg_plus_d): Likewise.
24694 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24695 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24697 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24699 (emit_unlikely_jump): Use add_reg_note.
24700 (rs6000_emit_allocate_stack): Likewise.
24701 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24702 (output_toc): Change 1 to INSERT in function call.
24703 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24704 (rs6000_initialize_trampoline): Likewise.
24705 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24707 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24708 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24709 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24710 (save_gprs): Use add_reg_note.
24711 (s390_emit_prologue): Likewise.
24712 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24713 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24714 (sparc_fold_builtin): Add cast to enum type.
24715 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24717 (spu_expand_prologue): Use add_reg_note.
24718 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24720 2009-04-20 Ian Lance Taylor <iant@google.com>
24722 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24723 (c_parser_postfix_expression_after_primary): Get VEC for list of
24724 arguments. Get original types of arguments. Call
24725 build_function_call_vec.
24726 (cached_expr_list_1, cached_expr_list_2): New static variables.
24727 (c_parser_expr_list): Change return type to VEC *. Add
24728 p_orig_types parameter. Change all callers.
24729 (c_parser_release_expr): New static function.
24730 (c_parser_vec_to_tree_list): New static function.
24731 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24732 call build_function_call_vec.
24733 (build_function_call_vec): New function, based on old
24734 build_function_call.
24735 (convert_arguments): Remove nargs and argarray parameters. Change
24736 values to a VEC. Add origtypes parameter.
24737 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24738 (convert_for_assignment): Add origtype parameter. Change all
24739 callers. If warn_cxx_compat, check for conversion to an enum
24740 type when calling a function.
24741 (store_init_value): Add origtype parameter. Change all callers.
24742 (digest_init): Likewise.
24743 (struct init_node): Add origtype field.
24744 (add_pending_init): Add origtype parameter. Change all callers.
24745 (output_init_element): Likewise.
24746 (output_pending_init_elements): Pass origtype from init_node to
24747 output_init_element.
24748 (process_init_element): Pass origtype from c_expr to
24749 output_init_element.
24750 (c_finish_return): Add origtype parameter. Change all callers.
24751 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24753 (sync_resolve_params): Likewise.
24754 (sync_resolve_return): Change params to first_param. Change caller.
24755 (resolve_overloaded_builtins): Change params to VEC *. Change
24756 callers. Save first parameter around call to build_function_call_vec.
24757 * c-decl.c (finish_decl): Add origtype parameter. Change all
24758 callers. Call build_function_call_vec rather than
24759 build_function_call for cleanup.
24760 * c-tree.h: Update declarations.
24761 * c-common.h: Update declarations.
24762 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24763 params to first_param.
24764 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24765 params parameter from tree to void *.
24766 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24767 Change arglist parameter to have type void *, and to be a pointer
24769 * config/rs6000/rs6000-protos.h
24770 (altivec_resolve_overloaded_builtin): Update declaration.
24771 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24772 fnargs parameter to have type void *, and to be a pointer to a
24773 VEC. Call build_function_call_vec instead of
24774 build_function_call.
24775 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24777 2009-04-20 Joey Ye <joey.ye@intel.com>
24778 Xuepeng Guo <xuepeng.guo@intel.com>
24779 H.J. Lu <hongjiu.lu@intel.com>
24781 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24783 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24784 (IX86_LEA_PRIORITY): Likewise.
24785 (distance_non_agu_define): New function.
24786 (distance_agu_use): Likewise.
24787 (ix86_lea_for_add_ok): Likewise.
24788 (ix86_dep_by_shift_count): Likewise.
24790 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24791 should split for LEA.
24793 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24795 (ix86_dep_by_shift_count): Likewise.
24797 2009-04-20 Richard Guenther <rguenther@suse.de>
24799 * expr.c (handled_component_p): Move ...
24800 * tree.h (handled_component_p): ... here.
24801 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24802 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24803 and REALPART_EXPR to be in one group.
24805 2009-04-20 Richard Guenther <rguenther@suse.de>
24807 * basic-block.h (get_all_dominated_blocks): Declare.
24808 * dominance.c (get_all_dominated_blocks): New function.
24809 * tree-cfg.c (get_all_dominated_blocks): Remove.
24810 (remove_edge_and_dominated_blocks): Adjust.
24811 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24812 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24813 instead of recursing.
24815 2009-04-20 Doug Kwan <dougkwan@google.com>
24817 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24818 (struct cgraph_node_set_def): New type.
24819 (cgraph_node_set) New type. Also declare vector functions.
24820 (struct cgraph_node_set_element_def): New type.
24821 (cgraph_node_set_element): Ditto.
24822 (cgraph_node_set_iterator): New iterator type.
24823 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24824 cgraph_node_set_remove, dump_cgraph_node_set,
24825 debug_cgraph_node_set): New prototypes.
24826 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24827 cgraph_node_set_size): New inlines.
24828 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24829 including cgraph.h.
24830 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24831 argument to function 'write_summary'.
24832 * ipa.c: Include ggc.h.
24833 (hash_cgraph_node_set_element,
24834 eq_cgraph_node_set_element, cgraph_node_set_new,
24835 cgraph_node_set_add, cgraph_node_set_remove,
24836 cgraph_node_set_find, dump_cgraph_node_set,
24837 debug_cgraph_node_set): New functions.
24838 * Makefile.in (ipa.o): Add dependency on GGC_H.
24840 2009-04-20 Ira Rosen <irar@il.ibm.com>
24842 PR tree-optimization/39675
24843 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24844 check of the return code of vect_schedule_slp. Check that
24845 stmt_vec_info still exists for the statement, before checking its
24846 vectorization type.
24848 2009-04-20 Michael Matz <matz@suse.de>
24850 * Makefile.in (generated_files): Take out $(simple_generated_c).
24852 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24854 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24855 (UINTPTR_TYPE): Likewise.
24857 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24860 * c-typeck.c (digest_init): Check for initializing an array with a
24863 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24866 * c-semantics.c (pop_stmt_list): Propagate
24867 STATEMENT_LIST_HAS_LABEL to parent statement list.
24869 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24871 * config/mips/mips.h (mips_tune_attr): New macro.
24872 * config/mips/mips.md (cpu): Use it.
24874 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24877 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24880 2009-04-19 Diego Novillo <dnovillo@google.com>
24882 * toplev.c (compile_file): Move call to coverage_finish ...
24883 * cgraphunit.c (ipa_passes): ... here.
24884 Call cgraph_process_new_functions.
24885 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24886 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24888 2009-04-19 Jan Hubicka <jh@suse.cz>
24890 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24892 (dump_cgraph_node): Dump can throw external flag.
24893 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24895 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24899 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24900 * common.opt (Wlogical-op): Move from here...
24901 * c.opt (Wlogical-op): ... to here.
24902 * c-typeck.c (parser_build_binary_op): Update call to
24903 warn_logical_operator.
24904 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24906 * c-common.c (warn_logical_op): Update.
24907 * c-common.h (warn_logical_op): Update declaration.
24909 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24911 * tree.c (protected_set_expr_location): Fix formatting.
24913 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24916 * c-typeck.c (readonly_warning): new.
24917 (build_unary_op, build_modify_expr): Use readonly_warning for
24918 storing into something readonly but not const-qualified.
24920 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24923 * c-typeck.c (build_unary_op): Check for taking address of
24924 expression of type void.
24926 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24929 * c-typeck.c (build_function_call): Check for calling a function
24930 with qualified void return types. Call require_complete_type when
24933 2009-04-18 Jan Hubicka <jh@suse.cz>
24935 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24937 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24938 can_throw_external flag.
24939 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24940 * ipa-pure-const.c (ignore_edge): New function.
24941 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24942 only over can_throw_external edges.
24943 (local_pure_const): Add nothrow flag.
24944 * ipa-utils.c (searchc): Add ignore_edge callback.
24945 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24946 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24947 (set_nothrow_function_flags): Update cgraph.
24948 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24950 2009-04-18 Richard Guenther <rguenther@suse.de>
24952 PR middle-end/39804
24953 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24954 (fold_stmt): ... this and ...
24955 (fold_stmt_inplace): ... this.
24956 (fold_stmt_1): Fold references in calls and asms.
24957 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24959 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24961 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24962 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24964 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24966 * tree.c (function_args_count): Remove.
24967 * tree.h: Remove the prototype for function_args_count.
24969 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24971 * tree-iterator.c (expr_only): Remove.
24972 * tree.h: Remove the prototype for expr_only.
24974 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24976 * reginfo.c (cannot_change_mode_set_regs): Remove.
24977 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24979 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24981 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24982 whether operands 0 and 1 overlaps.
24984 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24986 PR middle-end/36902
24987 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24988 pointer. Use warning_at instead of warning.
24989 (search_for_addr_array): Likewise.
24990 (check_array_bounds): Likewise.
24991 (check_all_array_refs): Check that the incoming edge is not in the
24992 list of edges to be removed.
24993 (check_all_array_refs): Avoid the temporal pointer.
24994 (vrp_visit_cond_stmt): Fix typo.
24995 (simplify_switch_using_ranges): Handle the case where the switch
24996 index is an integer constant.
24998 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
25000 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
25002 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25004 * doc/extend.texi, doc/invoke.texi: Fix typos.
25006 2009-04-17 Cary Coutant <ccoutant@google.com>
25008 * tree-flow-inline.h (get_lineno): Fix inverted test.
25010 2009-04-17 Diego Novillo <dnovillo@google.com>
25012 * tree-ssa-pre.c (create_expression_by_pieces): Remove
25013 assertion for AVAIL_OUT.
25015 2009-04-17 Mike Frysinger <vapier@gentoo.org>
25018 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
25019 * config/sh/linux-atomic.asm: Likewise.
25021 2009-04-17 Diego Novillo <dnovillo@google.com>
25023 * except.c (debug_eh_tree): New.
25024 (struct eh_region, struct eh_status): Move ...
25025 * except.h: ... here.
25026 (add_type_for_runtime): Declare extern.
25027 (lookup_type_for_runtime): Likewise.
25028 (debug_eh_tree): Declare.
25029 * Makefile.in (GTFILES): List except.h before except.c
25031 2009-04-17 Diego Novillo <dnovillo@google.com>
25033 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
25034 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
25035 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
25036 (find_vars_r): ... here.
25037 * tree-flow.h (find_referenced_vars_in): Declare.
25038 * tree-ssa-pre.c (create_expression_by_pieces): Assert
25039 that AVAIL_OUT exists for BLOCK.
25040 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
25041 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
25042 (tree-parloops.o): Likewise.
25044 2009-04-17 Simon Baldwin <simonb@google.com>
25046 * toplev.c (default_tree_printer): Add handling for %E format.
25048 2009-04-17 Diego Novillo <dnovillo@google.com>
25050 * tree-pretty-print.c (dump_generic_node): Add break after
25051 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
25052 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
25053 FUNCTION_TYPE together. Call print_struct_decl when printing
25054 structures and TDF_SLIM is not given.
25055 (print_struct_decl): Fix logic for detecting recursion.
25057 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25060 * gcc.c (create_at_file): New.
25061 (compile_input_file_p): New.
25062 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
25063 * main.c (main): Update call to toplev_main.
25064 * toplev.c (toplev_main): Change signature. Call expandargv.
25065 * toplev.h (toplev_main): Change signature.
25067 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25069 * dwarf2out.c (field_byte_offset): Use the type size as the field size
25070 if the latter is not constant.
25072 2009-04-17 David Edelsohn <edelsohn@gnu.org>
25074 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
25076 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25078 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
25079 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25081 2009-04-17 Richard Guenther <rguenther@suse.de>
25083 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25084 Handle component references view-converting an invariant address.
25086 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
25088 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
25089 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
25090 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
25091 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
25092 Use @deftypevr rather than @deftypevar.
25094 2009-04-17 Richard Guenther <rguenther@suse.de>
25096 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
25097 (get_prop_source_stmt): Likewise.
25098 (can_propagate_from): Likewise.
25100 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
25102 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
25103 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
25104 (--with-multilib-list): Add default value.
25105 * configure: Regenerate.
25106 * Makefile.in (TM_ENDIAN_CONFIG): Define.
25107 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
25108 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
25109 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
25110 Don't add default cpu to multilib list unnecessarily, but do enable
25111 the relevant compiler option..
25112 Add support for --with-multilib-list=<blank> and
25113 --with-multilib-list=!<somelib> to supress unwanted multilibs.
25114 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
25115 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
25116 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
25117 TM_MULTILIB_CONFIG.
25118 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
25119 (MULTILIB_OSDIRNAMES): New variable.
25120 * config/sh/t-1e: Delete file.
25121 * config/sh/t-mlib-sh1: Delete file.
25122 * config/sh/t-mlib-sh2: Delete file.
25123 * config/sh/t-mlib-sh2a: Delete file.
25124 * config/sh/t-mlib-sh2a-nofpu: Delete file.
25125 * config/sh/t-mlib-sh2a-single: Delete file.
25126 * config/sh/t-mlib-sh2a-single-only: Delete file.
25127 * config/sh/t-mlib-sh2e: Delete file.
25128 * config/sh/t-mlib-sh3e: Delete file.
25129 * config/sh/t-mlib-sh4: Delete file.
25130 * config/sh/t-mlib-sh4-nofpu: Delete file.
25131 * config/sh/t-mlib-sh4-single: Delete file.
25132 * config/sh/t-mlib-sh4-single-only: Delete file.
25133 * config/sh/t-mlib-sh4a: Delete file.
25134 * config/sh/t-mlib-sh4a-nofpu: Delete file.
25135 * config/sh/t-mlib-sh4a-single: Delete file.
25136 * config/sh/t-mlib-sh4a-single-only: Delete file.
25137 * config/sh/t-mlib-sh4al: Delete file.
25138 * config/sh/t-mlib-sh5-32media: Delete file.
25139 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
25140 * config/sh/t-mlib-sh5-64media: Delete file.
25141 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
25142 * config/sh/t-mlib-sh5-compact: Delete file.
25143 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
25144 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
25145 * doc/install.texi (Options specification): Add
25146 --with-multilib-list and --with-endian.
25148 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25150 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
25152 (OBJS-common): Add plugin-version.o.
25153 (plugin-version.o): New.
25154 * gcc-plugin.h (plugin_gcc_version): New.
25155 (plugin_default_version_check): New.
25156 (plugin_init_func, plugin_init): Add version argument.
25157 * plugin-version.c: New.
25158 * plugin.c (str_plugin_gcc_version_name): New.
25159 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
25160 pass it to the init function.
25161 (plugin_default_version_check): New.
25163 2009-04-17 Richard Guenther <rguenther@suse.de>
25165 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
25166 for decl-vs-decl disambiguation.
25168 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
25170 * config/s390/s390.h (s390_tune_attr): New macro definition.
25171 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
25173 2009-04-17 Richard Guenther <rguenther@suse.de>
25175 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
25176 (fold_stmt_r): Likewise.
25177 (maybe_fold_reference): New function.
25178 (fold_gimple_assign): Handle cases fold_stmt_r did.
25179 (fold_stmt): Do not use fold_stmt_r.
25180 (fold_stmt_inplace): Likewise.
25182 2009-04-17 Richard Guenther <rguenther@suse.de>
25184 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
25185 (record_equivalences_from_stmt): Remove useless checks and
25187 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
25188 the type is already suitable.
25190 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
25192 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
25194 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
25196 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
25197 (CMPtype): Define as __gcc_CMPtype.
25199 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
25201 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
25202 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
25204 2009-04-17 Richard Guenther <rguenther@suse.de>
25206 PR tree-optimization/39746
25207 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
25208 special-casing for builtins and static variable use/def.
25209 (call_may_clobber_ref_p_1): Likewise.
25211 2009-04-16 Ian Lance Taylor <iant@google.com>
25213 * df.h: Include "timevar.h".
25214 (struct df_problem): Change tv_id field to timevar_id_t.
25215 * tree-pass.h: Include "timevar.h".
25216 (struct opt_pass): Change tv_id field to timevar_id_t.
25217 * timevar.h (timevar_id_t): Define TV_NONE.
25218 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
25219 TV_NONE rather than tv_id != 0.
25220 (execute_one_pass): Likewise.
25221 * Makefile.in (DF_H): Add $(TIMEVAR_H).
25222 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25223 dependencies to $(TREE_PASS_H).
25224 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
25226 (pass_branch_target_load_optimize2): Likewise.
25227 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
25228 (pass_outof_cfg_layout_mode): Likewise.
25229 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
25230 (pass_rebuild_cgraph_edges): Likewise.
25231 (pass_remove_cgraph_callee_edges): Likewise.
25232 * df-core.c (pass_df_initialize_opt): Likewise.
25233 (pass_df_initialize_no_opt): Likewise.
25234 (pass_df_finish): Likewise.
25235 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
25236 * except.c (pass_set_nothrow_function_flags): Likewise.
25237 (pass_convert_to_eh_region_ranges): Likewise.
25238 * final.c (pass_compute_alignments): Likewise.
25239 * function.c (pass_instantiate_virtual_regs): Likewise.
25240 (pass_init_function): Likewise.
25241 (pass_leaf_regs): Likewise.
25242 (pass_match_asm_constraints): Likewise.
25243 * gimple-low.c (pass_lower_cf): Likewise.
25244 (pass_mark_used_blocks): Likewise.
25245 * init-regs.c (pass_initialize_regs): Likewise.
25246 * integrate.c (pass_initial_value_sets): Likewise.
25247 * ira.c (pass_ira): Likewise.
25248 * jump.c (pass_cleanup_barriers): Likewise.
25249 * omp-low.c (pass_expand_omp): Likewise.
25250 (pass_lower_omp): Likewise.
25251 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
25252 * recog.c (pass_split_all_insns): Likewise.
25253 (pass_split_after_reload): Likewise.
25254 (pass_split_before_regstack): Likewise.
25255 (pass_split_before_sched2): Likewise.
25256 (pass_split_for_shorten_branches): Likewise.
25257 * reginfo.c (pass_reginfo_init): Likewise.
25258 (pass_subregs_of_mode_init): Likewise.
25259 (pass_subregs_of_mode_finish): Likewise.
25260 * passes.c (pass_postreload): Likewise.
25261 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
25262 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
25263 (pass_warn_function_return): Likewise.
25264 (pass_warn_function_noreturn): Likewise.
25265 * tree-complex.c (pass_lower_complex): Likewise.
25266 (pass_lower_complex_O0): Likewise.
25267 * tree-if-conv.c (pass_if_conversion): Likewise.
25268 * tree-into-ssa.c (pass_build_ssa): Likewise.
25269 * tree-mudflap.c (pass_mudflap_1): Likewise.
25270 (pass_mudflap_2): Likewise.
25271 * tree-nomudflap.c (pass_mudflap_1): Likewise.
25272 (pass_mudflap_2): Likewise.
25273 * tree-nrv.c (pass_return_slot): Likewise.
25274 * tree-object-size.c (pass_object_sizes): Likewise.
25275 * tree-optimize.c (pass_all_optimizations): Likewise.
25276 (pass_early_local_passes): Likewise.
25277 (pass_all_early_optimizations): Likewise.
25278 (pass_cleanup_cfg): Likewise.
25279 (pass_cleanup_cfg_post_optimizing): Likewise.
25280 (pass_free_datastructures): Likewise.
25281 (pass_free_cfg_annotations): Likewise.
25282 (pass_fixup_cfg): Likewise.
25283 (pass_init_datastructures): Likewise.
25284 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
25285 (pass_late_warn_uninitialized): Likewise.
25286 (pass_update_address_taken): Likewise.
25287 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
25288 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
25289 (pass_cse_sincos): Likewise.
25290 (pass_convert_to_rsqrt): Likewise.
25291 * tree-ssa-structalias.c (pass_build_alias): Likewise.
25292 * tree-stdarg.c (pass_stdarg): Likewise.
25293 * tree-tailcall.c (pass_tail_recursion): Likewise.
25294 (pass_tail_calls): Likewise.
25295 * tree-vect-generic.c (pass_lower_vector): Likewise.
25296 (pass_lower_vector_ssa): Likewise.
25297 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
25299 2009-04-16 Joseph Myers <joseph@codesourcery.com>
25301 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
25303 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
25305 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
25306 logical and signext.
25308 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
25311 * config/sh/predicates.md (arith_operand): Check if the operand
25312 of TRUNCATE is a REG.
25314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25316 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
25317 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
25319 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25321 * tree-iterator.c (tsi_split_statement_list_after,
25322 tsi_split_statement_list_before): Remove.
25323 * tree-iterator.h: Remove the prototypes for
25324 tsi_split_statement_list_after and tsi_split_statement_list_before.
25326 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25328 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
25329 * tree-ssa-propagate.h: Remove the prototype for
25330 stmt_makes_single_load.
25332 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25334 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
25335 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25337 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25339 * tree-iterator.c (EXPR_LAST_BODY): Remove.
25341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25343 * except.c (eh_region_outer_p): Remove.
25344 * except.h: Remove the prototype for eh_region_outer_p.
25346 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25348 * function.c (current_function_assembler_name): Remove.
25349 * function.h: Remove the prototype for
25350 current_function_assembler_name.
25352 2009-04-16 Ian Lance Taylor <iant@google.com>
25354 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
25355 (add_reg_note): Call alloc_reg_note.
25356 * rtl.h (alloc_reg_note): Declare.
25357 * combine.c (try_combine): Use alloc_reg_note.
25358 (recog_for_combine, move_deaths): Likewise.
25359 (distribute_notes): Use alloc_reg_note and add_reg_note.
25360 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
25361 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
25362 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
25364 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
25366 PR rtl-optimization/39762
25367 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
25368 ira_may_move_out_cost): Add comments about way of their usage.
25369 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
25371 * ira-conflicts.c (process_regs_for_copy): Use function
25372 ira_get_register_move_cost instead of global
25373 ira_register_move_cost.
25375 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
25376 color_pass, move_spill_restore, update_curr_costs): Ditto.
25378 * ira-lives.c (process_single_reg_class_operands): Ditto.
25380 * ira-emit.c (emit_move_list): Ditto.
25382 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
25383 (record_reg_classes): Ditto. Use functions
25384 ira_get_register_move_cost and ira_get_may_move_cost instead of
25385 global vars ira_register_move_cost, ira_may_move_out_cost and
25386 ira_may_move_in_cost.
25387 (record_address_regs): Don't call ira_init_register_move_cost.
25388 Use function ira_get_may_move_cost instead of global
25389 ira_may_move_in_cost.
25390 (process_bb_node_for_hard_reg_moves): Use function
25391 ira_get_register_move_cost instead of global ira_register_move_cost.
25392 (ira_costs): Don't call ira_init_register_move_cost.
25394 2009-04-16 Richard Guenther <rguenther@suse.de>
25396 * tree-cfg.c (verify_gimple_assign_binary):
25397 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25398 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25399 (create_general_new_stmt): Note that this function is broken.
25401 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25403 * common.opt (fhelp): Add Var(help_flag).
25404 * gcc-plugin.h (plugin_info): Add help.
25405 * plugin.c (plugin_name_args): Add help.
25406 (register_plugin_info): Set plugin->help.
25407 (print_help_one_plugin): New.
25408 (print_plugins_help): New.
25409 * plugin.h (print_plugins_help): New.
25410 * toplev.c (toplev_main): Call print_plugins_help if needed.
25412 2009-04-16 Richard Guenther <rguenther@suse.de>
25414 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25415 (gimple_ior_addresses_taken_1): New function.
25416 (gimple_ior_addresses_taken): Likewise.
25417 * gimple.h (struct gimple_statement_with_ops_base): Remove
25418 addresses_taken member.
25419 (gimple_ior_addresses_taken): Declare.
25420 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25421 gimple_set_addresses_taken): Remove.
25422 * ipa-reference.c (mark_address): New function.
25423 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25424 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25425 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25426 (gimple_add_to_addresses_taken): Remove.
25427 (get_tmr_operands): Call mark_address_taken.
25428 (get_asm_expr_operands): Likewise.
25429 (get_expr_operands): Likewise.
25430 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25431 (free_stmt_operands): Do not free it.
25432 * tree-ssa.c (delete_tree_ssa): Likewise.
25433 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25435 2009-04-16 Richard Guenther <rguenther@suse.de>
25437 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25438 (walk_stmt_load_store_ops): Likewise.
25439 * gimple.c (get_base_loadstore): New function.
25440 (walk_stmt_load_store_addr_ops): Likewise.
25441 (walk_stmt_load_store_ops): Likewise.
25442 * ipa-pure-const.c (check_op): Simplify.
25443 (check_load, check_store): New functions.
25444 (check_stmt): Use walk_stmt_load_store_ops.
25445 * ipa-reference.c (mark_load): Adjust signature.
25446 (mark_store): Likewise.
25447 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25449 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25451 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25452 (plugin_info): New.
25453 * opts.c (common_handle_option): Don't call print_version.
25454 * plugin.c (plugin_name_args): Add version.
25455 (register_plugin_info): New.
25456 (register_callback): Handle PLUGIN_INFO.
25457 (try_init_one_plugin): New.
25458 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25460 (finalize_one_plugin): New.
25461 (finalize_plugins): New.
25462 (print_one_plugin): New.
25463 (print_plugins_versions): New.
25464 * plugin.h (print_plugins_versions): New.
25465 (finalize_plugins): New.
25466 * toplev.c (compile_file): Don't call initialize_plugins.
25467 (print_version): Call print_plugins_versions.
25468 (toplev_main): Call initialize_plugins. Print version if needed.
25469 Call finalize_plugins.
25471 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25473 * common.opt (fversion): New.
25474 * gcc.c (print_version): New.
25475 (process_command): Don't print the version. Just set print_version.
25476 (main): Print version. Call subprocesses if print_version and
25477 verbose_flag are set.
25478 * opts.c (common_handle_option): Handle OPT_fversion.
25480 2009-04-16 Richard Guenther <rguenther@suse.de>
25481 Ira Rosen <irar@il.ibm.com>
25483 PR tree-optimization/39698
25484 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25485 type of the reduction variable. Only generate the def if
25488 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25489 make sure to first convert to an integer of the same precision.
25490 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25491 the type of the evolution correctly in computing the new
25492 induction variable base.
25494 2009-04-16 Richard Guenther <rguenther@suse.de>
25496 PR middle-end/39625
25497 * tree-cfg.c (make_blocks): Split statements with to-be
25498 abnormal SSA names on the lhs.
25500 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25502 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25503 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25504 * c-typeck.c (really_start_incremental_init): Likewise.
25505 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25506 (TARGET_INITIALIZER): Remove it.
25507 * target.h (struct target): Remove vector_opaque_p.
25508 * tree.c (build_opaque_vector_type): New.
25509 * tree.h (TYPE_VECTOR_OPAQUE): New.
25510 (build_opaque_vector_type): Declare.
25511 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25512 * config/rs6000/rs6000.c (build_opaque_vector_type,
25513 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25514 (rs6000_init_builtins): Use build_opaque_vector_type for
25515 opaque_V4SI_type_node.
25517 2009-04-15 Catherine Moore <clm@codesourcery.com>
25519 * debug.h (set_name): Declare.
25520 * dwarf2out.c (dwarf2out_set_name): Declare.
25521 (dwarf2_debug_hooks): Add set_name.
25522 (find_AT_string): New.
25523 (add_AT_string): Call find_AT_string.
25524 (dwarf2out_set_name): New.
25525 * cp/decl.c (grokdeclarator): Call set_name.
25526 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25527 * debug.c (do_nothing_debug_hooks): Likewise.
25528 * dbxout.c (dbx_debug_hooks): Likewise.
25529 * sdbout.c (sdb_debug_hooks): Likewise.
25531 2009-04-15 Michael Eager <eager@eagercon.com>
25533 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25534 reg for single-precision FPU.
25535 * config/rs6000/rs6000.md (movsi_internal1): Only for
25536 !TARGET_SINGLE_FPU.
25537 (movsi_internal1_single): New. Add pattern to move SI values to/from
25538 single-precision FP regs.
25540 2009-04-15 Richard Guenther <rguenther@suse.de>
25542 * omp-low.c (lower_rec_input_clauses): Build correct address
25544 (expand_omp_for_generic): Fix multiplication type.
25545 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25546 (generate_memset_zero): Fix types.
25547 * tree-profile.c (prepare_instrumented_value): Correctly
25550 2009-04-15 Ian Lance Taylor <iant@google.com>
25552 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25553 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25554 for -Wall and for -Wc++-compat.
25555 (c_common_post_options): For C++, set warn_enum_compare if not
25557 * c-tree.h (struct c_expr): Add field original_type.
25558 (build_external_ref): Update declaration.
25559 * c-parser.c (c_parser_braced_init): Set original_type.
25560 (c_parser_initelt): Likewise.
25561 (c_parser_expr_no_commas): Likewise.
25562 (c_parser_conditional_expression): Likewise.
25563 (c_parser_cast_expression): Likewise.
25564 (c_parser_unary_expression): Likewise. Pull setting of
25565 original_code to top of function.
25566 (c_parser_sizeof_expression): Set original_type.
25567 (c_parser_alignof_expression): Likewise.
25568 (c_parser_postfix_expression): Likewise. Pull setting of
25569 original_code to top of function.
25570 (c_parser_postfix_expression_after_paren_type): Set original_type.
25571 (c_parser_postfix_expression_after_primary): Likewise.
25572 (c_parser_expression): Likewise.
25573 * c-typeck.c (build_external_ref): Add type parameter. Change all
25575 (c_expr_sizeof_expr): Set original_type field.
25576 (parser_build_unary_op): Likewise.
25577 (parser_build_binary_op): Likewise. Optionally warn about
25578 comparisons of enums of different types.
25579 (digest_init): Set original_type field.
25580 (really_start_incremental_init): Likewise.
25581 (push_init_level, pop_init_level): Likewise.
25582 * doc/invoke.texi (Warning Options): -Wenum-compare now
25585 2009-04-15 Richard Guenther <rguenther@suse.de>
25587 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25588 out a necessary conversion.
25589 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25590 names we didn't value number.
25591 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25593 2009-04-15 Richard Guenther <rguenther@suse.de>
25595 PR tree-optimization/39764
25596 * tree-ssa-ccp.c (get_value): Canonicalize value with
25597 canonicalize_float_value.
25599 2009-04-15 Jan Hubicka <jh@suse.cz>
25601 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25602 Wrong version of patch.
25604 2009-04-15 Jan Hubicka <jh@suse.cz>
25606 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25608 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25610 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25611 our distinct integral and vector types.
25613 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25615 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25616 * init.c (build_vtbl_address): Remove call to assemble_external.
25618 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25620 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25621 output for other floating point modes.
25623 2009-04-14 Diego Novillo <dnovillo@google.com>
25625 * diagnostic.c (diagnostic_report_diagnostic): Do not
25626 warn about loaded plugins for DK_ERROR and DK_WARNING.
25627 * c-decl.c (declspecs_add_type): Move call to
25628 invoke_plugin_callbacks ...
25629 * c-parser.c (c_parser_declspecs): ... here.
25630 * plugin.c (dump_active_plugins): Tidy output.
25632 2009-04-14 Diego Novillo <dnovillo@google.com>
25633 Le-Chun Wu <lcwu@google.com>
25635 * configure.ac: Add --enable-plugin support.
25636 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25637 * Makefile.in (PLUGIN_H): Define.
25638 Export ENABLE_PLUGIN and GMPINC to site.exp.
25639 Add PLUGINLIBS to link command.
25640 Add/modify dependencies for plugin.o and files including plugin.h.
25642 * config.in: Regenerate.
25644 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25647 2009-04-14 Le-Chun Wu <lcwu@google.com>
25649 * tree-pass.h (register_one_dump_file): Add a prototype for
25650 register_one_dump_file.
25651 * toplev.c (compile_file): Call initialize_plugins.
25652 (do_compile): Call invoke_plugin_callbacks.
25653 (toplev_main): Call invoke_plugin_callbacks.
25654 * common.opt: Add -fplugin= and -fplugin-arg-.
25655 * gcc-plugin.h: New public header file for plugins to include.
25656 * plugin.c: New source file.
25657 * plugin.h: New internal header file.
25658 * passes.c (register_one_dump_file): Make it external.
25660 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25662 2009-04-14 Diego Novillo <dnovillo@google.com>
25664 * doc/plugins.texi: New.
25665 * doc/gccint.texi: Add reference to Plugins chapter.
25666 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25667 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25668 loaded plugins, if any.
25669 * timevar.def (TV_PLUGIN_INIT): Define.
25670 (TV_PLUGIN_RUN): Define.
25671 * plugin.c: Include timevar.h
25672 (plugins_active_p): New.
25673 (dump_active_plugins): New.
25674 (debug_active_plugins): New.
25676 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25678 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25680 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25682 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25684 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25685 the same as a minus without a shift.
25687 2009-04-14 Nick Clifton <nickc@redhat.com>
25689 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25690 comparisons with small integers will always produce a short
25693 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25696 2008-12-19 Diego Novillo <dnovillo@google.com>
25698 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25700 2009-04-14 Richard Guenther <rguenther@suse.de>
25702 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25704 (verify_gimple_assign_binary): Likewise. Handle shifts and
25706 (verify_gimple_phi): Print the mismatched argument position.
25707 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25709 (vect_update_init_of_dr): Likewise.
25710 * matrix-reorg.c (transform_access_sites): Do what the
25712 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25714 2009-04-13 Michael Eager <eager@eagercon.com>
25716 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25717 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25718 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25719 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25720 remove duplicate config
25722 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25724 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25725 file_name:line_number type locator of the call site.
25727 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25729 * genautomata.c: Put blank after comma.
25730 (automaton_decls): New.
25731 (struct unit_usage): Add comments to member next.
25732 (store_alt_unit_usage): Keep the list ordered.
25733 (unit_present_on_list_p, equal_alternatives_p): New.
25734 (check_regexp_units_distribution): Check units distribution
25735 correctness correctly.
25736 (main): Don't write automata if error is found. Return correct
25739 * config/m68k/cf.md (cfv4_ds): Remove.
25740 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25741 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25743 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25744 power4-load-ext, power4-store, power4-store-update,
25745 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25746 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25747 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25748 power4-sqrt, power4-isync): Modify reservation to make correct
25749 unit distribution to automata.
25751 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25752 power5-store-update, power5-two, power5-three, power5-lmul,
25753 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25755 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25757 * except.c (pass_set_nothrow_function_flags): Set name and add
25759 (set_nothrow_function_flags): Mention in the dump file when
25760 changing a function to nothrow.
25762 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25765 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25766 instead of unsigned long.
25768 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25770 * config/arm/arm.c (return_used_this_function): Remove.
25771 (arm_output_function_prologue): Remove use of
25772 return_used_this_function.
25773 (output_return_instruction): Replace use of
25774 return_used_this_function
25775 by cfun->machine->return_used_this_function.
25776 (arm_output_epilogue): Likewise.
25777 (arm_output_function_epilogue): Likewise.
25778 (thumb_unexpanded_epilogue): Likewise.
25779 * config/arm/arm.h (struct machine_function):
25780 New member return_used_this_function.
25782 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25784 * doc/install.texi: Correct description of default directory for
25785 --with-gxx-include-dir.
25787 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25789 * fold-const.c (build_range_check): Properly deal with enumeral and
25790 boolean base types.
25792 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25794 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25795 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25796 * params.h (MAX_GCSE_PASSES): Remove.
25797 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25798 in sequence. Remove ability to run multiple passes.
25799 (bypass_jumps): Report run as third CPROP pass.
25801 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25803 PR middle-end/39651
25804 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25805 when deciding whether the whole SEQUENCE can throw.
25807 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25810 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25811 offseted label references.
25813 2009-04-11 Jan Hubicka <jh@suse.cz>
25815 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25817 2009-04-11 Richard Guenther <rguenther@suse.de>
25819 PR middle-end/39732
25820 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25821 return variables as TREE_ADDRESSABLE.
25823 2009-04-11 Richard Guenther <rguenther@suse.de>
25825 PR tree-optimization/39713
25826 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25827 reference trees have SSA_NAME operands.
25829 2009-04-11 Richard Guenther <rguenther@suse.de>
25832 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25833 address expressions.
25835 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25837 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25838 match changes in Cygwin 1.7
25839 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25840 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25842 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25844 PR tree-optimization/39701
25845 * doc/invoke.texi (Optimization Options): Document change in
25846 meaning and initialization of -fdelete-null-pointer-checks.
25848 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25850 PR middle-end/39701
25851 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25853 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25856 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25858 2009-04-10 Chao-ying Fu <fu@mips.com>
25860 * doc/tm.texi (Instruction Output): Document
25861 TARGET_ASM_FINAL_POSTSCAN_INSN.
25862 * target.h (final_postscan_insn): New field in asm_out.
25863 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25864 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25865 * final.c (final_scan_insn): Call
25866 targetm.asm_out.final_postscan_insn after outputting
25867 an asm macro and a normal instruction.
25869 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25870 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25871 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25872 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25873 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25875 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25877 PR middle-end/39701
25878 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25879 variables as non-NULL even with -fdelete-null-pointer-checks.
25881 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25883 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25885 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25888 * config/i386/i386.c (classify_argument): Handle SCmode with
25889 (bit_offset % 64) != 0.
25891 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25893 * doc/invoke.texi (Optimize Options): Add cross-reference to
25894 -Q --help=optimizers examples.
25896 2009-04-10 Ben Elliston <bje@au.ibm.com>
25899 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25900 regalign for the reg == fpr and TDmode case.
25902 2009-04-09 David Ayers <ayers@fsfe.org>
25905 * objc/objc-act.c (warn_with_method): Remove helper function.
25906 (check_duplicates): Call warning and inform directly.
25907 (really_start_method): Likewise.
25909 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25911 * expmed.c (expand_divmod): Always use a comparison for a division
25912 by a large unsigned integer.
25914 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25915 for things others than variables or functions as nonzero.
25917 2009-04-09 Nick Clifton <nickc@redhat.com>
25919 * unwind-compat.c: Change copyright header to refer to version
25920 3 of the GNU General Public License with version 3.1 of the
25921 GCC Runtime Library Exception and to point readers at the
25922 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25923 * config/alpha/crtfastmath.c: Likewise.
25924 * config/alpha/linux-unwind.h: Likewise.
25925 * config/alpha/qrnnd.asm: Likewise.
25926 * config/alpha/vms-crt0-64.c: Likewise.
25927 * config/alpha/vms-crt0.c: Likewise.
25928 * config/alpha/vms-dwarf2.asm: Likewise.
25929 * config/alpha/vms-dwarf2eh.asm: Likewise.
25930 * config/alpha/vms-psxcrt0-64.c: Likewise.
25931 * config/alpha/vms-psxcrt0.c: Likewise.
25932 * config/alpha/vms_tramp.asm: Likewise.
25933 * config/arc/initfini.c: Likewise.
25934 * config/arc/lib1funcs.asm: Likewise.
25935 * config/arm/bpabi-v6m.S: Likewise.
25936 * config/arm/bpabi.S: Likewise.
25937 * config/arm/bpabi.c: Likewise.
25938 * config/arm/crti.asm: Likewise.
25939 * config/arm/crtn.asm: Likewise.
25940 * config/arm/ieee754-df.S: Likewise.
25941 * config/arm/ieee754-sf.S: Likewise.
25942 * config/arm/lib1funcs.asm: Likewise.
25943 * config/arm/libunwind.S: Likewise.
25944 * config/arm/linux-atomic.c: Likewise.
25945 * config/arm/mmintrin.h: Likewise.
25946 * config/arm/pr-support.c: Likewise.
25947 * config/arm/unaligned-funcs.c: Likewise.
25948 * config/arm/unwind-arm.c: Likewise.
25949 * config/arm/unwind-arm.h: Likewise.
25950 * config/avr/libgcc.S: Likewise.
25951 * config/bfin/crti.s: Likewise.
25952 * config/bfin/crtlibid.s: Likewise.
25953 * config/bfin/crtn.s: Likewise.
25954 * config/bfin/lib1funcs.asm: Likewise.
25955 * config/bfin/linux-unwind.h: Likewise.
25956 * config/cris/arit.c: Likewise.
25957 * config/cris/cris_abi_symbol.c: Likewise.
25958 * config/darwin-64.c: Likewise.
25959 * config/darwin-crt2.c: Likewise.
25960 * config/darwin-crt3.c: Likewise.
25961 * config/darwin.h: Likewise.
25962 * config/dbxelf.h: Likewise.
25963 * config/dfp-bit.c: Likewise.
25964 * config/dfp-bit.h: Likewise.
25965 * config/elfos.h: Likewise.
25966 * config/fixed-bit.c: Likewise.
25967 * config/fixed-bit.h: Likewise.
25968 * config/fp-bit.c: Likewise.
25969 * config/fp-bit.h: Likewise.
25970 * config/fr30/crti.asm: Likewise.
25971 * config/fr30/crtn.asm: Likewise.
25972 * config/fr30/lib1funcs.asm: Likewise.
25973 * config/freebsd-spec.h: Likewise.
25974 * config/frv/cmovd.c: Likewise.
25975 * config/frv/cmovh.c: Likewise.
25976 * config/frv/cmovw.c: Likewise.
25977 * config/frv/frvbegin.c: Likewise.
25978 * config/frv/frvend.c: Likewise.
25979 * config/frv/lib1funcs.asm: Likewise.
25980 * config/glibc-stdint.h: Likewise.
25981 * config/h8300/clzhi2.c: Likewise.
25982 * config/h8300/crti.asm: Likewise.
25983 * config/h8300/crtn.asm: Likewise.
25984 * config/h8300/ctzhi2.c: Likewise.
25985 * config/h8300/fixunssfsi.c: Likewise.
25986 * config/h8300/lib1funcs.asm: Likewise.
25987 * config/h8300/parityhi2.c: Likewise.
25988 * config/h8300/popcounthi2.c: Likewise.
25989 * config/i386/ammintrin.h: Likewise.
25990 * config/i386/att.h: Likewise.
25991 * config/i386/avxintrin.h: Likewise.
25992 * config/i386/biarch64.h: Likewise.
25993 * config/i386/bmmintrin.h: Likewise.
25994 * config/i386/cpuid.h: Likewise.
25995 * config/i386/cross-stdarg.h: Likewise.
25996 * config/i386/crtfastmath.c: Likewise.
25997 * config/i386/crtprec.c: Likewise.
25998 * config/i386/cygming-crtbegin.c: Likewise.
25999 * config/i386/cygming-crtend.c: Likewise.
26000 * config/i386/cygwin.asm: Likewise.
26001 * config/i386/emmintrin.h: Likewise.
26002 * config/i386/gmm_malloc.h: Likewise.
26003 * config/i386/gthr-win32.c: Likewise.
26004 * config/i386/i386.h: Likewise.
26005 * config/i386/immintrin.h: Likewise.
26006 * config/i386/linux-unwind.h: Likewise.
26007 * config/i386/linux64.h: Likewise.
26008 * config/i386/mm3dnow.h: Likewise.
26009 * config/i386/mmintrin-common.h: Likewise.
26010 * config/i386/mmintrin.h: Likewise.
26011 * config/i386/nmmintrin.h: Likewise.
26012 * config/i386/pmm_malloc.h: Likewise.
26013 * config/i386/pmmintrin.h: Likewise.
26014 * config/i386/smmintrin.h: Likewise.
26015 * config/i386/sol2-c1.asm: Likewise.
26016 * config/i386/sol2-ci.asm: Likewise.
26017 * config/i386/sol2-cn.asm: Likewise.
26018 * config/i386/sol2-gc1.asm: Likewise.
26019 * config/i386/tmmintrin.h: Likewise.
26020 * config/i386/unix.h: Likewise.
26021 * config/i386/w32-unwind.h: Likewise.
26022 * config/i386/wmmintrin.h: Likewise.
26023 * config/i386/x86-64.h: Likewise.
26024 * config/i386/x86intrin.h: Likewise.
26025 * config/i386/xmmintrin.h: Likewise.
26026 * config/ia64/crtbegin.asm: Likewise.
26027 * config/ia64/crtend.asm: Likewise.
26028 * config/ia64/crtfastmath.c: Likewise.
26029 * config/ia64/crti.asm: Likewise.
26030 * config/ia64/crtn.asm: Likewise.
26031 * config/ia64/fde-glibc.c: Likewise.
26032 * config/ia64/lib1funcs.asm: Likewise.
26033 * config/ia64/linux-unwind.h: Likewise.
26034 * config/ia64/quadlib.c: Likewise.
26035 * config/ia64/unwind-ia64.c: Likewise.
26036 * config/linux.h: Likewise.
26037 * config/m32c/m32c-lib1.S: Likewise.
26038 * config/m32c/m32c-lib2-trapv.c: Likewise.
26039 * config/m32c/m32c-lib2.c: Likewise.
26040 * config/m32r/initfini.c: Likewise.
26041 * config/m68hc11/larith.asm: Likewise.
26042 * config/m68hc11/m68hc11-crt0.S: Likewise.
26043 * config/m68k/cf.md: Likewise.
26044 * config/m68k/crti.s: Likewise.
26045 * config/m68k/crtn.s: Likewise.
26046 * config/m68k/lb1sf68.asm: Likewise.
26047 * config/m68k/linux-unwind.h: Likewise.
26048 * config/mcore/crti.asm: Likewise.
26049 * config/mcore/crtn.asm: Likewise.
26050 * config/mcore/lib1.asm: Likewise.
26051 * config/mips/linux-unwind.h: Likewise.
26052 * config/mips/loongson.h: Likewise.
26053 * config/mips/mips16.S: Likewise.
26054 * config/mmix/crti.asm: Likewise.
26055 * config/mmix/crtn.asm: Likewise.
26056 * config/pa/fptr.c: Likewise.
26057 * config/pa/hpux-unwind.h: Likewise.
26058 * config/pa/lib2funcs.asm: Likewise.
26059 * config/pa/linux-atomic.c: Likewise.
26060 * config/pa/linux-unwind.h: Likewise.
26061 * config/pa/milli64.S: Likewise.
26062 * config/pa/quadlib.c: Likewise.
26063 * config/pa/stublib.c: Likewise.
26064 * config/picochip/libgccExtras/adddi3.asm: Likewise.
26065 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
26066 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
26067 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
26068 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
26069 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
26070 * config/picochip/libgccExtras/divmod15.asm: Likewise.
26071 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
26072 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
26073 * config/picochip/libgccExtras/longjmp.asm: Likewise.
26074 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
26075 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
26076 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
26077 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
26078 * config/picochip/libgccExtras/setjmp.asm: Likewise.
26079 * config/picochip/libgccExtras/subdi3.asm: Likewise.
26080 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
26081 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
26082 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
26083 * config/rs6000/750cl.h: Likewise.
26084 * config/rs6000/altivec.h: Likewise.
26085 * config/rs6000/biarch64.h: Likewise.
26086 * config/rs6000/crtresfpr.asm: Likewise.
26087 * config/rs6000/crtresgpr.asm: Likewise.
26088 * config/rs6000/crtresxfpr.asm: Likewise.
26089 * config/rs6000/crtresxgpr.asm: Likewise.
26090 * config/rs6000/crtsavfpr.asm: Likewise.
26091 * config/rs6000/crtsavgpr.asm: Likewise.
26092 * config/rs6000/darwin-asm.h: Likewise.
26093 * config/rs6000/darwin-fallback.c: Likewise.
26094 * config/rs6000/darwin-fpsave.asm: Likewise.
26095 * config/rs6000/darwin-ldouble.c: Likewise.
26096 * config/rs6000/darwin-tramp.asm: Likewise.
26097 * config/rs6000/darwin-unwind.h: Likewise.
26098 * config/rs6000/darwin-vecsave.asm: Likewise.
26099 * config/rs6000/darwin-world.asm: Likewise.
26100 * config/rs6000/e500crtres32gpr.asm: Likewise.
26101 * config/rs6000/e500crtres64gpr.asm: Likewise.
26102 * config/rs6000/e500crtres64gprctr.asm: Likewise.
26103 * config/rs6000/e500crtrest32gpr.asm: Likewise.
26104 * config/rs6000/e500crtrest64gpr.asm: Likewise.
26105 * config/rs6000/e500crtresx32gpr.asm: Likewise.
26106 * config/rs6000/e500crtresx64gpr.asm: Likewise.
26107 * config/rs6000/e500crtsav32gpr.asm: Likewise.
26108 * config/rs6000/e500crtsav64gpr.asm: Likewise.
26109 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
26110 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
26111 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
26112 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
26113 * config/rs6000/eabi-ci.asm: Likewise.
26114 * config/rs6000/eabi-cn.asm: Likewise.
26115 * config/rs6000/eabi.asm: Likewise.
26116 * config/rs6000/linux-unwind.h: Likewise.
26117 * config/rs6000/linux64.h: Likewise.
26118 * config/rs6000/paired.h: Likewise.
26119 * config/rs6000/paired.md: Likewise.
26120 * config/rs6000/ppc64-fp.c: Likewise.
26121 * config/rs6000/ppu_intrinsics.h: Likewise.
26122 * config/rs6000/rs6000.h: Likewise.
26123 * config/rs6000/si2vmx.h: Likewise.
26124 * config/rs6000/sol-ci.asm: Likewise.
26125 * config/rs6000/sol-cn.asm: Likewise.
26126 * config/rs6000/spe.h: Likewise.
26127 * config/rs6000/spu2vmx.h: Likewise.
26128 * config/rs6000/sysv4.h: Likewise.
26129 * config/rs6000/tramp.asm: Likewise.
26130 * config/rs6000/vec_types.h: Likewise.
26131 * config/s390/linux-unwind.h: Likewise.
26132 * config/s390/tpf-unwind.h: Likewise.
26133 * config/score/crti.asm: Likewise.
26134 * config/score/crtn.asm: Likewise.
26135 * config/sh/crt1.asm: Likewise.
26136 * config/sh/crti.asm: Likewise.
26137 * config/sh/crtn.asm: Likewise.
26138 * config/sh/divtab-sh4-300.c: Likewise.
26139 * config/sh/divtab-sh4.c: Likewise.
26140 * config/sh/divtab.c: Likewise.
26141 * config/sh/lib1funcs-4-300.asm: Likewise.
26142 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
26143 * config/sh/lib1funcs.asm: Likewise.
26144 * config/sh/lib1funcs.h: Likewise.
26145 * config/sh/linux-atomic.asm: Likewise.
26146 * config/sh/linux-unwind.h: Likewise.
26147 * config/sh/shmedia.h: Likewise.
26148 * config/sh/sshmedia.h: Likewise.
26149 * config/sh/ushmedia.h: Likewise.
26150 * config/sparc/crtfastmath.c: Likewise.
26151 * config/sparc/linux-unwind.h: Likewise.
26152 * config/sparc/sol2-c1.asm: Likewise.
26153 * config/sparc/sol2-ci.asm: Likewise.
26154 * config/sparc/sol2-cn.asm: Likewise.
26155 * config/spu/divmodti4.c: Likewise.
26156 * config/spu/divv2df3.c: Likewise.
26157 * config/spu/float_disf.c: Likewise.
26158 * config/spu/float_unsdidf.c: Likewise.
26159 * config/spu/float_unsdisf.c: Likewise.
26160 * config/spu/float_unssidf.c: Likewise.
26161 * config/spu/mfc_multi_tag_release.c: Likewise.
26162 * config/spu/mfc_multi_tag_reserve.c: Likewise.
26163 * config/spu/mfc_tag_release.c: Likewise.
26164 * config/spu/mfc_tag_reserve.c: Likewise.
26165 * config/spu/mfc_tag_table.c: Likewise.
26166 * config/spu/multi3.c: Likewise.
26167 * config/spu/spu_internals.h: Likewise.
26168 * config/spu/spu_intrinsics.h: Likewise.
26169 * config/spu/spu_mfcio.h: Likewise.
26170 * config/spu/vec_types.h: Likewise.
26171 * config/spu/vmx2spu.h: Likewise.
26172 * config/stormy16/stormy16-lib2.c: Likewise.
26173 * config/svr4.h: Likewise.
26174 * config/sync.c: Likewise.
26175 * config/v850/lib1funcs.asm: Likewise.
26176 * config/vxlib-tls.c: Likewise.
26177 * config/vxlib.c: Likewise.
26178 * config/vxworks-dummy.h: Likewise.
26179 * config/xtensa/crti.asm: Likewise.
26180 * config/xtensa/crtn.asm: Likewise.
26181 * config/xtensa/ieee754-df.S: Likewise.
26182 * config/xtensa/ieee754-sf.S: Likewise.
26183 * config/xtensa/lib1funcs.asm: Likewise.
26184 * config/xtensa/lib2funcs.S: Likewise.
26185 * config/xtensa/linux-unwind.h: Likewise.
26186 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
26187 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
26188 * coretypes.h: Likewise.
26189 * crtstuff.c: Likewise.
26190 * defaults.h: Likewise.
26191 * dwarf2.h: Likewise.
26192 * emutls.c: Likewise.
26193 * gbl-ctors.h: Likewise.
26194 * gcov-io.h: Likewise.
26195 * ginclude/float.h: Likewise.
26196 * ginclude/iso646.h: Likewise.
26197 * ginclude/stdarg.h: Likewise.
26198 * ginclude/stdbool.h: Likewise.
26199 * ginclude/stddef.h: Likewise.
26200 * ginclude/stdfix.h: Likewise.
26201 * ginclude/stdint-gcc.h: Likewise.
26202 * ginclude/tgmath.h: Likewise.
26203 * gthr-aix.h: Likewise.
26204 * gthr-dce.h: Likewise.
26205 * gthr-gnat.c: Likewise.
26206 * gthr-gnat.h: Likewise.
26207 * gthr-lynx.h: Likewise.
26208 * gthr-mipssde.h: Likewise.
26209 * gthr-nks.h: Likewise.
26210 * gthr-posix.c: Likewise.
26211 * gthr-posix.h: Likewise.
26212 * gthr-posix95.h: Likewise.
26213 * gthr-rtems.h: Likewise.
26214 * gthr-single.h: Likewise.
26215 * gthr-solaris.h: Likewise.
26216 * gthr-tpf.h: Likewise.
26217 * gthr-vxworks.h: Likewise.
26218 * gthr-win32.h: Likewise.
26219 * gthr.h: Likewise.
26220 * libgcc2.c: Likewise.
26221 * libgcc2.h: Likewise.
26222 * libgcov.c: Likewise.
26223 * tsystem.h: Likewise.
26224 * typeclass.h: Likewise.
26225 * unwind-c.c: Likewise.
26226 * unwind-compat.h: Likewise.
26227 * unwind-dw2-fde-compat.c: Likewise.
26228 * unwind-dw2-fde-darwin.c: Likewise.
26229 * unwind-dw2-fde-glibc.c: Likewise.
26230 * unwind-dw2-fde.c: Likewise.
26231 * unwind-dw2-fde.h: Likewise.
26232 * unwind-dw2.c: Likewise.
26233 * unwind-dw2.h: Likewise.
26234 * unwind-generic.h: Likewise.
26235 * unwind-pe.h: Likewise.
26236 * unwind-sjlj.c: Likewise.
26237 * unwind.inc: Likewise.
26238 * config/arm/neon-gen.ml: Change generated copyright header to
26239 refer to version 3 of the GNU General Public License with
26240 version 3.1 of the GCC Runtime Library Exception and to point
26241 readers at the COPYING3 and COPYING3.RUNTIME files and the
26242 FSF's license web page.
26243 * config/arm/arm_neon.h: Regenerate.
26245 2009-04-09 Jakub Jelinek <jakub@redhat.com>
26247 * config/cris/cris.md: Change copyright header to refer to version
26248 3 of the GNU General Public License.
26249 * doc/install.texi2html: Change copyright header to refer to version
26250 3 of the GNU General Public License and to point readers at the
26251 COPYING3 file and the FSF's license web page.
26252 * config/vax/linux.h: Likewise.
26254 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26256 * config/i386/i386.md (cmpcc): New.
26257 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
26258 (sync_compare_and_swap_cc*): Delete.
26260 * config/s390/s390.c (s390_compare_emitted): Remove.
26261 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
26262 s390_compare_emitted used to be handled. Assert that modes match.
26263 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
26264 refer to sync_compare_and_swap_ccsi.
26265 * config/s390/s390.h (s390_compare_emitted): Remove.
26266 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
26267 instead of s390_compare_emitted.
26268 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
26269 instead of s390_compare_emitted.
26270 * config/s390/s390.md (cmpcc): New.
26271 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
26272 CC_REGNUM, do not pretend it's set.
26273 (sync_compare_and_swap_cc*): Delete.
26274 * config/s390/predicates.md (cc_reg_operand): New.
26276 * expr.c (sync_compare_and_swap_cc): Delete.
26277 * optabs.h (sync_compare_and_swap_cc): Delete.
26278 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
26279 is being used with can_compare_p.
26280 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
26281 (find_cc_set): New.
26282 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
26283 look for a MODE_CC set instead. Use emit_store_flag.
26284 (expand_compare_and_swap_loop): Likewise, with some additional
26285 complication to avoid a force_reg when useless. Use
26286 emit_cmp_and_jump_insns.
26287 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
26288 * doc/md.texi (sync_compare_and_swap_cc): Merge with
26289 sync_compare_and_swap documentation.
26291 2009-04-09 Jan Hubicka <jh@suse.cz>
26293 * except.c (find_prev_try): Break out from ....
26294 (duplicate_eh_regions): ... here; properly update prev_try pointers
26295 when duplication part of tree.
26296 (dump_eh_tree): Improve dumping.
26297 (verify_eh_region): New.
26298 (verify_eh_tree): Use it.
26300 2009-04-06 Richard Guenther <rguenther@suse.de>
26302 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
26303 &ARRAY addresses by adjusting their types and prepending
26305 * tree-cfg.c (verify_gimple_assign_single): Verify that
26306 addresses are correct.
26308 2009-04-09 Richard Guenther <rguenther@suse.de>
26310 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
26311 indices into an array reference if possible.
26312 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26313 Fold POINTER_PLUS_EXPR statements with invariant address.
26315 2009-04-09 Alan Modra <amodra@bigpond.net.au>
26318 * config.gcc (powerpc64-*-linux*): Always build biarch.
26320 2009-04-09 Joseph Myers <joseph@codesourcery.com>
26323 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
26324 it and pedwarn if this results in an INTEGER_CST.
26326 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26328 * doc/install.texi: Update minimum GMP version. Remove obsolete
26329 text in MPFR section.
26331 2009-04-08 Jakub Jelinek <jakub@redhat.com>
26333 * dwarf2out.c (class_scope_p): New static inline.
26334 (class_or_namespace_scope_p): Use it.
26335 (gen_variable_die): Use DW_TAG_member tag for static data member
26336 declarations instead of DW_TAG_variable.
26338 PR middle-end/39573
26339 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
26342 2009-04-08 Richard Guenther <rguenther@suse.de>
26344 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
26345 valueize random data.
26347 2009-04-08 David Edelsohn <edelsohn@gnu.org>
26349 * config.gcc (aix tm_file): Add aix-stdint.h.
26350 (aix tm clause use_gcc_stdint): Set to wrap.
26351 * config/rs6000/aix-stdint.h: New file.
26353 2009-04-08 Richard Guenther <rguenther@suse.de>
26355 PR middle-end/36291
26356 * tree-dfa.c (add_referenced_var): Do not recurse into
26357 global initializers.
26358 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26360 (fold_const_aggregate_ref): Likewise.
26362 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26364 * recog.c (ordered_comparison_operator): New.
26365 * gensupport.c (std_preds): Add it.
26366 * doc/md.texi (Machine-Independent Predicates): Document it.
26368 2009-04-08 Jan Hubicka <jh@suse.cz>
26370 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
26371 * function.h (rtl_eh): Remove exception_handler_label_map.
26372 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
26373 remove_exception_handler_label, for_each_eh_label_1): Remove.
26374 (rtl_remove_unreachable_regions): Remove.
26375 (convert_from_eh_region_ranges): Do not remove unreachable regions.
26376 (find_exception_handler_labels): Don't build the hashtable.
26377 (maybe_remove_eh_handler): Remove.
26378 (for_each_eh_label): Rewrite to walk the tree.
26379 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
26380 * except.h (maybe_remove_eh_handler): Remove.
26381 * passes.c (init_optimization_passes): Schedule second EH cleanup
26383 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
26384 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26386 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26388 * genoutput.c (validate_optab_operands): New.
26389 (gen_insn, gen_expand): Call it.
26391 * genflags.c (gen_insn): Detect misused iterators.
26392 (main): Pass line_no to gen_insn, exit with status 1 on error.
26394 * genextract.c (line_no): Make global.
26395 (VEC_safe_set_locstr): Change assertion to error message.
26396 (main): Exit with status 1 on error.
26398 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26402 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26403 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26404 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26405 * c-convert.c (convert): Do not call fold on results of conversion
26406 functions when the result is a C_MAYBE_CONST_EXPR.
26407 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26408 of __builtin_choose_expr.
26409 * c-typeck.c (remove_c_maybe_const_expr): New.
26410 (build_unary_op, build_conditional_expr, build_compound_expr,
26411 build_binary_op, c_objc_common_truthvalue_conversion): Call
26412 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26415 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26417 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26418 CODE to produce a new one. Add a prototype to use fold_convert_const
26420 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26423 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26424 mix declarations and code.
26426 2009-04-08 Ben Elliston <bje@au.ibm.com>
26428 * gcc.c: Replace `CC' with `GCC' throughout.
26430 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26432 * doc/invoke.texi: Document Atom support.
26434 2009-04-07 Jason Merrill <jason@redhat.com>
26437 * c-common.h, c-common.c: Add flag_pretty_templates.
26438 * c-opts.c (c_common_handle_option): Set it.
26439 * c.opt: Add -fno-pretty-templates.
26440 * doc/invoke.texi (C++ Dialect Options): Likewise.
26442 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26444 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26445 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26446 (ia64_expand_builtin): Likewise.
26448 2009-04-07 Martin Jambor <mjambor@suse.cz>
26450 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26451 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26452 ADDR_EXPRS are include too.
26454 2009-04-07 Richard Guenther <rguenther@suse.de>
26456 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26457 decls are only used if passes as parameters or if they are
26458 local statics and the call is not to a builtin.
26459 (call_may_clobber_ref_p_1): Likewise.
26461 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26463 * expr.c (do_store_flag): Remove last argument. Simplify code
26464 to avoid duplication of tests already done by can_compare_p.
26465 (expand_expr_real_1): Adjust caller.
26467 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26469 * optabs.c (can_compare_p): Test the predicate of a
26470 cbranch and cstore pattern.
26472 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26474 * expr.c (convert_move): Use emit_store_flag instead of
26477 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26479 * config/i386/i386.c (ix86_compare_emitted): Remove.
26480 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26481 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26482 * config/i386/i386.h (ix86_compare_emitted): Remove.
26483 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26484 instead of ix86_compare_emitted.
26485 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26487 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26489 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26490 Add t-sysroot-suffix to tmake_file.
26491 * config/print-sysroot-suffix.sh: New file.
26492 * config/t-sysroot-suffix: New file.
26494 2009-04-07 Ben Elliston <bje@au.ibm.com>
26496 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26497 as the latter produces a warning when the target does not support
26500 2009-04-07 Ben Elliston <bje@au.ibm.com>
26502 * dfp.c: Replace type punning assignments with memcpy throughout.
26503 * Makefile.in (dfp.o-warn): Remove.
26505 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26508 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26509 Include soft-fp/t-softfp after rs6000/t-linux64.
26511 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26513 * stor-layout.c (set_sizetype): Use the full precision of their
26514 machine mode for bitsize types.
26516 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26518 * config/i386/i386.md: Revert 2 accidental checkins.
26520 2009-04-06 Joey Ye <joey.ye@intel.com>
26521 Xuepeng Guo <xuepeng.guo@intel.com>
26522 H.J. Lu <hongjiu.lu@intel.com>
26524 Atom pipeline model, tuning and insn selection.
26525 * config.gcc (atom): Add atom config options and target.
26527 * config/i386/atom.md: New.
26529 * config/i386/i386.c (atom_cost): New cost.
26530 (m_ATOM): New macro flag.
26531 (initial_ix86_tune_features): Set m_ATOM.
26532 (x86_accumulate_outgoing_args): Likewise.
26533 (x86_arch_always_fancy_math_387): Likewise.
26534 (processor_target): Add Atom cost.
26535 (cpu_names): Add Atom cpu name.
26536 (override_options): Set Atom ISA.
26537 (ix86_issue_rate): New case PROCESSOR_ATOM.
26538 (ix86_adjust_cost): Likewise.
26540 * config/i386/i386.h (TARGET_ATOM): New target macro.
26541 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26542 (TARGET_OPT_AGU): New target option.
26543 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26544 (processor_type): Add PROCESSOR_ATOM.
26546 * config/i386/i386.md (cpu): Add new value "atom".
26547 (use_carry, movu): New attr.
26548 (atom.md): Include atom.md.
26549 (adddi3_carry_rex64): Set attr "use_carry".
26550 (addqi3_carry): Likewise.
26551 (addhi3_carry): Likewise.
26552 (addsi3_carry): Likewise.
26553 (*addsi3_carry_zext): Likewise.
26554 (subdi3_carry_rex64): Likewise.
26555 (subqi3_carry): Likewise.
26556 (subhi3_carry): Likewise.
26557 (subsi3_carry): Likewise.
26558 (x86_movdicc_0_m1_rex64): Likewise.
26559 (*x86_movdicc_0_m1_se): Likewise.
26560 (x86_movsicc_0_m1): Likewise.
26561 (*x86_movsicc_0_m1_se): Likewise.
26562 (*adddi_1_rex64): Emit add insn as much as possible.
26563 (*addsi_1): Likewise.
26564 (return_internal): Set atom_unit.
26565 (return_internal_long): Likewise.
26566 (return_pop_internal): Likewise.
26567 (*rcpsf2_sse): Set atom_sse_attr attr.
26568 (*qrt<mode>2_sse): Likewise.
26569 (*prefetch_sse): Likewise.
26571 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26573 (ix86_target_macros_internal): Likewise.
26575 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26576 (*prefetch_sse_rex): Likewise.
26577 (sse_rcpv4sf2): Likewise.
26578 (sse_vmrcpv4sf2): Likewise.
26579 (sse_sqrtv4sf2): Likewise.
26580 (<sse>_vmsqrt<mode>2): Likewise.
26581 (sse_ldmxcsr): Likewise.
26582 (sse_stmxcsr): Likewise.
26583 (*sse_sfence): Likewise.
26584 (sse2_clflush): Likewise.
26585 (*sse2_mfence): Likewise.
26586 (*sse2_lfence): Likewise.
26587 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26588 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26589 (avx_movdqu<avxmodesuffix>): Likewise.
26590 (avx_lddqu<avxmodesuffix>): Likewise.
26591 (sse2_movntv2di): Change attr "type" to "ssemov".
26592 (sse2_movntsi): Likewise.
26593 (rsqrtv8sf2): Change attr "type" to "sseadd".
26594 (sse3_addsubv2df3): Set attr "atom_unit".
26595 (sse3_h<plusminus_insn>v4sf3): Likewise.
26596 (*sse2_pmaddwd): Likewise.
26597 (*vec_extractv2di_1_rex64): Likewise.
26598 (*vec_extractv2di_1_avx): Likewise.
26599 (sse2_psadbw): Likewise.
26600 (ssse3_phaddwv8hi3): Likewise.
26601 (ssse3_phaddwv4hi3): Likewise.
26602 (ssse3_phadddv4si3): Likewise.
26603 (ssse3_phadddv2si3): Likewise.
26604 (ssse3_phaddswv8hi3): Likewise.
26605 (ssse3_phaddswv4hi3): Likewise.
26606 (ssse3_phsubwv8hi3): Likewise.
26607 (ssse3_phsubwv4hi3): Likewise.
26608 (ssse3_phsubdv4si3): Likewise.
26609 (ssse3_phsubdv2si3): Likewise.
26610 (ssse3_phsubswv8hi3): Likewise.
26611 (ssse3_phsubswv4hi3): Likewise.
26612 (ssse3_pmaddubsw128): Likewise.
26613 (sse3_pmaddubsw: Likewise.
26614 (ssse3_palignrti): Likewise.
26615 (ssse3_palignrdi): Likewise.
26617 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26619 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26621 2009-04-06 Richard Guenther <rguenther@suse.de>
26623 PR tree-optimization/28868
26624 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26625 of which PHI results we inserted.
26626 (insert_into_preds_of_block): Record inserted PHIs.
26627 (eliminate): Eliminate redundant PHI nodes.
26628 (init_pre): Init inserted_phi_names.
26630 2009-04-06 Richard Guenther <rguenther@suse.de>
26632 PR tree-optimization/39643
26633 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26634 IMAGPART_EXPRs of complex constants.
26635 (execute_fold_all_builtins): If we folded a call queue
26636 TODO_update_address_taken.
26638 2009-04-06 Jan Hubicka <jh@suse.cz>
26640 PR middle-end/39659
26641 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26644 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26646 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26648 (ic_invalidate_array): Likewise.
26650 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26652 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26653 alignment for library calls.
26655 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26657 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26658 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26659 * config/i386/mingw-stdint.h: New file.
26661 2009-04-05 Richard Guenther <rguenther@suse.de>
26663 PR tree-optimization/39648
26664 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26665 our &A vs. &A[0] IL deficiencies.
26667 2009-04-04 Jan Hubicka <jh@suse.cz>
26669 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26670 removed toplevel regions.
26671 (sjlj_mark_call_sites): Likewise.
26673 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26675 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26676 (cygwin tm clause use_gcc_stdint): Set to wrap.
26677 * config/i386/cygwin-stdint.h: New file.
26679 2009-04-04 Richard Guenther <rguenther@suse.de>
26681 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26682 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26683 single-argument PHIs if we are in loop-closed SSA form.
26684 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26685 for the pre-condition.
26686 (slpeel_tree_peel_loop_to_edge): Likewise.
26687 (vect_build_loop_niters): Take an optional sequence to append stmts.
26688 (vect_generate_tmps_on_preheader): Likewise.
26689 (vect_do_peeling_for_loop_bound): Take extra guards for the
26691 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26692 the cost model check.
26693 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26694 guards if we are going to peel. Do not apply versioning in that case.
26695 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26696 (vect_do_peeling_for_loop_bound): Likewise.
26697 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26698 loop bound only record extra pre-conditions, do not apply loop
26701 2009-04-04 Richard Guenther <rguenther@suse.de>
26703 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26706 2009-04-04 Jan Hubicka <jh@suse.cz>
26708 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26709 last_basic_block for size of bb->index indexed array.
26710 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26711 compute_out, link_btr_uses, build_btr_def_use_webs,
26712 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26714 2009-04-04 Jan Hubicka <jh@suse.cz>
26716 * except.c (remove_eh_handler_and_replace): Break out from ...
26717 (remove_eh_handler): ... here.
26718 (bring_to_root): New function.
26719 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26720 handled ones, bring others to root of tree.
26722 2009-04-04 Jan Hubicka <jh@suse.cz>
26724 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26725 (all_phis_safe_to_merge): New function.
26726 (update_info): New structure.
26727 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26728 (cleanup_empty_eh): Update SSA if possible.
26730 2009-04-04 Richard Guenther <rguenther@suse.de>
26732 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26733 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26734 (append_vuse): Likewise.
26736 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26738 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26739 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26740 instead of REG_UNSAVED for DW_CFA_undefined.
26741 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26742 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26745 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26748 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26750 2009-04-04 Richard Guenther <rguenther@suse.de>
26752 PR tree-optimization/8781
26753 PR tree-optimization/37892
26754 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26755 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26756 (valueize_refs): Call it for *& valueizations.
26757 (shared_reference_ops_from_ref): Rename to ...
26758 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26759 (shared_reference_ops_from_call): Rename to ...
26760 (valueize_shared_reference_ops_from_call): ... this and valueize.
26761 (vn_reference_lookup): Update.
26762 (visit_reference_op_call): Likewise.
26763 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26764 (eliminate): Value-replace the call address in call statements.
26766 2009-04-04 Richard Guenther <rguenther@suse.de>
26768 PR tree-optimization/39636
26769 * tree-ssa-forwprop.c
26770 (forward_propagate_addr_into_variable_array_index): Check for
26771 GIMPLE_ASSIGN before accessing the rhs code.
26773 2009-04-03 Jason Merrill <jason@redhat.com>
26775 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26777 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26779 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26780 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26781 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26782 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26783 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26784 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26785 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26786 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26787 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26788 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26789 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26790 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26791 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26792 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26793 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26794 Use fr_reg_or_fp01_operand instead of fr_register_operand
26796 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26797 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26798 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26800 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26802 PR rtl-optimization/39607
26803 PR rtl-optimization/39631
26807 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26808 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26809 instead of DF_LR_OUT.
26810 * ira-lives.c (process_bb_node_lives): Ditto.
26811 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26812 instead of DF_LR_{OUT,IN}.
26813 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26814 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26816 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26818 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26819 (execute_lower_omp): Always run but take the short way out if -fopenmp
26821 (gate_lower_omp): Remove, forcing the pass manager to always run the
26822 pass and always set PROP_gimple_lomp.
26823 (pass_lower_omp): Remove gate function.
26824 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26825 PROP_trees. Instead, require it.
26826 * ipa-cp.c (pass_ipa_cp): Likewise.
26827 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26828 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26829 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26830 and PROP_gimple_leh.
26832 2009-04-03 Richard Guenther <rguenther@suse.de>
26834 PR middle-end/13146
26835 PR tree-optimization/23940
26836 PR tree-optimization/33237
26837 PR middle-end/33974
26838 PR middle-end/34093
26839 PR tree-optimization/36201
26840 PR tree-optimization/36230
26841 PR tree-optimization/38049
26842 PR tree-optimization/38207
26843 PR tree-optimization/38230
26844 PR tree-optimization/38301
26845 PR tree-optimization/38585
26846 PR middle-end/38895
26847 PR tree-optimization/38985
26848 PR tree-optimization/39299
26849 * tree-ssa-structalias.h: Remove.
26850 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26851 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26852 (struct vuse_element_d): Remove.
26853 (struct vuse_vec_d): Likewise.
26854 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26855 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26856 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26857 VUSE_ELEMENT_VAR): Likewise.
26858 (struct voptype_d): Likewise.
26859 (NUM_VOP_FREE_BUCKETS): Likewise.
26860 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26861 (struct stmt_operands_d): Remove.
26862 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26863 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26864 VDEF_NUM, VDEF_VECT): Likewise.
26865 (copy_virtual_operands): Remove.
26866 (operand_build_cmp): Likewise.
26867 (create_ssa_artificial_load_stmt): Likewise.
26868 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26869 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26870 vuse_index and mayuse_index members. Pack and move done and iter_type
26871 members to the front.
26872 (SSA_OP_VMAYUSE): Remove.
26873 (SSA_OP_VIRTUAL_USES): Adjust.
26874 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26875 (unlink_stmt_vdef): Declare.
26876 (add_to_addressable_set): Remove.
26877 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26878 (vrp_visit_stmt): Likewise.
26879 * doc/tree-ssa.texi (Alias analysis): Update.
26880 * doc/invoke.texi (max-aliased-vops): Remove docs.
26881 (avg-aliased-vops): Likewise.
26882 * tree-into-ssa.c (syms_to_rename): Remove.
26883 (need_to_update_vops_p): Likewise.
26884 (need_to_initialize_update_ssa_p): Rename to ...
26885 (update_ssa_initialized_fn): ... this. Track function we are
26887 (symbol_marked_for_renaming): Simplify.
26888 (add_new_name_mapping): Do not set need_to_update_vops_p.
26889 (dump_currdefs): Use SYMS_TO_RENAME.
26890 (rewrite_update_stmt): Always walk all uses/defs.
26891 (dump_update_ssa): Adjust.
26892 (init_update_ssa): Take function argument. Track what we are
26894 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26895 (create_new_def_for): Initialize for cfun, assert we are initialized
26897 (mark_sym_for_renaming): Simplify.
26898 (mark_set_for_renaming): Do not initialize update-ssa.
26899 (need_ssa_update_p): Simplify. Take function argument.
26900 (name_mappings_registered_p): Assert we ask for the correct function.
26901 (name_registered_for_update_p): Likewise.
26902 (ssa_names_to_replace): Likewise.
26903 (release_ssa_name_after_update_ssa): Likewise.
26904 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26905 (dump_decl_set): Do not print a newline.
26906 (debug_decl_set): Do it here.
26907 (dump_update_ssa): And here.
26908 * tree-ssa-loop-im.c (move_computations): Adjust.
26909 (movement_possibility): Likewise.
26910 (determine_max_movement): Likewise.
26911 (gather_mem_refs_stmt): Likewise.
26912 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26913 or NAME_MEMORY_TAG.
26914 * tree-complex.c (update_all_vops): Remove.
26915 (expand_complex_move): Adjust.
26916 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26917 Simplify test for memory referencing statement. Exclude
26918 non-invariant ADDR_EXPRs.
26919 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26920 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26921 (rdg_flag_uses): Likewise.
26922 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26924 (tree_optimize_tail_calls_1): Also split the
26925 edge from the entry block if we have degenerate PHI nodes in
26926 the first basic block.
26927 * tree.c (init_ttree): Remove memory-tag related code.
26928 (tree_code_size): Likewise.
26929 (tree_node_structure): Likewise.
26930 (build7_stat): Re-write to be build6_stat.
26931 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26932 (SSA_VAR_P): Adjust.
26933 (struct tree_memory_tag): Remove.
26934 (struct tree_memory_partition_tag): Likewise.
26935 (union tree_node): Adjust.
26936 (build7): Re-write to be build6.
26937 * tree-pass.h (pass_reset_cc_flags): Remove.
26938 (TODO_update_address_taken): New flag.
26939 (pass_simple_dse): Remove.
26940 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26941 * params.h (MAX_ALIASED_VOPS): Remove.
26942 (AVG_ALIASED_VOPS): Likewise.
26943 * omp-low.c (expand_omp_taskreg): Update SSA form.
26944 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26945 aliases the lhs in a copy stmt.
26946 * tree-ssa-dse.c (struct address_walk_data): Remove.
26947 (memory_ssa_name_same): Likewise.
26948 (memory_address_same): Likewise.
26949 (get_kill_of_stmt_lhs): Likewise.
26950 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26951 unused stores. Look through PHI nodes into post-dominated regions.
26952 (dse_optimize_stmt): Simplify. Properly remove stores.
26953 (tree_ssa_dse): Compute dominators.
26954 (execute_simple_dse): Remove.
26955 (pass_simple_dse): Likewise.
26956 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26957 gimple_loaded_syms and gimple_stored_syms computation.
26958 * toplev.c (dump_memory_report): Dump alias and pta stats.
26959 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26960 (vn_reference_eq): Likewise.
26961 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26962 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26963 valueize_vuses): Remove.
26964 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26965 (get_def_ref_stmt_vuse): ... this.
26966 (vn_reference_lookup_2): New function.
26967 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26968 walking equivalent vuses. Simplify.
26969 (vn_reference_lookup): Likewise.
26970 (vn_reference_insert): Likewise.
26971 (vn_reference_insert_pieces): Likewise.
26972 (visit_reference_op_call): Simplify.
26973 (visit_reference_op_load): Likewise.
26974 (visit_reference_op_store): Likewise.
26975 (init_scc_vn): Remove shared_lookup_vuses initialization.
26976 (free_scc_vn): Remove shared_lookup_vuses freeing.
26977 (sort_vuses, sort_vuses_heap): Remove.
26978 (get_ref_from_reference_ops): Export.
26979 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26980 vector with single vuse pointer.
26981 (vn_reference_lookup_pieces, vn_reference_lookup,
26982 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26983 (shared_vuses_from_stmt): Remove.
26984 (get_ref_from_reference_ops): Declare.
26985 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26986 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26987 memory-tag related code.
26988 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26989 (likely_value): Add comment, skip static-chain of call statements.
26990 (surely_varying_stmt_p): Adjust.
26991 (gimplify_and_update_call_from_tree): Likewise.
26992 (execute_fold_all_builtins): Do not rebuild alias info.
26993 (gimplify_and_update_call_from_tree): Properly update VOPs.
26994 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26995 (copy_ref_info): Remove memory-tag related code.
26996 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26997 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26998 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
27000 * tree-ssa-dom.c (gimple_p): Remove typedef.
27001 (eliminate_redundant_computations): Adjust.
27002 (record_equivalences_from_stmt): Likewise.
27003 (avail_expr_hash): Likewise.
27004 (avail_expr_eq): Likewise.
27005 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
27006 (stmt_makes_single_load): Likewise.
27007 (stmt_makes_single_store): Likewise.
27008 * tree-ssa-alias.c: Rewrite completely.
27009 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
27010 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
27011 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
27012 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
27013 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
27014 Remove public functions.
27015 (pass_reset_cc_flags): Remove.
27016 (pass_build_alias): Move ...
27017 * tree-ssa-structalias.c (pass_build_alias): ... here.
27018 * tree-ssa-alias.c (may_be_aliased): Move ...
27019 * tree-flow-inline.h (may_be_aliased): ... here.
27020 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
27021 count_uses_and_derefs): Move ...
27022 * gimple.c: ... here.
27023 * gimple.h (count_uses_and_derefs): Declare.
27024 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
27025 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
27026 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
27027 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
27028 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
27029 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
27030 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
27032 * tree-dfa.c (refs_may_alias_p): Move ...
27033 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
27034 * tree-ssa-alias.h: New file.
27035 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
27036 (statement_sink_location): Likewise.
27037 * opts.c (decode_options): Do not adjust max-aliased-vops or
27038 avg-aliased-vops values.
27039 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
27040 (TV_CALL_CLOBBER): Likewise.
27041 (TV_FLOW_SENSITIVE): Likewise.
27042 (TV_FLOW_INSENSITIVE): Likewise.
27043 (TV_MEMORY_PARTITIONING): Likewise.
27044 (TV_ALIAS_STMT_WALK): New timevar.
27045 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
27046 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
27047 (get_address_description): Remove memory-tag related code.
27048 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
27049 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
27050 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
27051 and immediate uses in statements. Document.
27052 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
27053 (dump_symbols): Remove.
27054 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
27055 * alias.c (get_deref_alias_set): New function split out from ...
27056 (get_alias_set): ... here.
27057 * alias.h (get_deref_alias_set): Declare.
27058 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
27059 type parameter. Remove restrict pointer handling. Create a
27060 ref-all pointer in case type-based alias sets do not conflict.
27061 (vect_analyze_data_refs): Remove SMT related code.
27062 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
27063 (vectorizable_load): Likewise.
27064 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
27065 (DR_SYMBOL_TAG, DR_VOPS): Remove.
27066 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
27067 Ignore vops and SMTs.
27068 (dr_analyze_alias): Likewise..
27069 (free_data_ref): Likewise.
27070 (create_data_ref): Likewise.
27071 (analyze_all_data_dependences): Likewise.
27072 (get_references_in_stmt): Adjust.
27073 * tree-flow-inline.h (gimple_aliases_computed_p,
27074 gimple_addressable_vars, gimple_call_clobbered_vars,
27075 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
27076 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
27077 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
27078 gimple_mem_ref_stats): Remove.
27079 (gimple_vop): New function.
27080 (op_iter_next_use): Remove vuses and mayuses cases.
27081 (op_iter_next_def): Remove vdefs case.
27082 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
27083 (clear_and_done_ssa_iter): Do not set removed fields.
27084 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
27085 Assert we are not iterating over vuses or vdefs if not also
27086 iterating over uses or defs.
27087 (op_iter_init_use): Likewise.
27088 (op_iter_init_def): Likewise.
27089 (op_iter_next_vdef): Remove.
27090 (op_iter_next_mustdef): Likewise.
27091 (op_iter_init_vdef): Likewise.
27092 (compare_ssa_operands_equal): Likewise.
27093 (link_use_stmts_after): Handle vuse operand.
27094 (is_call_used): Use is_call_clobbered.
27095 (is_call_clobbered): Global variables are always call clobbered,
27096 query the call-clobbers bitmap.
27097 (mark_call_clobbered): Ignore global variables.
27098 (clear_call_clobbered): Likewise.
27099 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
27100 virtual operands sanity check.
27101 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
27103 (TARGET_MEM_REF): Remove TMR_TAG operand.
27104 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
27105 Remove call-clobber related code.
27106 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
27107 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
27108 partitions or escape reason.
27109 (get_single_def_stmt, get_single_def_stmt_from_phi,
27110 get_single_def_stmt_with_phi): Remove.
27111 (dump_referenced_vars): Tidy.
27112 (get_ref_base_and_extent): Allow bare decls.
27113 (collect_dfa_stats): Adjust.
27114 * graphite.c (rename_variables_in_stmt): Adjust.
27115 (graphite_copy_stmts_from_block): Likewise.
27116 (translate_clast): Likewise.
27117 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
27119 (translate_vuse_through_block): Use the oracle.
27120 (phi_translate_1): Adjust.
27121 (value_dies_in_block_x): Use the oracle. Cache the outcome
27123 (valid_in_sets): Check if the VUSE for
27124 a REFERENCE is available.
27125 (eliminate): Do not remove stmts during elimination,
27126 instead queue and remove them afterwards.
27127 (do_pre): Do not rebuild alias info.
27128 (pass_pre): Run TODO_rebuild_alias before PRE.
27129 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
27130 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
27131 (mark_all_v_defs_stmt): Remove.
27132 (mark_all_v_defs_seq): Adjust.
27133 (sra_replace): Likewise.
27134 (scalarize_use): Likewise.
27135 (scalarize_copy): Likewise.
27136 (scalarize_init): Likewise.
27137 (scalarize_ldst): Likewise.
27138 (todoflags): Remove.
27139 (tree_sra): Do not rebuild alias info.
27140 (tree_sra_early): Adjust.
27141 (pass_sra): Run TODO_update_address_taken before SRA.
27142 * tree-predcom.c (set_alias_info): Remove.
27143 (prepare_initializers_chain): Do not call it.
27144 (mark_virtual_ops_for_renaming): Adjust.
27145 (mark_virtual_ops_for_renaming_list): Remove.
27146 (initialize_root_vars): Adjust.
27147 (initialize_root_vars_lm): Likewise.
27148 (prepare_initializers_chain): Likewise.
27149 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
27150 (may_propagate_copy_into_stmt): Likewise.
27151 (merge_alias_info): Do nothing for now.
27152 (propagate_tree_value_into_stmt): Adjust.
27153 (stmt_may_generate_copy): Likewise.
27154 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
27155 not mark symbols for renaming.
27156 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
27157 with the same statement, make sure to update the new pointed-to one.
27158 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
27159 call statements, do not mark symbols for renaming.
27160 (mark_operand_necessary): Dump something.
27161 (ref_may_be_aliased): New function.
27162 (mark_aliased_reaching_defs_necessary_1): New helper function.
27163 (mark_aliased_reaching_defs_necessary): Likewise.
27164 (mark_all_reaching_defs_necessary_1): Likewise.
27165 (mark_all_reaching_defs_necessary): Likewise.
27166 (propagate_necessity): Do not process virtual PHIs. For
27167 non-aliased loads mark all reaching definitions as necessary.
27168 For aliased loads and stores mark the immediate dominating
27169 aliased clobbers as necessary.
27170 (visited): New global static.
27171 (perform_tree_ssa_dce): Free visited bitmap after propagating
27173 (remove_dead_phis): Perform simple dead virtual PHI removal.
27174 (remove_dead_stmt): Properly unlink virtual operands when
27176 (eliminate_unnecessary_stmts): Schedule PHI removal after
27178 * tree-ssa-ter.c (is_replaceable_p): Adjust.
27179 (process_replaceable): Likewise.
27180 (find_replaceable_in_bb): Likewise.
27181 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
27182 based on the single gimple vop.
27183 (verify_flow_insensitive_alias_info): Remove.
27184 (verify_flow_sensitive_alias_info): Likewise.
27185 (verify_call_clobbering): Likewise.
27186 (verify_memory_partitions): Likewise.
27187 (verify_alias_info): Likewise.
27188 (verify_ssa): Adjust..
27189 (execute_update_addresses_taken): Export. Update SSA
27190 manually. Optimize only when optimizing. Use a local bitmap.
27191 (pass_update_address_taken): Remove TODO_update_ssa, add
27193 (pass_update_address_taken): Just use TODO_update_address_taken.
27194 (init_tree_ssa): Do not initialize addressable_vars.
27195 (verify_ssa): Verify new VUSE / VDEF properties.
27196 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
27197 Do not call verify_alias_info.
27198 (delete_tree_ssa): Clear the VUSE, VDEF operands.
27199 Do not free the loaded and stored syms bitmaps. Reset the escaped
27200 and callused solutions. Do not free addressable_vars.
27201 Remove memory-tag related code.
27202 (warn_uninitialized_var): Aliases are always available.
27203 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
27204 * lambda-code.c (can_put_in_inner_loop): Adjust.
27205 (can_put_after_inner_loop): Likewise.
27206 (perfect_nestify): Likewise.
27207 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
27208 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
27209 (vectorizable_conversion): Do not mark symbols for renaming.
27210 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
27211 (expand_call_inline): Unlink the calls virtual operands before
27213 (tree_function_versioning): Do not call update_ssa if we are not
27214 updating clones. Simplify.
27215 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
27216 (propagate_with_phi): Likewise..
27217 * tree-outof-ssa.c (create_temp): Remove memory tag and call
27218 clobber code. Assert we are not aliased or global.
27219 * tree-flow.h: Include tree-ssa-alias.h
27220 (enum escape_type): Remove.
27221 (struct mem_sym_stats_d): Likewise.
27222 (struct mem_ref_stats_d): Likewise.
27223 (struct gimple_df): Add vop member. Remove global_var,
27224 call_clobbered_vars, call_used_vars, addressable_vars,
27225 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
27226 escaped and callused members.
27227 (struct ptr_info_def): Remove all members, add points-to solution
27229 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
27230 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
27231 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
27232 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
27233 (tree-ssa-alias.o): Likewise.
27234 (toplev.o): Add tree-ssa-alias.h
27235 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
27236 * gimple.c (gimple_set_bb): Fix off-by-one error.
27237 (is_gimple_reg): Do not handle memory tags.
27238 (gimple_copy): Also copy virtual operands.
27239 Delay updating the statement. Do not reset loaded and stored syms.
27240 (gimple_set_stored_syms): Remove.
27241 (gimple_set_loaded_syms): Likewise.
27242 (gimple_call_copy_skip_args): Copy the virtual operands
27243 and mark the new statement modified.
27244 * tree-ssa-structalias.c (may_alias_p): Remove.
27245 (set_uids_in_ptset): Take the alias set to prune with as
27246 parameter. Fold in the alias test of may_alias_p.
27247 (compute_points_to_sets): Compute whether a ptr is dereferenced
27248 in a local sbitmap.
27249 (process_constraint): Deal with &ANYTHING on the lhs, reject all
27250 other ADDRESSOF constraints on the lhs.
27251 (get_constraint_for_component_ref): Assert that we don't get
27252 ADDRESSOF constraints from the base of the reference.
27253 Properly generate UNKNOWN_OFFSET for DEREF if needed.
27254 (struct variable_info): Remove collapsed_to member.
27255 (get_varinfo_fc): Remove.
27256 (new_var_info): Do not set collapsed_to.
27257 (dump_constraint): Do not follow cycles.
27258 (dump_constraint_graph): Likewise.
27259 (build_pred_graph): Likewise.
27260 (build_succ_graph): Likewise.
27261 (rewrite_constraints): Likewise.
27262 (do_simple_structure_copy): Remove.
27263 (do_rhs_deref_structure_copy): Remove.
27264 (do_lhs_deref_structure_copy): Remove.
27265 (collapse_rest_of_var): Remove.
27266 (do_structure_copy): Re-implement.
27267 (pta_stats): New global variable.
27268 (dump_pta_stats): New function.
27269 (struct constraint_expr): Make offset signed.
27270 (UNKNOWN_OFFSET): Define special value.
27271 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
27272 (solution_set_expand): New helper function split out from ...
27273 (do_sd_constraint): ... here.
27274 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
27275 (do_ds_constraint): Likewise.
27276 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
27277 and CALLUSED = *CALLUSED.
27278 (set_union_with_increment): Make inc argument signed.
27279 (type_safe): Remove.
27280 (get_constraint_for_ptr_offset): Handle unknown and negative
27282 (first_vi_for_offset): Handle offsets before start. Bail
27283 out early for offsets beyond the variable extent.
27284 (first_or_preceding_vi_for_offset): New function.
27285 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
27286 Together with ESCAPED = *ESCAPED this properly computes reachability.
27287 (find_what_var_points_to): New function.
27288 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
27289 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
27290 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
27291 pt_solutions_intersect): New functions.
27292 (compute_call_used_vars): Remove.
27293 (compute_may_aliases): New main entry into PTA computation.
27294 * gimple.h (gimple_p): New typedef.
27295 (struct gimple_statement_base): Remove references_memory_p.
27296 (struct gimple_statement_with_memory_ops_base): Remove
27297 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
27299 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
27300 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
27301 gimple_set_references_memory): Remove.
27302 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
27303 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
27305 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
27306 (verify_expr): Allow RESULT_DECL.
27307 (gimple_duplicate_bb): Do not copy virtual operands.
27308 (gimple_duplicate_sese_region): Adjust.
27309 (gimple_duplicate_sese_tail): Likewise.
27310 (mark_virtual_ops_in_region): Remove.
27311 (move_sese_region_to_fn): Do not call it.
27312 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
27313 and pass_simple_dse.
27314 (execute_function_todo): Handle TODO_update_address_taken,
27315 call execute_update_addresses_taken for TODO_rebuild_alias.
27316 (execute_todo): Adjust.
27317 (execute_one_pass): Init dump files early.
27318 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
27320 (create_general_new_stmt): Clear vops.
27321 * tree-ssa-reassoc.c (get_rank): Adjust.
27322 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
27323 symbols for renaming.
27324 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
27325 (PARAM_AVG_ALIASED_VOPS): Likewise.
27326 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
27327 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
27328 * tree-ssa-operands.c: Simplify for new virtual operand representation.
27329 (operand_build_cmp, copy_virtual_operands,
27330 create_ssa_artificial_load_stmt, add_to_addressable_set,
27331 gimple_add_to_addresses_taken): Remove public functions.
27332 (unlink_stmt_vdef): New function.
27334 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27336 * config.gcc (powerpc-*-linux*): Merge variants.
27338 2009-04-02 Chao-ying Fu <fu@mips.com>
27339 James Grosbach <james.grosbach@microchip.com>
27341 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
27342 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
27344 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
27345 keep_interrupts_masked_p, use_debug_exception_return_p.
27346 (mips_attribute_table): Add interrupt, use_shadow_register_set,
27347 keep_interrupts_masked, use_debug_exception_return.
27348 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
27349 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
27351 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
27352 (mips_print_operand): Process COP0 registers to print $0 .. $31
27353 correctly for GAS to process.
27354 (mips_interrupt_extra_call_saved_reg_p): New function.
27355 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
27357 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
27358 (mips_compute_frame_info): Add supports for interrupt context that
27359 includes doubleword accumulators and COP0 registers.
27360 (mips_for_each_saved_acc): New function.
27361 (mips_for_each_saved_gpr_and_fpr): Change the function name from
27362 mips_for_each_saved_reg.
27363 (mips_save_reg): Save accumulators.
27364 (mips_kernel_reg_p): A new for_each_rtx callback.
27365 (mips_expand_prologue): Support interrupt handlers.
27366 (mips_restore_reg): Restore accumulators.
27367 (mips_expand_epilogue): Support interrupt handlers.
27368 (mips_can_use_return_insn): Return false for interrupt handlers.
27369 (mips_epilogue_uses): New function.
27370 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
27371 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
27372 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
27373 cop0_move): New instructions.
27374 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
27375 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
27377 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
27379 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
27380 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
27381 interrupt handlers, we use K0 as the temporary register.
27382 (EPILOGUE_USES): Change to a function call.
27383 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
27384 handlers, we use K0 as the temporary register.
27386 * doc/extend.texi (Function Attributes): Document interrupt,
27387 use_shadow_register_set, keep_interrupts_masked,
27388 use_debug_exception_return for MIPS attributes.
27390 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27392 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27393 Remove a number of t-files from tmake_file.
27394 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27395 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27396 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27397 target_prototype, not TARGET_PROTOTYPE.
27398 (LINK_OS_GNU_SPEC): Define.
27399 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27400 and darwin-ldoubdle.c.
27402 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27405 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27406 (cpp_options): Ditto.
27407 (default_compilers): Ditto.
27408 (display_help): Ditto.
27409 (process_command): Ditto.
27410 (do_spec_1): Ditto.
27411 (set_input): Use lbasename instead of duplicate code.
27412 (save_temps_prefix): New static for -save-temps=obj.
27413 (save_temps_length): Ditto.
27415 * doc/invoke.texi (-save-temps=obj): Document new variant to
27416 -save-temps switch.
27418 2009-04-02 Jeff Law <law@redhat.com>
27420 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27423 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27425 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27426 * configure: Regenerated.
27428 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27430 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27431 share the argument list.
27433 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27437 2009-02-12 Diego Novillo <dnovillo@google.com>
27439 * varpool.c (debug_varpool): New.
27440 * cgraph.h (debug_varpool): Declare.
27442 2009-04-02 Jan Hubicka <jh@suse.cz>
27444 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27447 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27449 * config/i386/i386.c (ix86_abi): Move initialization to ...
27450 (override_options): Here.
27452 2009-04-02 Christian Bruel <christian.bruel@st.com>
27454 * config/sh/sh.c (sh_dwarf_register_span): New function.
27455 (TARGET_DWARF_REGISTER_SPAN): Define.
27456 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27458 2009-04-02 Ira Rosen <irar@il.ibm.com>
27460 PR tree-optimization/39595
27461 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27462 interleaved loads group is not greater than the SLP group size.
27464 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27466 * builtins.c (is_builtin_name): New.
27467 (called_as_built_in): Use is_builtin_name.
27468 * tree.h (is_builtin_name): New.
27469 * varasm.c (incorporeal_function_p): Use is_builtin_name
27471 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27473 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27475 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27478 * c-decl.c (clone_underlying_type): Move this ...
27479 * c-common.c (set_underlying_type): ... here.
27480 Also, make sure the function properly sets TYPE_STUB_DECL() on
27481 the newly created typedef variant type.
27482 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27483 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27486 2009-04-02 Richard Guenther <rguenther@suse.de>
27488 PR tree-optimization/37221
27489 * tree-flow.h (degenerate_phi_result): Declare.
27490 * tree-ssa-dom.c (degenerate_phi_result): Export.
27491 * tree-scalar-evolution.c (analyze_initial_condition): If
27492 the initial condition is defined by a degenerate PHI node
27493 use the degenerate value.
27495 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27497 PR rtl-optimization/39588
27498 * combine.c (merge_outer_ops): Do not set the constant when this
27500 (simplify_shift_const_1): Do not modify it either in this case.
27502 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27504 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27505 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27507 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27510 * c-lex.c (interpret_float): Default (no suffix) is double.
27512 2009-04-1 Xinliang David Li <davidxl@google.com>
27514 * config/i386/i386.c (legitimate_constant_p): Recognize
27515 all one vector constant.
27517 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27519 * config/vax/vax.c: Add #includes to silence warnings.
27520 Change #include order to silence two warnings.
27522 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27524 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27525 (ASM_SPEC): Pass -k to the assembler for PIC code.
27527 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27529 * config.gcc: Add vax-*-linux* to the switch.
27530 * config/vax/linux.h: New file. (TARGET_VERSION,
27531 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27533 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27535 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27536 Use predicate macros instead of GET_CODE() == foo.
27537 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27538 ashlsi3, rotrsi3, <unnamed>): Likewise.
27540 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27542 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27543 jbbccihi, jbbccisi): Remova trailing whitespace.
27544 * config/vax/constraints.md: Likewise.
27545 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27546 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27547 * config/vax/predicates.md: Likewise.
27548 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27549 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27550 * config/vax/vax.h: Likewise.
27551 * config/vax/vax.md (nonlocal_goto): Likewise.
27553 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27555 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27556 (indirectable_address_p, adjacent_operands_p): Add spaces around
27558 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27562 * config/vax/vax.c (legitimate_constant_address_p,
27563 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27564 index_term_p, reg_plus_index_p, legitimate_address_p,
27565 vax_mode_dependent_address_p): Update comments to match functions
27566 modified by the recent int->bool conversion.
27568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27570 * config/vax/builtins.md: Update copyright message.
27571 * config/vax/constraints.md: Likewise.
27572 * config/vax/netbsd-elf.h: Likewise.
27573 * config/vax/predicates.md: Likewise.
27574 * config/vax/vax-protos.h: Likewise.
27575 * config/vax/vax.c: Likewise.
27576 * config/vax/vax.h: Likewise.
27577 * config/vax/vax.md: Likewise.
27578 * config/vax/vax.opt: Likewise.
27580 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27582 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27583 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27584 * config/vax/constraints.md (B, R): Likewise.
27585 * config/vax/predicates.md (external_memory_operand,
27586 nonimmediate_addsub_di_operand): Likewise.
27587 * config/vax/vax.c (vax_output_int_add): Likewise.
27588 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27589 untyped_call): Likewise.
27591 2009-04-01 Matt Thomas <matt@3am-software.com>
27593 * config/vax/predicates.md: New file.
27594 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27595 external_const_operand, nonsymbolic_operand, external_memory_operand,
27596 indirect_memory_operand, indexed_memory_operand,
27597 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27598 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27600 * config/vax/constraints.md: New file.
27601 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27603 * config/vax/builtins.md: New file.
27604 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27605 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27607 * config/vax/vax.opt (mqmath): Add option.
27608 * config/vax/vax.md (isfx): Extend with DI.
27609 (VAXintQH, VAXintQHSD): Define.
27610 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27611 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27612 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27613 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27614 (movdi): Update constraints and use vax_output_int_move().
27615 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27616 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27617 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27618 nonlocal_goto): New.
27619 (mov<mode>): Extend accepted operand types.
27620 (subdi3_old): Rename from subdi3, change update constraints and use
27621 a new implementation.
27622 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27623 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27624 MOVE_RATIO, CLEAR_RATIO): Define.
27625 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27626 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27627 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27628 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27629 (split_quadword_operands): Make static and really allow variable
27631 (print_operand_address): Update for PIC generation.
27632 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27633 indexable_address_p, fixup_mathdi_operand,
27634 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27635 (vax_float_literal, legitimate_constant_p,
27636 indirectable_constant_address_p, index_term_p,
27637 reg_plus_index_p): Return bool instead of int.
27638 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27640 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27642 (vax_output_conditional_branch): Indent.
27643 (legitimate_constant_address_p, indirectable_constant_address_p,
27644 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27645 vax_mode_dependent_address_p): Return bool instead of int, update for
27647 * config/vax/vax-protos.h (legitimate_constant_address_p,
27648 legitimate_constant_p, legitimate_address_p,
27649 vax_mode_dependent_address_p): Change declaration to bool.
27650 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27651 vax_expand_addsub_di_operands, vax_output_int_subtract,
27652 vax_output_movmemsi): Declare.
27653 (split_quadword_operands, vax_float_literal): Delete declaration.
27654 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27655 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27656 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27657 ASM_OUTPUT_DWARF_PCREL): Define.
27658 (ASM_SPEC): Change definition to allow PIC generation.
27660 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27662 * doc/sourcebuild.texi: Update front-end requirements.
27664 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27667 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27668 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27669 (booldi3_internal3): Use boolean_or_operator instead of
27672 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27675 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27676 declarator whose size is not an integer constant expression but
27677 folds to an integer constant, then treat it as a constant
27680 2009-04-01 Richard Guenther <rguenther@suse.de>
27682 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27683 i * 4 + 2 to (i * 2 + 1) * 2.
27685 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27688 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27689 return if c_parser_asm_string_literal returned NULL.
27691 2009-04-01 Nick Clifton <nickc@redhat.com>
27693 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27695 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27696 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27697 other typedefs to avoid conflicts with libgcc2.c. Define labels
27698 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27700 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27701 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27704 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27706 * varasm.c (default_function_rodata_section): Declare DOT as
27709 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27710 Andrey Galkin <agalkin@hypercom.com>
27713 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27714 Make object_name unique for each process.
27716 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27719 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27720 addressable variables in the parallel that could go out of scope while
27721 running queued tasks.
27723 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27725 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27726 (CASE_VALUES_THRESHOLD): Redefine.
27727 * config/avr/avr.c (avr_override_options): Remove initialization of
27728 avr_case_values_threshold variable.
27729 (avr_case_values_threshold): Remove variable. Add new function.
27730 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27731 * config/avr/avr.opt (mno-tablejump): Remove option.
27732 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27734 2009-04-01 DJ Delorie <dj@redhat.com>
27736 * varasm.c (default_function_rodata_section): Don't assume
27737 anything about where the first '.' in the section name is.
27739 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27741 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27742 rs6000_emit_stack_tie.
27744 2009-03-31 Ian Lance Taylor <iant@google.com>
27746 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27747 gimple_code with GIMPLE_RESX, not RESX.
27749 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27751 * c-common.c (c_get_ident): New.
27752 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27754 2009-04-01 Ben Elliston <bje@au.ibm.com>
27756 * config/rs6000/sysv4.opt (msdata): Improve option description.
27758 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27760 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27761 (divdf3_internal_lat): Remove.
27762 (divxf3_internal_lat): Remove.
27763 (divxf3_internal_thr): Remove.
27764 (divxf): Use divxf3_internal.
27765 * config/ia64/div.md (divsf3_internal_lat): New.
27766 (divdf3_internal_lat): New.
27767 (divxf3_internal): New.
27769 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27772 * Makefile.in (USE_GCC_STDINT): Define.
27773 (stmp-int-hdrs): Install stdint.h if applicable.
27774 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27776 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27777 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27778 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27779 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27780 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27781 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27782 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27783 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27784 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27785 (c_common_nodes_and_builtins): Initialize
27786 underlying_wchar_type_node. Do not initialize
27787 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27788 nodes for new types.
27789 (c_stddef_cpp_builtins): Define macros for new types.
27790 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27792 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27793 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27794 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27795 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27796 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27797 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27798 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27799 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27800 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27801 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27802 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27803 int16_type_node, int32_type_node, int64_type_node,
27804 uint8_type_node, uint16_type_node, c_uint32_type_node,
27805 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27806 int_least32_type_node, int_least64_type_node,
27807 uint_least8_type_node, uint_least16_type_node,
27808 uint_least32_type_node, uint_least64_type_node,
27809 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27810 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27811 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27812 uintptr_type_node): Define.
27813 * c-cppbuiltin.c (builtin_define_constants,
27814 builtin_define_type_minmax): New.
27815 (builtin_define_stdint_macros): Define more macros.
27816 (c_cpp_builtins): Define more limit macros.
27817 (type_suffix): New.
27818 (builtin_define_type_max): Define in terms of
27819 builtin_define_type_minmax. Remove is_long parameter. All
27821 * config.gcc (use_gcc_stdint): Define.
27822 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27823 Add newlib-stdint.h for generic targets.
27824 * config/glibc-stdint.h, config/newlib-stdint.h,
27825 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27826 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27827 * config/score/score.h (UINTPTR_TYPE): Define.
27828 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27829 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27830 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27831 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27832 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27833 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27834 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27835 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27836 * config/spu/spu.h (STDINT_LONG32): Define.
27837 * configure.ac (use_gcc_stdint): Substitute.
27838 * configure: Regenerate.
27839 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27840 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27841 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27842 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27843 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27844 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27845 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27846 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27847 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27848 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27849 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27850 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27851 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27852 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27853 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27854 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27855 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27856 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27857 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27858 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27859 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27860 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27861 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27862 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27863 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27864 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27865 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27866 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27867 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27869 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27871 * loop-iv.c (suitable_set_for_replacement): Renamed from
27872 simplify_using_assignment; changed to return bool and to accept new
27873 args DEST and SRC. Return true iff we find a source/destination pair
27874 that can be used to make a replacement, and fill SRC and DEST if so.
27875 Remove arg ALTERED. Don't deal with altered regs here. All callers
27877 (simplify_using_initial_values): Deal with altered regs here and track
27878 more precisely the effect they have on the validity of our expression.
27880 * loop-iv.c (simplify_using_condition): A condition of the form
27881 (EQ REG CONST) can be used to simply make a substitution.
27882 (simplify_using_initial_values): Keep track of conditions we have seen
27883 and keep using them to simplify new expressions, while applying the
27884 same substitutions to them as to the expression.
27886 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27887 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27890 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27891 changed. Use this when trying to improve the upper bound.
27892 Generate the comparison by using simplify_gen_relational.
27894 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27896 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27898 (simplify_using_assignment, simplify_using_initial_values): Call
27899 replace_in_expr to make replacements. Call replace_single_def_regs
27900 once on the initial version of the expression.
27902 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27905 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27907 2009-03-31 Richard Guenther <rguenther@suse.de>
27909 PR middle-end/31029
27910 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27911 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27913 2009-03-31 Richard Guenther <rguenther@suse.de>
27915 * tree.h (div_if_zero_remainder): Declare.
27916 * fold-const.c (div_if_zero_remainder): Export.
27917 * tree-ssa-forwprop.c
27918 (forward_propagate_addr_into_variable_array_index): Handle
27919 constant array index addition outside of the variable index.
27921 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27924 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27925 define_splits, floatunssi<mode>2): Require x87 conversions from
27926 DImode to be permitted.
27928 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27930 PR preprocessor/15638
27931 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27933 2009-03-31 Richard Guenther <rguenther@suse.de>
27935 PR middle-end/23401
27936 PR middle-end/27810
27937 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27938 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27939 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27940 a separate statement.
27941 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27942 (lookup_tmp_var): Likewise.
27943 (is_gimple_formal_tmp_or_call_rhs): Remove.
27944 (is_gimple_reg_or_call_rhs): Rename to ...
27945 (is_gimple_reg_rhs_or_call): ... this.
27946 (is_gimple_mem_or_call_rhs): Rename to ...
27947 (is_gimple_mem_rhs_or_call): ... this.
27948 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27949 DECL_GIMPLE_REG_P only if is_formal is true.
27950 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27951 for non-proper post-modify expression gimplification.
27952 (gimplify_self_mod_expr): For post-modify expressions gimplify
27953 the lvalue to a minimal lvalue.
27954 (rhs_predicate_for): Remove formal temp case.
27955 (gimplify_modify_expr_rhs): Likewise.
27956 (gimplify_addr_expr): Use is_gimple_reg.
27957 (gimplify_expr): Remove formal temp cases.
27958 (gimple_regimplify_operands): Likewise.
27959 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27960 and FILTER_EXPR like constants.
27961 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27963 (is_gimple_formal_tmp_rhs): Remove.
27964 (is_gimple_reg_rhs): Remove special casing.
27965 (is_gimple_mem_rhs): Fix.
27966 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27967 (is_gimple_formal_tmp_var): Remove.
27968 (is_gimple_formal_tmp_reg): Likewise.
27969 (is_gimple_min_lval): Allow invariant component ref parts.
27970 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27971 is_gimple_formal_tmp_reg): Remove declarations.
27972 * tree-cfg.c (verify_expr): Verify that variables with address
27973 taken do not have DECL_GIMPLE_REG_P set.
27974 * tree-mudflap.c (mf_build_check_statement_for): Use
27975 force_gimple_operand instead of gimplify_expr.
27977 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27979 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27980 schedulable rows to compute_split_row.
27982 2009-03-31 Ben Elliston <bje@au.ibm.com>
27985 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27988 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27990 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27991 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27992 * configure: Regenerate.
27993 * config.in: Regenerate.
27994 * config/rs6000/rs6000.opt (mtls-markers): Add.
27995 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27996 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27997 (tls_ld_aix, tls_ld_sysv): Likewise.
27998 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27999 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
28001 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28003 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
28005 2009-03-30 Jan Hubicka <jh@suse.cz>
28007 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
28009 (tree_remove_unreachable_handlers): Cleanup EH predecestor
28010 detection and label handling.
28012 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28014 * ira-int.h (ira_allocno): Rename left_conflicts_num to
28015 left_conflicts_size.
28016 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
28017 ALLOCNO_LEFT_CONFLICTS_SIZE.
28019 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
28020 remove_allocno_from_bucket_and_push,
28021 allocno_spill_priority_compare, push_allocnos_to_stack,
28022 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28023 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
28024 (setup_allocno_left_conflicts_num): Ditto. Rename to
28025 setup_allocno_left_conflicts_size.
28026 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28027 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
28028 setup_allocno_left_conflicts_size instead of
28029 setup_allocno_left_conflicts_num.
28031 * ira-build.c (ira_create_allocno): Use
28032 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
28033 ALLOCNO_LEFT_CONFLICTS_NUM.
28035 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28037 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28038 instead of DF_LR_OUT.
28040 * ira-lives.c (process_bb_node_lives): Ditto.
28042 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28043 instead of DF_LR_{OUT,IN}.
28045 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28047 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28049 2009-03-30 Jan Hubicka <jh@suse.cz>
28051 * except.c (label_to_region_map): Fix thinko.
28053 2009-03-30 Steve Ellcey <sje@cup.hp.com>
28055 PR middle-end/38237
28056 * tree.h (tree_find_value): New declaration.
28057 * tree.c (tree_find_value): New function.
28058 * varasm.c (assemble_external): Avoid duplicate entries on lists.
28060 2009-03-30 Jakub Jelinek <jakub@redhat.com>
28063 * c-decl.c (struct c_binding): Add locus field.
28064 (bind): Add locus argument, set locus field from it.
28065 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
28066 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
28067 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
28068 implicitly_declare, undeclared_variable, lookup_label,
28069 declare_label, c_make_fname_decl, c_builtin_function,
28070 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
28073 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
28076 * config/i386/i386.c (classify_argument): Check total size of
28079 2009-03-30 Martin Jambor <mjambor@suse.cz>
28081 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
28082 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
28083 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
28086 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
28087 seen_variable_array_ref while also traversing a union.
28089 * tree-inline.c (optimize_inline_calls): Do not call
28090 cgraph_node_remove_callees.
28091 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
28092 (pass_remove_cgraph_callee_edges): New variable.
28093 * passes.c (init_optimization_passes): Add
28094 pass_remove_cgraph_callee_edges after early inlining and before all
28095 late intraprocedural passes.
28097 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
28099 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28101 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
28102 Fix typos in names.
28104 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28106 * combine.c (simplify_comparison): Use have_insn_for.
28107 * dojump.c (do_jump): Likewise.
28109 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28111 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
28112 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
28113 sparc_compare_op0 like sparc_compare_emitted used to be handled.
28114 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
28115 instead of sparc_compare_emitted.
28116 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
28117 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
28118 instead of sparc_compare_emitted.
28120 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28122 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
28123 enter/exit cfglayout mode.
28124 (pass_partition_block): Require it.
28125 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
28126 (combine_instructions): Track basic blocks instead of labels.
28127 (update_cfg_for_uncondjump): New.
28128 (try_combine): Use it. Update jumps after rescanning.
28129 (pass_combine): Require PROP_cfglayout.
28130 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
28132 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28134 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
28135 Provide/destroy PROP_cfglayout respectively.
28136 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
28137 * tree-pass.h (PROP_cfglayout): New.
28139 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28141 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
28142 fold_convert_const_fixed_from_fixed,
28143 fold_convert_const_fixed_from_int,
28144 fold_convert_const_fixed_from_real, fold_negate_const): Do not
28145 set TREE_CONSTANT_OVERFLOW.
28146 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
28147 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
28149 2009-03-30 Ira Rosen <irar@il.ibm.com>
28151 * tree-vect-loop-manip.c: New file.
28152 * tree-vectorizer.c: Update documentation and included files.
28153 (vect_loop_location): Make extern.
28154 (rename_use_op): Move to tree-vect-loop-manip.c
28155 (rename_variables_in_bb, rename_variables_in_loop,
28156 slpeel_update_phis_for_duplicate_loop,
28157 slpeel_update_phi_nodes_for_guard1,
28158 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
28159 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
28160 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
28161 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
28162 find_loop_location): Likewise.
28163 (new_stmt_vec_info): Move to tree-vect-stmts.c.
28164 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
28165 get_vectype_for_scalar_type, vect_is_simple_use,
28166 supportable_widening_operation, supportable_narrowing_operation):
28168 (bb_in_loop_p): Move to tree-vect-loop.c.
28169 (new_loop_vec_info, destroy_loop_vec_info,
28170 reduction_code_for_scalar_code, report_vect_op,
28171 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
28172 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
28173 (vect_supportable_dr_alignment): Likewise.
28174 * tree-vectorizer.h (tree-data-ref.h): Include.
28175 (vect_loop_location): Declare.
28176 Reorganize function declarations according to the new file structure.
28177 * tree-vect-loop.c: New file.
28178 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
28179 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
28180 * tree-vect-data-refs.c: New file.
28181 * tree-vect-patterns.c (timevar.h): Don't include.
28182 * tree-vect-stmts.c: New file.
28183 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
28184 tree-vect-slp.c, tree-vect-loop.c.
28185 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
28186 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
28187 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
28188 (tree-vect-analyze.o): Remove.
28189 (tree-vect-transform.o): Likewise.
28190 (tree-vect-data-refs.o): Add rule.
28191 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
28192 tree-vect-slp.o): Likewise.
28193 (tree-vect-patterns.o): Remove redundant dependencies.
28194 (tree-vectorizer.o): Likewise.
28195 * tree-vect-slp.c: New file.
28197 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28199 * optc-gen.awk: Warn if an option flag has multiple different
28202 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
28204 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
28205 -floop-block): Document dependences on PPL, CLooG and Graphite.
28207 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28209 PR rtl-optimization/323
28210 * c-common.c (c_fully_fold, convert_and_check,
28211 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
28212 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
28213 * c-common.def (EXCESS_PRECISION_EXPR): New.
28214 * c-cppbuiltin.c (builtin_define_float_constants): Define
28215 constants with enough digits for long double.
28216 * c-lex.c (interpret_float): Interpret constant with excess
28217 precision where appropriate.
28218 * c-opts.c (c_common_post_options): Set
28219 flag_excess_precision_cmdline. Give an error for
28220 -fexcess-precision=standard for C++ for processors where the
28221 option is significant.
28222 * c-parser.c (c_parser_conditional_expression): Handle excess
28223 precision in condition.
28224 * c-typeck.c (convert_arguments): Handle arguments with excess
28226 (build_unary_op): Move excess precision outside operation.
28227 (build_conditional_expr): Likewise.
28228 (build_compound_expr): Likewise.
28229 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
28230 (build_modify_expr): Handle excess precision in RHS.
28231 (convert_for_assignment): Handle excess precision in converted
28233 (digest_init, output_init_element, process_init_element): Handle
28234 excess precision in initializer.
28235 (c_finish_return): Handle excess precision in return value.
28236 (build_binary_op): Handle excess precision in operands and add
28237 excess precision as needed for operation.
28238 * common.opt (-fexcess-precision=): New option.
28239 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
28240 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
28241 For standard excess precision, output explicit conversion to and
28242 truncation from XFmode.
28243 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
28244 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
28245 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
28246 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
28247 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
28248 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
28249 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
28250 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
28251 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
28252 define_splits, sqrt<mode>2): Disable where appropriate for
28253 standard excess precision.
28254 * convert.c (convert_to_real): Do not shorten arithmetic to type
28255 for which excess precision would be used.
28256 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
28257 * doc/invoke.texi (-fexcess-precision=): Document option.
28258 (-mfpmath=): Correct index entry.
28259 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
28260 flag_excess_precision): New.
28261 * langhooks.c (lhd_post_options): Set
28262 flag_excess_precision_cmdline.
28263 * opts.c (common_handle_option): Handle -fexcess-precision=.
28264 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
28265 init_excess_precision): New.
28266 (lang_dependent_init_target): Call init_excess_precision.
28267 * tree.c (excess_precision_type): New.
28268 * tree.h (excess_precision_type): Declare.
28270 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28273 * c-typeck.c (build_component_ref): Do not copy qualifiers from
28274 non-lvalue to component.
28276 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28278 PR preprocessor/34695
28279 * Makefile.in (c-opts.o): Depend on c-tree.h.
28280 * c-common.c: Move down include of diagnostic.h.
28281 (done_lexing, c_cpp_error): New.
28282 * c-common.h (done_lexing): Declare.
28283 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
28285 * c-opts.c: Include c-tree.h.
28286 (c_common_init_options): Set preprocessor error callback.
28287 (c_common_handle_option): Do not set preprocessor
28288 inhibit_warnings, warnings_are_errors, warn_system_headers,
28289 pedantic_errors or inhibit_warnings flags.
28290 (c_common_post_options): Do not check cpp_errors (parse_in).
28291 (c_common_finish): Do not output dependencies if there were
28292 errors. Do not check return value of cpp_finish.
28293 * c-ppoutput.c (pp_file_change): Set input_location.
28294 * c-tree.h (c_cpp_error): Declare.
28295 * diagnostic.c (diagnostic_set_info_translated): Also initialize
28297 (diagnostic_build_prefix): Check override_column.
28298 * diagnostic.h (diagnostic_info): Add override_column field.
28299 (diagnostic_override_column): Define.
28301 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
28303 * c-common.c (c_expand_expr, c_staticp): Remove.
28304 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
28305 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
28306 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
28307 * c-gimplify.c (gimplify_compound_literal_expr,
28308 optimize_compound_literals_in_ctor): Remove.
28309 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
28310 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
28311 * c-semantics.c (emit_local_var): Remove.
28313 * langhooks-def.h (lhd_expand_expr): Remove.
28314 * langhooks.c (lhd_expand_expr): Remove.
28315 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
28317 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
28318 handling from c-semantics.c; don't call into langhook.
28319 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
28320 * gimplify.c (gimplify_compound_literal_expr,
28321 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
28322 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
28323 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
28324 as was done in c-gimplify.c.
28325 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
28326 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
28327 Move from c-common.h.
28328 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
28330 * tree.c (staticp): Do not call langhook.
28331 * langhooks.c (lhd_staticp): Delete.
28332 * langhooks-def.h (lhd_staticp): Delete prototype.
28333 (LANG_HOOKS_STATICP): Delete.
28334 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
28336 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
28337 instead of DECL_STMTs.
28339 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28347 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
28349 (fold_call_expr): Return a NOP_EXPR from folding rather than the
28350 contained expression.
28351 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
28352 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
28353 conditional expressions for C.
28354 (decl_constant_value_for_optimization): Move from
28355 decl_constant_value_for_broken_optimization in c-typeck.c. Check
28356 whether optimizing and that the expression is a VAR_DECL not of
28357 array type instead of doing such checks in the caller. Do not
28358 check pedantic. Call gcc_unreachable for C++.
28359 * c-common.def (C_MAYBE_CONST_EXPR): New.
28360 * c-common.h (c_fully_fold, c_save_expr,
28361 decl_constant_value_for_optimization): New prototypes.
28362 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28363 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28364 EXPR_INT_CONST_OPERANDS): Define.
28365 * c-convert.c (convert): Strip nops from expression.
28366 * c-decl.c (groktypename): Take extra parameters expr and
28367 expr_const_operands. Update call to grokdeclarator.
28368 (start_decl): Update call to grokdeclarator. Add statement for
28369 expressions used in type of decl.
28370 (grokparm): Update call to grokdeclarator.
28371 (push_parm_decl): Update call to grokdeclarator.
28372 (build_compound_literal): Add parameter non_const and build a
28373 C_MAYBE_COSNT_EXPR if applicable.
28374 (grokdeclarator): Take extra parameters expr and
28375 expr_const_operands. Track expressions used in declaration
28376 specifiers and declarators. Fold array sizes and track whether
28377 they are constant expressions and whether they are integer
28378 constant expressions.
28379 (parser_xref_tag): Set expr and expr_const_operands fields in
28381 (grokfield): Update call to grokdeclarator.
28382 (start_function): Update call to grokdeclarator.
28383 (build_null_declspecs): Set expr and expr_const_operands fields in
28385 (declspecs_add_type): Handle expressions in typeof specifiers.
28386 * c-parser.c (c_parser_declspecs): Set expr and
28387 expr_const_operands fields for declaration specifiers.
28388 (c_parser_enum_specifier): Likewise.
28389 (c_parser_struct_or_union_specifier): Likewise.
28390 (c_parser_typeof_specifier): Likewise. Update call to
28391 groktypename. Fold expression as needed. Return expressions with
28392 type instead of adding statements.
28393 (c_parser_attributes): Update calls to c_parser_expr_list.
28394 (c_parser_statement_after_labels): Fold expression before passing
28395 to objc_build_throw_stmt.
28396 (c_parser_condition): Fold expression.
28397 (c_parser_asm_operands): Fold expression.
28398 (c_parser_conditional_expression): Use c_save_expr. Update call
28399 to build_conditional_expr.
28400 (c_parser_alignof_expression): Update call to groktypename.
28401 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28402 original_code. Fold expression argument of va_arg. Create
28403 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28404 argument to va_arg. Update calls to groktypename. Fold array
28405 index for offsetof. Verify that first argument to
28406 __builtin_choose_expr has integer type.
28407 (c_parser_postfix_expression_after_paren_type): Update calls to
28408 groktypename and build_compound_literal. Handle expressions with
28409 side effects in type name.
28410 (c_parser_postfix_expression_after_primary): Update call to
28411 c_parser_expr_list. Set original_code for calls to
28412 __builtin_constant_p.
28413 (c_parser_expr_list): Take extra parameter fold_p. Fold
28414 expressions if requested.
28415 (c_parser_objc_type_name): Update call to groktypename.
28416 (c_parser_objc_synchronized_statement): Fold expression.
28417 (c_parser_objc_receiver): Fold expression.
28418 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28419 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28420 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28421 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28422 (struct c_typespec): Add elements expr and expr_const_operands.
28423 (struct c_declspecs): Add elements expr and expr_const_operands.
28424 (groktypename, build_conditional_expr, build_compound_literal):
28426 (in_late_binary_op): Declare.
28427 * c-typeck.c (note_integer_operands): New function.
28428 (in_late_binary_op): New variable.
28429 (decl_constant_value_for_broken_optimization): Move to c-common.c
28430 and rename to decl_constant_value_for_optimization.
28431 (default_function_array_conversion): Do not strip nops.
28432 (default_conversion): Do not call
28433 decl_constant_value_for_broken_optimization.
28434 (build_array_ref): Do not fold result.
28435 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28436 result when operand is a VLA.
28437 (c_expr_sizeof_type): Update call to groktypename. Handle
28438 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28439 result when operand names a VLA type.
28440 (build_function_call): Update call to build_compound_literal.
28441 Only fold result for calls to __builtin_* functions. Strip
28442 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28443 the function designator.
28444 (convert_arguments): Fold arguments. Update call to
28445 convert_for_assignment.
28446 (build_unary_op): Handle increment and decrement of
28447 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28448 decrement earlier. Fold operand of increment and decrement.
28449 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28450 built for integer operand. Wrap returns that are INTEGER_CSTs
28451 without being integer constant expressions or that have integer
28452 constant operands without being INTEGER_CSTs.
28453 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28454 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28455 result is an integer constant expression or can be used in
28456 unevaluated parts of one and avoid folding and wrap as
28457 appropriate. Fold operands before possibly doing -Wsign-compare
28459 (build_compound_expr): Wrap result for C99 if operands can be used
28460 in integer constant expressions.
28461 (build_c_cast): Update call to digest_init. Do not ignore
28462 overflow from casting floating-point constants to integers. Wrap
28463 results that could be confused with integer constant expressions,
28464 null pointer constants or floating-point constants.
28465 (c_cast_expr): Update call to groktypename. Handle expressions
28466 included in type name.
28467 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28468 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28469 Update calls to convert_for_assignment.
28470 (convert_for_assignment): Take new parameter
28471 null_pointer_constant. Do not strip nops or call
28472 decl_constant_value_for_broken_optimization. Set
28473 in_late_binary_op for conversions to boolean.
28474 (store_init_value): Update call to digest_init.
28475 (digest_init): Take new parameter null_pointer_constant. Do not
28476 call decl_constant_value_for_broken_optimization. pedwarn for
28477 initializers not constant expressions. Update calls to
28478 convert_for_assignment.
28479 (constructor_nonconst): New.
28480 (struct constructor_stack): Add nonconst element.
28481 (really_start_incremental_init, push_init_level, pop_init_level):
28482 Handle constructor_nonconst and nonconst element.
28483 (set_init_index): Call constant_expression_warning for array
28485 (output_init_element): Fold value. Set constructor_nonconst as
28486 applicable. pedwarn for initializers not constant expressions.
28487 Update call to digest_init. Call constant_expression_warning
28488 where constant initializers are required.
28489 (process_init_element): Use c_save_expr.
28490 (c_finish_goto_ptr): Fold expression.
28491 (c_finish_return): Fold return value. Update call to
28492 convert_for_assignment.
28493 (c_start_case): Fold switch expression.
28494 (c_process_expr_stmt): Fold expression.
28495 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28496 ensure statement expression is not evaluated in constant expression.
28497 (build_binary_op): Track whether results are integer constant
28498 expressions or may occur in such, disable folding and wrap results
28499 as applicable. Fold operands for -Wsign-compare warnings unless
28501 (c_objc_common_truthvalue_conversion): Handle results folded to
28502 integer constants that are not integer constant expressions.
28503 * doc/extend.texi: Document when typeof operands are evaluated,
28504 that condition of __builtin_choose_expr is an integer constant
28505 expression, and more about use of __builtin_constant_p in
28508 2009-03-29 Richard Guenther <rguenther@suse.de>
28510 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28511 propagate addresses of array references.
28513 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28515 * regmove.c (perhaps_ends_bb_p): Remove.
28516 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28517 from INSN and check that the main loop stays within that basic block.
28518 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28519 (regmove_forward_pass): Split out from regmove_optimize. Use
28520 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28521 (regmove_backward_pass): Split out from regmove_optimize. Use
28522 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28523 (regmove_optimize): Simplify.
28525 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28528 * config/i386/i386.c (classify_argument): Ignore flexible array
28529 member in struct and warn ABI change.
28531 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28533 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28535 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28536 (ix86_adjust_cost): Updated.
28538 2009-03-29 Jan Hubicka <jh@suse.cz>
28540 PR middle-end/28850
28541 * tree-pass.h (pass_cleanup_eh): New function.
28542 (remove_unreachable_regions): Break code handling RTL
28543 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28544 that can not be reached by runtime.
28545 (can_be_reached_by_runtime): New function.
28546 (label_to_region_map): New function.
28547 (num_eh_regions): New function.
28548 (rtl_remove_unreachable_regions): New function.
28549 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28550 (remove_eh_region): New function.
28551 * except.h: Include sbitmap and vecprim.
28552 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28553 num_eh_regions): Declare.
28554 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28555 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28556 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28557 (tree_empty_eh_handler_p): New function.
28558 (cleanup_empty_eh): New function.
28559 (cleanup_eh): New function.
28560 (pass_cleanup_eh): New function.
28562 2009-03-29 Jan Hubicka <jh@suse.cz>
28564 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28565 for removed regions.
28567 2009-03-29 Jan Hubicka <jh@suse.cz>
28569 * except.c (dump_eh_tree): Dump all datastructures.
28571 2009-03-29 Jan Hubicka <jh@suse.cz>
28573 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28574 (duplicate_eh_regions_1): Likewise.
28575 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28576 vector; call EH verification.
28577 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28578 Be ready for region being removed.
28580 2009-03-29 Jan Hubicka <jh@suse.cz>
28582 * bitmap.c (bitmap_last_set_bit): New function.
28583 * bitmap.h (bitmap_last_set_bit): Declare.
28585 2009-03-29 David Ayers <ayers@fsfe.org>
28588 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28589 by calling objc_compare_types and surpress warnings about
28590 incompatible C pointers that are compatible ObjC pointers.
28592 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28594 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28595 call initialize_inline_failed.
28596 (initialize_inline_failed): Move it from here ...
28597 * cgraph.c (initialize_inline_failed): ... to here.
28598 (cgraph_create_edge): Call initialize_inline_failed rather than
28599 setting inline_failed directly.
28601 2009-03-29 Ben Elliston <bje@au.ibm.com>
28604 * sysv4.opt (msdata): Improve comment.
28605 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28606 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28608 2009-03-29 Ben Elliston <bje@au.ibm.com>
28611 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28612 load and store attributes.
28614 2009-03-29 Ben Elliston <bje@au.ibm.com>
28616 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28617 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28618 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28619 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28620 __builtin_infq and __builtin_huge_valq.
28622 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28624 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28626 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28627 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28629 2009-03-28 Xinliang David Li <davidxl@google.com>
28631 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28632 (do_dbg_cnt): New function.
28634 2009-03-28 Jan Hubicka <jh@suse.cz>
28636 Merge from pretty-ipa:
28638 2009-03-27 Jan Hubicka <jh@suse.cz>
28640 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28641 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28642 * passes.c (function_called_by_processed_nodes_p): New.
28643 * ipa-pure-const.c (check_call): Fix handling of operands.
28644 (analyze_function): Dump debug output for skipped bodies.
28645 (local_pure_const): Use function_called_by_processed_nodes_p.
28646 * dwarf2out.c (reference_to_unused): Use output.
28647 * passes.c (do_per_function_toporder): Likewise.
28649 2008-11-12 Jan Hubicka <jh@suse.cz>
28651 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28652 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28653 state_set_in_source enum
28654 (check_decl): Ignore memory tags; do not set fake looping flags;
28656 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28657 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28658 (check_call, analyze_function): Rewrite.
28660 (add_new_function): Update call of analyze_function.
28661 (generate_summary): Add call of analyze_function.
28662 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28663 (local_pure_const): New function.
28664 (pass_local_pure_const): New pass.
28665 * ipa-inline.c (inline_transform): Set after_inlining.
28666 * tree-eh.c (stmt_can_throw_external): New.
28667 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28668 work with aliasing built.
28669 * tree-flow.h (stmt_can_throw_external): New.
28670 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28671 and local pure/const pass in early and late optimization queue.
28673 2009-03-28 Martin Jambor <mjambor@suse.cz>
28675 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28677 (fold_binary): Allow function decl aligment consideration is the
28678 second argument is integer constant one.
28679 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28680 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28681 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28683 2009-03-28 Jan Hubicka <jh@suse.cz>
28685 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28686 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28687 * function.h (rtl_data): Add nothrow flag.
28688 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28689 set DECL_NOTHROW for AVAILABLE functions.
28691 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28693 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28694 following vector keyword has expansion starting with pixel or bool
28695 keyword, expand vector to __vector and pixel or bool to __pixel or
28699 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28700 warn_if_disallowed_function_p): Removed.
28701 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28702 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28703 warning_if_disallowed_function_p.
28704 * flags.h (warn_if_disallowed_function_p,
28705 warn_disallowed_functions): Removed.
28706 * common.opt (Wdisallowed-function-list=): Removed.
28707 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28709 2009-03-28 Richard Guenther <rguenther@suse.de>
28711 PR tree-optimization/38723
28712 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28715 2009-03-28 Jan Hubicka <jh@suse.cz>
28717 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28718 test introduced by my previous patch.
28720 2009-03-28 Richard Guenther <rguenther@suse.de>
28722 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28723 the PHIs value undefined.
28725 2009-03-28 Jan Hubicka <jh@suse.cz>
28727 * tree-pass.h (pass_fixup_cfg): New pass.
28728 * ipa-inline.c (inline_transform): Set
28729 always_inline_functions_inlined/after_inlining.
28730 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28731 (pass_fixup_cfg): New pass.
28732 * passes.c (init_optimization_passes): Add fixup_cfg.
28734 2009-03-28 Richard Guenther <rguenther@suse.de>
28736 PR tree-optimization/38458
28737 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28738 argument use the arguments copy-of value.
28740 2009-03-28 Richard Guenther <rguenther@suse.de>
28742 PR tree-optimization/38180
28743 * tree-ssa-ccp.c (get_default_value): Simplify.
28744 (likely_value): Likewise.
28745 (surely_varying_stmt_p): Properly handle VOP case.
28746 (ccp_initialize): Likewise.
28747 (ccp_fold): Handle propagating through *&.
28748 (fold_const_aggregate_ref): Also handle decls.
28750 2009-03-28 Jan Hubicka <jh@suse.cz>
28752 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28753 * cgraph.h (cgraph_node): Likewise.
28754 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28755 (cgraph_reset_node): Use process flag.
28756 (cgraph_mark_functions_to_output): Likewise.
28757 (cgraph_expand_function): Likewise.
28758 (cgraph_expand_all_functions): Likewise.
28759 (cgraph_output_in_order): Likewise.
28760 * dwarf2out.c (reference_to_unused): Likewise.
28761 * passes.c do_per_function_toporder): Likewise.
28763 2009-03-28 Jan Hubicka <jh@suse.cz>
28765 Bring from lto-branch:
28767 2008-09-03 Doug Kwan <dougkwan@google.com>
28769 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28770 enums instead of reason strings.
28771 * cgraph.c (cgraph_create_edge): Same.
28772 (cgraph_inline_failed_string): New function.
28773 * cgraph.h (cgraph_inline_failed_t): New enum type.
28774 (cgraph_inline_failed_string): New prototype.
28775 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28776 char pointer to cgraph_inline_failed_t.
28777 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28778 (cgraph_default_inline_p): Ditto.
28779 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28780 to cgraph_inline_failed_t pointer.
28781 * cif-code.def: New file.
28782 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28784 (cgraph_check_inline_limits): Change type of REASON to pointer to
28785 cgraph_inline_failed_t. Replace reason strings with enums.
28786 (cgraph_default_inline_p): Ditto.
28787 (cgraph_recursive_inlining_p): Ditto.
28788 (update_caller_keys): Change type of FAILED_REASON to
28789 cgraph_inline_failed_t.
28790 (cgraph_set_inline_failed): Change type of REASON to pointer to
28791 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28792 convert enums to strings for text output.
28793 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28794 to be of type cgraph_inline_failed_t. Replace reason strings with
28795 enums. Call cgraph_inline_failed_string to covert enums
28796 to strings for text output.
28797 (cgraph_decide_inlining): Replace reason strings with enums.
28798 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28799 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28801 * tree-inline.c (expand_call_inline): Change type of REASON
28802 to cgraph_inline_failed_t. Replace reason strings with enums.
28803 Call cgraph_inline_failed_string for text output.
28804 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28807 2009-03-28 Jan Hubicka <jh@suse.cz>
28809 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28810 cgraph_clone_node): Remove master clone handling.
28811 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28812 * cgraph.h (master_clone): Remove.
28813 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28814 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28815 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28817 2009-03-28 Jan Hubicka <jh@suse.cz>
28819 * cgraph.c (cgraph_function_body_availability): Functions declared
28820 inline are always safe to assume that it is not going to be replaced.
28822 2009-03-28 Richard Guenther <rguenther@suse.de>
28824 PR tree-optimization/38513
28825 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28826 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28827 EXC_PTR_EXPR and FILTER_EXPR.
28828 (get_ref_from_reference_ops): Likewise.
28830 2009-03-28 Richard Guenther <rguenther@suse.de>
28832 PR tree-optimization/38968
28833 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28834 Use FLOOR_MOD_EXPR to compute misalignment.
28836 2009-03-28 Richard Guenther <rguenther@suse.de>
28838 PR tree-optimization/37795
28839 * tree.h (combine_comparisons): Declare.
28840 * fold-const.c (combine_comparisons): Export.
28841 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28843 (ifcombine_iforif): Use combine_comparisons.
28845 2009-03-28 Jan Hubicka <jh@suse.cz>
28847 * tree-eh.c (inlinable_call_p): New function.
28848 (make_eh_edges): Use it.
28849 (verify_eh_edges): Use it.
28850 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28851 * except.c (reachable_next_level): Add inlinable_function argument
28852 (sjlj_find_directly_reachable_regions): Update.
28853 (add_reachable_handler): Do not set saw_any_handlers.
28854 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28855 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28856 Add new inlinable call parameter.
28857 (can_throw_internal, can_throw_external): Update.
28858 * except.h (can_throw_internal_1, can_throw_external_1,
28859 foreach_reachable_handler): Update declaration.
28861 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28863 * config/arm/t-arm-coff, config/h8300/coff.h,
28864 config/i386/i386-aout.h, config/i386/i386-coff.h,
28865 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28866 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28867 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28868 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28869 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28870 sys-types.h: Remove.
28871 * Makefile.in: Remove protoize and fixproto support and references
28873 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28874 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28876 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28877 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28878 unprotoize$(exeext).
28879 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28880 (.PHONY): Don't depend on proto.
28881 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28882 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28883 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28884 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28885 build/gen-protos.o, build/scan.o, xsys-protos.h,
28886 build/fix-header$(build_exeext), build/fix-header.o,
28887 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28888 stmp-install-fixproto): Remove.
28889 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28890 SYSCALLS.c or fixproto files.
28891 (install-common): Don't install protoize.
28892 (install-headers-tar, install-headers-cpio, install-headers-cp):
28893 Don't depend on $(STMP_FIXPROTO).
28894 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28895 install fixproto files or write out fixproto settings.
28896 (uninstall): Don't uninstall protoize.
28897 * config.gcc (use_fixproto): Remove.
28898 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28899 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28900 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28901 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28902 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28903 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28904 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28905 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28906 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28907 * config/t-vxworks (STMP_FIXPROTO): Remove.
28908 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28909 STMP_FIXPROTO): Remove.
28910 * config.in, configure: Regenerate.
28911 * crtstuff.c (gid_t, uid_t): Don't undefine.
28912 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28913 (arm-*-coff, arm-*-aout: Remove target entries.
28914 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28915 Remove mention of AIX 4.1.
28916 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28917 * doc/invoke.texi (Running Protoize): Remove.
28918 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28919 (Protoize Caveats): Remove.
28920 * tsystem.h: Update comments on headers assumed to exist.
28922 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28924 * genautomata.c: Add a new year to the copyright. Add a new
28926 (struct insn_reserv_decl): Add comments for member bypass_list.
28927 (find_bypass): Remove.
28928 (insert_bypass): New.
28929 (process_decls): Use insert_bypass.
28930 (output_internal_insn_latency_func): Output all bypasses with the
28931 same input insn in one switch case.
28933 * rtl.def (define_bypass): Describe bypass choice.
28934 * doc/md.texi (define_bypass): Ditto.
28936 2009-03-27 Richard Guenther <rguenther@suse.de>
28938 * gimplify.c (mark_addressable): Export.
28939 * tree-flow.h (mark_addressable): Declare.
28940 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28941 * tree-ssa.c (verify_phi_args): Verify that address taken
28942 variables have TREE_ADDRESSABLE set.
28944 2009-03-27 Richard Guenther <rguenther@suse.de>
28946 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28947 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28948 Do not mark decls TREE_ADDRESSABLE.
28949 (build_fold_addr_expr): Adjust.
28950 (fold_addr_expr): Remove.
28951 (fold_unary): Use build_fold_addr_expr.
28952 (fold_comparison): Likewise.
28953 (split_address_to_core_and_offset): Likewise.
28954 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28956 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28957 (gimplify_modify_expr_to_memcpy): Mark source and destination
28959 * omp-low.c (create_omp_child_function): Mark the object decl
28961 (lower_rec_input_clauses): Mark the var we take the address of
28963 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28965 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28967 PR middle-end/39315
28968 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28969 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28971 2009-03-27 Richard Guenther <rguenther@suse.de>
28973 PR tree-optimization/39120
28974 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28976 (handle_lhs_call): Process return constraints. Add escape
28977 constraints if necessary.
28978 (handle_const_call): Fill out return constraints. Make nested
28979 case more precise. Avoid consttmp if possible.
28980 (handle_pure_call): Fill out return constraints. Avoid
28981 callused if possible.
28982 (find_func_aliases): Simplify call handling.
28984 2009-03-27 Richard Guenther <rguenther@suse.de>
28986 PR tree-optimization/39120
28987 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28988 as a representative.
28989 (solve_graph): Do propagate CALLUSED.
28990 (handle_pure_call): Use a scalar constraint from CALLUSED for
28992 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28995 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28998 * c-common.c (handle_aligned_attribute): Properly check alignment
28999 overflow. Use (1U << i) instead of (1 << i).
29001 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
29003 * expr.h (get_mem_align_offset): Updated.
29005 * tree.h (tree_decl_common): Change align to "unsigned int" and
29006 move it before pointer_alias_set.
29008 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29009 Jakub Jelinek <jakub@redhat.com>
29012 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
29013 gr_register_operand with gr_reg_or_0_operand.
29014 (cmpxchg_rel_di): Likewise.
29015 (sync_lock_test_and_set<mode>): Likewise.
29017 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29019 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
29020 (true_regnum): Likewise.
29022 * rtlanal.c (subreg_info): Moved to ...
29023 * rtl.h (subreg_info): Here. New.
29024 (subreg_get_info): New.
29026 * rtlanal.c (subreg_get_info): Make it extern.
29028 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29031 * config/i386/i386.c (ix86_abi): New.
29032 (override_options): Handle -mabi=.
29033 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
29034 (ix86_call_abi_override): Likewise.
29035 (init_cumulative_args): Likewise.
29036 (function_arg_advance): Likewise.
29037 (function_arg_64): Likewise.
29038 (function_arg): Likewise.
29039 (ix86_pass_by_reference): Likewise.
29040 (ix86_function_value_regno_p): Likewise.
29041 (ix86_build_builtin_va_list_abi): Likewise.
29042 (setup_incoming_varargs_64): Likewise.
29043 (is_va_list_char_pointer): Likewise.
29044 (ix86_init_machine_status): Likewise.
29045 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
29046 (ix86_function_type_abi): Return enum calling_abi. Rewrite
29047 for 64bit. Replace DEFAULT_ABI with ix86_abi.
29048 (ix86_function_abi): Make it static and return enum calling_abi.
29049 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
29051 (ix86_fn_abi_va_list): Updated.
29053 * config/i386/i386.h (ix86_abi): New.
29054 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
29055 (CONDITIONAL_REGISTER_USAGE): Likewise.
29056 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
29057 (machine_function): Likewise.
29059 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
29061 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
29062 (STACK_BOUNDARY): Likewise.
29063 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
29065 * config/i386/i386.opt (mabi=): New.
29067 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
29068 return enum calling_abi.
29069 (ix86_function_type_abi): Likewise.
29070 (ix86_function_abi): Removed.
29072 * doc/invoke.texi: Document -mabi= option for x86.
29074 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29076 * builtins.c (real_dconstp): Delete.
29077 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
29079 2009-03-27 Dodji Seketeli <dodji@redhat.com>
29080 Jakub Jelinek <jakub@redhat.com>
29083 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
29084 (gen_subprogram_die): When a function is explicit, generate the
29085 DW_AT_explicit attribute.
29086 * langhooks.h (struct lang_hooks_for_decls): Add
29087 function_decl_explicit_p langhook.
29088 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
29089 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
29091 2009-03-27 Jakub Jelinek <jakub@redhat.com>
29093 * builtins.c (fold_builtin_memory_op): Optimize memmove
29094 into memcpy if we can prove source and destination don't overlap.
29096 * tree-inline.c: Include gt-tree-inline.h.
29097 (clone_fn_id_num): New variable.
29098 (clone_function_name): New function.
29099 (tree_function_versioning): Use it.
29100 * Makefile.in (GTFILES): Add tree-inline.c.
29102 2009-03-27 Mark Mitchell <mark@codesourcery.com>
29104 * BASE-VER: Change to 4.5.0.
29106 2009-03-27 Xinliang David Li <davidxl@google.com>
29108 PR tree-optimization/39557
29109 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
29111 2009-03-27 Xinliang David Li <davidxl@google.com>
29113 PR tree-optimization/39548
29114 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
29117 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29119 * c-common.c (pointer_int_sum): Use %wd on return from
29122 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29124 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
29125 on return from tree_low_cst.
29127 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
29130 * ginclude/stdarg.h (va_copy): Define also for
29131 __GXX_EXPERIMENTAL_CXX0X__.
29133 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29136 * builtins.h (c_strlen): Do not warn here.
29137 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
29138 * c-common.c (pointer_int_sum): Take an explicit location.
29139 Warn about offsets out of bounds.
29140 * c-common.h (pointer_int_sum): Adjust declaration.
29142 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29144 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
29147 2009-03-26 Jakub Jelinek <jakub@redhat.com>
29150 * opts.c (warn_if_disallowed_function_p): Don't assume
29151 get_callee_fndecl must return non-NULL.
29153 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
29155 PR rtl-optimization/39522
29156 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
29157 when reg_reloaded_valid is set.
29159 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29161 * config/spu/divv2df3.c: New file.
29162 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
29163 (DPBIT_FUNCS): Filter out _div_df.
29165 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
29167 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
29168 a jump insn, count that jump in the distance to the loop start.
29170 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
29173 * config/sh/sh.c (calc_live_regs): Fix condition for global
29174 registers except PIC_OFFSET_TABLE_REGNUM.
29176 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
29179 * doc/invoke.texi (-mconsole): New.
29181 (-mno-cygwin): New.
29183 (-mnop-fun-dllimport): New.
29187 (sub section "i386 and x86-64 Windows Options"): New.
29189 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
29191 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
29192 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
29194 2009-03-25 Richard Guenther <rguenther@suse.de>
29196 PR middle-end/39497
29197 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
29200 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
29202 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
29203 neither of haifa/selective schedulers are working.
29205 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29207 * doc/invoke.texi (Debugging Options): Fix description of
29208 -fno-merge-debug-strings.
29210 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
29212 * config/cris/libgcc.ver: New version-script.
29213 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
29215 * configure.ac <GAS features, nop mnemonic>: Add pattern
29216 crisv32-*-* for "nop".
29217 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
29218 * configure: Regenerate.
29220 2009-03-24 Ira Rosen <irar@il.ibm.com>
29222 PR tree-optimization/39529
29223 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
29224 mark_sym_for_renaming for the tag copied to the new vector
29227 2009-03-24 Arthur Loiret <aloiret@debian.org>
29229 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
29230 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
29231 EXTRA_SPEC_FUNCTIONS.
29232 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
29233 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
29234 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
29235 -march and -mtune options.
29237 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
29239 * config/m68k/t-rtems: Add m5329 multilib.
29241 2009-03-24 Dodji Seketeli <dodji@redhat.com>
29242 Jakub Jelinek <jakub@redhat.com>
29245 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
29248 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29251 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
29252 instead of c_parser_expression_conv, if original_code isn't one of the
29253 4 allowed comparison codes, fail.
29255 2009-03-23 Richard Guenther <rguenther@suse.de>
29257 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
29258 * tree.h (struct tree_type): Likewise.
29259 * reload.h (struct insn_chain): Likewise.
29260 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
29261 * function.h (struct function): Likewise.
29262 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
29264 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29266 PR tree-optimization/39516
29267 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
29269 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
29271 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
29272 should be set true if BITS_PER_WORD of target is bigger than 32
29274 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
29276 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
29277 Translate -B-options to -rpath-link. Correct existing
29278 rpath-link and conditionalize on !nostdlib.
29280 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29282 * doc/extend.texi (Function Attributes, Variable Attributes):
29284 * doc/invoke.texi (Debugging Options, Optimize Options)
29285 (i386 and x86-64 Options, MCore Options): Likewise.
29287 2009-03-20 Jakub Jelinek <jakub@redhat.com>
29290 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
29291 it for block local namespace aliases.
29292 (gen_decl_die): Pass context_die to gen_namespace_die.
29294 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29297 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
29298 minimum or maximum value.
29300 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
29302 * reginfo.c (globalize_reg): Recompute derived reg sets.
29304 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
29307 * libgcc2.c (mprotect): Do not use signed arguments for
29308 VirtualProtect, use DWORD arguments. Also fix the 'may
29309 be used uninitialized' warning for the np variable.
29311 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29314 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
29315 functions using regparm calling conventions when not optimizing.
29316 (ix86_function_sseregparm): Similarly for sseregparm calling
29319 2009-03-19 Li Feng <nemokingdom@gmail.com>
29321 PR middle-end/39500
29322 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
29323 dependence if the first conflict is after niter iterations.
29325 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
29327 PR middle-end/38609
29328 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
29329 functions with dynamic stack-pointer adjustments.
29331 2009-03-19 Ben Elliston <bje@au.ibm.com>
29333 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
29334 option; change to -msdata=data.
29336 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29338 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
29341 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
29344 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
29346 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
29348 * doc/invoke.texi (Code Gen Options): Expand discussion of
29351 2009-03-18 Jakub Jelinek <jakub@redhat.com>
29353 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
29354 * matrix-reorg.c (struct matrix_info): Likewise.
29355 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
29356 * rtl.h (struct mem_attrs): Likewise.
29357 * df.h (struct df): Likewise.
29358 * tree-data-ref.h (struct data_dependence_relation): Likewise.
29359 * ira-int.h (struct ira_allocno): Likewise.
29360 * df-scan.c (struct df_collection_rec): Likewise.
29361 * ira.c (struct equivalence): Likewise.
29362 * function.c (struct temp_slot): Likewise.
29363 * cfgloop.h (struct loop): Likewise.
29366 * function.c (use_register_for_decl): When not optimizing, disregard
29367 register keyword for variables with types containing methods.
29369 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
29371 PR middle-end/39447
29372 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
29373 (is_simple_operand): Call contains_component_ref_p before calling data
29374 reference analysis that would fail on COMPONENT_REFs.
29376 * tree-vrp.c (search_for_addr_array): Fix formatting.
29378 2009-03-18 Richard Guenther <rguenther@suse.de>
29380 * tree-vect-transform.c (vect_loop_versioning): Fold the
29381 generated comparisons.
29382 * tree-vectorizer.c (set_prologue_iterations): Likewise.
29383 (slpeel_tree_peel_loop_to_edge): Likewise.
29385 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29387 PR middle-end/37805
29388 * opts.c (print_specific_help): In addition to `undocumented',
29389 accept `separate' and `joined' flags if passed alone. Describe
29390 output by the first matched one of those.
29391 (common_handle_option): Skip over empty strings.
29392 * gcc.c (display_help): Fix help string for `--help='.
29393 * doc/invoke.texi (Option Summary, Overall Options): With
29394 `--help=', classes and qualifiers can both be repeated, but
29395 only the latter can be negated. One should not pass only
29396 negated qualifiers. Fix markup and examples.
29399 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29400 PR middle-end/37805
29401 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29402 and -fhelp=separate.
29404 2009-03-17 Jing Yu <jingyu@google.com>
29406 PR middle-end/39378
29407 * function.h (struct rtl_data): Move is_thunk from here...
29408 (struct function): ...to here.
29409 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29410 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29412 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29414 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29415 (alpha_output_function_end_prologue): Likewise.
29416 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29417 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29418 (rs6000_output_function_epilogue): Likewise.
29419 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29421 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29424 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29425 from different units in a single alternative.
29426 (*truncdfsf_i387): Ditto.
29427 (*truncxfsf2_mixed): Ditto.
29428 (*truncxfdf2_mixed): Ditto.
29430 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29432 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29433 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29436 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29437 unused non-artificial variables when not optimizing.
29440 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29441 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29442 NAMESPACE_DECL in its DECL_INITIAL.
29444 PR middle-end/39443
29445 * optabs.c (set_user_assembler_libfunc): New function.
29446 * expr.h (set_user_assembler_libfunc): New prototype.
29447 * c-common.c: Include libfuncs.h.
29448 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29449 for memcmp, memset, memcpy, memmove and abort.
29450 * Makefile.in (c-common.o): Depend on libfuncs.h.
29453 * dwarf2out.c (gen_inlined_enumeration_type_die,
29454 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29455 gen_tagged_type_instantiation_die): Removed.
29456 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29459 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29462 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29464 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29465 (check-parallel-%): Ditto.
29466 (check-consistency): Ditto.
29468 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29470 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29471 local variable rhs by NULL_TREE.
29473 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29476 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29478 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29481 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29483 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29486 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29487 for ms->sysv ABI calls only in 64bit mode.
29489 * config/i386/i386.md (untyped_call): Support 32bit.
29491 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29493 * doc/extend.texi: Replace x86_65 with x86_64.
29495 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29497 PR tree-optimization/39455
29498 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29499 mismatches for POINTER_TYPE_P (type).
29500 (number_of_iterations_le): Likewise.
29502 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29504 * config/picochip/picochip.c: Removed profiling support.
29505 * config/picochip/picochip.md: Removed profiling instruction.
29506 * config/picochip/picochip.h: Removed profiling builtin.
29508 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29510 * doc/install.texi (--with-host-libstdcxx): Document.
29512 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29515 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29516 generate a warning if the function name does not begin with
29517 "__vector" and the function has either the 'signal' or 'interrupt'
29518 attribute, from here to ...
29519 (avr_declare_function_name): ...here. New function.
29520 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29521 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29523 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29526 * cse.c (fold_rtx): Don't modify original const_arg1 when
29527 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29528 separate variable instead.
29529 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29530 from out of range shift counts.
29531 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29533 2009-03-13 Catherine Moore <clm@codesourcery.com>
29535 * config/i386/x-mingw32 (host-mingw32.o): Replace
29536 diagnostic.h with $(DIAGNOSTIC_H).
29538 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29541 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29543 * config/i386/sync.md (sync_compare_and_swap<mode>,
29544 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29545 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29547 (sync_double_compare_and_swapdi_pic,
29548 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29549 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29551 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29554 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29556 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29559 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29560 (avx_addsubv4df3): Likewise.
29561 (*avx_addsubv4sf3): Likewise.
29562 (sse3_addsubv4sf3): Likewise.
29564 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29567 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29569 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29572 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29573 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29574 registers for allocnos created from user-defined variables.
29576 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29579 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29580 of non-integer mode as well.
29582 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29584 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29585 for functions for which the parameter types are unknown.
29587 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29590 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29591 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29592 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29593 * config/i386/i386.c (ix86_local_alignment): For
29594 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29595 long long variables on the stack to avoid dynamic realignment.
29596 Allow the first argument to be a decl rather than type.
29597 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29599 2009-03-11 Nick Clifton <nickc@redhat.com>
29602 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29604 Add description to mno-lsim option.
29605 * config/mcore/mcore.h: Remove comment about deprecated m4align
29607 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29608 * doc/invoke.texi: Add description of mno-lsim and
29609 mstack-increment options.
29611 * config/fr30/fr30.opt: Document the -mno-lsim option.
29612 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29613 and -mno-lsim options.
29615 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29617 * fold-const.c (fold_comparison): Only call fold_inf_compare
29618 if the mode supports infinities.
29620 2009-03-11 Jason Merrill <jason@redhat.com>
29623 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29624 end already did. Notice GIMPLE_CALL modifications of the result.
29625 Don't copy debug information from an ignored decl or a decl from
29628 2009-03-10 Richard Guenther <rguenther@suse.de>
29629 Nathan Froyd <froydnj@codesourcery.com>
29631 PR middle-end/37850
29632 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29633 (__divMODE3): Likewise.
29635 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29637 PR tree-optimization/39394
29638 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29639 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29641 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29643 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29644 inline asms for register asm ("") declarations.
29646 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29648 * fold-const.c (fold_unary): Fix comment.
29650 2009-03-07 Jan Hubicka <jh@suse.cz>
29653 * tree-inline.c (setup_one_parameter): Do replacement of const
29654 argument by constant in SSA form.
29656 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29658 PR middle-end/38028
29659 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29660 determine alignment passed to assign_stack_local.
29661 (assign_parms_unsplit_complex): Likewise.
29662 * except.c (sjlj_build_landing_pads): Likewise.
29664 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29666 PR middle-end/39360
29667 * tree-flow.h (add_referenced_var): Return bool instead of void.
29668 * tree-dfa.c (add_referenced_var): Return result of
29669 referenced_var_check_and_insert call.
29670 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29671 of referenced_var_check_and_insert.
29674 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29675 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29676 DIE, don't emit it if abstract origin already has it.
29677 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29678 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29680 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29682 * genpreds.c (needs_variable): Fix parentheses at variable name
29684 (write_tm_constrs_h): Indent generated code.
29686 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29688 * doc/extend.texi (Function Attributes): Add documentation
29689 for isr attributes.
29691 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29694 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29695 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29697 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29699 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29702 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29705 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29706 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29708 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29710 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29711 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29712 constants instead of magic numbers.
29713 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29715 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29716 (x86_64_ms_abi_int_parameter_registers): Ditto.
29717 (x86_64_int_return_registers): Ditto.
29718 (ix86_maybe_switch_abi): Ditto.
29719 (ix86_expand_call): Ditto for clobbered_registers array.
29720 (ix86_hard_regno_mode_ok): Ditto.
29721 (x86_extended_QIreg_mentioned_p): Ditto.
29723 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29725 PR tree-optimization/39349
29726 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29728 * combine.c (gen_lowpart_for_combine): Use omode when generating
29731 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29733 PR rtl-optimization/39235
29734 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29736 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29738 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29740 2009-03-04 Richard Guenther <rguenther@suse.de>
29742 PR tree-optimization/39362
29743 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29744 that occur in abnormal PHIs should be varying.
29746 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29748 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29750 (simple_iv): Take loop as an argument instead of statement.
29751 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29752 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29754 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29756 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29757 * matrix-reorg.c (analyze_transpose): Ditto.
29758 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29759 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29760 * tree-predcom.c (ref_at_iteration): Ditto.
29761 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29763 2009-03-04 Richard Guenther <rguenther@suse.de>
29765 PR tree-optimization/39358
29766 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29767 escaped_id and callused_id.
29768 (solve_graph): Likewise.
29770 2009-03-04 Richard Guenther <rguenther@suse.de>
29772 PR tree-optimization/39339
29773 * tree-sra.c (try_instantiate_multiple_fields): Make it
29774 no longer ICE on the above.
29776 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29778 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29779 that fits within Pmode.
29781 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29783 PR middle-end/10109
29784 * tm.texi (LIBCALL_VALUE): Update description.
29786 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29788 PR middle-end/34443
29789 * doc/extend.texi (section): Update description.
29791 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29793 PR middle-end/39345
29794 * tree-inline.c (remapped_type): New.
29795 (can_be_nonlocal): Call remapped_type instead of remap_type.
29797 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29800 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29801 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29803 2009-03-03 Richard Guenther <rguenther@suse.de>
29805 PR middle-end/39272
29806 * tree.c (tree_nonartificial_location): New function.
29807 * tree.h (tree_nonartificial_location): Declare.
29808 * builtins.c (expand_builtin_memory_chk): Provide location
29809 of the call location for artificial function pieces.
29810 (maybe_emit_chk_warning): Likewise.
29811 (maybe_emit_sprintf_chk_warning): Likewise.
29812 (maybe_emit_free_warning): Likewise.
29813 * expr.c (expand_expr_real_1): Likewise.
29815 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29817 PR tree-optimization/39343
29818 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29819 COMPONENT_REF t has ARRAY_TYPE.
29821 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29823 PR middle-end/39335
29824 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29825 when the type precision of the induction variable should be
29826 larger than the type precision of nit.
29827 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29828 * graphite.c (graphite_loop_normal_form): Same.
29829 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29831 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29833 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29834 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29835 numbers to describe clobbered registers.
29836 (*call_value_0_rex64_ms_sysv): Ditto.
29837 * config/i386/mmx.md (mmx_emms): Ditto.
29838 (mmx_femms): Ditto.
29840 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29842 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29845 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29847 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29848 (spu_section_type_flags): New function.
29850 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29852 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29853 reg_class_contents of FLOAT_REGS into a temporary.
29855 2009-03-02 Richard Guenther <rguenther@suse.de>
29856 Ira Rosen <irar@il.ibm.com>
29858 PR tree-optimization/39318
29859 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29860 information to the vectorized statement.
29862 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29864 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29865 variable. Use defined names instead of magic constants for REX SSE
29868 2009-03-01 Richard Guenther <rguenther@suse.de>
29870 PR tree-optimization/39331
29871 * omp-low.c (lower_send_shared_vars): Do not receive new
29872 values for the reference of DECL_BY_REFERENCE parms or results.
29874 2009-03-01 Jan Hubicka <jh@suse.cz>
29877 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29878 BLOCK_NONLOCALIZED_VAR): New macros.
29879 (tree_block): Add nonlocalized_vars.
29880 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29881 gen_decl_die): Add origin argument. Allow generation of die with
29882 origin at hand only.
29883 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29884 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29886 (gen_block_die): Fix checking for unused blocks.
29887 (process_scope_var): Break out from .... ; work with origins only.
29888 (decls_for_scope) ... here; process nonlocalized list.
29889 (dwarf2out_ignore_block): Look for nonlocalized vars.
29890 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29892 (dump_scope_block): Dump them.
29893 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29894 (remap_block): Likewise.
29895 (can_be_nonlocal): New predicate.
29896 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29898 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29900 * configure: Regenerate.
29902 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29904 * optc-gen.awk: No need to duplicate option flags twice.
29905 Reuse help texts for duplicate options which do not have any.
29907 * gcc.c (display_help): Document --version.
29909 * gcc.c (main): If print_help_list and verbose_flag, ensure
29910 driver output comes before subprocess output.
29912 * optc-gen.awk: Assign all remaining fields to help string,
29913 space-separated, for multi-line help in *.opt.
29915 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29916 -Wno-pedantic-ms-format is for MinGW targets only.
29918 * doc/options.texi (Option file format): Fix bad indentation,
29919 restoring dropped sentence.
29921 2009-02-28 Jan Hubicka <jh@suse.cz>
29923 * tree-inline.c (tree_function_versioning): Output debug info.
29925 2009-02-28 Jan Hubicka <jh@suse.cz>
29928 * tree-inline.c (setup_one_parameter): Do not copy propagate
29929 arguments when not optimizing.
29931 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29934 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29935 (avx_addsubv4df3): Likewise.
29936 (*avx_addsubv4sf3): Likewise.
29937 (sse3_addsubv4sf3): Likewise.
29938 (*avx_addsubv2df3): Likewise.
29939 (sse3_addsubv2df3): Likewise.
29940 (avx_unpckhps256): Correct item selectors.
29941 (avx_unpcklps256): Likewise.
29942 (avx_unpckhpd256): Likewise.
29943 (avx_unpcklpd256): Likewise.
29945 2009-02-28 Jan Hubicka <jh@suse.cz>
29947 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29949 (copy_arguments_for_versioning): If var is declared don't declare it.
29950 (tree_function_versioning): First setup substitutions and then copy
29953 2009-02-27 Jan Hubicka <jh@suse.cz>
29956 * cgraph.h (varpool_output_debug_info): Remove.
29957 * cgraphunit.c (varpool_output_debug_info): Remove.
29958 * dwarf2out.c (deferred_locations_struct): New struct
29959 (deferred_locations): New type.
29960 (deferred_locations_list): New static var.
29961 (deffer_location): New function.
29962 (gen_variable_die): Use it.
29963 (decls_for_scope): Output info on local static vars.
29964 (dwarf2out_finish): Process deferred locations.
29965 * varpool.c (varpool_output_debug_info): Remove.
29967 2009-02-27 Jan Hubicka <jh@suse.cz>
29970 * tree.h (TREE_PROTECTED): Fix comment.
29971 (BLOCK_HANDLER_BLOCK): Remove.
29972 (struct tree_block): Remove handler_block add body_block.
29973 (inlined_function_outer_scope_p): New.
29974 (is_body_block): Remove.
29975 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29976 * dwarf2out.c (is_inlined_entry_point): Remove.
29977 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29978 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29980 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29981 * gimplify.c (gimplify_expr): Gimplify body blocks.
29982 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29983 block with multiple subblocks.
29984 (dump_scope_block): Prettier output; dump more flags and info.
29985 (dump_scope_blocks): New.
29986 (remove_unused_locals): Use dump_scope_blocks.
29987 * tree-flow.h (dump_scope_blocks): Declare.
29988 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29989 * stmt.c (is_body_block): Remove.
29990 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29991 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29993 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29995 PR middle-end/39308
29996 * graphite.c (graphite_loop_normal_form): Do not call
29997 number_of_iterations_exit from a gcc_assert.
29999 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30001 * config/s390/s390.c (s390_swap_cmp): Look for conditional
30002 jumps if COND is NULL.
30003 (find_cond_jump): New function.
30004 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
30005 * config/s390/s390.md: Remove z10_cobra attribute value.
30007 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
30009 * config/alpha/alpha.h (alpha_expand_mov): Return false if
30010 force_const_mem returns NULL_RTX.
30012 2009-02-26 Jan Hubicka <jh@suse.cz>
30015 * cgraph.h (varpool_output_debug_info): Remove.
30016 * cgraphunit.c (varpool_output_debug_info): Remove.
30017 * dwarf2out.c (deferred_locations_struct): New struct
30018 (deferred_locations): New type.
30019 (deferred_locations_list): New static var.
30020 (deffer_location): New function.
30021 (gen_variable_die): Use it.
30022 (decls_for_scope): Output info on local static vars.
30023 (dwarf2out_finish): Process deferred locations.
30024 * varpool.c (varpool_output_debug_info): Remove.
30026 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
30028 PR rtl-optimization/39241
30029 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
30030 to subreg_offset_representable_p.
30032 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30034 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
30035 execute function prototype. Get f and nregs from max_reg_num
30036 and get_insns. Remove the first backward pass as it's dead,
30037 guard the forward pass by flag_expensive_optimizations.
30038 (rest_of_handle_regmove): Delete.
30039 (pass_regmove): Replace it with regmove_optimize.
30041 2009-02-25 Martin Jambor <mjambor@suse.cz>
30043 PR tree-optimization/39259
30044 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
30045 calls_alloca function flags.
30046 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
30047 calls are detected.
30049 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30051 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
30052 flags_set_1_rtx, flags_set_1_set): Delete.
30053 (regmove_optimize): Do not call mark_flags_life_zones.
30055 2009-02-24 Julian Brown <julian@codesourcery.com>
30058 * config/arm/arm.c (require_pic_register): Only set
30059 cfun->machine->pic_reg once per function.
30061 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
30063 * doc/invoke.texi (Link Options): Document an easier way to pass
30064 options that take arguments to the GNU linker using -Xlinker and -Wl.
30066 2009-02-24 Steve Ellcey <sje@cup.hp.com>
30069 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
30071 2009-02-24 Richard Guenther <rguenther@suse.de>
30074 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
30076 2009-02-24 Richard Guenther <rguenther@suse.de>
30077 Zdenek Dvorak <ook@ucw.cz>
30079 PR tree-optimization/39233
30080 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
30081 from converting them to a generic type.
30083 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
30085 PR tree-optimization/39260
30086 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
30087 contains a condition with a real type.
30088 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
30090 2009-02-23 Jason Merrill <jason@redhat.com>
30093 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
30094 narrowing_initializer_constant_valid_p.
30095 (narrowing_initializer_constant_valid_p): Don't return
30096 null_pointer_node for adding a pointer to itself.
30098 2009-02-23 Jan Hubicka <jh@suse.cz>
30101 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
30104 2009-02-23 Jan Hubicka <jh@suse.cz>
30106 PR tree-optimization/37709
30107 * tree.c (block_ultimate_origin): Move here from dwarf2out.
30108 * tree.h (block_ultimate_origin): Declare.
30109 * dwarf2out.c (block_ultimate_origin): Move to tree.c
30110 * tree-ssa-live.c (remove_unused_scope_block_p):
30111 Eliminate blocks containig no instructions nor live variables nor
30113 (dump_scope_block): New function.
30114 (remove_unused_locals): Enable removal of dead blocks by default;
30115 enable dumping at TDF_DETAILS.
30117 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30119 * config/i386/i386.c (classify_argument): Don't allow COImode
30121 (function_arg_advance_32): Don't allow OImode.
30122 (function_arg_32): Likewise.
30123 (function_value_32): Likewise.
30124 (return_in_memory_32): Likewise.
30125 (function_arg_64): Remove OImode comment.
30127 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30130 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
30131 ix86_expand_vector_set for V4DImode in 64bit mode only.
30132 (ix86_expand_vector_init_one_var): Likewise.
30134 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
30136 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
30138 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30141 * loop-iv.c: Revert last change.
30142 * emit-rtl.c: Likewise.
30144 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30147 * config/i386/i386.c (type_natural_mode): Remove an extra
30148 space in the warning message.
30149 (function_value_32): Handle 32-byte vector modes.
30150 (return_in_memory_32): Likewise.
30152 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30154 * loop-iv.c (truncate_value): New function.
30155 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
30157 (lowpart_subreg): Move to...
30158 * emit-rtl.c: ...here.
30160 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
30162 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
30163 accidental and undocumented change at revision 140860.
30165 2009-02-21 Joseph Myers <joseph@codesourcery.com>
30167 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
30168 take gimple_seq * arguments.
30169 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
30170 types_compatible_p langhook.
30172 2009-02-20 Mark Mitchell <mark@codesourcery.com>
30173 Joseph Myers <joseph@codesourcery.com>
30175 * config/arm/arm.c (arm_builtin_va_list): New function.
30176 (arm_expand_builtin_va_start): Likewise.
30177 (arm_gimplify_va_arg_expr): Likewise.
30178 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
30179 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
30180 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
30181 (va_list_type): New variable.
30182 (arm_mangle_type): Mangle va_list_type appropriately.
30184 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30186 PR middle-end/39157
30187 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
30188 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
30189 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
30190 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
30191 parameter to 1000 for -O1 by default.
30192 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
30194 * loop-invariant.c: Include params.h.
30195 (move_loop_invariants): Don't call move_single_loop_invariants on
30198 2009-02-20 Jaka Mocnik <jaka@xlab.si>
30200 * calls.c (emit_library_call_value_1): Use slot_offset instead of
30201 offset when calculating bounds for indexing stack_usage_map. Fixes
30202 a buffer overflow with certain target setups.
30204 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30207 * calls.c (expand_call): Clear try_tail_call if caller and callee
30208 disagree in promotion of function return value.
30210 2009-02-19 Jakub Jelinek <jakub@redhat.com>
30213 * c-common.c (c_determine_visibility): If visibility changed and
30214 DECL_RTL has been already set, call make_decl_rtl to update symbol
30217 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
30220 * varasm.c (assemble_variable): Don't check DECL_NAME when
30221 globalizing a variable.
30223 2009-02-19 Joseph Myers <joseph@codesourcery.com>
30226 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
30227 expression before any __builtin_trap call.
30228 * c-typeck.c (build_function_call): Convert and check function
30229 arguments before generating a call to a trap. Evaluate the
30230 function arguments before the trap.
30232 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
30235 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
30236 (UNSPEC_FXAM_MEM): New unspec.
30237 (fxam<mode>2_i387_with_temp): New insn and split pattern.
30238 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
30239 memory using fxam<mode>2_i387_with_temp to remove excess precision.
30241 2009-02-19 Richard Guenther <rguenther@suse.de>
30243 PR tree-optimization/39207
30244 PR tree-optimization/39074
30245 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
30246 storedanything_tree): New.
30247 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
30248 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
30249 (build_succ_graph): Add edges from STOREDANYTHING to all
30251 (init_base_vars): Initialize STOREDANYTHING.
30252 (compute_points_to_sets): Free substitution info after
30253 building the succ graph.
30254 (ipa_pta_execute): Likewise.
30256 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
30258 (do_ds_constraint): Do not add to special var or non-pointer
30260 (type_could_have_pointers): Split out from ...
30261 (could_have_pointers): ... here. For arrays use the element type.
30262 (create_variable_info_for): Initialize may_have_pointers.
30263 (new_var_info): Likewise.
30264 (handle_lhs_call): Make the HEAP variable unknown-sized.
30265 (intra_create_variable_infos): Use a type with pointers for
30266 PARM_NOALIAS, make it unknown-sized.
30268 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
30271 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
30273 2009-02-18 Jason Merrill <jason@redhat.com>
30276 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
30277 value if DECL_EXTERNAL.
30278 * tree-sra.c (sra_walk_gimple_assign): Likewise.
30279 * target.h (gcc_target::binds_local_p): Clarify "module".
30280 * tree.h (TREE_PUBLIC): Clarify "module".
30282 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
30285 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
30286 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
30288 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
30291 * c.opt (Wabi): Support C and ObjC.
30294 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
30296 * config/i386/i386.c (classify_argument): Warn once about the ABI
30297 change when passing union with long double.
30299 * doc/invoke.texi: Update -Wabi for warning psABI changes.
30301 2009-02-18 Joseph Myers <joseph@codesourcery.com>
30304 * c-parser.c (c_parser_compound_statement): Always enter and leave
30307 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30310 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
30312 2009-02-18 Jakub Jelinek <jakub@redhat.com>
30314 PR tree-optimization/36922
30315 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
30316 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
30319 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30321 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
30324 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30326 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
30328 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30330 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
30333 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
30334 Richard Sandiford <rdsandiford@googlemail.com>
30336 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
30337 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
30338 (loongson_biadd): ...this.
30340 2009-02-17 Richard Guenther <rguenther@suse.de>
30342 PR tree-optimization/39202
30343 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
30344 a var make sure to follow existing collapses.
30346 2009-02-17 Richard Guenther <rguenther@suse.de>
30348 PR middle-end/39214
30349 * langhooks.c (lhd_print_error_function): Check for NULL block.
30351 2009-02-17 Richard Guenther <rguenther@suse.de>
30353 PR tree-optimization/39204
30354 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
30357 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
30359 * config/soft-fp/double.h: Update from glibc CVS.
30361 2009-02-17 Richard Guenther <rguenther@suse.de>
30363 PR tree-optimization/39207
30364 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
30365 strict-aliasing warnings for pointers pointing to NULL.
30367 2009-02-16 Joseph Myers <joseph@codesourcery.com>
30370 * c-parser.c (c_parser_braced_init): Call pop_init_level when
30371 skipping until next close brace.
30373 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
30376 * config/i386/i386.c (ix86_expand_push): Set memory alignment
30377 to function argument boundary.
30379 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30381 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
30382 in the lea_add. Reload eventually constraints it properly.
30383 * config/picochip/constraints.md: Remove the target constraint
30384 "b", since it is not needed anymore.
30386 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30388 * gthr-dce.h: Uglify function parameter and local variable names.
30389 * gthr-gnat.h: Likewise.
30390 * gthr-mipssde.h: Likewise.
30391 * gthr-nks.h: Likewise.
30392 * gthr-posix95.h: Likewise.
30393 * gthr-posix.h: Likewise.
30394 * gthr-rtems.h: Likewise.
30395 * gthr-single.h: Likewise.
30396 * gthr-solaris.h: Likewise.
30397 * gthr-tpf.h: Likewise.
30398 * gthr-vxworks.h: Likewise.
30399 * gthr-win32.h: Likewise.
30401 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30404 * config/i386/i386.md: Restrict the new peephole2 to move
30405 between MMX/SSE registers.
30407 2009-02-15 Richard Guenther <rguenther@suse.de>
30410 2009-02-13 Richard Guenther <rguenther@suse.de>
30412 * configure.ac: Enable LFS.
30413 * configure: Re-generate.
30414 * config.in: Likewise.
30416 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30418 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30419 spu_srqwbyte, spu_srqwbytebc): Define.
30420 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30421 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30422 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30423 "shrqby_<mode>"): New insn-and-split patterns.
30424 * config/spu/spu.c (expand_builtin_args): Determine and return
30425 number of operands using spu_builtin_description data.
30426 (spu_expand_builtin_1): Use it.
30428 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30431 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30434 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30437 * config/i386/i386.c (override_options): Correct warning
30438 messages for -malign-loops, -malign-jumps and -malign-functions.
30440 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30443 * config/i386/i386.md: Restrict the new peephole2 to move
30444 between the general purpose registers.
30446 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30449 * config/i386/i386.c (type_natural_mode): Add a new argument.
30450 Return the original mode and warn ABI change if vector size is 32byte.
30451 (function_arg_advance): Updated.
30452 (function_arg): Likewise.
30453 (ix86_function_value): Likewise.
30454 (ix86_return_in_memory): Likewise.
30455 (ix86_sol10_return_in_memory): Likewise.
30456 (ix86_gimplify_va_arg): Likewise.
30457 (function_arg_32): Don't warn ABX ABI change here.
30458 (function_arg_64): Likewise.
30460 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30462 * loop-iv.c (implies_p): In the final case, test that operands 0
30463 of the two comparisons match.
30465 * config/bfin/bfin.c (find_prev_insn_start): New function.
30466 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30467 (find_next_insn_start): Move.
30469 2009-02-13 Richard Guenther <rguenther@suse.de>
30471 * configure.ac: Enable LFS.
30472 * configure: Re-generate.
30473 * config.in: Likewise.
30475 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30478 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30479 sizes on syntax error after some arguments have been parsed.
30481 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30483 * doc/invoke.texi (-fira): Remove.
30485 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30487 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30488 * recog.c: Likewise.
30491 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30493 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30494 (umul_ppmm): Likewise.
30495 (count_leading_zeros): Likewise.
30496 (count_trailing_zeros): Likewise.
30497 (UMUL_TIME): Likewise.
30499 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30501 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30502 soft-fp/t-softfp to tmake_file.
30504 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30505 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30506 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30507 IA64_BUILTIN_INFQ]: New.
30508 (ia64_init_builtins): Initialize __builtin_infq,
30509 __builtin_fabsq and __builtin_copysignq if not HPUX.
30510 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30511 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30513 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30515 (__fixtfti): Likewise.
30516 (__fixunstfti): Likewise.
30517 (__floattitf): Likewise.
30519 * config/ia64/libgcc-glibc.ver: New.
30520 * config/ia64/t-fprules-softfp: Likewise.
30521 * config/ia64/sfp-machine.h: Likewise.
30523 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30524 (LIBGCC2_TF_CEXT): Likewise.
30525 (TF_SIZE): Likewise.
30526 (TARGET_INIT_LIBFUNCS): Likewise.
30528 * config/ia64/t-glibc (SHLINB_MAPFILES):
30529 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30531 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30533 * config/i386/i386.c (construct_container): Rewrite processing
30534 BLKmode with X86_64_SSE_CLASS.
30536 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30539 * config/i386/i386.md: Replace simplify_replace_rtx with
30540 replace_rtx in the new peephole2.
30542 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30544 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30545 loop unrolling do not happen at -O2.
30547 2009-02-12 Michael Matz <matz@suse.de>
30549 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30551 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30553 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30556 2009-02-12 Ben Elliston <bje@au.ibm.com>
30558 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30559 patterns when updating the back chain. Missed in the 2009-02-10
30562 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30564 * doc/extend.texi (Decimal Floating Types): Update identifier of
30565 draft TR and list of missing support.
30567 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30569 PR middle-end/39154
30570 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30571 bit to variable length decl's flags, add it also to its
30572 pointer replacement variable.
30574 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30575 Jakub Jelinek <jakub@redhat.com>
30578 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30579 (memory_blockage): New expander.
30580 (*memory_blockage): New insn pattern.
30581 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30582 instead of general blockage at the end of function prologue when
30583 frame pointer is used to access red zone area. Do not emit blockage
30584 when profiling, it is emitted in generic code.
30585 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30586 function epilogue when frame pointer is used to access red zone area.
30588 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30591 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30592 by arithmetic with memory operands.
30593 * config/i386/predicates.md (commutative_operator): New.
30595 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30597 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30600 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30602 * alias.h (record_alias_subset): Declare.
30603 * alias.c (record_alias_subset): Make global.
30605 2009-02-10 Nick Clifton <nickc@redhat.com>
30607 * tree-parloops.c: Change license to GPLv3.
30608 * ipa-struct-reorg.c: Change license to GPLv3.
30609 * ipa-struct-reorg.h: Change license to GPLv3.
30611 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30614 * c-decl.c (start_struct): Return NULL on error.
30616 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30618 PR middle-end/39124
30619 * cfgloopmanip.c (remove_path): Call remove_bbs after
30620 cancel_loop_tree, not before it.
30623 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30624 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30625 VAR_DECLs were seen.
30626 * tree-ssa-live.c (remove_unused_locals): Recompute
30627 cfun->has_local_explicit_reg_vars.
30628 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30629 copies or clearings if cfun->has_local_explicit_reg_vars.
30631 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30634 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30635 of function prologue when frame pointer is used to access
30638 2009-02-10 Richard Guenther <rguenther@suse.de>
30640 PR middle-end/39127
30641 * gimplify.c (gimple_regimplify_operands): Always look if
30642 we need to create a temporary.
30644 2009-02-10 Richard Guenther <rguenther@suse.de>
30646 PR tree-optimization/39132
30647 * tree-loop-distribution.c (todo): New global var.
30648 (generate_memset_zero): Trigger TODO_rebuild_alias.
30649 (tree_loop_distribution): Return todo.
30651 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30654 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30655 (x86_64_reg_class_name): Removed.
30656 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30657 first one isn't X86_64_SSE_CLASS or any other ones aren't
30658 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30659 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30660 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30661 and 3 X86_64_SSEUP_CLASS.
30662 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30663 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30665 2009-02-10 Ben Elliston <bje@au.ibm.com>
30667 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30668 form instruction to update the stack back chain word, even if the
30669 user has disabled the generation of update instructions.
30670 (movdi_<mode>_update_stack): New.
30671 (movsi_update_stack): Likewise.
30672 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30673 always use an update form instruction to update the stack back
30676 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30678 PR middle-end/38953
30679 * graphite.c (if_region_set_false_region): After moving a region in
30680 the false branch of a condition, remove the empty dummy basic block.
30681 (gloog): Remove wrong fix for PR38953.
30683 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30685 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30686 generation due to implicit sign extension.
30688 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30690 PR middle-end/38981
30691 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30692 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30694 2009-02-09 Richard Guenther <rguenther@suse.de>
30696 PR middle-end/35202
30697 * convert.c (convert_to_real): Disable (float)fn((double)x)
30698 to fnf(x) conversion if errno differences may occur and
30699 -fmath-errno is set.
30701 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30703 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30704 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30705 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30707 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30710 * c-common.c (handle_alias_attribute): Disallow attribute for
30711 anything not a FUNCTION_DECL or VAR_DECL.
30713 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30716 * real.c (do_compare): Special-case compare of zero against
30717 decimal float value.
30719 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30722 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30723 as indicating flexible array members unless the field itself is
30724 being declarared as the incomplete array.
30726 2009-02-06 Jan Hubicka <jh@suse.cz>
30728 PR tree-optimization/38844
30729 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30730 is already inlined.
30732 2009-02-06 Richard Guenther <rguenther@suse.de>
30734 PR middle-end/38977
30735 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30736 fork because we may expand it as __gcov_fork.
30738 2009-02-06 Nick Clifton <nickc@redhat.com>
30740 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30742 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30744 PR tree-optimization/35659
30745 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30746 vn_phi_eq): Shortcut if hashcode does not match.
30747 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30749 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30750 and avoid iterative_hash_expr.
30751 (FOR_EACH_VALUE_ID_IN_SET): New.
30752 (value_id_compare): Remove.
30753 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30754 sort expressions by value id.
30756 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30759 * config/sh/predicates.md (general_movsrc_operand): Don't check
30760 the subreg of system registers here.
30762 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30765 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30766 on the copied decl.
30768 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30770 PR rtl-optimization/39110
30771 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30772 addresses, not aligned ones.
30774 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30775 Richard Guenther <rguenther@suse.de>
30777 PR tree-optimization/39100
30778 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30779 comment says and add edges.
30781 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30784 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30785 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30787 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30789 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30790 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30791 register_bb_in_sese, new_sese, free_sese): Moved.
30792 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30793 outermost_loop_in_scop, build_scop_iteration_domain,
30794 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30795 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30796 Use loop_in_sese_p instead of loop_in_scop_p.
30797 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30798 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30799 (scopdet_basic_block_info): Fix bug in scop detection.
30800 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30801 eq_loop_to_cloog_loop): Remove.
30802 (nb_loops_around_loop_in_scop, nb_loop
30803 ref_nb_loops): Moved here...
30804 * graphite.h (ref_nb_loops): ... from here.
30805 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30806 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30807 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30809 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30810 Hans-Peter Nilsson <hp@axis.com>
30812 PR rtl-optimization/37889
30813 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30814 Move offset handling from PLUS to before the switch. Use new
30815 arguments when considering SYMBOL_REFs too.
30816 (rtx_addr_can_trap_p): Pass dummy offset and size.
30817 (enum may_trap_p_flags): Remove.
30818 (may_trap_p_1): Pass size from MEM_SIZE.
30820 PR rtl-optimization/38921
30821 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30822 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30823 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30824 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30826 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30828 AVX Programming Reference (January, 2009)
30829 * config/i386/sse.md (*vpclmulqdq): New.
30831 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30833 PR tree-optimization/38977
30834 PR gcov-profile/38292
30835 * calls.c (special_function_p): Disregard __builtin_ prefix.
30837 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30839 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30840 non-indexable addresses even before reload.
30842 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30845 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30846 as having variable size. Do not give an error for unnamed
30847 parameters with [*] declarators. Give a warning for type names
30848 with [*] declarators and mark them as variable size.
30849 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30850 for sizeof applied to [*] type names.
30852 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30855 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30857 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30859 * gcc.c (process_command): Update copyright notice dates.
30860 * gcov.c (print_version): Likewise.
30861 * gcov-dump.c (print_version): Likewise.
30862 * mips-tfile.c (main): Likewise.
30863 * mips-tdump.c (main): Likewise.
30865 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30868 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30869 for composite type involving a zero-length array type.
30871 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30874 * function.c (match_asm_constraints_1): Skip over
30875 initial optional % in the constraint.
30877 PR inline-asm/39059
30878 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30879 supported, don't accept FIXED_CSTs.
30880 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30881 and _Sat is used without _Fract/_Accum. Set specs->type to
30882 integer_type_node for cts_fract/cts_accum if fixed point is not
30885 2009-02-02 Catherine Moore <clm@codesourcery.com>
30887 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30889 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30891 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30892 (ABI_HAS_64BIT_SYMBOLS): Use it.
30893 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30895 2009-02-02 Paul Brook <paul@codesourcery.com>
30897 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30899 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30901 PR inline-asm/39058
30902 * recog.h (asm_operand_ok): Add constraints argument.
30903 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30904 recurse on matching constraint.
30905 (check_asm_operands): Pass constraints as 3rd argument to
30906 asm_operand_ok. Don't look up matching constraint here.
30907 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30910 2009-02-02 Ben Elliston <bje@au.ibm.com>
30912 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30913 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30915 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30917 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30918 information. Remove some obsolete information. Reorganize.
30920 * config/pa/fptr.c: Revert license to GPL 2.
30921 * config/pa/milli64.S: Likewise.
30923 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30926 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30927 LIBRARY name in, instead of hard-coding it.
30928 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30929 extra target make frag to tmake_files according to EH model.
30930 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30931 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30932 frags that define makefile variable EH_MODEL appropriately.
30933 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30934 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30935 to "-sjlj" according to type of EH configured.
30936 (LIBGCC_SONAME): Concatenate it to shared library base name.
30937 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30938 to "_sjlj" according to type of EH configured.
30939 (LIBGCC_SONAME): Concatenate it to shared library base name.
30940 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30941 (SHLIB_LINK): Add missing semicolon to if-else construct.
30942 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30943 string value of "pe_dll" command-line option.
30944 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30945 (SHLIB_SONAME): Use it when overriding t-cygming default.
30946 (SHLIB_IMPLIB): Override t-cygming default.
30947 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30948 string value of "pe_dll" command-line option.
30950 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30953 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30954 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30956 2009-01-31 Richard Guenther <rguenther@suse.de>
30958 PR tree-optimization/38937
30959 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30960 computing the transitive closure.
30962 2009-01-30 Richard Guenther <rguenther@suse.de>
30964 PR tree-optimization/39041
30965 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30966 Propagate variable indices only if the types match for this stmt.
30968 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30971 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30972 inline but never defined.
30974 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30976 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30977 (*insv_h_di_reg_extimm): New insn.
30978 (*insv_l<mode>_reg_extimm): New insn.
30980 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30982 * config/picochip/picochip.c (flag_conserve_stack): set
30983 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30984 fconserve-stack. Reduce call-overhead used by inliner.
30986 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30989 * common.opt (flag_conserve_stack): Initialised to zero.
30991 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30994 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30995 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30998 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
31000 * ira-color.c (allocno_reload_assign): Update comments.
31001 * regmove.c (regmove_optimize): Likewise.
31005 2009-01-29 Robert Millan <rmh@aybabtu.com>
31007 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
31008 * config/i386/kopensolaris-gnu.h: New file. Undefine
31009 `MD_UNWIND_SUPPORT'.
31010 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
31012 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
31014 PR tree-optimization/39007
31015 * tree-loop-distribution.c (generate_builtin): Use
31016 recompute_dominator to compute the immediate dominator of the
31017 basic block just after the loop.
31019 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
31021 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
31022 (ASM_OUTPUT_DWARF_PCREL): Define.
31024 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
31026 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
31027 * doc/passes.texi: Remove entries about regclass, local-alloc, and
31028 global. Modify entries about regmove and IRA.
31030 * ra-conflict.c: Remove the file.
31032 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
31034 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
31035 (pass_regclass_init): Rename to pass_reginfo_init.
31037 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
31039 * toplev.h (flag_ira): Remove.
31041 * caller-save.c (setup_save_areas): Remove flag_ira.
31043 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
31045 * global.c: Remove the file.
31047 * opts.c (decode_options): Remove flag_ira.
31049 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
31051 * regmove.c: Modify file description.
31052 (find_use_as_address, try_auto_increment): Define them only if
31053 AUTO_INC_DEC is defined.
31054 (replacement_quality, replace_in_call_usage, fixup_match_1,
31055 stable_and_no_regs_but_for_p): Remove.
31056 (reg_set_in_bb): Make it static.
31057 (regmove_optimize): Remove flag_ira and code which worked for
31060 * local-alloc.c: Remove the file.
31062 * common.opt (fira): Remove.
31064 * ira.c: Include except.h.
31065 (eliminable_regset): Move from global.c.
31066 (mark_elimination): Ditto. Remove flag_ira.
31067 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
31068 equiv_mem_modified, validate_equiv_mem_from_store,
31069 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
31070 contains_replace_regs, memref_referenced_p, memref_used_between_p,
31071 no_equiv, recorded_label_ref): Move from local-alloc.c.
31072 (update_equiv_regs): Ditto. Make it static.
31073 (print_insn_chain, print_insn_chains): Move it from global.c.
31074 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
31075 (build_insn_chain): Ditto. Make it static.
31076 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
31077 Rename to init_live_subregs.
31078 (gate_ira): Remove flag_ira.
31080 * regclass.c: Rename reginfo.c. Change file description.
31081 (FORBIDDEN_INC_DEC_CLASSES): Remove.
31082 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
31083 (init_reg_sets_1): Remove code for evaluation of
31084 reg_class_superclasses and losing_caller_save_reg_set.
31085 (init_regs): Remove init_reg_autoinc.
31086 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
31087 ok_for_base_p_nonstrict): Remove.
31088 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
31089 (pass_regclass_init): Rename to pass_reginfo_init. Modify
31090 corresponding entries.
31091 (dump_regclass, record_operand_costs, scan_one_insn,
31092 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
31093 record_address_regs, auto_inc_dec_reg_p): Remove.
31094 (gt-regclass.h): Rename to gt-reginfo.h.
31096 * rtl.h (dump_global_regs, retry_global_alloc,
31097 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
31099 * Makefile.in (RA_H): Remove.
31100 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
31101 Rename regclass.o to reginfo.o.
31102 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
31104 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
31105 (GTFILES): Rename regclass.c to reginfo.c.
31107 * passes.c (init_optimization_passes): Remove pass_local_alloc and
31108 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
31110 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31111 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
31113 (finish_spills): Ditto. Remove code for !flag_ira.
31115 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
31117 PR middle-end/35854
31118 * doc/invoke.texi (rtl debug options): Complete rewrite.
31119 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
31121 * mode-switching.c (pass_mode_switching): Rename pass from
31122 "mode-sw" to "mode_sw".
31123 * except.c (pass_convert_to_eh_ranges): Rename pass from
31124 "eh-ranges" to "eh_ranges".
31125 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
31129 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
31130 Alexander Monakov <amonakov@ispras.ru>
31132 PR middle-end/38857
31133 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
31135 (move_exprs_to_boundary): Change return type and pass through
31136 should_move from move_op. Relax assert. Update usage ...
31137 (schedule_expr_on_boundary): ... here. Use should_move instead of
31139 (move_op_orig_expr_found): Indicate that insn was disconnected from
31141 (code_motion_process_successors): Do not call after_merge_succs
31142 callback if original expression was not found when traversing any of
31144 (code_motion_path_driver): Change return type. Update prototype.
31145 (move_op): Update comment. Add a new parameter (should_move). Update
31146 prototype. Set *should_move based on indication provided by
31147 move_op_orig_expr_found.
31149 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
31151 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
31152 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
31153 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
31154 * config/rs6000/rs6000.c (rs6000_override_options): Default
31155 avoid-indexed-addresses on for Power6, off for everything else.
31156 (avoiding_indexed_address_p): New function.
31157 (rs6000_legitimize_address): Use it.
31158 (rs6000_legitimate_address): Likewise.
31159 * config/rs6000/rs6000.md (movXX_updateX): Likewise
31161 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
31163 PR tree-optimization/38997
31164 * tree-loop-distribution.c (generate_memset_zero): Use
31165 POINTER_PLUS_EXPR for a pointer addition.
31167 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
31169 * config/s390/s390.md (bswap<mode>2): New pattern added.
31171 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31173 * config/s390/s390.md (*tls_load_31): Added type attribute.
31175 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31177 * config/s390/s390.md: Fix a few comments.
31179 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31181 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
31182 (*tm<mode>_full): Fixed z10prop attribute.
31183 (*tst<mode>_extimm): Fixed z10prop attribute.
31184 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
31185 (*tstqiCCT_cconly): Fixed z10prop attribute.
31186 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
31187 (*movsi_larl): Fixed z10prop attribute.
31188 (*movsi_zarch): Fixed z10prop attribute.
31189 (*movsi_eas): Fixed z10prop attribute.
31190 (*movhi): Fixed z10prop attribute.
31191 (*movqi): Fixed z10prop attribute.
31192 (*movstrictqi): Fixed z10prop attribute.
31193 (*mov<mode>): Fixed z10prop attribute.
31194 (*movcc): Fixed z10prop attribute.
31195 (*sethighpartdi_64): Fixed z10prop attribute.
31196 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
31197 (*negdi2_sign_cc): Fixed z10prop attribute.
31198 (*negdi2_sign): Fixed z10prop attribute.
31199 (*absdi2_sign_cc): Fixed z10prop attribute.
31200 (*absdi2_sign): Fixed z10prop attribute.
31201 (*negabsdi2_sign_cc): Fixed z10prop attribute.
31202 (*negabsdi2_sign): Fixed z10prop attribute.
31203 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
31204 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
31205 (doloop_si64): Fixed z10prop attribute.
31206 (doloop_si31): Fixed z10prop attribute.
31207 (doloop_long): Fixed z10prop attribute.
31208 (indirect_jump): Fixed z10prop attribute.
31209 (nop): Fixed z10prop attribute.
31210 (main_base_64): Fixed z10prop attribute.
31211 (reload_base_64): Fixed z10prop attribute.
31213 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31215 PR rtl-optimization/38740
31216 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
31218 * config/mips/mips.c (mips_reorg): Likewise.
31220 2009-01-28 Richard Guenther <rguenther@suse.de>
31222 PR tree-optimization/38926
31223 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
31224 with the correct value id to a value.
31225 (do_regular_insertion): Use the value number of edoubleprime
31226 for the value number of the expr.
31229 2008-08-21 Richard Guenther <rguenther@suse.de>
31231 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
31232 a PHI ask VN if it is already available.
31233 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
31234 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
31236 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31238 PR middle-end/38934
31239 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
31240 set to varying whenever max has TREE_OVERFLOW set, similarly
31241 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
31243 2009-01-28 Richard Guenther <rguenther@suse.de>
31245 PR middle-end/38908
31246 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
31247 uninitialized aggregate uses in call arguments.
31249 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
31251 PR tree-optimization/38984
31252 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
31253 the nothing_id variable if -fno-delete-null-pointer-checks.
31255 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
31258 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
31259 (set_got_offset_rex64): Ditto.
31261 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
31264 * doc/extend.texi: Improve local variable with asm reg.
31266 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
31268 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
31269 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
31270 was not supplied then set warn_packed_bitfield_compat to the
31271 default value of 1.
31272 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
31275 2009-01-27 Richard Guenther <rguenther@suse.de>
31277 PR tree-optimization/38503
31278 * cfgexpand.c (expand_gimple_basic_block): Ignore
31279 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
31280 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
31281 variables that cannot have TBAA applied.
31282 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
31285 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
31287 PR middle-end/38969
31288 * calls.c (initialize_argument_information): Do not wrap complex
31289 arguments in SAVE_EXPR.
31291 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
31293 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
31294 (INSTALL_LIBGCC): Revert typo commit.
31296 2009-01-26 Richard Guenther <rguenther@suse.de>
31298 PR tree-optimization/38745
31299 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
31300 from special handling.
31302 2009-01-26 Richard Guenther <rguenther@suse.de>
31304 PR tree-optimization/38745
31305 * tree-ssa.c (execute_update_addresses_taken): Do not include
31306 variables that cannot possibly be a register in not_reg_needs.
31307 Do not clear TREE_ADDRESSABLE on vars that may not become
31309 * tree-ssa.c (update_alias_info_1): Include those in the set
31310 of addressable vars.
31312 2009-01-26 Richard Guenther <rguenther@suse.de>
31314 PR middle-end/38851
31315 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
31316 * tree-ssa-dse.c: Include langhooks.h
31317 (execute_simple_dse): Remove stores with zero size.
31319 2009-01-24 Jakub Jelinek <jakub@redhat.com>
31322 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
31325 2009-01-24 Julian Brown <julian@codesourcery.com>
31327 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
31328 config/arm/linux-atomic.c.
31329 * config/arm/linux-atomic.c: New.
31331 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
31333 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
31334 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
31335 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
31337 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
31340 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
31343 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
31345 PR tree-optimization/38953
31346 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
31347 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
31348 (gloog): Split the exit of the scop when the scop exit is a loop exit.
31349 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
31352 2009-01-24 Paul Brook <paul@codesourcery.com>
31354 * config/arm/neon.md (neon_type): Move to arm.md.
31355 (neon_mov<VSTRUCT>): Add neon_type attribute.
31356 * config/arm/arm.md (neon_type): Move to here.
31357 (conds): Add "unconditioal" and use as default for NEON insns.
31359 2009-01-24 Ben Elliston <bje@au.ibm.com>
31361 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
31362 void *' warning from -Wc++-compat.
31363 * Makefile.in (dominance.o-warn): Remove.
31365 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
31367 PR tree-optimization/38932
31368 * fold-const.c (fold_unary_ignore_overflow): New.
31369 * tree.h (fold_unary_ignore_overflow): Declare.
31370 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
31371 * tree-ssa-sccvn.c (visit_reference_op_load,
31372 simplify_unary_expression): Likewise.
31374 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
31376 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
31377 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
31378 regardless of their type.
31379 * c-common.c (handle_packed_attribute): Don't ignore packed on
31381 * c.opt (Wpacked-bitfield-compat): New warning option.
31382 * stor-layout.c (place_field): Warn if offset of a field changed.
31383 * doc/extend.texi (packed): Mention the ABI change.
31384 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
31385 (Warning Options): Add it to the list.
31387 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31389 * c-opts.c (c_common_post_options): Fix a typo in comments.
31391 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31393 PR middle-end/38615
31394 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31395 variables to static.
31396 * doc/invoke.texi (-fmerge-all-constants): Update description.
31398 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31401 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31402 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31404 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31406 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31408 (LOCAL_ALIGNMENT): Similarly.
31410 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31411 Joseph Myers <joseph@codesourcery.com>
31413 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31414 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31415 * config/arm/arm-tune.md: Regenerate.
31416 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31419 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31421 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31422 version number to five.
31424 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31427 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31428 * c-common.c (set_underlying_type): Likewise.
31429 (is_typedef_decl ): Likewise
31431 (set_underlying_type): Likewise.
31432 (is_typedef_type): Likewise.
31434 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31436 PR middle-end/38587
31437 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31440 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31443 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31444 (LIBGCC_SPEC): Don't define.
31445 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31447 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31449 PR rtl-optimization/38879
31450 * alias.c (base_alias_check): Unaligned access via AND address can
31451 alias all surrounding object types except those with sizes equal
31452 or wider than the size of unaligned access.
31454 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31457 * c-decl.c (clone_underlying_type): Move this ...
31458 * c-common.c (set_underlying_type): ... here.
31459 Also, make sure the function properly sets TYPE_STUB_DECL() on
31460 the newly created typedef variant type.
31461 (is_typedef_decl ): New entry point.
31462 * tree.h: Added a new member member_types_needing_access_check to
31463 struct tree_decl_non_common.
31464 (set_underlying_type): New entry point.
31465 (is_typedef_type): Likewise.
31467 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31469 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31470 Check whether two instructions have memory references that
31471 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31472 are helper functions for traversing.
31473 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31474 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31475 not to draw dependency edge for instructions with non-conflicting
31478 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31481 * longlong.h: Update copyright years. Use soft-fp license notice.
31482 Sync __clz_tab declaration with glibc.
31484 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31487 * doc/extend.texi (syscall_linkage): New.
31488 (version_id): Modify.
31490 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31491 Richard Guenther <rguenther@suse.de>
31493 PR tree-optimization/38747
31494 PR tree-optimization/38748
31495 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31496 conversion if the base address is an indirect reference and the
31497 aliasing sets could cause issues.
31499 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31501 * common.opt (fgraphite, fgraphite-identity): Add comment for
31502 explaining why these options are not documented.
31504 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31506 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31507 gimple_call_lhs is NULL.
31509 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31512 * emit-rtl.c (adjust_address_1): Make sure memref is never
31515 2009-01-20 Ben Elliston <bje@au.ibm.com>
31517 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31518 const qualifier from arg parameter. Remove unnecessary cast to char *.
31519 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31520 const qualifier from arg 2.
31522 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31524 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31526 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31529 * rtl.h (reinit_regs): New prototype.
31530 * regclass.c: Include ira.h.
31531 (reinit_regs): New.
31532 * Makefile.in (regclass.o): Add ira.h.
31533 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31535 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31538 * c-common.c (handle_aligned_attribute): Use
31539 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31540 default alignment value.
31542 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31544 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31545 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31547 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31548 __BIGGEST_ALIGNMENT__.
31550 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31552 2009-01-18 Richard Guenther <rguenther@suse.de>
31554 PR tree-optimization/38819
31555 * tree-flow.h (operation_could_trap_helper_p): Declare.
31556 * tree-eh.c (operation_could_trap_helper_p): Export.
31557 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31558 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31559 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31560 are about to insert a possibly trapping instruction and fail
31563 2009-01-18 Andreas Schwab <schwab@suse.de>
31565 * doc/install.texi (Configuration): Remove obsolete paragraph
31566 about use of --with-gnu-ld with --with-gnu-as.
31568 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31570 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31571 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31572 Follow spelling conventions.
31574 2009-01-18 Ben Elliston <bje@au.ibm.com>
31576 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31577 C++ warning about implicit conversion from void * to struct
31579 (bitmap_obstack_free): Likewise for bitmap_element *.
31580 * Makefile.in (bitmap.o-warn): Remove.
31582 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31584 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31586 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31587 Tobias Grosser <tobi.grosser@amd.com>
31589 * graphite.c (graphite_trans_scop_block): Do not block single
31592 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31594 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31595 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31596 test with assertion.
31598 2009-01-16 Richard Guenther <rguenther@suse.de>
31600 PR tree-optimization/38835
31601 PR middle-end/36227
31602 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31603 and INT + PTR -> (INT)(PTR p+ INT) folding.
31604 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31606 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31609 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31610 the subreg from a lowpart subreg if it is also casting the value.
31612 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31613 Tobias Grosser <tobi.grosser@amd.com>
31615 * graphite.c (compare_prefix_loops): New.
31616 (build_scop_canonical_schedules): Rewritten.
31617 (graphite_transform_loops): Move build_scop_canonical_schedules
31618 after build_scop_iteration_domain.
31620 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31621 Tobias Grosser <tobi.grosser@amd.com>
31623 * graphite.c (add_conditions_to_domain): Add the loops to
31624 the dimension of the iteration domain. Do copy the domain
31625 only when it exists.
31626 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31627 (add_conditions_to_constraints): New.
31628 (can_generate_code_stmt, can_generate_code): Removed.
31629 (gloog): Do not call can_generate_code.
31630 (graphite_transform_loops): Call add_conditions_to_constraints
31631 after building the iteration domain.
31633 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31635 PR tree-optimization/38789
31636 * tree-ssa-threadedge.c
31637 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31638 __builtin_constant_p.
31640 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31642 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31643 examined before deleting them.
31645 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31647 * function.c (aggregate_value_p): Correctly extract the function
31648 type from CALL_EXPR_FN lookup.
31650 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31652 * config/picochip/picochip.c (picochip_override_options): Revert
31653 CFI asm flag disable commited previously.
31655 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31656 Tobias Grosser <tobi.grosser@amd.com>
31657 Jan Sjodin <jan.sjodin@amd.com>
31659 * graphite.c (scan_tree_for_params): On substractions negate
31660 all the coefficients of the term.
31661 (clast_to_gcc_expression_red): New. Handle reduction expressions
31662 of more than two operands.
31663 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31664 (get_vdef_before_scop): Handle also the case of default definitions.
31666 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31668 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31669 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31670 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31672 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31673 Joey Ye <joey.ye@intel.com>
31675 PR middle-end/37843
31676 * cfgexpand.c (expand_stack_alignment): Don't update stack
31677 boundary nor check incoming stack boundary here.
31678 (gimple_expand_cfg): Update stack boundary and check incoming
31679 stack boundary here.
31681 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31683 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31685 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31687 PR rtl-optimization/38245
31688 * calls.c (expand_call): Add stack arguments to
31689 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31690 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31691 in regs and partially in memory or BLKmode arguments.
31692 (emit_library_call_value_1): Add stack arguments to
31693 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31694 ACCUMULATE_OUTGOING_ARGS).
31695 * dce.c: Include tm_p.h.
31696 (find_call_stack_args): New function.
31697 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31699 (mark_insn): Call find_call_stack_args for CALL_Ps.
31700 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31701 forwards. Allocate and free arg_stores bitmap if needed, pass it
31702 down to deletable_insn_p, don't mark stores set in arg_stores
31703 bitmap, clear the bitmap at the beginning of each bb.
31704 * Makefile.in (dce.o): Depend on $(TM_P_H).
31706 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31709 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31710 to make sure the insn is a conditional test (bug 22599). Reformat a
31713 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31715 PR middle-end/38431
31716 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31717 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31718 (gloog): Do not call cleanup_tree_cfg.
31719 (graphite_transform_loops): Call cleanup_tree_cfg after all
31720 scops have been code generated.
31722 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31723 * doc/gty.texi (Invoking the garbage collector): Added new node
31724 and section documenting ggc_collect.
31726 2009-01-14 Richard Guenther <rguenther@suse.de>
31728 PR tree-optimization/38826
31729 PR middle-end/38477
31730 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31731 initialization notes only if we actually emitted a warning.
31732 (intra_create_variable_infos): Add constraints for a result decl
31733 that is passed by hidden reference.
31734 (build_pred_graph): Mark all related variables non-direct on
31737 2009-01-14 Nick Clifton <nickc@redhat.com>
31739 * ira-conflicts.c: Include addresses.h for the definition of
31741 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31742 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31744 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31747 * Makefile.in (ira-lives.o): Add except.h.
31749 * ira-lives.c: Include except.h.
31750 (process_bb_node_lives): Process can_throw_internal.
31752 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31754 PR rtl-optimization/38774
31755 * combine.c (simplify_set): When undoing cc_use change, don't do
31756 PUT_CODE on the newly created comparison, but instead put back the
31759 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31761 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31762 values. Remove duplicate arm8 entry.
31764 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31766 PR tree-optimization/38786
31767 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31768 the SSA_NAME case of expand_scalar_variables_expr.
31769 Set the type of an expression to the type of its assign statement.
31770 (expand_scalar_variables_expr): Also gather the scalar computation
31771 used to index the memory access. Do not pass loop_p.
31772 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31773 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31774 the gimple_stmt_iterator where it inserts new code.
31775 Do not pass loop_p.
31776 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31777 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31779 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31781 * graphite.h (debug_value): Removed.
31782 * graphite.c (debug_value): Removed.
31784 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31786 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31787 ldrd/strd with two 32-bit instructions.
31789 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31791 * config/arm/arm.c (struct processors): Pass for speed down into
31792 cost helper functions.
31793 (const_ok_for_op): Handle COMPARE and inequality nodes.
31794 (arm_rtx_costs_1): Rewrite.
31795 (arm_size_rtx_costs): Update prototype.
31796 (arm_rtx_costs): Pass speed down to helper functions.
31797 (arm_slowmul_rtx_costs): Rework cost calculations.
31798 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31799 (arm_9e_rtx_costs): Likewise.
31801 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31803 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31804 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31805 (alpha_legitimize_address): Do not split local symbols wider than
31806 UNITS_PER_WORD into HIGH/LO_SUM parts.
31808 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31811 * gcc.c (process_command): Replace call to execvp with calls
31812 to pex_one and exit.
31814 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31817 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31818 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31819 variant for devices with 3-byte PC.
31820 (__tablejump_elpm__): New.
31822 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31825 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31826 offsetof member-designator, handle it as `[0].'.
31828 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31830 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31831 function when not using named sections on targets with named sections
31832 if branch distance is less than 262132.
31834 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31836 * combine.c (combine_instructions): Recompute
31837 optimize_this_for_speed_p for each BB in the main combine loop.
31839 2009-01-12 Tomas Bily <tbily@suse.cz>
31842 * tree-loop-distribution.c (prop_phis): New function.
31843 (generate_builtin): Call prop_phis.
31845 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31847 PR tree-optimization/38807
31848 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31849 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31851 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31853 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31854 subreg of op0 to the original op0.
31856 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31858 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31860 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31863 * mips-tfile.c (parse_def): Fix parsing of def strings
31864 starting with digits.
31866 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31869 * config/arm/arm.c (arm_is_long_call_p): Don't call
31870 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31872 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31874 * regrename.c (regrename_optimize): Fix dumping.
31875 (find_oldest_value_reg): Preserve REG_POINTER.
31876 (copy_hardreg_forward_1): Likewise.
31878 2009-01-09 Diego Novillo <dnovillo@google.com>
31880 * gimple.h (struct gimple_statement_base) <uid>: Document
31881 the restrictions on its use.
31882 (gimple_uid): Tidy.
31883 (gimple_set_uid): Tidy.
31885 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31887 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31888 zero guard even if align_bytes != 0 and count is smaller than
31891 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31893 PR rtl-optimization/38495
31894 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31895 (add_range_and_copies_from_move_list): Print all added ranges.
31896 Add ranges to memory optimized destination.
31898 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31902 * config/i386/i386.c (override_options): Reject
31903 -mstringop-strategy=rep_8byte with -m32.
31904 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31905 to 1. Do count comparison against epilogue_size_needed at compile
31906 time even when count_exp was constant forced into register. For
31907 size_needed don't jump to epilogue, instead just avoid aligning
31908 and invoke the body algorithm. If need_zero_guard, add zero guard
31909 even if count is non-zero, but smaller than size_needed + number of
31910 bytes that could be stored for alignment.
31911 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31912 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31913 but smaller than size_needed + number of bytes that could be stored
31914 for alignment. Compare size_needed with epilogue_size_needed instead
31915 of desired_align - align, don't adjust size_needed, pass
31916 epilogue_size_needed to the epilogue expanders.
31919 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31921 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31923 * pa.c (last_address): Change to unsigned.
31924 (update_total_code_bytes): Change argument to unsigned. Don't
31925 check if insn addresses are set.
31926 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31927 addresses are not set.
31928 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31930 2009-01-09 Nick Clifton <nickc@redhat.com>
31932 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31933 DECL_DECLARED_INLINE_P.
31935 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31937 PR middle-end/38347
31938 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31939 GET_MODE (op0) in operand_subword_force calls.
31941 PR middle-end/38771
31942 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31943 fold_convert arg0 operands to TREE_TYPE (op0) first.
31945 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31947 * params.def (ira-max-conflict-table-size): Decrease default value
31950 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31952 PR tree-optimization/37031
31953 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31955 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31956 allocate it using gc instead of heap, use VEC_quick_push instead of
31958 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31959 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31960 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31961 allocated vector from heap allocated.
31962 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31963 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31964 vector only after perfect_loop_nest_depth call.
31966 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31967 Jan Sjodin <jan.sjodin@amd.com>
31969 PR tree-optimization/38559
31970 * graphite.c (debug_value, copy_constraint,
31971 swap_constraint_variables, scale_constraint_variable, ): New.
31972 (get_lower_bound, get_upper_bound): Removed.
31973 (graphite_trans_bb_strip_mine): Clean up this code that works
31974 only for constant number of iterations. Fully copy upper and
31975 lower bound constraints, not only the constant part of them.
31976 * graphite.h (debug_value): Declared.
31978 2009-01-08 Ira Rosen <irar@il.ibm.com>
31980 PR tree-optimization/37194
31981 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31982 Don't add the cost of cost model guard in prologue to scalar
31983 outside cost in case of known number of iterations.
31985 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31986 Alan Modra <amodra@bigpond.net.au>
31988 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31989 non-word-aligned REG+CONST addressing.
31991 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31994 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31995 free_after_compilation when outputting a thunk.
31996 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31997 Do not call free_after_compilation here.
31999 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32001 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
32002 (ix86_valid_target_attribute_inner_p): Ditto.
32004 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
32006 PR tree-optimization/38492
32007 PR tree-optimization/38498
32008 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
32009 * tree-chrec.h (scev_is_linear_expression): Declared.
32010 * graphite.c (graphite_cannot_represent_loop_niter): New.
32011 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
32012 (graphite_loop_normal_form): Use gcc_assert.
32013 (scan_tree_for_params): Use CASE_CONVERT.
32014 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
32015 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
32016 Use gcc_assert. Discard scops that contain unhandled cases.
32017 (build_scop_conditions): Return a boolean status for unhandled cases.
32018 (strip_mine_profitable_p): Print the loop number, not its depth.
32019 (is_interchange_valid): Pass the depth of the loop nest, don't
32020 recompute it wrongly.
32021 (graphite_trans_bb_block): Same.
32022 (graphite_trans_bb_block): Print tentative of loop blocking.
32023 (graphite_trans_scop_block): Do not print that the loop has been
32025 (graphite_transform_loops): Do not handle scops that contain condition
32028 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
32030 AVX Programming Reference (December, 2008)
32031 * config/i386/avxintrin.h (_mm256_stream_si256): New.
32032 (_mm256_stream_pd): Likewise.
32033 (_mm256_stream_ps): Likewise.
32035 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
32036 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
32037 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
32038 (bdesc_special_args): Add __builtin_ia32_movntdq256,
32039 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
32040 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
32041 (ix86_expand_special_args_builtin): Likewise.
32043 * config/i386/sse.md (AVXMODEDI): New.
32044 (avx_movnt<mode>): Likewise.
32045 (avx_movnt<mode>): Likewise.
32046 (<sse>_movnt<mode>): Remove AVX support.
32047 (sse2_movntv2di): Likewise.
32049 2009-01-07 Richard Guenther <rguenther@suse.de>
32051 PR middle-end/38751
32052 * fold-const.c (extract_muldiv): Remove obsolete comment.
32053 (fold_plusminus_mult_expr): Undo MINUS_EXPR
32054 to PLUS_EXPR canonicalization for the canonicalization.
32056 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
32058 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
32059 hosted cross-compilers generating less efficient code.
32061 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32063 * function.h (rtl_data): Add a dbr_scheduled_p field.
32064 * reorg.c (dbr_schedule): Set it.
32065 (gate_handle_delay_slots): Check it.
32066 * config/mips/mips.c (mips_base_delayed_branch): Delete.
32067 (mips_reorg): Check flag_delayed_branch instead of
32068 mips_base_delayed_branch.
32069 (mips_override_options): Don't set mips_base_delayed_branch
32070 or flag_delayed_branch.
32072 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32074 PR rtl-optimization/38426.
32075 * ira.c (ira): Set current_function_is_leaf earlier.
32077 2009-01-06 Jakub Jelinek <jakub@redhat.com>
32079 PR rtl-optimization/38722
32080 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
32081 too early, only set a flag and modify after last possible
32084 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32087 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
32088 * real.c (decimal_single_format): Correct values of emin and emax.
32089 (decimal_double_format): Ditto.
32090 (decimal_quad_format): Ditto.
32091 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
32092 computation of DECnn_MIN and DECnn_MAX for corrected values of
32093 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
32094 __DECnn_MIN__, and adjust its computation for the corrected value
32097 2009-01-06 Jan Hubicka <jh@suse.cz>
32100 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
32102 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
32104 * doc/contrib.texi (Contributors): Slightly adjust the end note.
32105 Add Robert Clark to the list of testers.
32107 2009-01-06 Jan Hubicka <jh@suse.cz>
32108 Kai Tietz <kai.tietz@onevision.com>
32110 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
32111 * config/i386/i386.c (ix86_expand_call): Add clobbers.
32113 2009-01-06 Jan Hubicka <jh@suse.cz>
32114 Kai Tietz <kai.tietz@onevision.com>
32116 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
32118 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
32119 (ix86_nsaved_regs): Count only general purpose regs.
32120 (ix86_nsaved_sseregs): New.
32121 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
32122 to 16 for w64; compute padding and size of sse reg save area.
32123 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
32124 general purpose regs.
32125 (ix86_emit_save_sse_regs_using_mov): New.
32126 (ix86_expand_prologue): Save SSE regs if needed.
32127 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
32128 (ix86_emit_restore_sse_regs_using_mov): New.
32129 (ix86_expand_epilogue): Save SSE regs if needed.
32131 2009-01-06 Jan Hubicka <jh@suse.cz>
32132 Kai Tietz <kai.tietz@onevision.com>
32134 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
32135 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
32136 functions when accumulate outgoing args is off.
32138 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32141 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
32142 before using pseudos_have_intersected_live_ranges_p.
32144 * ira-int.h (ira_assert): Always define.
32146 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32148 AVX Programming Reference (December, 2008)
32149 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
32150 (_mm256_permute2_pd): Likewise.
32151 (_mm_permute2_ps): Likewise.
32152 (_mm256_permute2_ps): Likewise.
32153 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
32154 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
32156 * config/i386/i386.c (ix86_builtins): Remove
32157 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
32158 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
32159 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
32160 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
32161 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
32162 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
32163 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
32164 __builtin_ia32_vpermil2ps256.
32165 (ix86_init_mmx_sse_builtins): Updated.
32166 (ix86_expand_args_builtin): Likewise.
32168 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32170 * pa.c (output_call): Relocate non-jump insns in the delay slot of
32171 long absolute calls when generating PA 2.0 code.
32173 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
32175 PR rtl-optimization/38583
32176 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
32178 * params.def (ira-max-conflict-table-size): New.
32180 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
32182 * ira.h (ira_conflicts_p): New external definition.
32184 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
32185 table. Report this. Return result of building.
32186 (ira_build_conflicts): Use ira_conflicts_p. Check result of
32187 building conflict table.
32189 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
32190 (ira_color): Use ira_conflicts_p.
32192 * global.c: Include ira.h.
32193 (pseudo_for_reload_consideration_p, build_insn_chain): Use
32196 * Makefile.in (global.o): Add ira.h.
32198 * ira-build.c (mark_all_loops_for_removal,
32199 propagate_some_info_from_allocno): New.
32200 (remove_unnecessary_allocnos): Call
32201 propagate_some_info_from_allocno.
32202 (remove_low_level_allocnos): New.
32203 (remove_unnecessary_regions): Add parameter. Call
32204 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
32205 parameter to remove_unnecessary_regions.
32206 (ira_build): Remove all regions but root if the conflict table was
32207 not built. Update conflict hard regs for allocnos crossing calls.
32209 * ira.c (ira_conflicts_p): New global.
32210 (ira): Define and use ira_conflicts_p.
32212 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32213 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
32214 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
32216 2009-01-06 Ben Elliston <bje@au.ibm.com>
32218 * gengtype-lex.l (YY_NO_INPUT): Define.
32220 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
32223 * c-common.c (handle_vector_size_attribute): Also reject
32224 BOOLEAN_TYPE types.
32226 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
32228 PR tree-optimization/38492
32229 * graphite.c (rename_map_elt, debug_rename_elt,
32230 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
32231 rename_map_elt_info, eq_rename_map_elts,
32232 get_new_name_from_old_name, bb_in_sese_p): Moved around.
32233 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
32234 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
32235 (sese_build_livein_liveouts): New.
32236 (new_sese, free_sese): New.
32237 (new_scop): Call new_sese.
32238 (free_scop): Call free_sese.
32239 (rename_variables_from_edge, rename_phis_end_scop): Removed.
32240 (register_old_new_names): Renamed register_old_and_new_names.
32241 (register_scop_liveout_renames, add_loop_exit_phis,
32242 insert_loop_close_phis, struct igp,
32243 default_liveout_before_guard, add_guard_exit_phis,
32244 insert_guard_phis, copy_renames): New.
32245 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
32246 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
32247 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
32248 (scop_adjust_phis_for_liveouts): New.
32249 (gloog): Call scop_adjust_phis_for_liveouts.
32251 * graphite.h (struct sese): Documented. Added fields liveout,
32252 num_ver and livein.
32253 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
32254 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
32255 (struct scop): Added field liveout_renames.
32256 (SCOP_LIVEOUT_RENAMES): New.
32258 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32260 PR tree-optimization/38510
32261 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
32262 (translate_clast): Call recompute_all_dominators before
32264 (gloog): Call recompute_all_dominators before graphite_verify.
32266 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32267 Jan Sjodin <jan.sjodin@amd.com>
32269 PR tree-optimization/38500
32270 * graphite.c (create_sese_edges): Call fix_loop_structure after
32273 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
32275 * config.gcc: Add m32r*-*-rtems*.
32276 * config/m32r/rtems.h: New file.
32278 2009-01-05 Ben Elliston <bje@au.ibm.com>
32280 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
32281 (.po.pox): Likewise.
32282 (po/gcc.pot): Likewise.
32284 2009-01-04 David S. Miller <davem@davemloft.net>
32286 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
32287 (STARTING_FRAME_OFFSET): Always set to zero.
32289 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32291 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
32292 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
32293 fixed-point types, and vectors of the same.
32295 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32297 * config/mips/sync.md (*mb_barrier): Rename to...
32298 (*memory_barrier): ...this.
32300 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
32302 * doc/extend.texi (Function Attributes): Move @cindex after @item
32303 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
32304 and put in alphabetical order. Fix 'target' name and put in order.
32305 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
32308 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
32310 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
32311 (memory_barrier): Expand as unspec instead of unspec_volatile.
32312 Remove mem:BLK from insn operands. Use Pmode scratch register.
32313 (*memory_barrier): Define as unspec instead of unspec_volatile.
32314 Use (match_dup 0) as input operand.
32316 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
32317 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
32318 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
32319 scratch register. Remove operand 1.
32320 (*stbar): Define as unspec instead of unspec_volatile.
32321 Use (match_dup 0) as input operand, remove (const_int 8).
32322 (*membar): Define as unspec instead of unspec_volatile.
32323 Use (match_dup 0) as input operand, remove input operand 2.
32325 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32326 (memory_barrier): Expand as unspec instead of unspec_volatile.
32327 Remove mem:BLK from insn operands. Use Pmode scratch register.
32328 (*memory_barrier): Define as unspec instead of unspec_volatile.
32329 Use (match_dup 0) as input operand.
32331 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
32332 Remove mem:BLK from insn operands. Use Pmode scratch register.
32333 Set volatile flag on operand 0.
32334 (*memory_barrier): New insn pattern.
32336 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
32338 (*memory_barrier): Use (match_dup 0) as input operand.
32340 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
32341 Remove mem:BLK from insn operands. Use Pmode scratch register.
32342 Set volatile flag on operand 0.
32343 (*mb_internal): New insn pattern.
32345 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
32347 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32349 PR middle-end/38586
32350 * function.c (struct temp_slot): Move to the section of the file
32351 that deals with temp slots. Remove field 'address'.
32352 (temp_slot_address_table): New hash table of address -> temp slot.
32353 (struct temp_slot_address_entry): New struct, items for the table.
32354 (temp_slot_address_compute_hash, temp_slot_address_hash,
32355 temp_slot_address_eq, insert_temp_slot_address): Support functions
32357 (find_temp_slot_from_address): Rewrite to use the new hash table.
32358 (remove_unused_temp_slot_addresses): Remove addresses of temp
32359 slots that have been made available.
32360 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
32361 worker function for remove_unused_temp_slot_addresses.
32362 (assign_stack_temp_for_type): Don't clear the temp slot address list.
32363 Add the temp slot address to the address -> temp slot map.
32364 (update_temp_slot_address): Update via insert_temp_slot_address.
32365 (free_temp_slots): Call remove_unused_temp_slot_addresses.
32366 (pop_temp_slots): Likewise.
32367 (init_temp_slots): Allocate the address -> temp slot map, or empty
32368 the map if it is already allocated.
32369 (prepare_function_start): Initialize temp slot processing.
32371 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32373 PR middle-end/38584
32374 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
32375 Calculate the size of all stack vars assuming no packing of stack
32376 vars will happen, replacing a quadratic algorithm with a linear one.
32378 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32381 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
32384 2009-01-03 Diego Novillo <dnovillo@google.com>
32386 * doc/contrib.texi: Update contributions.
32388 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32391 * builtins.c (fold_builtin_memory_op): Give up if either operand
32392 is volatile. Set srctype or desttype to non-qualified version
32396 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32397 and FUNCTION_DECLs.
32399 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32401 PR rtl-optimization/35805
32402 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32403 problem if fast dce is able to remove any instructions.
32404 * dce.c (dce_process_block): Fix dump message.
32406 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32409 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32411 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32413 PR middle-end/38690
32414 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32415 * tree-pretty-print.c (op_code_prio): New function.
32416 (op_prio): No longer static. Use op_code_prio.
32417 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32418 Use op_prio and op_code_prio to determine if () should be
32419 printed around operand(s) or not.
32421 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32422 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32423 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32424 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32425 pp_character instead of pp_string for single letter printing.
32427 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32429 * doc/extend.texi: Fix '#pragma GCC option' typo.
32431 2009-01-02 Richard Guenther <rguenther@suse.de>
32433 * doc/install.texi (--enable-checking): Mention different
32434 default for stage1.
32435 (--enable-stage1-checking): Document.
32437 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32439 PR middle-end/30142
32440 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32441 case to be an error.
32443 2009-01-02 Ben Elliston <bje@au.ibm.com>
32445 * config/fp-bit.h (pack_d): Constify argument.
32446 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32447 (isnan): Constify argument.
32449 (iszero): Likewise.
32450 (pack_d): Likewise.
32451 (_fpadd_parts): Constify return type.
32452 (_fpmul_parts): Likewise.
32453 (_fpdiv_parts): Likewise.
32455 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32458 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32459 warn about overwriting initializer with side-effects or
32460 -Woverride-init if !IMPLICIT.
32461 (output_init_element): Likewise. Pass IMPLICIT down to
32463 (process_init_element): Add IMPLICIT argument. Pass it down
32464 to output_init_element.
32465 (push_init_element, pop_init_level, set_designator): Adjust
32466 process_init_element callers.
32467 (set_nonincremental_init, set_nonincremental_init_from_string):
32468 Adjust add_pending_init callers.
32469 (output_pending_init_elements): Adjust output_init_element callers.
32470 * c-tree.h (process_init_element): Adjust prototype.
32471 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32472 process_init_element callers.
32475 Copyright (C) 2009 Free Software Foundation, Inc.
32477 Copying and distribution of this file, with or without modification,
32478 are permitted in any medium without royalty provided the copyright
32479 notice and this notice are preserved.