1 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa.c (output_call): Only use sr4 for long interspace calls if
4 call binds local and generating non PIC code.
5 (attr_length_call): Adjust length calculation for above.
7 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
9 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
10 (add<mode>3_carry): Change operand order of plus RTX.
11 (*add<mode>3_carry): Ditto.
12 (*addsi3_carry_zext): Ditto.
13 (*add<dwi>3_doubleword): Update for changed operand order.
14 (*negti2_1 splitter): Ditto.
15 (*negdi2_1 splitter): Ditto.
16 (<plusminus_insn><mode>3_carry): Macroize expander from
17 {add,sub}<mode>3_carry patterns using plusminus code iterator.
18 (*<plusminus_insn><mode>3_carry): Macroize insn from
19 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
20 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
21 patterns using SDWIM mode iterator.
22 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
23 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
24 using DWIH mode iterator.
25 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
26 using SWI mode iterator.
27 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
28 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
29 patterns using SWIM mode iterator.
30 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
31 patterns using SWI248 mode iterator.
32 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
33 patterns using SWI mode iterator.
34 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
35 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
37 2009-11-24 Michael Matz <matz@suse.de>
39 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
41 2009-11-24 David Binderman <dcb314@hotmail.com>
43 * expr.c (store_field): Remove set but not used local variable
45 (expand_expr_real_2): Remove treeop2.
46 * gcse.c (update_ld_motion_stores): Remove new_rtx.
47 * haifa-sched.c (max_issue): Remove points.
48 (sched_create_recovery_edges): Remove e.
49 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
51 2009-11-24 Nick Clifton <nickc@redhat.com>
53 * config/v850/v850.c (function_arg): Fix handling of zero-length
56 2009-11-24 Michael Matz <matz@suse.de>
58 * tree.h (union tree_ann_d): Don't declare.
59 (tree_base): Remove ann field.
60 (struct var_ann_d): Declare forward.
61 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
62 (DECL_VAR_ANN_PTR): New macro.
63 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
64 accept only VAR, PARM or RESULT decls.
65 (create_tree_common_ann): Remove.
66 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
67 * tree-eh.c (lookup_expr_eh_lp): Remove.
68 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
70 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
71 * tree-flow.h (enum tree_ann_type): Remove.
72 (struct tree_ann_common_d): Remove.
73 (struct var_ann_d): Remove common field.
74 (union tree_ann_d): Remove.
75 (tree_ann_t, tree_ann_common_t): Remove typedefs.
76 (tree_common_ann, get_tree_common_ann, ann_type,
77 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
78 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
79 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
80 * builtins.c (expand_builtin_memcpy): Use
81 currently_expanding_gimple_stmt instead of tree annotation.
82 (expand_builtin_memset_args): Ditto.
83 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
84 (expand_call_stmt): Don't set tree annotation.
85 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
86 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
87 * gimple.h (currently_expanding_gimple_stmt): Declare.
89 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
91 * dwarf2out.c (add_location_or_const_value_attribute): Remove
92 useless NOTE_VAR_LOCATION_STATUS call.
93 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
95 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
97 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
98 being called recursively.
100 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
102 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
103 $(MD5_H) params.def params.h prefix.h tree-inline.h.
105 2009-11-24 Paul Brook <paul@codesourcery.com>
107 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
110 2009-11-24 Julian Brown <julian@codesourcery.com>
111 Paul Brook <paul@codesourcery.com>
113 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
114 (arm_dwarf_register_span): New function.
115 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
117 2009-11-24 David Binderman <dcb314@hotmail.com>
119 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
120 local variable bb_note.
121 * dominance.c (get_dominated_by): Likewise local var n.
122 (output_file_names): Likewise local var idx.
123 (add_location_or_const_value_attribute): Likewise local var status.
124 * dwarf2out.c (gen_variable_die): Likewise local var field.
125 * emit-rtl.c (no_line_numbers): Remove.
126 (init_emit_once): Remove line_numbers parameter.
127 * rtl.h (init_emit_once): Adjust prototype.
128 * toplev.c (backend_init): Adjust init_emit_once call.
130 2009-11-24 Richard Guenther <rguenther@suse.de>
132 PR tree-optimization/42142
133 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
134 Handle iv-dependent (non-)kills properly.
135 (mark_aliased_reaching_defs_necessary): Pass the basic-block
136 of the reference statement to mark_aliased_reaching_defs_necessary_1.
138 2009-11-24 Martin Jambor <mjambor@suse.cz>
140 PR tree-optimization/42154
141 * tree-sra.c (struct access): Added comments.
142 (sra_modify_expr): Build references to the old aggregate with
143 build_ref_for_offset instead of reusing access->expr.
144 (load_assign_lhs_subreplacements): Likewise.
146 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
148 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
150 (sub<mode>3_carry): Ditto.
151 (x86_mov<mode>cc_0_m1): Ditto.
152 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
153 for ix86_carry_flag_operator operator predicate.
154 (*sub<mode>3_carry): Ditto.
155 (*x86_mov<mode>cc_0_m1): Ditto.
156 (*addsi3_carry_zext): Use VOIDmode match_operator for
157 ix86_carry_flag_operator operator predicate.
158 (*subsi3_carry_zext): Ditto.
159 (*x86_mov<mode>cc_0_m1_s): Ditto.
160 (*x86_mov<mode>cc_0_m1_neg): Ditto.
161 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
162 check operator sub-expressions for FLAGS_REG and const0_rtx.
163 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
164 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
165 (ix86_expand_int_addcc): Update calls to
166 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
167 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
168 Do not set mode of compare operation.
170 2009-11-23 Jan Hubicka <jh@suse.cz>
173 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
176 2009-11-23 Jan Hubicka <jh@suse.cz>
178 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
179 wrong profile updates.
180 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
181 having largest frequency.
182 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
183 used uninitalized warning.
184 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
187 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
189 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
190 of gen_rtx_REG to generate operand 5.
191 (*cmp_ssub_sidi): Ditto.
193 2009-11-23 Richard Henderson <rth@redhat.com>
195 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
198 2009-11-23 Paul Brook <paul@codesourcery.com>
200 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
201 case for noreturn functions.
202 (arm_compute_save_reg_mask): Remove special noreturn handling.
204 2009-11-23 Richard Guenther <rguenther@suse.de>
206 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
209 2009-11-22 Richard Henderson <rth@redhat.com>
211 * i386.c (avx_vpermilp_parallel): New function.
212 * i386-protos.h: Declare it.
213 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
214 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
215 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
216 (ssescalarnum, ssedoublesizemode): Add AVX modes.
217 (vpermilbits): Remove.
218 (avx_vpermil<mode>): Change insns to expanders.
219 (*avx_vpermil<mode>): New. Use vec_select.
221 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
223 * opts.c (decode_options): Don't enable flag_schedule_insns
224 when optimizing for size.
225 * doc/invoke.texi: Document change.
227 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
230 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
231 of scratch register to SImode.
232 (*cmp_sadd_sidi): Ditto.
233 (*cmp_ssub_si): Ditto.
234 (*cmp_ssub_sidi): Ditto.
236 2009-11-21 Ian Lance Taylor <iant@google.com>
238 * Makefile.in (HOST_LIBS): Move higher in file.
239 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
240 is not empty, set to $(CC) and $(CFLAGS).
242 2009-11-22 Martin Jambor <mjambor@suse.cz>
244 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
245 V_C_E of an SSA_NAME or an invariant if lvalue is required.
246 (verify_gimple_call): Verify LHS also with with
247 verify_types_in_gimple_reference.
249 2009-11-21 Martin Jambor <mjambor@suse.cz>
252 * tree-sra.c (access_precludes_ipa_sra_p): New function.
253 (splice_param_accesses): Check all accesses by calling
254 access_precludes_ipa_sra_p.
255 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
256 not convert types if it is true.
257 (sra_ipa_modify_assign): Convert types in case of mismatch.
259 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
261 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
264 2009-11-21 Adam Nemet <adambnemet@gmail.com>
266 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
267 (mips_mulsidi3_gen_fn): Declare new function.
268 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
269 * config/mips/mips.md (<u>mulsidi3): Change condition to use
270 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
271 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
272 (mulsidi3_64bit_dmul): New define_insn.
274 2009-11-21 Ben Elliston <bje@au.ibm.com>
276 * gengtype-lex.l: Enable noinput flex option.
277 (YY_NO_INPUT): Remove define.
279 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
281 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
282 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
283 (insert_debug_temps_for_defs): Handle PHI nodes.
284 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
287 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
289 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
290 after remove_phi_node.
292 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
294 PR tree-optimization/42078
295 * gimple.h (gimple_replace_lhs): New declaration.
296 * gimple.c (gimple_replace_lhs): New function.
297 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
300 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
302 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
303 (xop_mulv2div2di3_low): Same.
304 (*xop_pmacsdqh_mem): Same.
306 2009-11-20 Richard Henderson <rth@redhat.com>
308 * config/i386/i386-builtin-types.awk: New file.
309 * config/i386/i386-builtin-types.def: New file.
310 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
311 * config/i386/i386.c: Include it.
312 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
313 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
314 (struct builtin_isa): Remove GTY marker. Replace tree type with
315 ix86_builtin_func_type; add set_and_not_built_p.
316 (def_builtin): Change type parameter to tcode; use
317 ix86_get_builtin_func_type; update all callers. Accept zero mask
318 to mean the builtin is unconditionally available.
319 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
321 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
322 Update some users to rationalized enumeration codes from new include.
323 (enum multi_arg_type): Remove. Replace all enumeration values
324 with defines to new ix86_builtin_func_type.
325 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
326 all type resolution to def_builtin.
327 (ix86_init_builtin_types): Split out from ...
328 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
330 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
333 * config/rs6000/rs6000.c (struct machine_function): Revert
334 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
335 (rs6000_expand_to_rtl_hook): Ditto.
336 (rs6000_check_vector_mode): Ditto.
337 (compute_vrsave_mask): Ditto.
339 2009-11-20 Paul Brook <paul@codesourcery.com>
341 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
342 * config/arm/arm-cores.def: Add cortex-a5.
343 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
344 * config/arm/arm-tune.md: Regenerate.
346 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
349 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
350 (ref_pos): New field in structure.
351 (insert_new_var_in_stmt): New function.
354 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
356 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
357 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
358 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
359 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
360 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
361 INT_LEAST64_TYPE): Define.
362 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
363 UINT_LEAST64_TYPE): Define.
364 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
365 INT_FAST64_TYPE): Define.
366 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
367 UINT_FAST64_TYPE): Define.
368 (INTPTR_TYPE, UINTPTR_TYPE): Define.
370 2009-11-20 Julian Brown <julian@codesourcery.com>
372 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
373 specially for Thumb-1.
374 (ASM_OUTPUT_REG_POP): Likewise.
376 2009-11-19 Jason Merrill <jason@redhat.com>
378 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
380 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
381 Rafael Avila de Espindola <espindola@google.com>
383 * doc/plugins.texi (Plugin initialization): Added advices for
384 retrieving the version of GCC at plugin compilation and loading times.
386 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
388 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
389 (dump_active_plugins): output to file everything. Use
390 internationalized dump & FMT_FOR_PLUGIN_EVENT.
392 2009-11-19 Richard Guenther <rguenther@suse.de>
394 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
395 around truth-valued expressions.
396 * tree.c (free_lang_data): Untangle check for LTO frontend.
398 2009-11-19 Jakub Jelinek <jakub@redhat.com>
400 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
401 of cgraph_node_for_decl.
402 * cgraph.h (cgraph_node_for_decl): Remove prototype.
403 * cgraph.c (cgraph_node_for_decl): Remove.
404 (cgraph_get_node): Just return NULL if !cgraph_hash.
406 2009-11-19 Paul Brook <paul@codesourcery.com>
408 * config.gcc: Add new ARM --with-fpu options.
409 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
410 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
412 2009-11-18 Richard Guenther <rguenther@suse.de>
414 * gimple.h (union gimple_statement_d): Add gsmembase member.
415 (gimple_vuse_op): Use gsmembase for access.
416 (gimple_vdef_op): Likewise.
417 (gimple_vuse): Likewise.
418 (gimple_vdef): Likewise.
419 (gimple_vuse_ptr): Likewise.
420 (gimple_vdef_ptr): Likewise.
421 (gimple_set_vuse): Likewise.
422 (gimple_set_vdef): Likewise.
423 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
425 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
427 * doc/arm-neon-intrinsics.texi: Regenerated.
429 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
431 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
433 2009-11-18 Paul Brook <paul@codesourcery.com>
434 Daniel Jacobowitz <dan@codesourcery.com>
436 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
437 (arm_arch7em): New variable.
438 (all_architectures): Add armv7e-m.
439 (arm_override_options): Set arm_arch7em.
440 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
442 (arm_arch7em): Declare.
444 2009-11-18 Richard Guenther <rguenther@suse.de>
446 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
447 a valid field decl if checking is enabled.
449 2009-11-18 Martin Jambor <mjambor@suse.cz>
451 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
452 (lto_ipa_fixup_call_notes): Declare.
453 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
454 (update_call_notes_after_inlining): Copy call stmt uid to the new
456 (ipa_write_param_call_note): New function.
457 (ipa_read_param_call_note): New function
458 (ipa_write_node_info): Write also param call notes. Removed a bogus
459 comment, reformatted to fit 80 columns.
460 (ipa_read_node_info): Read also param call notes. Removed a bogus
461 comment. Remove ipa_edge_args_vector growth.
462 (lto_ipa_fixup_call_notes): New function.
463 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
464 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
465 inlining regardless of flag_wpa.
466 (cgraph_decide_inlining_of_small_functions): Likewise.
467 (cgraph_decide_inlining): Likewise.
468 (inline_read_summary): Likewise.
470 2009-11-18 Jan Hubicka <jh@suse.cz>
472 * predict.c (compute_function_frequency): Export.
473 * predict.h (compute_function_frequency): Declare.
474 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
476 2009-11-18 Martin Jambor <mjambor@suse.cz>
478 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
479 on all nodes we write summaries for.
481 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
484 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
485 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
486 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
487 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
488 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
489 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
490 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
493 2009-11-18 Jakub Jelinek <jakub@redhat.com>
495 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
497 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
500 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
502 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
504 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
505 cgraph_materialize_all_clones): Handle same_body aliases.
506 * cgraph.c (cgraph_allocate_node): New function.
507 (cgraph_create_node): Use it.
508 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
509 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
510 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
512 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
513 (input_node): Stream in same_body aliases.
514 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
515 for same_body aliases.
516 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
518 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
521 * config/darwin.h: Use the extension stub libraries to access
522 current libgcc_s features.
524 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
527 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
528 (vect_transform_loop): Call it.
530 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
532 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
535 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
539 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
541 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
542 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
543 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
544 (sese_bad_liveouts_use): New.
545 (sese_reset_debug_liveouts_bb): New.
546 (sese_build_liveouts): Use it.
547 (rename_variables_in_stmt): Reset debug stmts rather than creating
549 (expand_scalar_variable_stmt): Likewise.
551 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
553 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
554 (df_ref_remove): Likewise.
556 2009-11-17 Jan Hubicka <jh@suse.cz>
558 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
561 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
563 * toplev.c (process_options): Remove dead code.
564 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
566 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
568 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
571 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
573 PR tree-optimization/41857
574 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
575 TYPE's address space instead of pointer to TYPE.
577 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
579 * reload.c (find_reloads_address): Fix typo.
581 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
583 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
584 registers in leaf functions if possible.
586 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
588 * config/m68k/m68k-devices.def: Add MCF5441x family.
590 2009-11-17 Jan Hubicka <jh@suse.cz>
592 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
594 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
596 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
599 nest ior expressions.
600 (x86_64_szext_nonmemory_operand): Ditto.
601 (call_insn_operand): Ditto.
603 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
605 * stmt.c (expand_asm_stmt): Get locus from stmt.
607 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
609 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
610 Create the decl label for the new dest block on demand. Require
611 a fallthrough edge if no asm labels were redirected.
613 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
615 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
617 (cstoresi4): Ditto for operand 2.
618 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
619 patterns using SDWIM mode iterator.
620 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
621 using SWIM mode iterator.
622 (cmpdi_1): Rename from cmpdi_1_rex64.
623 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
625 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
626 using SWI mode iterator.
627 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
628 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
629 (*cmpqi_ext_3_insn): Make private.
630 (*cmpqi_ext_3_insn_rex64): Make private.
631 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
632 * config/i386/predicates.md (cmpsi_operand): Remove.
634 2009-11-16 Paul Brook <paul@codesourcery.com>
636 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
637 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
639 2009-11-14 Jan Hubicka <jh@suse.cz>
641 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
643 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
644 zero out all callees.
645 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
646 frequency and count match.
647 * ipa-inline.c (update_noncloned_frequencies): New function.
648 (cgraph_clone_inlined_nodes): Use it.
649 * tree-inline.c (copy_bb): Fix frequency scaling; output
650 diagnostic on frequency mismatches to dump file.
651 (initialize_cfun): Do not scale frequency; fix count scaling;
652 initialize entry and exit block frequencies; copy profile info.
653 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
654 (copy_body): Use frequency_scale as argument.
655 (expand_call_inline): Compute frequency scale and output diagnostic
657 (delete_unreachable_blocks_update_callgrah): Remove checking that
658 has to be done after edge redirection.
659 (tree_function_versioning): Update initialize_cfun and copy_body call.
661 2009-11-14 Jan Hubicka <jh@suse.cz>
663 * cgraph.c (cgraph_release_function_body): Update use of
664 ipa_transforms_to_apply.
665 (cgraph_remove_node): Remove ipa_transforms_to_apply.
666 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
667 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
669 (cgraph_materialize_clone): Remove original if dead.
670 * lto-streamer-in.c (lto_read_body): Remove FIXME and
671 ipa_transforms_to_apply hack.
672 * function.h (struct function): Add ipa_transforms_to_apply.
673 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
674 * tree-inline.c (copy_bb): Update sanity check.
675 (initialize_cfun): Do not copy ipa_transforms_to_apply.
676 (expand_call_inline): remove dead clone originals.
677 (tree_function_versioning): Merge transformation queues.
678 * passes.c (add_ipa_transform_pass): Remove.
679 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
681 (execute_all_ipa_transforms): Update.
682 (execute_one_pass): Update.
684 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
686 PR target/21078, 21080
687 * config/avr/avr.c (avr_return_addr_rtx): New function for
688 builtin_return_address.
689 (expand_prologue): Calculate stack usage.
690 (avr_asm_function_end_prologue): Output stack size and offset label.
691 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
692 (machine_function): Add stack_usage.
693 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
695 2009-11-14 Anatoly Sokolov <aesok@post.ru>
697 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
698 new 'outgoing' argument.
699 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
700 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
701 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
702 iq2000_function_value_regno_p.
703 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
704 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
707 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
710 * arm.md (adddi_sesidi_di): Place tied contraint first.
711 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
712 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
713 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
714 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
715 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
716 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
717 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
718 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
719 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
721 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
723 * config/i386/predicates.md (call_register_no_elim_operand):
724 New predicate. Reject stack register as valid call operand
726 (call_insn_operand): Use call_register_no_elim_operand.
728 2009-11-13 Richard Henderson <rth@redhat.com>
730 * function.c (stack_protect_prologue): Don't bypass expand_expr
731 for stack_protect_guard and guard_decl.
732 (stack_protect_epilogue): Likewise.
734 2009-11-13 Jan Hubicka <jh@suse.cz>
736 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
737 when to PUBLIC is set.
739 2009-11-13 Jakub Jelinek <jakub@redhat.com>
742 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
745 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
748 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
749 *call_value_1): Use "lsm" as operand 1 constraint.
750 * config/i386/predicates.md (call_insn_operand): Depend on
751 index_register_operand to avoid %esp register.
753 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
756 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
759 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
760 (TARGET_CALL_ESP): New define.
761 * config/i386/i386.c (initial_ix86_tune_features): Initialize
763 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
764 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
765 *call_1, *call_value_pop_1 and *call_value_1. Depend on
767 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
768 New patterns, use "lsm" as operand 1 constraint.
769 * config/i386/predicates.md (call_insn_operand): Depend on
770 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
772 2009-11-13 Jason Merrill <jason@redhat.com>
775 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
776 Don't emit a second declaration at any scope.
778 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
780 PR rtl-optimization/41697
781 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
782 a conditional jump has a single successor.
784 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
786 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
787 allocate reg_last when in case lazy_reg_last is true.
788 (init_deps_reg_last): New.
789 (free_deps): When max_reg is 0, this context is already freed.
790 * sched-int.h (init_deps_reg_last): Export.
791 (init_deps): Update prototype.
792 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
793 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
794 * ddg.c (build_intra_loop_deps): Likewise.
795 * sel-sched-ir.c (copy_deps_context, create_deps_context,
796 reset_deps_context, deps_init_id): Likewise.
797 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
798 (free_data_for_scheduled_insn): New, break down from ...
799 (free_first_time_insn_data): ... here.
800 (has_dependence_p): Allocate reg_last now, when it is needed.
801 (extend_insn_data): When maximal LUID is big enough, allocate
802 per-insn data in smaller chunks.
803 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
804 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
807 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
809 * config/i386/i386.md (call_value): Fix comment.
810 (sibcall_value): Ditto.
812 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
814 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
815 (MD_FROB_UPDATE_CONTEXT): Define.
817 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
818 Laurent GUERBY <laurent@guerby.net>
820 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
821 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
822 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
824 2009-11-12 Jan Hubicka <jh@suse.cz>
826 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
827 and clear DECL_COMMON on localized declarations.
829 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
832 * regrename.c (struct du_head): New structure; some elements moved
834 (struct du_chain): ... this one.
835 (open_chains, closed_chains): Now of type struct du_head *.
836 (do_replace): Accept du_head argument, not du_chain. All callers
837 changed. Modified code to match new data structures.
838 (build_def_use): Return a list of du_head structures. Modified code
839 to match new data structures.
840 (dump_def_use_chain): Accept du_head argument, not du_chain. All
841 callers changed. Modified code to match new data structures.
842 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
843 callers changed. Modified code to match new data structures.
844 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
845 Allocate a du_head structure as well as a du_chain when creating a
846 new chain. Modified other code to match new data structures.
848 2009-11-12 Jan Hubicka <jh@suse.cz>
850 * cgraph.h (varpool_node_name): Declare.
851 * cgraphunit.c (process_function_and_variable_attributes): Set
852 force_output flag on used variables.
853 * ipa.c (function_and_variable_visibility): Dump externally visible
854 and needed variables.
855 * varpool.c (varpool_node_name): Export.
856 (decide_is_variable_needed): Check COMDAT for externally visible vars;
859 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
862 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
863 processing if XEXP (x, i) is NULL.
865 2009-11-12 Jan Hubicka <jh@suse.cz>
867 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
868 imply PUBLIC || EXTERNAL.
870 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
873 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
874 single successor block, ending with jump created by RTL expander.
876 2009-11-11 Jan Hubicka <jh@suse.cz>
879 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
880 and WEAK variables at -fwhole-program.
883 * ipa.c (whole_program_function_and_variable_visility): COMDAT
884 functions/variables are not needed even if they are externally visible.
886 2009-11-11 Jan Hubicka <jh@suse.cz>
888 (patch by Richard Guenther)
889 * lto-streamer-out.c (output_function): Output head of argument list
891 * lto-streamer-in.c (input_function): Re-map arguments into merged
894 2009-11-11 Jan Hubicka <jh@suse.cz>
896 * lto-cgraph.c: Include gcov-io.h
897 (output_profile_summary): New function.
898 (output_cgraph): Use it.
899 (input_profile_summary): New function.
900 (input_cgraph): Use it.
901 * coverage.c (build_ctr_info_value): Use varpool; initalize
903 (create_coverage): Likewise.
904 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
905 (tree_init_edge_profiler): Likewise.
906 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
908 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
910 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
911 * c-pragma.c (def_pragma_macro_value): Likewise.
912 (def_pragma_macro): Likewise.
913 (pushed_macro_table): Likewise.
914 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
915 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
917 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
919 * doc/plugins.texi (Registering custom attributes): section
920 renamed as (Registering custom attributes or pragmas).
921 Mentions custom attributes & pragmas, and c_register_pragma, with
923 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
925 * doc/extend.texi (Function Attributes): Mentions that plugin can
926 provide their attributes.
928 2009-11-11 Jon Beniston <jon@beniston.com>
930 * config.gcc: Add lm32 elf and uclinux targets.
931 * config/lm32: New directory.
932 * config/lm32/lm32.c: New file.
933 * config/lm32/lm32.h: New file.
934 * config/lm32/lm32.md: New file.
935 * config/lm32/lm32.opt: New file.
936 * config/lm32/lm32-protos.h: New file.
937 * config/lm32/constraints.md: New file.
938 * config/lm32/predicates.md: New file.
939 * config/lm32/sfp-machine.h: New file.
940 * config/lm32/t-fprules-softfp: New file.
941 * config/lm32/uclinux-elf.h: New file.
942 * doc/invoke.texi: Document lm32 options.
943 * doc/contrib.texi: Document lm32 porter.
944 * doc/install.texi: Document lm32 targets.
946 2009-11-11 Martin Jambor <mjambor@suse.cz>
949 * ipa-prop.c (ipa_update_after_lto_read): Call
950 ipa_check_create_node_params and ipa_check_create_edge_args. Also
951 call ipa_initialize_node_params instead of ipa_populate_param_decls.
953 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
955 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
956 (neon_expand_vector_init): Use them. Also handle non-constant
957 vectors with identical elements and vectors with only one
958 non-constant element.
959 (arm_print_operand): Handle 'y' modifier.
960 * config/arm/arm-protos.h (neon_make_constant): Declare.
961 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
962 patterns. Use VX instead of VDQW for the first one. Allow
963 a VFP alternative and V32 modes for the second one.
964 * config/arm/neon.ml (shape_elt): Add Alternatives.
965 (ops): Use Alternatives for vdup lane instructions.
966 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
967 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
969 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
971 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
973 (movti, mov<mode>): Call force_reg on one operand if required.
974 * config/arm/vec-common.md (mov<mode>): Likewise.
976 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
978 * config/arm/arm.c (arm_override_options): Enable scheduling for
981 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
985 * expr.h (anti_adjust_stack_and_probe): Declare.
986 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
987 parameter and rewrite head comment.
988 (allocate_dynamic_stack_space): Adjust call to above function.
989 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
991 * tree.h (dwarf2out_args_size): Delete.
992 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
993 (dwarf2out_args_size_adjust): Delete prototype and move around.
994 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
995 ACCUMULATE_OUTGOING_ARGS targets.
997 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
999 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
1000 DECL_SIZE of DECL_RESULT before evaluating it.
1002 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1004 PR tree-optimization/41987
1005 * fold-const.c (const_binop): Avoid using fold_buildN().
1007 2009-11-10 Martin Jambor <mjambor@suse.cz>
1009 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
1010 (execute_all_ipa_stmt_fixups): Declare.
1011 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
1012 * ipa-inline.c (pass_ipa_inline): Likewise.
1013 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
1014 * ipa-reference.c (pass_ipa_reference): Likewise.
1015 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
1016 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
1017 (pass_ipa_lto_finish_out): Likewise.
1018 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
1019 * passes.c (execute_ipa_stmt_fixups): New function.
1020 (execute_all_ipa_stmt_fixups): New function.
1021 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
1023 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1026 * explow.c (probe_stack_range): Fix typo.
1027 * config/sparc/sparc.md (probe_stack): New expander.
1029 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
1031 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
1033 2009-11-09 Jason Merrill <jason@redhat.com>
1035 * gdbinit.in (pgq): New function for printing gimple sequence.
1037 2009-11-09 Paul Brook <paul@codesourcery.com>
1038 Daniel Jacobowitz <dan@codesourcery.com>
1039 Sandra Loosemore <sandra@codesourcery.com>
1041 * doc/extend.texi (Half-Precision): Update wording to reflect
1042 that there are now multiple -mfpu options that enable fp16
1044 * doc/invoke.texi: Update list of ARM -mfpu= options.
1045 * config.gcc: Update ARM --with-fpu option list.
1046 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
1047 vfpv3xd and vfpv3xd-fp16.
1048 (use_vfp_abi): New function.
1049 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
1051 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
1052 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
1053 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
1054 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
1056 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
1058 (arm_print_operand): Handle 'p' modifier.
1059 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
1061 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
1062 (TARGET_FP16): Define.
1063 * config/arm/vfp.md: Disable double-precision patterns if the FPU
1064 does not provide them.
1065 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
1066 double-precision values on a single-precision FPU.
1067 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
1068 double-precision constants.
1069 (movhf_vfp_neon): New pattern (was movhf_vfp).
1070 (movhf_vfp): Remove NEON instructions.
1071 * config/arm/constraints.md: Add new "Dy" constraint for
1072 double-precision constants. Update description of "Dv".
1073 * config/arm/arm.md: Disable double-precision patterns if the FPU
1074 does not provide them
1076 2009-11-09 Jakub Jelinek <jakub@redhat.com>
1078 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
1079 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
1082 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
1084 * collect2.c (main): Search PLUGIN_LD for plugin linker.
1086 * configure.ac (--with-plugin-ld): New. Default to ld.
1087 * configure: Regenerated.
1088 * config.in: Likewise.
1090 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
1091 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
1093 2009-11-08 Jonathan Gray <jsg@openbsd.org>
1095 * config/openbsd-stdint.h: Change to reflect what
1096 c_common_nodes_and_builtins expects.
1098 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
1100 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
1102 2009-11-08 Jakub Jelinek <jakub@redhat.com>
1105 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
1106 function contains at least one local dynamic name.
1107 (print_operand) <case '&'>: Instead output operand lossage diagnostics
1108 here if that happens.
1110 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
1111 Joern Rennecke <amylaar@spamcop.net>
1113 * cfgrtl.c (pass_free_cfg): Add pass name.
1114 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
1115 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
1116 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
1117 * df-core.c (pass_df_initialize_no_opt): Likewise.
1118 * except.c (pass_rtl_eh): Likewise.
1119 * function.c (pass_init_function, pass_leaf_regs): Likewise.
1120 * gcse.c (pass_rtl_pre): Change pass name.
1121 * passes.c (pass_postreload): Add pass name.
1122 (make_pass_instance): Don't use duplicate-tracking logic for
1123 names starting with '*'.
1124 (next_pass_1): Assert that pass has a name.
1125 (register_one_dump_file): If there is an space in the name,
1127 * predict.c (pass_strip_predict_hints): Add pass name.
1128 * reg-stack.c (pass_stack_regs): Likewise.
1129 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1130 * tree-cfg.c (pass_warn_function_return,
1131 pass_warn_function_noreturn): Add pass name.
1132 * tree-dfa.c (pass_referenced_vars): Likewise.
1133 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
1134 Fix whitespace before comment.
1135 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
1136 (pass_init_datastructures): Add pass name.
1137 * tree-ssa-loop.c (pass_record_bounds): Likewise.
1138 * tree-ssa.c (pass_early_warn_uninitialized,
1139 pass_late_warn_uninitialized): Likewise.
1140 * tree.c (pass_ipa_free_lang_data): Likewise.
1141 * doc/passes.texi (pass manager): Document how to disambiguate
1144 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
1146 * df-problems.c: Fix documentation for forward simulation of LR.
1147 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
1148 (df_simulate_finalize_forwards): Remove.
1149 * df.h (df_simulate_finalize_forwards): Remove.
1151 2009-11-08 Richard Guenther <rguenther@suse.de>
1153 * tree-ssa-structalias.c (build_succ_graph): Properly make
1154 variables escape if they are stored to anything.
1156 2009-11-08 Richard Guenther <rguenther@suse.de>
1158 PR rtl-optimization/41928
1159 * loop-invariant.c (free_loop_data): If we didn't allocate
1160 loop data do not try to free it.
1162 2009-11-07 Jason Merrill <jason@redhat.com>
1164 * tree.c (reconstruct_complex_type): Preserve attributes.
1166 2009-11-07 Richard Guenther <rguenther@suse.de>
1168 * tree-ssa-structalias.c (build_succ_graph): Feed stores
1169 to anything only to variables that can take pointers.
1170 (get_constraint_for_ssa_var): Properly exclude full
1171 variables from expanding.
1172 (first_vi_for_offset): Avoid overflow in arithmetic.
1173 (first_or_preceding_vi_for_offset): Likewise.
1174 (count_num_arguments): Fix implementation.
1175 (gate_ipa_pta): Do not run when not optimizing.
1177 2009-11-07 David Binderman <dcb314@hotmail.com>
1179 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
1180 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
1181 set but not used variables.
1182 (apply_args_reg_offset): Comment out as unused.
1183 * calls.c (flags_from_decl_or_type): Likewise.
1184 * genautomata.c (check_regexp_units_distribution): Likewise.
1186 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
1189 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
1190 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
1191 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
1192 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
1193 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
1194 operand alternatives.
1196 2009-11-06 Michael Matz <matz@suse.de>
1199 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
1200 of a potential reciprocal to really be reciprocals.
1202 2009-11-06 Jakub Jelinek <jakub@redhat.com>
1204 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
1205 lwpintrin.h after immintrin.h.
1206 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
1210 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
1211 or non-constant index, allow index one past the last element and
1212 allow exceeding array bound in arrays that might be used as flexible
1215 2009-11-05 Richard Henderson <rth@redhat.com>
1217 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
1219 2009-11-05 Paul Brook <paul@codesourcery.com>
1221 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
1222 (arm_fpu_desc): New.
1223 (all_fpus): Add FPU details.
1224 (fp_model_for_fpu): Remove.
1225 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
1226 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
1227 (arm_file_start): Use arm_fpu_desc.
1228 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
1229 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
1231 (TARGET_FPA_EMU2): Define.
1232 (arm_fp_model, fputype, arm_fpu_tune): Remove.
1233 (vfp_reg_type, arm_fpu_desc): New.
1234 * config/arm/arm.md (attr fpu): Simplify.
1235 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
1236 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
1237 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
1238 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
1239 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
1241 2009-11-05 Michael Matz <matz@suse.de>
1243 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
1245 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
1248 2009-11-04 Jason Merrill <jason@redhat.com>
1251 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
1252 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
1253 (output_constant): Avoid crash after error.
1255 2009-11-05 Martin Jambor <mjambor@suse.cz>
1257 * tree-sra.c (struct access): Changed comment of next_sibling field.
1258 (analyze_modified_params): Loop over accesses of a group rather than
1259 over all with the ame base, pass a common bitmap to
1261 (unmodified_by_ref_scalar_representative): Build link lists of
1262 accesses of a group.
1263 (splice_param_accesses): Likewise.
1265 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
1267 * df-scan.c (df-uses-record): Add case zero_extract of mem.
1269 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
1273 * config/i386/i386.md (probe_stack): New expander.
1274 (logical operation peepholes): Do not split stack checking probes.
1276 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1277 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1279 * doc/invoke.texi (-mlwp): Add documentation.
1280 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
1281 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
1282 (x86_64-*-*): Ditto.
1283 * config/i386/lwpintrin.h: New file, provide x86 compiler
1284 intrinisics for LWP.
1285 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
1286 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
1287 * config/i386/i386-c.c (ix86_target_macros_internal): Check
1289 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
1290 * config/i386/i386.opt (-mlwp): New switch for LWP support.
1291 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
1292 (OPTION_MASK_ISA_LWP_UNSET): New.
1293 (ix86_handle_option): Handle -mlwp.
1294 (isa_opts): Handle -mlwp.
1295 (enum pta_flags): Add PTA_LWP.
1296 (override_options): Add LWP support.
1297 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
1298 (IX86_BUILTIN_LLWPCB32): Ditto.
1299 (IX86_BUILTIN_LLWPCB64): Ditto.
1300 (IX86_BUILTIN_SLWPCB16): Ditto.
1301 (IX86_BUILTIN_SLWPCB32): Ditto.
1302 (IX86_BUILTIN_SLWPCB64): Ditto.
1303 (IX86_BUILTIN_LWPVAL16): Ditto.
1304 (IX86_BUILTIN_LWPVAL32): Ditto.
1305 (IX86_BUILTIN_LWPVAL64): Ditto.
1306 (IX86_BUILTIN_LWPINS16): Ditto.
1307 (IX86_BUILTIN_LWPINS32): Ditto.
1308 (IX86_BUILTIN_LWPINS64): Ditto.
1309 (enum ix86_special_builtin_type): Add LWP intrinsic support.
1310 (builtin_description): Ditto.
1311 (ix86_init_mmx_sse_builtins): Ditto.
1312 (ix86_expand_special_args_builtin): Ditto.
1313 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
1315 (UNSPEC_SLWP_INTRINSIC): Ditto.
1316 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
1317 (UNSPECV_LWPINS_INTRINSIC): Ditto.
1318 (lwp_llwpcbhi1): New lwp pattern.
1319 (lwp_llwpcbsi1): Ditto.
1320 (lwp_llwpcbdi1): Ditto.
1321 (lwp_slwpcbhi1): Ditto.
1322 (lwp_slwpcbsi1): Ditto.
1323 (lwp_slwpcbdi1): Ditto.
1324 (lwp_lwpvalhi3): Ditto.
1325 (lwp_lwpvalsi3): Ditto.
1326 (lwp_lwpvaldi3): Ditto.
1327 (lwp_lwpinshi3): Ditto.
1328 (lwp_lwpinssi3): Ditto.
1329 (lwp_lwpinsdi3): Ditto.
1331 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1332 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1335 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
1338 2009-11-04 Richard Guenther <rguenther@suse.de>
1339 Rafael Avila de Espindola <espindola@google.com>
1341 * gcc.c (process_command): Handle arguments name@offset.
1343 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1344 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1346 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
1347 (x86_64-*-*): Ditto.
1348 * config/i386/xopintrin.h: New file, provide common x86 compiler
1349 intrinisics for XOP.
1350 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
1351 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
1352 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1354 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
1355 * config/i386/i386.opt (-mxop): New switch for XOP support.
1356 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
1357 (UNSPEC_XOP_TRUEFALSE)
1358 (UNSPEC_XOP_PERMUTE)
1359 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
1360 (PPERM_*): New constants for vpperm instruction.
1361 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
1362 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
1363 (OPTION_MASK_ISA_XOP_UNSET): New.
1364 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
1365 (ix86_handle_option): Handle -mxop.
1366 (isa_opts): Handle -mxop.
1367 (enum pta_flags): Add PTA_XOP.
1368 (override_options): Add XOP support.
1369 (print_operand): Add code for XOP compare instructions.
1370 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
1371 (ix86_expand_int_vcond): Extend for XOP compare instruction.
1373 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
1374 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
1375 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
1376 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
1377 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
1378 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
1379 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
1381 (IX86_BUILTIN_VPCMOV256): Ditto.
1382 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
1383 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
1384 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
1385 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
1386 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
1387 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
1389 (IX86_BUILTIN_VPPERM): Ditto.
1391 (IX86_BUILTIN_VPMACSSWW): Ditto.
1392 (IX86_BUILTIN_VPMACSWW): Ditto.
1393 (IX86_BUILTIN_VPMACSSWD): Ditto.
1394 (IX86_BUILTIN_VPMACSWD): Ditto.
1395 (IX86_BUILTIN_VPMACSSDD): Ditto.
1396 (IX86_BUILTIN_VPMACSDD): Ditto.
1397 (IX86_BUILTIN_VPMACSSDQL): Ditto.
1398 (IX86_BUILTIN_VPMACSSDQH): Ditto.
1399 (IX86_BUILTIN_VPMACSDQL): Ditto.
1400 (IX86_BUILTIN_VPMACSDQH): Ditto.
1401 (IX86_BUILTIN_VPMADCSSWD): Ditto.
1402 (IX86_BUILTIN_VPMADCSWD): Ditto.
1404 (IX86_BUILTIN_VPHADDBW): Ditto.
1405 (IX86_BUILTIN_VPHADDBD): Ditto.
1406 (IX86_BUILTIN_VPHADDBQ): Ditto.
1407 (IX86_BUILTIN_VPHADDWD): Ditto.
1408 (IX86_BUILTIN_VPHADDWQ): Ditto.
1409 (IX86_BUILTIN_VPHADDDQ): Ditto.
1410 (IX86_BUILTIN_VPHADDUBW): Ditto.
1411 (IX86_BUILTIN_VPHADDUBD): Ditto.
1412 (IX86_BUILTIN_VPHADDUBQ): Ditto.
1413 (IX86_BUILTIN_VPHADDUWD): Ditto.
1414 (IX86_BUILTIN_VPHADDUWQ): Ditto.
1415 (IX86_BUILTIN_VPHADDUDQ): Ditto.
1416 (IX86_BUILTIN_VPHSUBBW): Ditto.
1417 (IX86_BUILTIN_VPHSUBWD): Ditto.
1418 (IX86_BUILTIN_VPHSUBDQ): Ditto.
1420 (IX86_BUILTIN_VPROTB): Ditto.
1421 (IX86_BUILTIN_VPROTW): Ditto.
1422 (IX86_BUILTIN_VPROTD): Ditto.
1423 (IX86_BUILTIN_VPROTQ): Ditto.
1424 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1425 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1426 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1427 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1429 (IX86_BUILTIN_VPSHLB): Ditto.
1430 (IX86_BUILTIN_VPSHLW): Ditto.
1431 (IX86_BUILTIN_VPSHLD): Ditto.
1432 (IX86_BUILTIN_VPSHLQ): Ditto.
1433 (IX86_BUILTIN_VPSHAB): Ditto.
1434 (IX86_BUILTIN_VPSHAW): Ditto.
1435 (IX86_BUILTIN_VPSHAD): Ditto.
1436 (IX86_BUILTIN_VPSHAQ): Ditto.
1438 (IX86_BUILTIN_VFRCZSS): Ditto.
1439 (IX86_BUILTIN_VFRCZSD): Ditto.
1440 (IX86_BUILTIN_VFRCZPS): Ditto.
1441 (IX86_BUILTIN_VFRCZPD): Ditto.
1442 (IX86_BUILTIN_VFRCZPS256): Ditto.
1443 (IX86_BUILTIN_VFRCZPD256): Ditto.
1445 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1446 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1447 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1448 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1449 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1450 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1451 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1452 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1454 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1455 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1456 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1457 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1458 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1459 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1460 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1461 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1463 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1464 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1465 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1466 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1467 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1468 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1469 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1470 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1472 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1473 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1474 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1475 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1476 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1477 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1478 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1479 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1481 (IX86_BUILTIN_VPCOMEQB): Ditto.
1482 (IX86_BUILTIN_VPCOMNEB): Ditto.
1483 (IX86_BUILTIN_VPCOMLTB): Ditto.
1484 (IX86_BUILTIN_VPCOMLEB): Ditto.
1485 (IX86_BUILTIN_VPCOMGTB): Ditto.
1486 (IX86_BUILTIN_VPCOMGEB): Ditto.
1487 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1488 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1490 (IX86_BUILTIN_VPCOMEQW): Ditto.
1491 (IX86_BUILTIN_VPCOMNEW): Ditto.
1492 (IX86_BUILTIN_VPCOMLTW): Ditto.
1493 (IX86_BUILTIN_VPCOMLEW): Ditto.
1494 (IX86_BUILTIN_VPCOMGTW): Ditto.
1495 (IX86_BUILTIN_VPCOMGEW): Ditto.
1496 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1497 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1499 (IX86_BUILTIN_VPCOMEQD): Ditto.
1500 (IX86_BUILTIN_VPCOMNED): Ditto.
1501 (IX86_BUILTIN_VPCOMLTD): Ditto.
1502 (IX86_BUILTIN_VPCOMLED): Ditto.
1503 (IX86_BUILTIN_VPCOMGTD): Ditto.
1504 (IX86_BUILTIN_VPCOMGED): Ditto.
1505 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1506 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1508 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1509 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1510 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1511 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1512 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1513 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1514 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1515 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1517 (enum multi_arg_type): New enum for describing the various XOP
1518 intrinsic argument types.
1519 (bdesc_multi_arg): New table for XOP intrinsics.
1520 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1521 (ix86_expand_multi_arg_builtin): New function for creating XOP
1524 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1525 (xop_pmacsww): Ditto.
1526 (xop_pmacssww): Ditto.
1527 (xop_pmacsdd): Ditto.
1528 (xop_pmacssdd): Ditto.
1529 (xop_pmacssdql): Ditto.
1530 (xop_pmacssdqh): Ditto.
1531 (xop_pmacsdql): Ditto.
1532 (xop_pmacsdql_mem): Ditto.
1533 (xop_mulv2div2di3_low): Ditto.
1534 (xop_pmacsdqh): Ditto.
1535 (xop_pmacsdqh_mem): Ditto.
1536 (xop_mulv2div2di3_high): Ditto.
1537 (xop_pmacsswd): Ditto.
1538 (xop_pmacswd): Ditto.
1539 (xop_pmadcsswd): Ditto.
1540 (xop_pmadcswd): Ditto.
1541 (xop_pcmov_<mode>): Ditto.
1542 (xop_pcmov_<mode>256): Ditto.
1543 (xop_phaddbw): Ditto.
1544 (xop_phaddbd): Ditto.
1545 (xop_phaddbq): Ditto.
1546 (xop_phaddwd): Ditto.
1547 (xop_phaddwq): Ditto.
1548 (xop_phadddq): Ditto.
1549 (xop_phaddubw): Ditto.
1550 (xop_phaddubd): Ditto.
1551 (xop_phaddubq): Ditto.
1552 (xop_phadduwd): Ditto.
1553 (xop_phadduwq): Ditto.
1554 (xop_phaddudq): Ditto.
1555 (xop_phsubbw): Ditto.
1556 (xop_phsubwd): Ditto.
1557 (xop_phsubdq): Ditto.
1559 (rotl<mode>3): Ditto.
1560 (rotr<mode>3): Ditto.
1561 (xop_rotl<mode>3): Ditto.
1562 (xop_rotr<mode>3): Ditto.
1563 (vrotr<mode>3): Ditto.
1564 (vrotl<mode>3): Ditto.
1565 (xop_vrotl<mode>3): Ditto.
1566 (vlshr<mode>3): Ditto.
1567 (vashr<mode>3): Ditto.
1569 (xop_ashl<mode>3): Ditto.
1570 (xop_lshl<mode>3): Ditto.
1571 (ashlv16qi3): Ditto.
1572 (lshlv16qi3): Ditto.
1573 (ashrv16qi3): Ditto.
1575 (xop_frcz<mode>2): Ditto.
1576 (xop_vmfrcz<mode>2): Ditto.
1577 (xop_frcz<mode>2256): Ditto.
1578 (xop_maskcmp<mode>3): Ditto.
1579 (xop_maskcmp_uns<mode>3): Ditto.
1580 (xop_maskcmp_uns2<mode>3): Ditto.
1581 (xop_pcom_tf<mode>3): Ditto.
1583 * doc/invoke.texi (-mxop): Add documentation.
1584 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1586 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1589 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1590 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1591 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1593 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1596 * arm.md (peephole2 patterns for move and compare): New.
1598 2009-11-04 Nick Clifton <nickc@redhat.com>
1600 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1601 Make sure that it does not allow CONST_DOUBLEs.
1602 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1603 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1604 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1605 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1606 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1607 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1608 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1609 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1610 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1611 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1612 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1613 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1614 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1615 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1616 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1618 2009-11-04 Richard Guenther <rguenther@suse.de>
1620 PR tree-optimization/41919
1621 * tree-vrp.c (test_for_singularity): Properly compare values.
1623 2009-11-04 Revital Eres <eres@il.ibm.com>
1625 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1626 Consider peeling for alignment only for stores and remove
1627 redundant assignment.
1629 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1632 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1633 (m68k_ok_for_sibcall_p): Handle different result return locations.
1635 2009-11-04 Richard Guenther <rguenther@suse.de>
1637 * c-opts.c (c_common_post_options): Move LTO option processing
1639 * opts.c (decode_options): ... here.
1641 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1643 * c-common.c (fold_offsetof_1): Use %wd instead of
1644 HOST_WIDE_INT_PRINT_DEC.
1646 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1648 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1651 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1653 * config.gcc (vax-*-linux*): Keep the original contents of
1654 tmake_file while adding vax/t-linux.
1656 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1660 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1661 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1662 (STACK_CHECK_MOVING_SP): Likewise.
1663 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1664 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1665 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1666 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1667 Document PROBE_STACK.
1668 * explow.c (anti_adjust_stack_and_probe): New function.
1669 (allocate_dynamic_stack_space): Do not directly allocate space if
1670 STACK_CHECK_MOVING_SP, instead invoke above function.
1671 (emit_stack_probe): Handle probe_stack insn.
1672 (PROBE_INTERVAL): New macro.
1673 (STACK_GROW_OPTAB): Likewise.
1674 (STACK_GROW_OFF): Likewise.
1675 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1676 loop condition in the small constant case. Rewrite in the general
1677 case to be immune to wraparounds. Make sure the address of probes
1678 is valid. Try to use [base + disp] addressing mode if possible.
1679 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1680 checking is enabled and STACK_CHECK_MOVING_SP.
1681 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1682 return 1 for volatile references to the stack pointer.
1683 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1684 __builtin_alloca if stack checking is enabled.
1685 * unwind-dw2.c (uw_identify_context): Take into account whether the
1686 context is that of a signal frame or not.
1687 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1688 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1690 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1692 PR rtl-optimization/41917
1693 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1694 operand isn't known to be 0, return 1.
1696 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1698 * config/mips/mips.md: Fix typos.
1700 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1702 * doc/invoke.texi: Fix typo.
1704 2009-11-03 Paul Brook <paul@codesourcery.com>
1706 * config/arm/neon.ml (vectype): Add T_floatSF.
1707 (string_of_vectype): Ditto.
1708 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1709 (deftypes): Use float for float32_t.
1710 * config/arm/arm_neon.h: Regenerate.
1712 2009-11-03 Nick Clifton <nickc@redhat.com>
1713 Kevin Buettner <kevinb@redhat.com>
1715 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1716 order of expected registers.
1717 (rx_load_multiple_vector): Likewise.
1718 (rx_rtsd_vector): Likewise.
1719 * config/rx/rx.c (rx_cpu_type): New variable.
1720 (rx_print_operand): Fix bug printing 64-bit constant values.
1721 (rx_emit_stack_pushm): Reverse order of pushed registers.
1722 (gen_rx_store_vector): Likewise.
1723 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1725 (is_exception_func): Rename to is_interrupt_func and only accept
1726 "interrupt" as the attribute name.
1727 (rx_get_stack_layout): Use new function name.
1728 (rx_func_attr_inlinable): Likewise.
1729 (rx_attribute_table): Remove "exception".
1730 (rx_expand_prologue): If necessary push the accumulator register
1731 in the prologue of interrupt functions.
1732 (rx_expand_epilogue): If necessary pop the accumulator.
1733 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1734 (rx_expand_builtin_stz): Remove.
1735 (rx_expand_builtin_mvtipl): New function.
1736 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1737 (rx_expand_builtin): Likewise.
1738 (rx_enable_fpu): New variable.
1739 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1740 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1741 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1742 (enum rx_cpu_types): Define.
1743 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1744 (INCOMING_FRAME_SP_OFFSET): Define.
1745 (ARG_POINTER_CFA_OFFSET): Define.
1746 (FRAME_POINTER_CFA_OFFSET): Define.
1747 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1748 (ALLOW_RX_FPU_INSNS): Define.
1749 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1750 fast_math_flags_set_p.
1751 (UNSPEC_BUILTIN_MVTIPL): Define.
1752 (revl): Rename to bswapsi2.
1753 (bswaphi2): New pattern.
1754 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1755 (mvtaclo): Likewise.
1757 (mvtc): Remove clobber of cc0.
1760 * config/rx/rx.opt (mieee): Remove.
1765 (msave-acc-in-interrupts): Add.
1766 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1767 (MULTILIB_DIRS): Likewise.
1768 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1769 * doc/extend.texi: Remove description of "exception" function
1771 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1772 -msave-acc-in-interrupts options.
1774 2009-11-03 Richard Guenther <rguenther@suse.de>
1776 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1778 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1781 * c-common.c (fold_offsetof_1): Issue errors when the member
1782 designator of the offsetof expression is not legitimate.
1784 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1786 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1787 names instead of numerical constants.
1788 (sse_prologue_save): Ditto.
1789 (*sse_prologue_save_insn): Ditto.
1791 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1794 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1795 (TARGET_CALL_ESP): New define.
1796 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1798 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1799 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1800 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1802 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1803 New patterns, use "lsm" as operand 1 constraint.
1804 * config/i386/predicates.md (call_insn_operand): Depend on
1805 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1807 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1809 PR tree-optimization/41857
1810 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1811 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1813 * tree-ssa-address.c (move_hint_to_base): New function.
1814 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1815 address space associated with TYPE.
1816 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1817 most_expensive_mult_to_index. Call move_hint_to_base.
1818 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1819 TYPE to addr_to_parts.
1821 2009-11-02 Martin Jambor <mjambor@suse.cz>
1823 PR tree-optimization/41750
1824 * tree-sra.c (analyze_modified_params): Loop over all
1825 representatives of components of a parameter.
1827 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1829 PR tree-optimization/41841
1830 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1831 local variables of not yet materialized clones.
1834 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1835 for a VOIDmode variable.
1838 * c-pragma.c (visstack): Change into vector of ints rather than
1839 enum symbol_visibility.
1840 (push_visibility): Add kind argument, push default_visibility together
1842 (pop_visibility): Add kind argument, return true if successful, fail
1843 if visibility stack is empty or if stack top is of different kind.
1844 (handle_pragma_visibility): Don't check length of visstack, instead
1845 call pop_visibility and issue diagnostics if it failed. Pass 0
1846 as last argument to push_visibility and pop_visibility.
1847 * c-pragma.h (push_visibility): Add kind argument.
1848 (pop_visibility): Likewise. Return bool instead of void.
1850 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1852 * tree.def (TARGET_MEM_REF): Update comment.
1853 * alias.c (get_alias_set): Retrieve the original memory reference for
1854 a TARGET_MEM_REF before proceeding.
1856 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1858 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1859 frv_function_value_regno_p): New functions.
1860 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1861 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1862 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1863 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1865 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1867 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1868 new 'outgoing' argument.
1869 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1870 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1871 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1872 LIBCALL_VALUE): Remove.
1873 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1874 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1875 (mh10300_function_value_regno_p): Declare.
1877 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1879 * config/arm/cortex-a9.md: New - integer pipeline description.
1881 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1883 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1884 aborting if the sizes of the two references don't match.
1886 2009-10-31 Toon Moene <toon@moene.org>
1888 * ipa-inline.c (cgraph_decide_inlining):
1889 Include reason for not inlining called-once functions in dump file.
1891 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1893 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1894 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1895 (LINK_SPEC): BE_LINK_SPEC added.
1897 2009-10-30 Richard Guenther <rguenther@suse.de>
1900 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1902 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1904 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1905 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1908 2009-10-30 Martin Jambor <mjambor@suse.cz>
1910 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1912 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1915 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1916 first. Move assert on stack_alignment_estimated just before
1917 setting stack_realign_needed.
1918 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1919 Don't call update_stack_boundary.
1921 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1922 (verride_options): Don't check ix86_force_align_arg_pointer here.
1923 (ix86_function_ok_for_sibcall): Use it.
1924 (ix86_update_stack_boundary): Likewise.
1926 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1928 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1930 * arm.md (QHSI): New mode iterator.
1931 (movqi): If generating for thumb, then truncate any immediate to
1933 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1935 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1938 2009-10-29 Cary Coutant <ccoutant@google.com>
1941 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1942 locations in the source).
1943 (store_vcall_insn): New function.
1944 (lookup_vcall_insn): New function.
1945 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1946 (dwarf2out_copy_call_info): New function.
1947 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1948 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1949 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1950 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1951 (debug_nothing_rtx_rtx): New dummy hook.
1952 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1953 (xcoff_debug_hooks): Likewise.
1954 * sdbout.c (sdb_debug_hooks): Likewise.
1955 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1957 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1959 * doc/invoke.texi (mmcount-ra-address): Document new command line
1961 * config/mips/mips.opt (mmcount-ra-address): New option.
1962 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1964 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1966 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1967 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1969 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1970 mips_function_profiler.
1972 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1976 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1977 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1978 * optc-gen.awk (cl_target_option_restore): Include call to
1979 targetm.override_options_after_change.
1980 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1981 * target.h (override_options_after_change): New.
1982 * c-common.c (parse_optimize_options): Call
1983 targetm.override_options_after_change.
1984 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1985 (ia64_override_options_after_change): New.
1986 (ia64_override_options) Add call to above.
1988 2009-10-29 Michael Matz <matz@suse.de>
1990 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1991 (gate_convert_to_rsqrt): Ditto.
1992 (pass_convert_to_rsqrt): Ditto.
1993 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1994 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1997 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1999 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2001 * config/arm/arm.c (find_best_start): Fix type of remainder to be
2004 2009-10-29 Martin Jambor <mjambor@suse.cz>
2006 PR tree-optimization/41775
2007 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
2008 (generate_subtree_copies): Do not unshare agg.
2009 (load_assign_lhs_subreplacements): Do not unshare rhs.
2010 (sra_modify_assign): Do not unshare exprs.
2011 (propagate_subacesses_accross_link): Renamed to
2012 propagate_subaccesses_across_link.
2014 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
2016 * arm.c (count_insns_for_constant): Rework to support counting for
2017 thumb2 immediates as well.
2018 (find_best_start): Split out from arm_gen_constant.
2019 (arm_gen_constant): Rework to support XOR with immediate.
2021 2009-10-29 Chao-ying Fu <fu@mips.com>
2023 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
2025 (mips_expand_synci_loop): Use the length rtx to control the
2026 synci loop from the begin rtx that points to the first byte of
2029 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2031 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
2033 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2035 * dbxout.c (dbxout_common_check): Accept non public trees.
2036 * dwarf2out.c (fortran_common): Accept non public trees.
2038 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2040 * common.opt (fuse-linker-plugin): New option.
2041 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
2043 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
2045 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2047 PR rtl-optimization/39715
2048 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
2049 (gen_cstoresi_ltu_thumb1): New splitter.
2051 2009-10-28 Richard Guenther <rguenther@suse.de>
2055 * tree-ssa.c (useless_type_conversion_p): Do not treat
2056 conversions to pointers to incomplete types as useless.
2057 * gimple.c (gimple_types_compatible_p): Compare struct tags,
2060 2009-10-28 Jakub Jelinek <jakub@redhat.com>
2062 * var-tracking.c (emit_note_insn_var_location): Don't call the second
2063 vt_expand_loc unnecessarily when location is not a register nor
2067 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
2068 fields don't have DECL_NAME.
2071 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
2072 call convert_memory_address on addr.
2075 * config/i386/i386.c (ix86_pic_register_p): Don't call
2076 rtx_equal_for_cselib_p for VALUEs discarded as useless.
2078 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
2080 * var-tracking.c (emit_note_insn_var_location): Get the mode of
2081 a variable part from its REG, MEM or VALUE.
2083 2009-10-28 Richard Guenther <rguenther@suse.de>
2085 * gimple.c (gimple_get_alias_set): Fix comment typo.
2087 2009-10-28 Richard Guenther <rguenther@suse.de>
2089 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
2090 (free_lang_data): Unconditionally compute alias sets for all
2091 standard integer types. Bail out if gate bailed out previously.
2092 Do not reset the types_compatible_p langhook.
2093 (gate_free_lang_data): Remove.
2094 (struct pass_ipa_free_lang_data): Enable unconditionally.
2095 * gimple.c (gimple_get_alias_set): Use the same alias-set for
2098 2009-10-28 Richard Guenther <rguenther@suse.de>
2101 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
2102 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
2103 (call_may_clobber_ref_p_1): Likewise.
2104 * tree-ssa-structalias.c (find_func_aliases): Likewise.
2105 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2107 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2109 PR rtl-optimization/41812
2112 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2114 * df-problems.c (df_md_scratch): New.
2115 (df_md_alloc, df_md_free): Allocate/free it.
2116 (df_md_local_compute): Only include live registers in init.
2117 (df_md_transfer_function): Prune the in-set computed by
2118 the confluence function, and the gen-set too.
2120 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2122 PR rtl-optimization/39715
2123 * combine.c (simplify_comparison): Use extensions to
2124 widen comparisons. Try an ANDing first.
2126 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2128 PR rtl-optimization/40741
2129 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
2130 a small constant is cheap.
2131 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
2132 force_reg on the LHS.
2133 (xorsi3): Likewise, and split the XOR if the constant is complex
2134 and not in Thumb mode.
2136 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2138 * expmed.c (emit_store_flag): Check costs before
2139 transforming to the opposite representation.
2141 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2143 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
2144 cstore result to DImode.
2146 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2148 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
2149 inside the unspec vector.
2151 2009-10-27 Richard Henderson <rth@redhat.com>
2153 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2155 2009-10-27 Richard Henderson <rth@redhat.com>
2158 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
2159 eh_region_may_contain_throw; update users.
2160 (eh_region_may_contain_throw): New function.
2161 (lower_catch): Check flag_exceptions before creating exception region.
2162 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
2163 (lower_cleanup): Tidy existing flag_exceptions check to match.
2165 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
2168 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
2169 * config/i386/mingw.opt: Add fset-stack-executable.
2170 * config/i386/i386.c (ix86_trampoline_init): Make call to
2171 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
2172 defined and its value is not zero.
2175 2009-10-27 Richard Guenther <rguenther@suse.de>
2177 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
2178 handle calls to externally visible functions like in regular mode.
2179 (create_variable_info_for): Do not create function infos here.
2180 (have_alias_info): Remove write-only variable.
2181 (solve_constraints): New function split out from common code
2182 in compute_points_to_sets and ipa_pta_execute.
2183 (compute_points_to_sets): Adjust.
2184 (ipa_pta_execute): Likewise. Handle clones and externally visible
2185 functions like in non-IPA mode.
2187 2009-10-27 Jakub Jelinek <jakub@redhat.com>
2190 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
2193 2009-10-27 Richard Guenther <rguenther@suse.de>
2195 * tree-complex.c (expand_complex_div_wide): Check for
2196 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
2198 2009-10-27 Revital Eres <eres@il.ibm.com>
2200 PR tree-optimization/40648
2201 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2202 Change decision of when to peel for alignment.
2204 2009-10-27 Richard Guenther <rguenther@suse.de>
2207 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
2209 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
2212 * fold-const.c (fold_binary_loc): Do not call
2213 protected_set_expr_location.
2215 2009-10-27 Wei Guozhi <carrot@google.com>
2218 * target.h (have_conditional_execution): Add a new target hook
2220 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
2221 * targhooks.h (default_have_conditional_execution): Likewise.
2222 * targhooks.c (default_have_conditional_execution): Likewise.
2223 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
2224 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
2225 (arm_have_conditional_execution): New function.
2226 * ifcvt.c (noce_process_if_block, find_if_header,
2227 cond_exec_find_if_block, dead_or_predicable): Change the usage of
2228 macro HAVE_conditional_execution to a target hook call.
2229 * recog.c (peephole2_optimize): Likewise.
2230 * sched-rgn.c (add_branch_dependences): Likewise.
2231 * final.c (asm_insn_count, final_scan_insn): Likewise.
2232 * bb-reorder.c (HAVE_conditional_execution): Remove it.
2234 2009-10-26 Ben Elliston <bje@au.ibm.com>
2235 Michael Meissner <meissner@linux.vnet.ibm.com>
2236 Ulrich Weigand <uweigand@de.ibm.com>
2238 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
2239 * config/spu/spu_cache.h: New file.
2241 * config/spu/cachemgr.c: New file.
2242 * config/spu/cache.S: New file.
2244 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
2245 (ADDR_SPACE_EA): Define.
2246 (TARGET_ADDR_SPACE_KEYWORDS): Define.
2247 * config/spu/spu.c (EAmode): New macro.
2248 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2249 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2250 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
2251 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2252 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2253 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2254 (TARGET_ASM_SELECT_SECTION): Likewise.
2255 (TARGET_ASM_UNIQUE_SECTION): Likewise.
2256 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
2257 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2258 (ea_symbol_ref): New function.
2259 (spu_legitimate_constant_p): Handle __ea qualified addresses.
2260 (spu_addr_space_legitimate_address_p): New function.
2261 (spu_addr_space_legitimize_address): Likewise.
2262 (cache_fetch): New global.
2263 (cache_fetch_dirty): Likewise.
2264 (ea_alias_set): Likewise.
2265 (ea_load_store): New function.
2266 (ea_load_store_inline): Likewise.
2267 (expand_ea_mem): Likewise.
2268 (spu_expand_mov): Handle __ea qualified memory references.
2269 (spu_addr_space_pointer_mode): New function.
2270 (spu_addr_space_address_mode): Likewise.
2271 (spu_addr_space_subset_p): Likewise.
2272 (spu_addr_space_convert): Likewise.
2273 (spu_section_type_flags): Handle "._ea" section.
2274 (spu_select_section): New function.
2275 (spu_unique_section): Likewise.
2276 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
2277 and __EA64__ predefined macros.
2278 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
2279 -matomic-updates switches.
2281 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
2282 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
2283 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
2284 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
2285 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
2286 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
2287 $(T)cache128k.o): Likewise.
2288 ($(T)libgcc_%.a): Likewise.
2290 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
2291 * config/spu/spu.opt (-mea32/-mea64): Add switches.
2292 (-maddress-space-conversion): Likewise.
2293 (-mcache-size=): Likewise.
2294 (-matomic-updates): Likewise.
2295 * doc/invoke.texi (-mea32/-mea64): Document.
2296 (-maddress-space-conversion): Likewise.
2297 (-mcache-size=): Likewise.
2298 (-matomic-updates): Likewise.
2300 2009-10-26 Ben Elliston <bje@au.ibm.com>
2301 Michael Meissner <meissner@linux.vnet.ibm.com>
2302 Ulrich Weigand <uweigand@de.ibm.com>
2304 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
2306 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
2307 defined, add the named address space keywords.
2308 (c_addr_space_name): New function.
2309 (complete_array_type): Preserve named address space.
2310 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
2311 instead of targetm.valid_pointer_mode.
2313 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
2314 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
2315 (ADDR_SPACE_KEYWORD): New macro.
2316 (c_addr_space_name): Add prototype.
2318 * c-tree.h (struct c_declspecs): Add address_space member.
2319 (declspecs_add_addrspace): Add prototype.
2321 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
2323 * c-parser.c (c_parse_init): Add assertion.
2324 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
2325 (c_lex_one_token): Handle address space keywords.
2326 (c_token_starts_typename): Likewise.
2327 (c_token_starts_declspecs): Likewise.
2328 (c_parser_declspecs): Likewise.
2329 (c_parser_postfix_expression_after_paren_type): Diagnose compound
2330 literal within function qualified with named address space.
2332 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
2333 address space qualifiers.
2334 (shadow_tag_warned): Warn about useless address space qualifiers.
2335 (quals_from_declspecs): Handle address space qualifiers.
2336 (grokdeclarator): Likewise.
2337 (build_null_declspecs): Likewise.
2338 (declspecs_add_addrspace): New function.
2340 * c-typeck.c (addr_space_superset): New function.
2341 (qualify_type): Handle named address spaces.
2342 (composite_type): Likewise.
2343 (common_pointer_type): Likewise.
2344 (comp_target_types): Likewise.
2345 (build_conditional_expr): Likewise.
2346 (handle_warn_cast_qual): Likewise.
2347 (build_c_cast): Likewise.
2348 (convert_for_assignment): Likewise.
2349 (build_binary_op): Likewise.
2350 (pointer_diff): Handle named address spaces. Use intermediate
2351 integer type of sufficient size if required.
2353 2009-10-26 Ben Elliston <bje@au.ibm.com>
2354 Michael Meissner <meissner@linux.vnet.ibm.com>
2355 Ulrich Weigand <uweigand@de.ibm.com>
2357 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
2358 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2359 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2361 * target.h (struct target_def): Add pointer_mode, address_mode,
2362 and valid_pointer_mode to addr_space substructure.
2363 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2364 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2365 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2366 (TARGET_ADDR_SPACE_HOOKS): Add them.
2367 * targhooks.c (target_default_pointer_address_modes_p): New function.
2368 * target.h (target_default_pointer_address_modes_p): Add prototype.
2369 * targhooks.c (default_addr_space_pointer_mode): New function.
2370 (default_addr_space_address_mode): Likewise.
2371 (default_addr_space_valid_pointer_mode): Likewise.
2372 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
2373 (default_addr_space_address_mode): Likewise.
2374 (default_addr_space_valid_pointer_mode): Likewise.
2375 * output.h (default_valid_pointer_mode): Move to ...
2376 * targhooks.h (default_valid_pointer_mode): ... here.
2377 * varasm.c (default_valid_pointer_mode): Move to ...
2378 * targhooks.c (default_valid_pointer_mode): ... here.
2380 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
2381 instead of targetm.valid_pointer_mode.
2383 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
2384 * tree.c (integer_pow2p): Likewise.
2385 (tree_log2): Likewise.
2386 (tree_floor_log2): Likewise.
2387 (signed_or_unsigned_type_for): Support pointer type of different size.
2388 (int_or_pointer_precision): New function.
2389 * tree.h (int_or_pointer_precision): Add prototype.
2390 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
2391 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
2392 incoming pointer type instead of POINTER_SIZE.
2394 * tree.c (build_pointer_type): Use appropriate pointer mode
2395 instead of ptr_mode.
2396 (build_reference_type): Likewise.
2397 * expr.c (store_expr): Likewise.
2398 (expand_expr_addr_expr): Likewise.
2399 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
2400 * cfgexpand.c (expand_debug_expr): Likewise.
2402 * auto-inc-dec.c: Include "target.h".
2403 (try_merge): Use appropriate address mode instead of Pmode.
2404 (find_inc): Likewise.
2405 * combine.c (find_split_point): Likewise.
2406 * cselib.c (cselib_record_sets): Likewise.
2407 * dse.c (replace_inc_dec): Likewise.
2408 (canon_address): Likewise.
2409 * var-tracking.c (replace_expr_with_values): Likewise.
2410 (count_uses): Likewise.
2411 (add_uses): Likewise.
2412 (add_stores): Likewise.
2413 * emit-rtl.c: Include "target.h".
2414 (adjust_address_1): Use appropriate address mode instead of Pmode.
2415 (offset_address): Likewise.
2416 * explow.c (break_out_memory_refs): Likewise.
2417 (memory_address_addr_space): Likewise.
2418 (promote_mode): Likewise.
2419 * expr.c (move_by_pieces): Likewise.
2420 (emit_block_move_via_loop): Likewise.
2421 (store_by_pieces): Likewise.
2422 (store_by_pieces_1): Likewise.
2423 (expand_assignment): Likewise.
2424 (store_constructor): Likewise.
2425 (expand_expr_addr_expr): Likewise.
2426 (expand_expr_real_1): Likewise.
2427 * cfgexpand.c (expand_debug_expr): Likewise.
2428 * ifcvt.c (noce_try_cmove_arith): Likewise.
2429 * regcprop.c (kill_autoinc_value): Likewise.
2430 * regmove.c (try_auto_increment): Likewise.
2431 * reload.c (find_reloads): Likewise.
2432 (find_reloads_address): Likewise.
2433 (find_reloads_address_1): Likewise.
2434 * sched-deps.c: Include "target.h".
2435 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2436 (sched_analyze_2): Likewise.
2437 * sel-sched-dump.c: Include "target.h".
2438 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2439 * stor-layout.c (layout_type): Likewise.
2440 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2441 (multiplier_allowed_in_address_p): Likewise.
2442 (get_address_cost): Likewise.
2443 * varasm.c (make_decl_rtl): Likewise.
2445 * expr.c (expand_assignment): Always convert offsets to appropriate
2447 (store_expr): Likewise.
2448 (store_constructor): Likewise.
2449 (expand_expr_real_1): Likewise.
2451 * reload.h (form_sum): Add MODE argument.
2452 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2453 Update recursive calls.
2454 (subst_indexed_address): Update calls to form_sum.
2456 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2457 * tree-ssa-address.c: Include "target.h".
2458 (templates): Replace by ...
2459 (mem_addr_template_list): ... this new vector.
2460 (TEMPL_IDX): Handle address space numbers.
2461 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2462 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2463 instead of global cache. Update call to gen_addr_rtx.
2464 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2465 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2467 * rtl.h (convert_memory_address_addr_space): Add prototype.
2468 (convert_memory_address): Define as macro.
2469 * explow.c (convert_memory_address): Rename to ...
2470 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2471 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2472 Update recursive calls.
2473 (memory_address_addr_space): Call convert_memory_address_addr_space.
2474 * expmed.c (make_tree): Likewise.
2475 * expr.c (expand_assignment): Likewise.
2476 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2477 (expand_expr_addr_expr): Likewise. Also, update call.
2479 * alias.c (find_base_value): Guard pointer size optimizations.
2480 (find_base_term): Likewise.
2481 * rtlanal.c (nonzero_bits1): Likewise.
2482 (num_sign_bit_copies1): Likewise.
2483 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2485 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2486 (emit-rtl.o): Likewise.
2487 (auto-inc-dec.o): Likewise.
2488 (sched-deps.o): Likewise.
2490 2009-10-26 Ben Elliston <bje@au.ibm.com>
2491 Michael Meissner <meissner@linux.vnet.ibm.com>
2492 Ulrich Weigand <uweigand@de.ibm.com>
2494 * doc/extend.texi (Named Address Spaces): New section.
2495 * coretypes.h (addr_space_t): New type.
2496 (ADDR_SPACE_GENERIC): New define.
2497 (ADDR_SPACE_GENERIC_P): New macro.
2499 * doc/tm.texi (Named Address Spaces): New section.
2500 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2501 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2502 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2503 (TARGET_ADDR_SPACE_CONVERT): Document.
2504 * target.h (struct gcc_target): Add addr_space substructure.
2505 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2506 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2507 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2508 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2509 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2510 (TARGET_INITIALIZER): Initialize addr_space hooks.
2511 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2512 (default_addr_space_legitimize_address): Likewise.
2513 (default_addr_space_subset_p): Likewise.
2514 (default_addr_space_convert): Likewise.
2515 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2516 (default_addr_space_legitimize_address): Likewise.
2517 (default_addr_space_subset_p): Likewise.
2518 (default_addr_space_convert): Likewise.
2520 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2521 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2522 (MEM_ADDR_SPACE): New macro.
2523 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2524 address space memory attribute.
2525 (mem_attrs_htab_hash): Handle address space memory attribute.
2526 (mem_attrs_htab_eq): Likewise.
2527 (set_mem_attributes_minus_bitpos): Likewise.
2528 (set_mem_alias_set): Likewise.
2529 (set_mem_align): Likewise.
2530 (set_mem_expr): Likewise.
2531 (set_mem_offset): Likewise.
2532 (set_mem_size): Likewise.
2533 (adjust_address_1): Likewise.
2534 (offset_address): Likewise.
2535 (widen_memoy_address): Likewise.
2536 (get_spill_slot_decl): Likewise.
2537 (set_mem_attrs_for_spill): Likewise.
2538 (set_mem_addr_space): New function.
2539 * emit-rtl.h (set_mem_addr_space): Add prototype.
2540 * print-rtl.c (print_rtx): Print address space memory attribute.
2541 * expr.c (expand_assignment): Set address space memory attribute
2542 of generated MEM RTXes as appropriate.
2543 (expand_expr_real_1): Likewise.
2544 * cfgexpand.c (expand_debug_expr): Likewise.
2545 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2547 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2548 size of "spare" bitfield.
2549 (TYPE_ADDR_SPACE): New macro.
2550 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2551 (DECODE_QUAL_ADDR_SPACE): Likewise.
2552 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2553 (KEEP_QUAL_ADDR_SPACE): Likewise.
2554 (TYPE_QUALS): Encode type address space.
2555 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2556 * tree.c (set_type_quals): Set type address space.
2557 (build_array_type): Inherit array address space from element type.
2558 * print-tree.c (print_node_brief): Print type address space.
2559 (print_node): Likewise.
2560 * tree-pretty-print.c (dump_generic_node): Likewise.
2562 * explow.c (memory_address): Rename to ...
2563 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2564 Use address-space aware variants of memory address routines.
2565 * recog.c (memory_address_p): Rename to ...
2566 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2567 Use address-space aware variants of memory address routines.
2568 (offsettable_address_p): Rename to ...
2569 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2570 Use address-space aware variants of memory address routines.
2571 * reload.c (strict_memory_address_p): Rename to ...
2572 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2573 Use address-space aware variants of memory address routines.
2574 (maybe_memory_address_p): Rename to ...
2575 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2576 Use address-space aware variants of memory address routines.
2577 * expr.h (memory_address_addr_space): Add prototype.
2578 (memory_address): Define as macro.
2579 * recog.h (memory_address_addr_space_p): Add prototype.
2580 (memory_address_p): Define as macro.
2581 (offsettable_address_addr_space_p): Add prototype.
2582 (offsettable_address_p): Define as macro.
2583 (strict_memory_address_addr_space_p): Add prototype.
2584 (strict_memory_address_p): Define as macro.
2586 * combine.c (find_split_point): Use address-space aware variants
2587 of memory address routines.
2588 * emit-rtl.c (operand_subword): Likewise.
2589 (change_address_1): Likewise.
2590 (adjust_address_1): Likewise.
2591 (offset_address): Likewise.
2592 * expr.c (emit_move_insn): Likewise.
2593 (expand_assignment): Likewise.
2594 (expand_expr_real_1): Likewise.
2595 * recog.c (verify_changes): Likewise.
2596 (general_operand): Likewise.
2597 (offsettable_memref_p): Likewise.
2598 (offsettable_nonstrict_memref_p): Likewise.
2599 (constrain_operands): Likewise.
2600 * reload.c (get_secondary_mem): Likewise.
2601 (find_reloads_toplev): Likewise.
2602 (find_reloads_address): Likewise.
2603 (find_reloads_subreg_address): Likewise.
2604 * reload1.c (reload): Likewise.
2605 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2606 * rtl.h (address_cost): Add ADDRSPACE argument.
2607 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2608 aware variant of memory address routines.
2609 * loop-invariant.c (create_new_invariant): Update address_cost call.
2610 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2611 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2612 Use address-space aware variant of memory address routines.
2613 (propagate_rtx_1): Update call to should_replace_address.
2614 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2616 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2617 ADDRSPACE argument. Use per-address-space instead of global cache.
2618 Use address-space aware variant of memory address routines.
2619 (get_address_cost): Likewise.
2620 (get_computation_cost_at): Update calls.
2621 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2622 Use address-space aware variant of memory address routines.
2623 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2624 (most_expensive_mult_to_index): Update call to
2625 multiplier_allowed_in_address_p.
2627 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2628 attribute to indicate named address spaces.
2630 * varasm.c (get_variable_section): DECLs in named address spaces
2633 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2634 for addresses in a non-generic address space.
2636 * expr.c (emit_block_move_hints): Do not use libcalls for
2637 memory in non-generic address spaces.
2638 (clear_storage_hints): Likewise.
2639 (expand_assignment): Likewise.
2641 * fold-const.c (operand_equal_p): Expressions refering to different
2642 address spaces are not equivalent.
2644 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2645 spaces are not equivalent.
2646 (rtx_equal_p): Likewise.
2647 * cse.c (exp_equiv_p): Likewise.
2648 * jump.c (rtx_renumbered_equal_p): Likewise.
2649 * reload.c (operands_match_p): Likewise.
2651 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2652 address spaces may alias.
2653 (true_dependence): Likewise.
2654 (canon_true_dependence): Likewise.
2655 (write_dependence_p): Likewise.
2657 * dse.c (canon_address): Handle named address spaces.
2658 * ifcvt.c (noce_try_cmove_arith): Likewise.
2660 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2661 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2662 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2663 to handle conversions between different address spaces.
2664 * fold-const.c (fold_convert_loc): Likewise.
2665 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2666 * tree-pretty-print.c (dump_generic_node): Likewise.
2667 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2668 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2669 * tree-inline.c (estimate_operator_cost): Likewise.
2670 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2671 to different address spaces are not useless.
2673 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2676 * cfgcleanup.c (trivially_empty_bb_p): New function.
2677 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2680 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2681 add_name_and_src_coords_attributes, gen_namespace_die,
2682 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2684 2009-10-26 Nick Clifton <nickc@redhat.com>
2686 * config.gcc: Add support for RX target.
2687 * config/rx: New directory.
2688 * config/rx/constraints.md: New file.
2689 * config/rx/predicates.md: New file.
2690 * config/rx/rx.c: New file.
2691 * config/rx/rx.h: New file.
2692 * config/rx/rx.md: New file.
2693 * config/rx/rx.opt: New file.
2694 * config/rx/rx-protos.h: New file.
2695 * config/rx/t-rx: New file.
2696 * doc/extend.texi: Document RX function attributes.
2697 * doc/invoke.texi: Document RX specific command line options.
2698 * doc/contrib.texi: Document RX contribution.
2699 * doc/md.texi: Document RX constraints.
2700 * doc/install.texi: Document RX support.
2702 2009-10-26 Michael Matz <matz@suse.de>
2704 PR tree-optimization/41783
2705 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2706 case for simple diamonds.
2707 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2708 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2709 argument, use alias oracle to skip some vdefs.
2710 (phi_translate_1): Change call to above, don't allocate new
2711 value ids if they can stay the same.
2712 (compute_avail): Allow vuse walking when looking up references.
2714 2009-10-26 Richard Guenther <rguenther@suse.de>
2716 PR tree-optimization/41826
2717 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2718 access to re-allocated vector fields.
2720 2009-10-26 Richard Guenther <rguenther@suse.de>
2722 * graphite-sese-to-poly.c (check_poly_representation): Fix
2723 compile without checking.
2725 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2728 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2729 * gimplify.c (tree_should_carry_location_p,
2730 tree_annotate_one_with_location,tree_annotate_all_with_location):
2731 Remove obsolete functions.
2733 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2736 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2738 2009-10-25 Richard Guenther <rguenther@suse.de>
2740 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2741 Stream DECL_RESTRICTED_P.
2742 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2744 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2746 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2747 a note when expanding to nothing.
2749 2009-10-25 Richard Guenther <rguenther@suse.de>
2752 * tree.c (find_decls_types_r): Deal with Java overloading
2753 BINFO_VIRTUALS for its own purpose.
2755 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2757 * config/mips/predicates.md (hilo_operand): New predicate.
2758 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2759 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2760 splitter part from here ...:
2761 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2762 op0 and op4 to match the DINS case.
2763 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2765 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2768 * avr.md (QIDI): Add new mode iterator.
2769 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2770 patterns for all QI thru DI modes combinations.
2771 (sbrx_and_branch<mode>): Create new and based bit test and jump
2772 patterns for QI thru SI modes.
2773 avr.c (avr_out_sbxx_branch): Use only bit number.
2775 2009-10-24 Jan Hubicka <jh@suse.cz>
2777 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2779 (analyze_function): When analyzing noreturn nothrow call, do not
2780 compute written stats; free bitmaps of vars early if possible.
2781 (generate_summary): Only update bitmaps if computed.
2782 (propagate): Only dump bitmaps if computed.
2783 (ipa_reference_read_summary): Fix pasto.
2785 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2787 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2788 (aliasing_component_refs_p): ...this. Return true if there is no
2789 common base and the base access types have the same alias set.
2790 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2791 (indirect_refs_may_alias_p): Likewise.
2793 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2796 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2797 a C_MAYBE_CONST_EXPR.
2799 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2802 * config/rs6000/rs6000.c (struct machine_function): Add
2803 vsx_or_altivec_used_p to record if vector types are used.
2804 (rs6000_expand_to_rtl_hook): Rename from
2805 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2806 any vector operations, so if there are, we can set VRSAVE to
2807 non-zero when only floating point vector registers are used.
2808 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2809 (rs6000_check_vector_mode): Inner function to check if vector
2810 types are used in the code.
2811 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2812 vector instructions are used.
2814 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2815 Indicate that VSX registers which overlap floating point
2816 registers, can't be used across a call, since the ABI only states
2817 the scalar part of the register will be saved and restored.
2819 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2822 * alias.c (get_alias_set): Call langhook before returning 0 for
2823 types with structural equality.
2824 * c-common.c (c_common_get_alias_set): Use alias set of element
2825 type for arrays with structural comparison.
2827 2009-10-23 Richard Guenther <rguenther@suse.de>
2830 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2831 gimple_call_nothrow_p.
2833 2009-10-23 Richard Guenther <rguenther@suse.de>
2835 PR tree-optimization/41778
2836 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2837 redundancy along a path in the CFG we want to optimize for speed
2838 is going to be removed.
2839 (execute_pre): Do partial-PRE only if the function is to be
2840 optimized for speed.
2841 (gate_pre): Do not turn off all of PRE when not optimizing a
2844 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2846 * builtins.c (fold_builtin_cabs): Use validate_arg().
2847 (fold_builtin_cexp): Fix if-logic.
2848 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2850 2009-10-22 Jeff Law <law@redhat.com>
2852 * ira-lives.c (process_single_reg_class_operands): Update the
2853 hard reg costs for all the hard registers desired by the
2854 single reg class operand.
2856 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2858 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2859 for rtxes that aren't handled specially.
2861 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2863 * rtl.h (shallow_copy_rtvec): Declare.
2864 * rtl.c (shallow_copy_rtvec): New function.
2865 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2866 rtx field if the subrtx has changed.
2868 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2870 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2871 (m32c_function_value): Make static, add new 'outgoing' argument.
2872 (m32c_libcall_value): Make static, add new 'fun' argument.
2873 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2874 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2875 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2876 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2877 (m32c_function_value, m32c_libcall_value): Delete declaration.
2879 2009-10-22 Diego Novillo <dnovillo@google.com>
2881 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2883 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2885 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2888 2009-10-22 Richard Guenther <rguenther@suse.de>
2890 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2891 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2892 (lto_symtab_merge): Do not merge cgraph nodes here.
2893 (lto_symtab_resolve_can_prevail_p): Simplify.
2894 (lto_symtab_resolve_symbols): Store cgraph node.
2895 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2896 functions from the symtab.
2897 (lto_symtab_merge_cgraph_nodes_1): New function.
2898 (lto_symtab_merge_cgraph_nodes): Likewise.
2900 2009-10-22 Richard Guenther <rguenther@suse.de>
2903 * lto-streamer-out.c (lto_output_location): Stream the
2905 * lto-streamer-in.c (lto_input_location): Likewise.
2907 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2909 * cfgloopmanip.c (duplicate_subloops): Export.
2910 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2911 (transform_to_exit_first_loop): Duplicate bbs starting from
2912 header up to loop->latch instead of exit->src.
2913 Initialize control variable to the correct number of iterations.
2914 (gather_scalar_reductions): Do not register double reductions.
2915 (parallelize_loops): Dump which loop is tested.
2916 Indicate whether the parallelized loop is inner or not.
2917 Remove the innermost-loop requirement.
2918 * cfgloop.h (duplicate_subloops): Export.
2919 * tree-cfg.c (add_phi_args_after_redirect): New function.
2920 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2921 Call duplicate_subloops.
2922 Update number of iterations at the exit condition.
2923 Don't redirect nexits always to the loop exit.
2924 Redirect copied edges from latch to the loop exit.
2926 2009-10-22 Jan Hubicka <jh@suse.cz>
2928 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2930 * ipa-inline.c (cgraph_mark_inline_edge,
2931 cgraph_decide_inlining_of_small_function,
2932 cgraph_decide_inlining, inline_read_summary): Disable indirect
2933 inlining for WPA for time being.
2935 PR tree-optimize/40556
2936 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2938 2009-10-22 Richard Guenther <rguenther@suse.de>
2940 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2941 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2943 2009-10-22 Jan Hubicka <jh@suse.cz>
2946 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2948 (check_call): Handle only indirect calls.
2949 (propagate_bits): Update comment.
2950 (write_node_summary_p): Turn bogus check to assert.
2951 (ipa_reference_write_summary): Stream calls_read_all properly.
2952 (ipa_reference_read_summary): Stream in calls_read_all properly.
2953 (read_write_all_from_decl): New function.
2954 (propagate): Handle OVERWRITABLE nodes and external calls here.
2955 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2957 (analyze_function): Do not check visibility here.
2958 (add_new_function): We summary OVERWRITABLE too.
2959 (generate_summary): Stream OVERWRITABLE nodes too.
2960 (propagate): Handle external calls and OVERWRITABLE nodes here.
2961 (local_pure_const): Check visibility here.
2963 2009-10-22 Jan Hubicka <jh@suse.cz>
2965 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2966 (pass_ipa_cp): Register them.
2967 (ipcp_init_stage): Analyze all functions for whopr/lto.
2968 (ipcp_propagate_stage): Skip external calls.
2969 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2970 * ipa-reference.c (write_node_summary_p): Fix thinko about
2972 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2973 when in ltrans, skip executing of ipa passes since everything
2974 should've been done.
2975 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2976 (inline_generate_summary): Likewise.
2977 (inline_read_summary): New function.
2978 (inline_write_summary): New function.
2979 (pass_ipa_inline): Register new hooks.
2980 * ipa-prop.c: Inlcude lto-streamer.h
2981 (ipa_edge_args_vector): Update declaration.
2982 (ipa_count_arguments, ipa_compute_jump_functions,
2983 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2984 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2985 ipa_read_node_info): New static functions.
2986 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2987 (duplicate_array): Use xmalloc.
2988 (duplicate_ggc_array): New.
2989 (ipa_edge_duplication_hook): Use it.
2990 (ipa_update_after_lto_read): New function.
2991 * ipa-prop.h (ipa_prop_write_jump_functions,
2992 ipa_prop_read_jump_functions): Declare.
2993 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2994 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2995 (ipa_edge_args_vector): Move into GGC.
2996 (ipa_check_create_edge_args): Update.
2997 (ipa_update_after_lto_read): New.
2998 * passes.c (ipa_write_summaries_1): When in wpa, do not write
3000 (ipa_read_summaries): When in ltrans, so not read summaries.
3001 * lto-streamer.c (lto_get_section_name): Add
3002 LTO_section_jump_functions.
3003 * lto-streamer.h (LTO_section_jump_functions): New section.
3004 (produce_asm): Declare.
3005 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
3006 * lto-streamer-out.c (produce_asm): Export.
3007 * lto-streamer-in.c: Include tree-pass.h
3008 (input_function): Free dominance info when done.
3009 (lto_read_body): Push ipa_inline in ltrans stage.
3010 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
3011 * Makefile.in (GTFILES): Add ipa-prop.h
3013 2009-10-22 Matthias Klose <doko@ubuntu.com>
3015 * doc/install.texi: Document --enable-browser-plugin.
3017 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
3019 * doc/invoke.texi (fira-loop-pressure): Update default value.
3020 * opts.c (decode_options): Remove default value setting for
3021 flag_ira_loop_pressure.
3022 * config/ia64/ia64.c (ia64_override_options): Set
3023 flag_ira_loop_pressure up for -O3.
3024 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3026 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
3028 PR tree-optimization/41497
3029 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
3030 chrec_dont_know if the evolution function returned by follow_ssa_edge
3031 is constant in the analyzed loop and is not compatible with the
3032 initial value before the loop.
3033 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
3035 2009-10-21 Joseph Myers <joseph@codesourcery.com>
3037 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
3039 2009-10-21 Jakub Jelinek <jakub@redhat.com>
3042 * doc/invoke.texi: Document -print-multi-os-directory.
3044 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
3047 * gcc/config/darwin10.h: Use default_emit_unwind_label.
3048 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
3049 when darwin_emit_unwind_label is used.
3051 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
3053 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
3056 2009-10-20 Richard Henderson <rth@redhat.com>
3058 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
3059 before emit_post_landing_pad.
3061 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
3063 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
3064 Use when calling rtx_costs.
3065 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
3066 global optimize_size. Pass speed to mips_binary_cost.
3068 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3070 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
3073 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
3075 * rtl.h (simplify_replace_fn_rtx): Declare.
3076 (wrap_constant, unwrap_constant): Delete.
3077 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
3078 (expand_debug_expr): Don't call wrap_constant.
3079 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
3080 (auto_adjust_pair): Fold into...
3081 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
3082 Just return a new value.
3083 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
3084 otherwise use simplify_replace_rtx.
3085 * cselib.c (wrap_constant): Reinstate old definition.
3086 (cselib_expand_value_rtx_1): Don't wrap constants.
3087 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
3088 simplify_replace_rtx.
3089 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
3090 * reload1.c (reload): Skip all uses for an insn before adjusting it.
3091 Use simplify_replace_rtx.
3092 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
3094 (simplify_replace_rtx): ...here. Turn into a wrapper for
3095 simplify_replace_fn_rtx.
3096 (simplify_unary_operation): Don't unwrap CONSTs.
3097 * var-tracking.c (check_wrap_constant): Delete.
3098 (vt_expand_loc_callback): Don't call it.
3099 (vt_expand_loc): Likewise.
3101 2009-10-20 Pascal Obry <obry@adacore.com>
3102 Eric Botcazou <ebotcazou@adacore.com>
3104 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
3106 2009-10-20 Michael Matz <matz@suse.de>
3108 * loop-invariant.c (create_new_invariant): Use different magic number.
3110 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
3113 * arm.c (arm_override_options): Forcibly disable hot/cold block
3116 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3119 * haifa-sched.c (try_ready): Skip debug deps updating speculation
3122 2009-10-20 Richard Guenther <rguenther@suse.de>
3124 * ggc-page.c: Include cfgloop.h.
3125 (struct max_alignment): Drop long double, add void *.
3126 (extra_order_size_table): Add low non-power-of-two multiples
3127 of MAX_ALIGNMENT. Drop small type-based entries, add
3128 tree_type, cgraph_node and loop.
3129 * alloc-pool.c (struct allocation_object_def): Drop long double
3132 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3135 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
3136 referenced just in DEBUG_INSNs.
3138 2009-10-20 Richard Guenther <rguenther@suse.de>
3141 * gimple.c (gimple_register_type): Make sure we register
3142 the types main variant first.
3144 2009-10-20 Richard Guenther <rguenther@suse.de>
3146 * gimple.c (gimple_types_compatible_p): Simplify. Move
3147 cheap checks before hashtable queries. Add checks for
3148 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
3150 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
3152 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
3153 without size or with size that can't be represented as a host integer.
3155 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3157 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
3158 the removal of a debug stmt as a significant change.
3160 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
3162 * config/s390/s390.md: Added agen condition to operand
3163 forwarding bypasses. Added bypass for early address generation
3164 use of int results. Updated comments.
3166 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3168 * config/i386/i386.c: Remove signal.h #include.
3170 2009-10-20 Jie Zhang <jie.zhang@analog.com>
3172 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
3173 * doc/rtl.texi: Document ss_abs.
3175 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3177 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
3178 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
3179 instead of C_LEX_RAW_STRINGS.
3180 (lex_string): Handle CPP_UTF8STRING.
3181 * c-parser.c (c_parser_postfix_expression): Likewise.
3182 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
3183 (C_LEX_STRING_NO_JOIN): ... this.
3185 2009-10-19 Anatoly Sokolov <aesok@post.ru>
3187 * config/cris/cris.c (cris_function_value, cris_libcall_value,
3188 cris_function_value_regno_p): New functions.
3189 (cris_promote_function_mode): Update comment.
3190 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3191 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3192 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
3193 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
3195 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3197 * unwind-dw2.c (execute_stack_op): Fix operand order for
3198 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
3200 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
3202 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
3203 (lower_stmt) <GIMPLE_BIND>: Add comment.
3204 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
3206 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
3207 Otherwise lower it and set cannot_fallthru to true.
3208 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
3209 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
3210 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
3211 to true for a noreturn call. Do not remove statements.
3212 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
3213 Set cannot_fallthru to false on function exit.
3214 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
3215 <GIMPLE_ASSIGN>: Remove.
3217 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3219 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
3221 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3223 * config/s390/s390.c (s390_z10_optimize_cmp): Use
3224 next/prev_active_insn to skip DEBUG_INSNs as well.
3226 2009-10-19 Joseph Myers <joseph@codesourcery.com>
3228 * config/arm/arm.c (output_move_neon): Use DImode in call to
3231 2009-10-19 Matthias Klose <doko@ubuntu.com>
3234 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
3236 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3238 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
3240 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3243 * optabs.c (expand_binop): Make mode of shift count expression mode
3244 of shift count not target.
3247 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3249 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
3250 case. Force using values to replace references within the statement.
3251 (convert_local_reference_stmt): Likewise.
3253 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3255 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
3256 remove a subsequent GOTO or RETURN statement.
3258 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
3260 * config/avr.md (*movqi): Add zero as equally preferable constraint
3261 as general register.
3264 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3266 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
3268 2009-10-17 Richard Guenther <rguenther@suse.de>
3270 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
3272 2009-10-17 Richard Guenther <rguenther@suse.de>
3274 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
3275 operands in COMPONENT_REFs.
3277 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3279 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
3280 if not defined. Change type of second argument to const_rtx.
3281 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
3283 * targhooks.h (default_libcall_value): Update prototype.
3284 * target.h (struct gcc_target): Change type of second argument of
3285 libcall_value to const_rtx.
3286 * config/arm/arm.c (arm_libcall_value): Change type of second argument
3288 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
3289 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
3291 2009-10-17 Jakub Jelinek <jakub@redhat.com>
3294 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
3295 * cgraphunit.c (cgraph_optimize): Call it.
3296 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
3297 (dwarf2out_assembly_start): ... here. New hook.
3298 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
3299 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
3301 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
3302 * sdbout.c (sdb_debug_hooks): Likewise.
3303 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
3304 (vmsdbgout_assembly_start): New hook.
3306 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3308 * rtl.h (RTL_LOCATION): Fix typo.
3310 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3312 * print-rtl.c (print_rtx): Print locators in asm_operands
3315 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3318 * sched-deps.c (depl_on_debug_p): New.
3319 (attach_dep_link): Reject debug deps before nondebug deps.
3320 (add_to_deps_list): Insert debug deps after nondebug deps.
3321 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
3323 (sd_add_dep): Do not reject debug deps.
3324 (add_insn_mem_dependence): Don't count debug deps.
3325 (remove_from_deps): Likewise.
3326 (sched_analyze_2): Set up mem deps on debug insns.
3327 (sched_analyze_insn): Record reg uses for deps on debug insns.
3328 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
3329 try_ready nondebug insn after debug insn.
3330 * ddg.c (create_ddg_dep_from_intra_loop_link,
3331 create_ddg_dep_no_link): Don't reject debug deps.
3333 2009-10-16 Richard Guenther <rguenther@suse.de>
3335 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
3336 (maybe_merge_incomplete_and_complete_type): Likewise.
3337 (lto_symtab_merge): Do not call them. Do not warn for
3338 complete vs. incomplete compatible types.
3339 (lto_symtab_merge_decls_2): Simplify.
3340 * gimple.c (gimple_force_type_merge): Remove.
3341 (gimple_types_compatible_p): Make it static.
3342 * gimple.h (gimple_force_type_merge): Remove.
3343 (gimple_types_compatible_p): Likewise.
3345 2009-10-16 Jakub Jelinek <jakub@redhat.com>
3347 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
3348 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
3350 2009-10-16 Richard Guenther <rguenther@suse.de>
3352 PR tree-optimization/41728
3353 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
3354 if fold_stmt did anything.
3356 2009-10-16 Richard Guenther <rguenther@suse.de>
3359 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
3360 (maybe_fixup_handled_component): New function.
3361 (input_gimple_stmt): Fixup mismatched decl replacements.
3363 2009-10-16 Richard Guenther <rguenther@suse.de>
3366 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
3367 the same as VAR_DECL.
3369 2009-10-16 Richard Guenther <rguenther@suse.de>
3371 * gimple.c (iterative_hash_gimple_type): For integer types
3372 also hash their minimum and maximum values and the string flag.
3373 For array types hash their domain and the string flag.
3375 2009-10-16 Richard Guenther <rguenther@suse.de>
3377 * gimple.c (gimple_types_compatible_p): Restrict completing
3378 types to record or unions. Simplify completion.
3379 Do not merge records or unions with different
3380 TYPE_STRUCTURAL_EQUALITY_P tag.
3381 (iterative_hash_gimple_type): Restrict non-recursing into
3382 pointer targets for records and unions.
3384 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3387 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
3388 * dwarf2out.c (mem_loc_descriptor): Don't handle
3389 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
3390 punt if it is not lowpart subreg or if inner mode isn't
3393 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3395 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
3396 investigating previous or next insns.
3398 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
3400 * tree-sra.c (build_ref_for_offset_1): Update comment.
3402 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
3404 * config/s390/s390.md (atype): Added missing values.
3406 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3409 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
3410 (casesi64p): Update pattern to reflect above.
3412 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3414 PR rtl-optimization/41697
3415 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
3417 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3420 * config/rs6000/predicates.md: Update copyright year.
3421 * config/rs6000/altivec.md: Ditto.
3423 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3424 (MD_INCLUDES): Add a2.md.
3426 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3427 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3428 (builtin_classify): New static vector to classify various builtins
3429 to get the tree attributes correct.
3430 (def_builtin): Set the attributes of builtins based on what the
3431 builtin does (i.e. memory operation, floating point, saturation
3432 need special attributes, others are pure functions).
3434 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3436 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3437 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3438 RS6000_BUILTIN_COUNT.
3439 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3440 MAX_RS6000_BUILTINS.
3442 * config/rs6000/rs6000-builtin.def: New file that combines the
3443 builtin enumeration name and attributes.
3445 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3447 * config/i386/linux.h (ASM_SPEC): Add --32.
3449 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3451 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3452 and DW_TAG_template_alias.
3453 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3454 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3455 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3456 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3457 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3458 and DW_AT_GNU_odr_signature.
3459 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3460 DW_FORM_flag_present and DW_FORM_ref_sig8.
3461 (output_signature): Only print name on the first byte.
3462 (output_die): Likewise for dw_val_class_data8.
3464 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3466 * doc/invoke.texi: Clarify that most optimizations are not enabled
3469 2009-10-15 Richard Guenther <rguenther@suse.de>
3472 * gimple.c (compare_type_names_p): Handle anonymous names
3473 differently based on new mode argument.
3474 (gimple_types_compatible_p): For structs also compare the tags.
3475 (iterative_hash_type_name): Rename to ...
3476 (iterative_hash_name): ... this. Hash all names.
3477 (iterative_hash_gimple_type): Fix hashing the struct tag of
3478 pointer targets. Hash field decl names.
3480 2009-10-15 Richard Guenther <rguenther@suse.de>
3483 * gimple.c (gimple_get_alias_set): Avoid recursing on
3484 invalid type topology.
3486 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3488 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3490 2009-10-15 Richard Guenther <rguenther@suse.de>
3492 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3494 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3496 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3497 add --with-tune{,-32,-64} configured default for -mtune if explicit
3500 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3502 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3504 2009-10-14 DJ Delorie <dj@redhat.com>
3506 * config/h8300/h8300.c (F): New.
3508 (h8300_emit_stack_adjustment): Call them.
3510 (h8300_push_pop): Likewise.
3511 (h8300_expand_prologue): Likewise.
3512 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3513 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3514 (INCOMING_RETURN_ADDR_RTX): Define.
3515 (INCOMING_FRAME_SP_OFFSET): Define.
3516 (DWARF_CIE_DATA_ALIGNMENT): Define.
3518 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3520 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3521 fields in builtin structs.
3522 (finalize_record_size): Likewise.
3524 2009-10-14 Richard Guenther <rguenther@suse.de>
3526 * gimple.c (gtc_ob): New global.
3527 (struct type_pair_d): Replace pointers with type UIDs.
3528 (type_pair_hash): Adjust.
3529 (type_pair_eq): Likewise.
3530 (lookup_type_pair): Likewise. Allocate from an obstack.
3531 (gimple_force_type_merge): Adjust.
3532 (gimple_types_compatible_p): Likewise.
3533 (free_gimple_type_tables): Free the obstack.
3535 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3537 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3538 stmts setting DEBUG_EXPR_DECLs.
3540 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3541 Don't crash if mode1 is VOIDmode.
3543 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3545 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3546 * params.h (IRA_LOOP_RESERVED_REGS): New.
3547 * tree-pass.h (pass_subregs_of_mode_init,
3548 pass_subregs_of_mode_finish): Remove.
3549 * passes.c (pass_subregs_of_mode_init,
3550 pass_subregs_of_mode_finish): Remove.
3551 (pass_reginfo_init): Move before loop optimizations.
3552 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3553 * common.opt (fira-loop-pressure): New.
3554 * toplev.h (flag_ira_loop_pressure): New.
3555 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3556 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3557 Make external and void type functions.
3558 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3559 pass_subregs_of_mode_finish): Remove.
3560 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3561 * regmove.c: Include ira.h.
3562 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3563 register pressure calculation in loops.
3564 * loop-invariant.c: Include REGS_H and ira.h.
3565 (struct loop_data): New members max_reg_pressure, regs_ref, and
3567 (struct invariant): New member orig_regno.
3568 (curr_loop): New variable.
3569 (find_exits): Initialize regs_ref and regs_live.
3570 (create_new_invariant): Initialize orig_regno.
3571 (get_cover_class_and_nregs): New.
3572 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3573 array. Add code for flag_ira_loop_pressure.
3574 (gain_for_invariant): Make new_regs an array. Add code for
3575 flag_ira_loop_pressure.
3576 (best_gain_for_invariant): Ditto.
3577 (set_move_mark): New parameter gain. Use it for debugging output.
3578 (find_invariants_to_move): Make regs_needed and new_regs an array.
3579 Add code for flag_ira_loop_pressure.
3580 (move_invariant_reg): Set up orig_regno.
3581 (move_invariants): Set up reg classes for pseudos for
3582 flag_ira_loop_pressure.
3583 (free_loop_data): Clear regs_ref and regs_live.
3584 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3585 get_regno_cover_class, change_pressure, mark_regno_live,
3586 mark_regno_death, mark_reg_store, mark_reg_clobber,
3587 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3588 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3589 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3590 register pressure calculation in loops if new regs were added.
3591 Call finish_subregs_of_mode.
3592 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3593 * Makefile.in (loop-invariant.o): Add ira.h.
3595 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3597 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3599 2009-10-14 Richard Guenther <rguenther@suse.de>
3601 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3602 (lto_symtab_merge): ... here. Rewrite both to take the
3603 prevailing and a to-be-merged entry and to queue diagnostics properly.
3604 (lto_symtab_resolve_replaceable_p): New predicate for
3606 (lto_symtab_resolve_can_prevail_p): Likewise.
3607 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3608 handles merging commons by choosing the largest decl. Fold
3609 in code that gives ODR errors.
3610 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3612 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3613 case of no prevailing decl here. Diagnose mismatches
3614 in object types here. Drop all but the prevailing decls.
3615 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3616 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3617 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3619 2009-10-14 Richard Guenther <rguenther@suse.de>
3622 * lto-streamer-in.c (input_bb): Replace debug stmts with
3623 nops instead of dropping them.
3625 2009-10-14 Nick Clifton <nickc@redhat.com>
3627 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3628 in situations where it is being used as a minus symbol.
3629 * gcc/doc/tm.texi: Likewise.
3630 * gcc/doc/md.texi: Likewise.
3632 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3634 PR preprocessor/41543
3635 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3636 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3637 * tree.c: Include intl.h.
3638 (expand_location): Handle BUILTINS_LOCATION.
3639 * Makefile.in (tree.o): Depend on intl.h.
3642 * dwarf2out.c (dwarf2out_var_location): Always clear
3643 last_postcall_label when changing last_label.
3645 2009-10-14 Pascal Obry <obry@adacore.com>
3647 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3648 (process_command): Handle -E as done with -c and -S. Do not add
3649 the target executable suffix to the output file when -E is used.
3650 (main): Adjust error message accordingly.
3652 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3658 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3660 (tree_code_size): Likewise.
3662 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3664 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3665 * real.h (HAVE_mpc_arc): Define.
3667 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3669 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3670 (struct builtin_description): Add fndecl field.
3671 (bdesc): Remove const qualifier. Update initializer.
3672 (sh_media_init_builtins): Remove const qualifier for d. Record
3673 the result of add_builtin_function to the fndecl field.
3674 (sh_builtin_decl): New.
3675 (sh_media_builtin_decl): New.
3677 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3680 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3681 requests between special registers.
3683 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3685 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3687 2009-10-13 Richard Henderson <rth@redhat.com>
3689 PR tree-optimization/41377
3690 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3691 (cleanup_empty_eh_merge_phis): New change_region parameter;
3692 pass it on to redirect_eh_edge_1. Update callers.
3693 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3694 at the destination block.
3696 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3698 * passes.c (register_pass): Replaced gcc_unreachable by
3699 fatal_error on failure. Mentions plugins in comments & messages.
3701 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3704 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3705 * sched-vis.c (print_value): Use it.
3706 * cselib.c (cselib_hash_rtx): Likewise.
3707 * print-rtl.c (print_rtx): Likewise.
3708 * cfgexpand.c (expand_debug_rtx): Likewise.
3709 * var-tracking.c (vt_expand_loc_callback): Likewise.
3711 2009-10-13 Richard Guenther <rguenther@suse.de>
3714 * opts.c (handle_option): Split out code to handle setting
3715 the options flag var ...
3716 (set_option): ... here.
3717 * opts.h (set_option): Declare.
3718 * lto-opts.c (register_user_option_p): Include -fexceptions
3719 and all position independent code variants.
3720 (handle_common_option): Remove.
3721 (lto_reissue_options): Use set_option.
3723 2009-10-13 Martin Jambor <mjambor@suse.cz>
3725 PR tree-optimization/41661
3726 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3727 that are tcc_comparisons or do not change the type in any
3729 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3730 folding tcc_comparison operations.
3732 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3734 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3737 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3743 * tree.def (DEBUG_EXPR_DECL): New.
3744 * rtl.def (DEBUG_EXPR): New.
3745 * gengtype.c (adjust_field_rtx_def): Handle it.
3746 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3747 (insert_debug_temp_for_var_def): ... this. Drop support for
3748 moving. Take iterator for def stmt; insert debug stmt before it.
3749 Scan early for use count and kind in debug stmts.
3750 (propagate_defs_into_debug_stmts): Rename to...
3751 (insert_debug_temps_for_defs): ... this. Likewise.
3752 * tree.h (DEBUG_TEMP_UID): New.
3753 * tree.c (next_debug_decl_uid): New.
3754 (make_node_stat): Count debug decls separately.
3755 (copy_node_stat): Likewise.
3756 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3757 * var-tracking.c (dv_is_decl_p): Recognize it.
3758 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3759 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3760 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3761 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3762 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3763 (cselib_hash_rtx): Likewise.
3764 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3765 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3767 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3768 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3769 * rtl.c (copy_rtx): Likewise.
3770 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3771 * print-rtl.c (print_rtx): Likewise.
3772 * sched-vis.c (print_value): Likewise.
3773 (print_insn): Handle DEBUG_EXPR_DECL.
3774 * tree-dump.c (dequeue_and_dump): Likewise.
3775 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3776 * gimple-iterator (gsi_replace): Check for same lhs.
3777 (gsi_remove): Insert debug temps.
3778 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3779 (move_computations_stmt): Drop explicit propagation into debug stmts.
3780 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3781 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3782 * tree-ssa-sink.c (statement_sink_location): Likewise.
3783 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3784 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3785 * tree-flow.h: Likewise.
3786 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3787 debug temps without values.
3788 (eliminate_unnecessary_stmts): Don't discard just-inserted
3791 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3794 * config/cris/cris.md (andu): Check that operand 1 is one of the
3795 general registers. Fix typo in head comment.
3797 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3799 * config/i386/i386.md (vswapmov): New.
3800 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3801 (ix86_function_ms_hook_prologue): New.
3802 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3803 * configure.ac: Test for swap suffix support in as.
3804 * configure: Rebuild.
3806 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3809 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3810 paradoxical subregs to prevent partial register stalls if the inner
3811 mode is integer mode.
3813 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3815 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3817 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3820 * gcc/dwarf2out.c (template_parameter_pack_die,
3821 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3823 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3826 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3828 (maybe_register_def): Likewise. Take stmt iterator.
3829 (rewrite_update_stmt): Take stmt iterator and pass it on.
3830 (rewrite_update_enter_block): Pass stmt iterator.
3832 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3834 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3835 (spu_builtin_decl): New function.
3837 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3839 * config/i386/i386.md (SWIM): New mode iterator.
3840 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3841 using SWIM mode iterator.
3842 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3843 patterns using SWI48 mode iterator.
3844 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3845 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3846 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3847 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3848 patterns using SWI248 mode iterator.
3849 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3850 gen_x86_movdicc_0_m1_rex64 for renamed function
3852 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3853 Eric Botcazou <ebotcazou@adacore.com>
3856 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3857 * config/sparc/sol2-unwind.h: New file.
3859 2009-10-11 Olivier Hainque <hainque@adacore.com>
3860 Eric Botcazou <ebotcazou@adacore.com>
3863 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3864 * config/i386/sol2-unwind.h: New file.
3866 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3869 * config/i386/i386.md (addsi_1_zext): Get the proper second
3872 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3874 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3875 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3878 2009-10-11 Richard Guenther <rguenther@suse.de>
3880 * gimple.c (iterative_hash_type_name): Do not handle special
3883 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3885 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3886 (*setcc_si_1_and): Ditto.
3887 (*setcc_si_1_movzbl): Ditto.
3888 (*setcc_<mode>_2): Ditto.
3889 (*setcc_qi): Rename from *setcc_1.
3890 (*setcc_qi_slp): Rename from *setcc_2.
3892 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3893 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3895 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3896 "if" condition, there is already assert with reload_completed present.
3898 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3900 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3902 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3904 * doc/install.texi (Final install): Refer to
3905 http://gcc.gnu.org/bugs/ for bug reporting.
3907 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3909 * configure.ac: Add test for dci instruction.
3910 * configure: Regenerate.
3911 * config.in: Likewise.
3912 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3913 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3914 (-mmulhw): Add 476 to description.
3915 (-mdlmzb): Likewise.
3916 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3917 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3918 (processor_target_table): Add 476 and 476fp entries.
3919 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3920 (rs6000_issue_rate): Add CPU_PPC476.
3921 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3922 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3923 (processor_type): Add PROCESSOR_PPC476.
3924 (EXTRA_SPECS): Add asm_cpu_476 string.
3925 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3926 (define_attr "cpu"): Add ppc476.
3928 Update comments for 476.
3929 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3930 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3931 Update copyright year.
3932 * config/rs6000/476.md: New file.
3933 * config/rs6000/40x.md: Add description for "isel" attribute.
3934 Update copyright year.
3935 * config/rs6000/440.md: Likewise.
3936 * config/rs6000/603.md: Likewise.
3937 * config/rs6000/6xx.md: Likewise.
3938 * config/rs6000/7450.md: Likewise.
3939 * config/rs6000/7xx.md: Likewise.
3940 * config/rs6000/8540.md: Likewise.
3941 * config/rs6000/cell.md: Likewise.
3942 * config/rs6000/e300c2c3.md: Likewise.
3943 * config/rs6000/e500mc.md: Likewise.
3944 * config/rs6000/mpc.md: Likewise.
3945 * config/rs6000/power4.md: Likewise.
3946 * config/rs6000/power5.md: Likewise.
3947 * config/rs6000/power6.md: Likewise.
3948 * config/rs6000/power7.md: Likewise.
3949 * config/rs6000/rios1.md: Likewise.
3950 * config/rs6000/rios2.md: Likewise.
3951 * config/rs6000/rs64.md: Likewise.
3953 2009-10-10 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/41654
3956 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3957 a cond expr before calling gimple_cond_set_condition_from_tree.
3958 (ifcombine_iforif): Likewise.
3960 2009-10-09 Ian Lance Taylor <iant@google.com>
3962 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3963 * configure: Rebuild.
3965 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3967 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3970 2009-10-09 Richard Guenther <rguenther@suse.de>
3973 * target-def.h (TARGET_BUILTIN_DECL): Define.
3974 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3975 * target.h (struct gcc_target): Add builtin_decl target hook.
3976 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3977 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3979 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3980 not gcc_unreachable.
3981 (lto_output_builtin_tree): Sorry if the target does not support
3982 streaming target builtins.
3983 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3984 (rs6000_builtin_decl): New function.
3985 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3986 (ix86_builtin_decl): New function.
3988 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3990 PR preprocessor/41445
3991 * c-ppoutput.c (do_line_change): New function.
3992 (cb_line_change): Use it.
3993 (scan_translation_unit): Call do_line_change if
3994 avoid_paste or PREV_WHITE and token location is on a different line
3995 than print.src_line.
3998 * dwarf2out.c (dwarf2out_init): Test whether
3999 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
4002 PR rtl-optimization/41646
4003 * calls.c (expand_call): For BLKmode types returned in registers
4004 avoid likely spilled hard regs in copy_blkmode_from_reg generated
4007 2009-10-09 Richard Guenther <rguenther@suse.de>
4009 PR tree-optimization/41634
4010 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
4011 we remove the correct elements.
4012 (optimize_stmt): Make sure to update stmt operands before
4013 optimizing redundancies.
4015 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4017 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
4019 2009-10-09 Richard Guenther <rguenther@suse.de>
4022 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
4024 (lto_wrapper_exit): New function.
4026 (fatal_perror): Likewise.
4027 (fork_execute): Use global args_name, do not free it.
4028 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
4029 * lto-streamer.h: Remove duplicate prototypes.
4031 2009-10-09 Richard Guenther <rguenther@suse.de>
4033 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
4034 before calling stmt_can_throw_external.
4036 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
4038 PR tree-optimization/40071
4039 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
4040 pointer if the original data reference doesn't conflict with the
4041 created vector data reference. Fix long line.
4043 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
4045 * config/i386/i386.md (any_div): New code iterator.
4046 (u): Handle div and udiv.
4048 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
4050 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
4051 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
4052 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
4053 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
4055 2009-10-08 Joseph Myers <joseph@codesourcery.com>
4057 * gcc.c (main): Remove trailing "." from diagnostics.
4059 2009-10-08 Cary Coutant <ccoutant@google.com>
4061 Add support for debugging with ICF (Identical Code Folding).
4062 * calls.c (debug.h): New #include.
4063 (emit_call_1): Call virtual_call_token debug hook.
4064 * common.opt (-fenable-icf-debug): New option.
4065 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
4066 locations in the source).
4067 (poc_label_num): New variable.
4068 (dcall_entry, vcall_entry): New typedefs.
4069 (dcall_table, vcall_table): New variables.
4070 (struct vcall_insn): New type.
4071 (vcall_insn_table): New variable.
4072 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
4073 (size_of_dcall_table): New function.
4074 (output_dcall_table): New function.
4075 (size_of_vcall_table): New function.
4076 (output_vcall_table): New function.
4077 (dwarf2out_direct_call): New function.
4078 (vcall_insn_table_hash): New function.
4079 (vcall_insn_table_eq): New function.
4080 (dwarf2out_virtual_call_token): New function.
4081 (dwarf2out_virtual_call): New function.
4082 (dwarf2out_init): Allocate new tables and sections.
4083 (prune_unused_types): Mark DIEs referenced from direct call table.
4084 (dwarf2out_finish): Output direct and virtual call tables.
4085 * final.c (final_scan_insn): Call direct_call and virtual_call
4087 * debug.h (struct gcc_debug_hooks): Add direct_call,
4088 virtual_call_token, virtual_call hooks.
4089 (debug_nothing_uid): New function.
4090 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
4091 (debug_nothing_uid): New function.
4092 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
4093 (xcoff_debug_hooks): Likewise.
4094 * sdbout.c (sdb_debug_hooks): Likewise.
4095 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4096 * doc/invoke.texi (-fenable-icf-debug): New option.
4098 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
4101 * regmove.c (regmove_backward_pass): Replace src with dst in the
4102 debug insn, and check for dst before rather than after.
4104 2009-10-08 Janis Johnson <janis187@us.ibm.com>
4106 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
4107 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
4109 2009-10-08 Jan Hubicka <jh@suse.cz>
4112 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
4113 do not mark cgraph nodes as needed.
4114 (record_references_in_initializer): Add new only_vars parameter.
4115 * cgraph.h (record_references_in_initializer): New parameter.
4116 * varasm.c (assemble_variable): Update call.
4117 * varpool.c (varpool_analyze_pending_decls): Always look for
4120 2009-10-08 Anatoly Sokolov <aesok@post.ru>
4122 * config/avr/avr.c (last_insn_address) Remove variable.
4123 (expand_prologue): Don't initialise last_insn_address variable.
4124 (final_prescan_insn): Don't output insn size.
4125 * config/avr/avr.opt (msize): Remove switch.
4126 * doc/invoke.texi (AVR Options): Remove documentation of -msize
4129 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
4131 * combine.c (label_tick_ebb_start): Fix comment.
4132 (combine_instructions): Set label_tick and label_tick_ebb_start before
4133 calling setup_incoming_promotions. Start them from 1. Increment
4134 label_tick instead of deriving it from the BB index. Rather than
4135 comparing ticks use the block from the previous iteration to decide
4136 whether to start a new EBB. Remove empty lines before function.
4138 2009-10-08 Michael Matz <matz@suse.de>
4141 * builtins.c (fold_builtin_isascii): Use fold_build2.
4142 (fold_builtin_isdigit): Ditto.
4143 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
4144 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
4145 remove_useless_stmts_cond, remove_useless_stmts_tf,
4146 remove_useless_stmts_tc, remove_useless_stmts_bind,
4147 remove_useless_stmts_goto, remove_useless_stmts_label,
4148 remove_useless_stmts_1, remove_useless_stmts,
4149 pass_remove_useless_stmts): Remove.
4150 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
4151 * passes.c (init_optimization_passes): Don't add
4152 pass_remove_useless_stmts.
4153 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
4154 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
4156 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
4157 for static constants.
4158 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
4159 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
4161 2009-10-08 Richard Guenther <rguenther@suse.de>
4163 * gimple.c (free_gimple_type_tables): New function.
4164 * gimple.h (free_gimple_type_tables): Declare.
4166 2009-10-07 Mark Heffernan <meheff@google.com>
4168 * ipa-prop.c (ipa_print_node_params) Only print
4169 names of named arguments.
4171 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
4173 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
4174 being statically linked.
4176 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4178 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
4180 2009-10-08 Jan Hubicka <jh@suse.cz>
4183 * ipa.c (cgraph_externally_visible_p,
4184 function_and_variable_visibility,
4185 whole_program_function_and_variable_visibility): Skip non-finalized
4188 2009-10-08 Nick Clifton <nickc@redhat.com>
4190 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
4193 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
4196 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
4198 2009-10-07 Joseph Myers <joseph@codesourcery.com>
4201 * c-common.c (c_fully_fold_internal): Strip nops from the result
4202 of recursive calls to c_fully_fold_internal.
4203 (c_wrap_maybe_const): New.
4204 (c_save_expr): Use c_wrap_maybe_const.
4205 * c-common.h (c_wrap_maybe_const): Declare.
4206 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
4207 build_binary_op): Use c_wrap_maybe_const.
4209 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4211 * real.c: Fix comment to reflect actual exponent size.
4213 2009-10-08 Ben Elliston <bje@au.ibm.com>
4215 * config/rs6000/a2.md: Add FSF comment header.
4217 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
4219 * config/i386/i386.md (any_extend): New code iterator.
4220 (u, s): New code attributes.
4222 (DWIH): Rewrite as code iterator for SI and DI modes.
4223 (DWI): Rewrite as mode attribute.
4224 (dwi): New mode attribute.
4225 (di): Depend on SI mode and DI mode.
4226 (doubleint_general_operand): Remove mode attribute.
4228 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
4231 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
4232 (*sub<mode>3_doubleword): Ditto.
4234 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
4235 using SWIM248 mode iterator.
4236 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
4237 using SWI48 mode iterator.
4238 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
4239 patterns using DWIH mode iterator and any_extend code iterator.
4240 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
4241 using any_extend code iterator.
4242 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
4243 patterns using DWIH mode iterator and any_extend code iterator.
4244 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
4245 using any_extend code iterator.
4246 (<s>mul<mode>3_highpart): Macroize expander from
4247 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
4248 and any_extend code iterator.
4249 (*<s>muldi3_highpart_1): Macroize insn from
4250 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
4251 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
4252 patterns using any_extend code iterator.
4253 (*<s>mulsi3_highpart_zext): Macroize insn from
4254 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
4256 2009-10-07 Jakub Jelinek <jakub@redhat.com>
4258 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
4259 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
4260 refering to a DIE with DW_AT_const_value.
4262 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
4265 * ira-lives.c (check_and_make_def_conflict): Process all operands.
4267 2009-10-06 Jan Hubicka <jh@suse.cz>
4269 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
4272 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4274 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4275 *lea_2_rex64): Move before *add<mode>_1 pattern.
4277 2009-10-07 Jan Hubicka <jh@suse.cz>
4279 * collect2.c (main): Add -fno-whole-program.
4280 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
4282 2009-10-07 Jan Hubicka <jh@suse.cz>
4284 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
4285 has no address taken.
4286 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
4288 (cgraph_clone_node): Clear externally_visible flag for clones.
4289 * cgraph.h (cgraph_only_called_directly_p,
4290 cgraph_can_remove_if_no_direct_calls_p): New predicates.
4291 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
4292 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
4293 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
4294 ipcp_insert_stage): Likwise.
4295 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
4296 externally_visible flag.
4297 (verify_cgraph_node): Verify that inline clones look right.
4298 (process_function_and_variable_attributes): Do not set
4299 externally_visible flags.
4300 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
4302 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
4304 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
4305 clear externally_visible when turning into inline clones
4306 (cgraph_mark_inline_edge): Use new predicates.
4307 (cgraph_estimate_growth): Likewise.
4308 (cgraph_decide_inlining): Likewise.
4309 * ipa.c (cgraph_postorder): Likewise.
4310 (cgraph_remove_unreachable_nodes): Likewise; sanity check
4311 that inline clones are not needed.
4312 (cgraph_externally_visible_p): New predicate.
4313 (function_and_variable_visibility): Add whole_program parameter;
4314 always set externally_visible flag; handle COMDAT function
4316 (local_function_and_variable_visibility): New function.
4317 (gate_whole_program_function_and_variable_visibility): New function.
4318 (whole_program_function_and_variable_visibility): New function.
4319 (pass_ipa_whole_program_visibility): New function.
4320 * passes.c (init_optimization_passes): Add whole program visibility
4322 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
4323 not care about needed/reachable flags.
4324 * varpool.c: Include flags.h
4325 (decide_is_variable_needed): When doing LTO assume whole-program mode.
4326 (varpool_finalize_decl): When we are in LTO read-back, all variables
4328 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
4330 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4332 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
4335 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4337 * config.gcc: Don't include the makefile fragments intended for
4339 * config/s390/fixdfdi.h: File removed.
4340 * config/s390/libgcc-glibc.ver: File removed.
4341 * config/s390/s390.h: Remove the fixdfdi.h hack.
4342 * config/s390/t-crtstuff: File moved to libgcc dir.
4343 * config/s390/t-linux: Likewise.
4344 * config/s390/t-tpf: libgcc specific parts removed.
4345 * config/s390/t-linux64: Likewise.
4347 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4349 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
4350 (lto-compress.o): Likewise.
4352 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
4355 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
4356 dllexport to class members here.
4357 (i386_pe_determine_dllimport_p): Only check static class data for
4359 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
4360 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
4361 functions for vague linkage.
4362 (i386_pe_type_dllexport_p): Fix formatting.
4363 (maybe_add_dllexport) New function.
4364 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
4367 2009-10-07 Ben Elliston <bje@au.ibm.com>
4369 * config/rs6000/a2.md: Remove duplicated lines.
4371 2009-10-07 Ben Elliston <bje@au.ibm.com>
4373 * config.gcc (powerpc*-*-*): Handle a2.
4374 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
4375 * config/rs6000/a2.md: New file.
4376 * config/rs6000/rs6000.opt (mno-update): New.
4377 (mupdate): Return to using a mask, not a var.
4378 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
4379 (enum processor_type): Add PROCESSOR_PPCA2.
4380 * config/rs6000/rs6000.c (ppca2_cost): New costs.
4381 (rs6000_override_options): Add "a2" to processor_target_table.
4382 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
4383 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
4385 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4387 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4388 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
4389 reference to nonexistent gen_truncxfxf2 function.
4391 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4393 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
4394 (DWIH, g, di, doubleint_general_operand): New mode attributes.
4395 (general_operand): Handle TI mode.
4396 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
4397 using SDWIM mode iterator.
4398 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
4399 pattern from *add{di,ti}3_1 patterns and corresponding splitters
4400 using DWI mode iterator.
4401 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
4402 patterns using SWI mode iterator.
4403 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
4404 using SWI48 mode iterator.
4405 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
4406 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
4407 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
4408 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
4409 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
4410 using SDWIM mode iterator.
4411 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
4412 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
4413 using DWI mode iterator.
4414 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
4415 patterns using SWI mode iterator.
4416 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
4417 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
4418 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
4419 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
4420 patterns using plusminus code iterator.
4421 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4422 sub<mode>3 patterns using plusminus code iterator.
4423 * config/i386/i386.c (override_options): Update the call to
4424 gen_subdi_carry_rex64 for renamed function.
4425 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4426 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4427 calls to instruction expanders.
4429 2009-10-06 Martin Jambor <mjambor@suse.cz>
4432 * opts.c (decode_options): Run IPA-SRA at -O2.
4434 2009-10-06 Richard Guenther <rguenther@suse.de>
4436 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4438 2009-10-06 Tobias Burnus <burnus@net-b.de>
4441 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4442 -flto and -fwhole-program flags can be combined.
4444 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4447 * gcc.c (process_command): Check that -o argument was specified.
4449 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4451 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4453 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4455 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4456 * doc/invoke.texi (Warning Options): Annotate allowed languages
4457 for -Wunsuffixed-float-constants.
4459 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4461 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4462 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4463 same name and isn't the main variant.
4466 * dwarf2out.c (loc_by_reference): Removed.
4467 (dw_loc_list_1): New function.
4468 (dw_loc_list): Remove toplev argument, add want_address argument.
4469 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4470 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4471 want_address == 2 to dw_loc_list. For successful dw_loc_list
4472 set have_address to 1 only if want_address is not 0.
4474 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4476 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4477 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4478 a code block followed by two pointers.
4479 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4480 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4481 (MIPS_MOVE): Likewise.
4482 (MIPS_LUI): Likewise.
4483 (MIPS_JR): Likewise.
4484 (MIPS_BAL): Likewise.
4485 (MIPS_NOP): Likewise.
4486 (mips_asm_trampoline_template): Delete.
4487 (mips_trampoline_code_size): New function.
4488 (mips_trampoline_init): Add shorter sequences for all cases
4489 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4490 Calculate the opcodes directly, rather than copying from a template.
4491 Only flush the code part of the trampoline.
4492 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4494 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4496 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4497 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4498 (INCOMING_RETURN_ADDR_RTX): Likewise.
4499 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4501 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4502 with RETURN_ADDR_REGNUM.
4503 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4504 * config/mips/mips.c (mips16_build_call_stub): Replace
4505 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4506 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4507 (mips_print_operand_punctuation): Likewise.
4508 (mips_frame_set): Likewise.
4509 (mips16e_output_save_restore): Likewise.
4510 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4511 (mips_save_reg_p): Likewise.
4512 (mips_return_addr): Likewise.
4513 (mips_set_return_address): Likewise.
4514 (mips_direct_save_slot_move_p): Likewise.
4515 (mips_output_function_prologue): Likewise.
4516 (mips_restore_reg): Likewise.
4517 (mips_expand_epilogue): Likewise.
4518 (mips_epilogue_uses): Likewise.
4519 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4520 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4521 (clear_hazard_<mode>): Likewise.
4522 (call_internal): Likewise.
4523 (call_internal_direct): Likewise.
4524 (call_direct_split): Likewise.
4525 (call_value_internal): Likewise.
4526 (call_value_split): Likewise.
4527 (call_value_internal_direct): Likewise.
4528 (call_value_direct_split): Likewise.
4529 (call_value_multiple_internal): Likewise.
4530 (call_value_multiple_split): Likewise.
4532 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4533 Jakub Jelinek <jakub@redhat.com>
4535 PR rtl-optimization/41511
4536 * combine.c (record_value_for_reg): Pass explicit values as argument
4537 to get_last_value_validate.
4538 (get_last_value_validate): Document INSN parameter.
4539 For non-readonly MEMs, assume they might have been modified if INSN
4540 was in another basic block.
4541 (get_last_value): Minor reformatting.
4543 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4546 * final.c (asm_str_count): Split out from asm_insn_count.
4547 * rtl.h (asm_str_count): New prototype.
4548 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4551 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4553 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4555 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4556 Rafael Espindola <espindola@google.com>
4558 * gengtype.c (write_types): Moved call to write_func_for_structure
4559 into seperate loops.
4561 2009-10-05 Richard Guenther <rguenther@suse.de>
4564 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4565 (input_cgraph_1): Input toplevel asms.
4567 2009-10-05 Richard Guenther <rguenther@suse.de>
4570 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4571 (external_aggregate_decl_p): Likewise.
4572 (lto_symtab_compatible): Re-structure. Remove dead code.
4573 For variables ignore toplevel qualifiers when comparing types.
4574 Issue warnings, not errors for mismatched user-alignment.
4576 2009-10-05 Richard Guenther <rguenther@suse.de>
4580 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4581 (struct lto_symtab_identifier_def): Likewise.
4582 (struct lto_symtab_decl_def): Likewise.
4583 (struct lto_symtab_entry_def): New.
4584 (lto_symtab_identifier_t): Rename to ...
4585 (lto_symtab_entry_t): ... this.
4586 (lto_symtab_decls): Remove.
4587 (lto_symtab_base_hash): Rename to ...
4588 (lto_symtab_entry_hash): ... this.
4589 (lto_symtab_base_eq): Rename to ...
4590 (lto_symtab_entry_eq): ... this.
4591 (lto_symtab_base_marked_p): Rename to ...
4592 (lto_symtab_entry_marked_p): ... this.
4593 (lto_symtab_identifier_marked_p): Remove.
4594 (lto_symtab_decl_marked_p): Likewise.
4595 (lto_symtab_maybe_init_hash_tables): Rename to ...
4596 (lto_symtab_maybe_init_hash_table): ... this.
4597 (lto_symtab_set_resolution_and_file_data): Remove.
4598 (lto_symtab_register_decl): New function.
4599 (lto_symtab_get_identifier): Remove.
4600 (lto_symtab_get): New function.
4601 (lto_symtab_get_resolution): Adjust.
4602 (lto_symtab_get_identifier_decl): Remove.
4603 (lto_symtab_set_identifier_decl): Likewise.
4604 (lto_symtab_merge_decl): Rename to ...
4605 (lto_symtab_merge): ... this. Rewrite.
4606 (lto_symtab_merge_var): Remove.
4607 (lto_symtab_merge_fn): Likewise.
4608 (lto_symtab_prevailing_decl): Adjust.
4609 (lto_cgraph_replace_node): New function.
4610 (lto_symtab_merge_decls_2): Likewise.
4611 (lto_symtab_merge_decls_1): Likewise.
4612 (lto_symtab_fixup_var_decls): Likewise.
4613 (lto_symtab_resolve_symbols): Likewise.
4614 (lto_symtab_merge_decls): Likewise.
4615 (lto_symtab_prevailing_decl): Adjust.
4616 (lto_symtab_get_symtab_def): Remove.
4617 (lto_symtab_get_file_data): Likewise.
4618 (lto_symtab_clear_resolution): Adjust.
4619 (lto_symtab_clear_resolution): Likewise.
4620 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4621 (input_cgraph_1): Likewise.
4622 * lto-streamer-in.c (get_resolution): Do not provide fake
4623 symbol resolutions here.
4624 (deferred_global_decls): Remove.
4625 (lto_register_deferred_decls_in_symtab): Likewise.
4626 (lto_register_var_decl_in_symtab): Change signature, register
4627 variable via lto_symtab_register_decl.
4628 (lto_register_function_decl_in_symtab): Likewise.
4629 (lto_read_tree): Adjust.
4630 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4631 (lto_symtab_merge_var): Likewise.
4632 (lto_symtab_merge_fn): Likewise.
4633 (lto_symtab_register_decl): Declare.
4634 (lto_symtab_merge_decls): Likewise.
4636 2009-10-05 Richard Guenther <rguenther@suse.de>
4638 PR tree-optimization/23821
4639 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4640 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4641 simple IV increments.
4643 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4645 * config/arm/arm.c (arm_override_options): Really initialize
4646 flag_dwarf2_cfi_asm to 0.
4648 2009-10-05 Doug Kwan <dougkwan@google.com>
4650 PR rtl-optimization/41574
4651 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4652 floating point and we are not doing unsafe math optimizations.
4654 2009-10-03 Simon Baldwin <simonb@google.com>
4655 Cary Coutant <ccoutant@google.com>
4656 Rafael Espindola <espindola@google.com>
4657 Richard Guenther <rguenther@suse.de>
4658 Jan Hubicka <jh@suse.cz>
4659 Doug Kwan <dougkwan@google.com>
4660 H.J. Lu <hongjiu.lu@intel.com>
4661 Bill Maddox <maddox@google.com>
4662 Ryan Mansfield <rmansfield@qnx.com>
4663 Diego Novillo <dnovillo@google.com>
4664 Ollie Wild <aaw@google.com>
4665 Kenneth Zadeck <zadeck@naturalbridge.com>
4667 * lto-cgraph.c: New file.
4668 * lto-compress.c: New file.
4669 * lto-compress.h: New file.
4670 * lto-opts.c: New file.
4671 * lto-section-in.c: New file.
4672 * lto-section-out.c: New file.
4673 * lto-streamer-in.c: New file.
4674 * lto-streamer-out.c: New file.
4675 * lto-streamer.c: New file.
4676 * lto-streamer.h: New file.
4677 * lto-symtab.c: New file.
4678 * lto-wpa-fixup.c: New file.
4679 * lto-wrapper.c: New file.
4681 2009-10-03 Simon Baldwin <baldwin@google.com>
4682 Ben Elliston <bje@au.ibm.com>
4683 Rafael Espindola <espindola@google.com>
4684 Nathan Froyd <froydnj@codesourcery.com>
4685 Jan Hubicka <jh@suse.cz>
4686 Doug Kwan <dougkwan@google.com>
4687 Diego Novillo <dnovillo@google.com>
4688 Kenneth Zadeck <zadeck@naturalbridge.com>
4690 * Makefile.in (enable_lto): New.
4691 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4692 (LINKER_PLUGIN_API_H): Define.
4693 (LTO_SYMTAB_H): Define.
4694 (LTO_STREAMER_H): Define.
4695 (TREE_VECTORIZER_H): Define.
4696 (INCLUDES): Add LIBELFINC.
4697 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4698 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4699 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4700 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4701 (native): Add lto-wrapper$(exeext)
4702 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4703 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4704 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4705 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4706 (varasm.o): Add dependency on tree-iterator.h.
4707 (cgraph.o): Add dependency on cif-code.def.
4708 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4709 (ipa-pure-const.o): Likewise.
4710 (GTFILES): Add lto-symtab.c.
4711 (install-lto-wrapper): New.
4712 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4713 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4714 * config.in: Regenerate.
4716 2009-10-03 Rafael Espindola <espindola@google.com>
4717 Diego Novillo <dnovillo@google.com>
4719 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4720 ipa_write_summaries.
4721 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4723 (cgraph_optimize): Make extern.
4725 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4726 Kenneth Zadeck <zadeck@naturalbridge.com>
4728 * toplev.c (in_lto_p): Declare.
4729 * collect2.c (scan_prog_file): Read all the output when reading
4730 information for LTO.
4731 (enum lto_mode_d): Declare.
4733 2009-10-03 Richard Guenther <rguenther@suse.de>
4734 Diego Novillo <dnovillo@google.com>
4736 * gimple.c: Include target.h and alias.h.
4737 (gimple_types): Declare.
4738 (type_hash_cache): Declare.
4739 (gimple_alloc_stat): Make extern.
4740 (gimple_build_eh_must_not_throw): Call
4741 gimple_eh_must_not_throw_set_fndecl.
4742 (struct type_pair_d): Declare.
4743 (type_pair_t): Declare.
4744 (type_pair_hash): New.
4745 (type_pair_eq): New.
4746 (lookup_type_pair): New.
4747 (gimple_force_type_merge): New.
4748 (compare_type_names_p): New.
4749 (compare_field_offset): New.
4750 (gimple_types_compatible_p): New.
4751 (struct sccs): Declare.
4752 (next_dfs_num): Declare.
4753 (iterative_hash_gimple_type): New.
4755 (iterative_hash_type_name): New.
4756 (iterative_hash_gimple_type): New.
4757 (gimple_type_hash): New.
4758 (gimple_type_eq): New.
4759 (gimple_register_type): New.
4760 (print_gimple_types_stats): New.
4761 (gimple_signed_or_unsigned_type): New.
4762 (gimple_unsigned_type): New.
4763 (gimple_signed_type): New.
4764 (gimple_get_alias_set): New.
4765 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4766 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4767 (gimple_force_type_merge): Declare.
4768 (gimple_types_compatible_p): Declare.
4769 (gimple_register_type): Declare.
4770 (print_gimple_types_stats): Declare.
4771 (gimple_unsigned_type): Declare.
4772 (gimple_signed_type): Declare.
4773 (gimple_get_alias_set): Declare.
4774 (gimple_eh_must_not_throw_set_fndecl): New.
4776 2009-10-03 Jan Hubicka <jh@suse.cz>
4777 Kenneth Zadeck <zadeck@naturalbridge.com>
4779 * ipa-pure-const.c: Include lto-streamer.h.
4780 (register_hooks): Factor out of ...
4781 (generate_summary): ... here.
4782 (pure_const_write_summary): New.
4783 (pure_const_read_summary): New.
4784 (pass_ipa_pure_const): Add pure_const_write_summary and
4785 pure_const_read_summary.
4786 * ipa-reference.c: Include lto-streamer.h.
4787 (add_new_function): New.
4788 (remove_node_data): New.
4789 (duplicate_node_data): New.
4790 (ipa_init): Guard against multiple calls.
4791 Move hook setup from analyze_function.
4792 (write_node_summary_p): New.
4793 (ipa_reference_write_summary): New.
4794 (ipa_reference_read_summary): New.
4795 (pass_ipa_reference): Add ipa_reference_write_summary and
4796 ipa_reference_read_summary.
4797 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4798 (struct cgraph_edge): Add fields lto_stmt_uid and
4799 call_stmt_cannot_inline_p.
4800 (cgraph_optimize): Declare.
4801 (cgraph_decide_is_function_needed): Declare.
4802 (reset_inline_failed): Declare.
4803 (enum LTO_cgraph_tags): Declare.
4804 (LTO_cgraph_tag_names): Declare.
4805 (LCC_NOT_FOUND): Define.
4807 2009-10-03 Doug Kwan <dougkwan@google.com>
4808 Rafael Espindola <espindola@google.com>
4809 Jan Hubicka <jh@suse.cz>
4810 Diego Novillo <dnovillo@google.com>
4811 Kenneth Zadeck <zadeck@naturalbridge.com>
4813 * passes.c (all_regular_ipa_passes): New.
4814 (all_ipa_passes): Rename to all_small_ipa_passes.
4815 (init_optimization_passes): Init all_regular_ipa_passes.
4816 * tree-pass.h (all_regular_ipa_passes): New.
4817 (all_ipa_passes): Rename to all_small_ipa_passes.
4818 * passes.c (all_lto_gen_passes): New.
4819 (init_optimization_passes): Initialize all_lto_gen_passes.
4820 (execute_ipa_summary_passes): Make non-static.
4821 (ipa_write_summaries_1): New.
4822 (ipa_write_summaries_2): New.
4823 (ipa_write_summaries): New.
4824 (ipa_write_summaries_of_cgraph_node_set): New.
4825 (ipa_read_summaries_1): New.
4826 (ipa_read_summaries): New.
4827 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4828 (execute_regular_ipa_pass_list): Remove.
4829 (init_optimization_passes): Schedule
4830 pass_rebuild_cgraph_edges and pass_early_inline outside
4831 of pass_all_early_optimizations. Document reason.
4832 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4833 pass_ipa_lto_finish_out): New pass.
4834 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4835 (execute_all_ipa_transforms): New.
4836 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4837 (dump_properties, debug_properties): New.
4838 * tree-optimize.c (gate_all_early_local_passes): Return
4839 false if we are in lto1.
4840 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4841 * tree-pass.h (execute_all_ipa_transforms): Declare.
4842 (pass_ipa_function_and_variable_visibility): Declare.
4843 (pass_ipa_early_inline): Declare.
4844 (pass_ipa_lto_gimple_out): Declare.
4845 (pass_ipa_lto_wpa_fixup): Declare.
4846 (pass_ipa_lto_finish_out): Declare.
4847 (all_small_ipa_passes, all_regular_ipa_passes,
4848 all_lto_gen_passes): Declare.
4849 (execute_ipa_summary_passes): Declare.
4850 (execute_all_ipa_transforms): Declare.
4851 (ipa_write_summaries): Declare
4852 (ipa_write_summaries_of_cgraph_node_set): Declare.
4853 (ipa_read_summaries): Declare.
4855 2009-10-03 Doug Kwan <dougkwan@google.com>
4856 Ollie Wild <aaw@google.com>
4858 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4860 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4861 (lto_mode): New variable.
4862 (maybe_run_lto_and_relink): Handle the -fwpa option.
4863 (main): Handle the -fwpa option.
4864 (maybe_unlink_list): New function.
4865 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4866 * common.opt (flto): New flag.
4867 * toplev.c (flag_generate_lto): Declare.
4869 2009-10-03 Simon Baldwin <simonb@google.com>
4871 * common.opt (flto-compression-level): New flag.
4873 * opts.c: Include lto-opts.h.
4874 (handle_option): Call lto_register_user_option for each
4875 valid option handled.
4876 (decode_options): Clear registered options before the options
4879 2009-10-03 Cary Coutant <ccoutant@google.com>
4881 * collect2.c (is_elf): New function.
4882 (scan_prog_file): Require LTO object to be in ELF format.
4884 2009-10-03 Rafael Espindola <espindola@google.com>
4886 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4887 libgcc to the linker.
4889 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4891 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4892 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4894 * collect2.h (collect_execute): Add flags argument.
4895 * tlink.c (tlink_execute): Update call to collect_execute.
4896 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4897 (use_linker_plugin): New.
4898 (use_linker_plugin_spec_function): New.
4899 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4900 (linker_plugin_file_spec): New.
4901 (lto_wrapper_spec): New.
4902 (lto_gcc_spec): New.
4903 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4904 (static_spec_functions): Add use-linker-plugin.
4905 (process_command): Handle -use-linker-plugin.
4906 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4907 linker_plugin_file_spec and lto_gcc_spec.
4908 (use_linker_plugin_spec_function): New.
4910 2009-10-03 Richard Guenther <rguenther@suse.de>
4914 * tree.h (is_lang_specific): Include LANG_TYPE.
4915 * tree.c (find_decls_types_r): Manually add interesting parts
4916 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4918 * gimple.c (type_pair_hash): Make symmetric.
4919 (type_pair_eq): Likewise.
4920 (lookup_type_pair): Increase initial hashtable size.
4921 (gimple_force_type_merge): Rely on type-pair symmetry.
4922 (visit): Remove excessive checking code.
4923 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4924 (gimple_register_type): Remove getenv calls, shrink initial
4928 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4929 inline functions if not generating lto output.
4932 * toplev.c (finalize): In WPA mode remove the asm file.
4934 2009-10-03 Doug Kwan <dougkwan@google.com>
4936 * ipa-inline.c (cgraph_mark_inline): Check
4937 edge->call_stmt_cannot_inline_p instead of calling
4938 gimple_call_cannot_inline_p.
4939 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4940 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4941 (inline_generate_summary): Do nothing in LTRANS.
4942 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4943 exists before calling gimple_call_cannot_inline_p.
4944 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4945 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4946 Update new_edge->lto_stmt_uid.
4947 * cgraphbuild.c (reset_inline_failed): New.
4949 * common.opt (fwpa): New flag.
4950 (fltrans): New option.
4951 * gcc.c (gcc_lto_option_t): New type.
4952 (current_lto_option): New variable.
4953 (lto_single_spec_function): Remove and is replaced by ..
4954 (lto_option_spec_function): New function.
4955 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4956 passing the -flto flag.
4957 (cc1_options): Separate non-LTO related parts into ..
4958 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4959 (lto1_options): New spec for lto FE.
4960 (link_lto_options): New spec for handling LTO flags in linker.
4961 (invoke_lto_single): Re-format to fit in 80 column. Replace
4962 lto-single with lto-option.
4963 (static_specs): Add cc1_non_lto_options, lto1_options and
4965 (static_spec_function): Replace lto-single with lto-option.
4966 (process_command): Handle -flto, -fwpa and -fltran by setting
4967 current_lto_option and not passing it to subprocess unconditionally.
4969 2009-10-03 Bill Maddox <maddox@google.com>
4971 Add `gcc' driver support for link-time code generation (LTO).
4973 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4974 (lto_flag, lto_objects, lto_o_file): New variables.
4975 (struct lto_object, struct lto_object_list): New structures.
4976 (collect_exit, handler): Remove LTO temporary output file on exit.
4977 (add_lto_object): New function.
4978 (maybe_run_lto_and_relink): New function. Perform link time code
4979 generation and relinking for object files containing LTO information.
4980 (main): Invoke maybe_run_lto_and_relink().
4981 (dump_argv): New function. For debugging, currently disabled.
4982 (scan_prog_file): Add LTO information pass.
4983 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4985 * toplev.c (compile_file): Emit assembler directive to create
4986 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4988 2009-10-03 Diego Novillo <dnovillo@google.com>
4990 * c.opt: Add LTO to warn_abi and warn_psabi.
4992 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4993 inline function. Ignore language-specific nodes. Update all users.
4994 (find_decls_types_r): Do not traverse the subtrees of
4995 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4996 * tree.h (is_lang_specific): New.
4997 * langhooks.h (struct lang_hooks_for_decls): Remove
4998 may_need_assembler_name_p. Update all users.
5000 * c-common.c (set_builtin_user_assembler_name): Move ...
5001 * builtins.c (set_builtin_user_assembler_name): ... here.
5002 (is_builtin_name): Add comment
5003 (is_builtin_fn): New.
5004 * except.c (output_ttype): Only call
5005 lookup_type_for_runtime if TYPE is not a runtime type.
5007 * passes.c (register_pass): Call position_pass on
5008 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
5009 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
5010 (TV_IPA_LTO_DECL_IO): Define.
5011 (TV_IPA_LTO_CGRAPH_IO): Define.
5013 (TV_WHOPR_WPA): Define.
5014 (TV_WHOPR_WPA_IO): Define.
5015 (TV_WHOPR_LTRANS): Define.
5016 (TV_WHOPR_WPA_FIXUP): Define.
5017 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
5018 * tree-cfg.c (tree_node_can_be_shared): Make extern.
5019 * tree-flow.h (tree_node_can_be_shared): Declare.
5020 * tree-inline.c (tree_can_inline_p): Check that E has a
5021 statement associated with it.
5022 * tree.c (free_lang_data_in_binf): Factor out of ...
5023 (free_lang_data_in_type): ... here.
5024 Call RECORD_OR_UNION_TYPE_P.
5025 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
5026 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
5027 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
5028 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
5029 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
5030 (gate_free_lang_data): Return true if flag_generate_lto is set.
5031 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
5032 * c-common.h (set_builtin_user_assembler_name): Move ...
5033 * tree.h (set_builtin_user_assembler_name): ... here.
5035 * common.opt (flto-report): New flag.
5036 * opts.c (complain_wrong_lang): Do not complain if running lto1.
5037 * collect2.c (scan_prog_file): Send the error output of
5038 'nm' to HOST_BIT_BUCKET.
5040 2009-10-03 Ollie Wild <aaw@google.com>
5042 * langhooks-def.h (lhd_begin_section): New function declaration.
5043 (lhd_write_section): New function declaration.
5044 (lhd_end_section): New function declaration.
5045 (LANG_HOOKS_BEGIN_SECTION): New macro.
5046 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
5047 (LANG_HOOKS_END_SECTION): New macro.
5048 (LANG_HOOKS_LTO): New macro.
5049 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
5050 * langhooks.c (output.h): Add include.
5051 (saved_section): New static variable.
5052 (lhd_begin_section): New function.
5053 (lhd_write_section_data): New function.
5054 (lhd_end_section): New function.
5055 * langhooks.h (struct lang_hooks_for_lto): New structure.
5056 (struct lang_hooks): Add member lto.
5057 * Makefile.in (langhooks.o): Add dependency on output.h.
5059 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
5061 2009-10-03 Richard Guenther <rguenther@suse.de>
5063 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
5066 2009-10-03 Simon Baldwin <simonb@google.com>
5067 Richard Guenther <rguenther@suse.de>
5068 Janis Johnson <janis187@us.ibm.com>
5069 Doug Kwan <dougkwan@google.com>
5070 Diego Novillo <dnovillo@google.com>
5071 Ramana Radhakrishnan <ramana.r@gmail.com>
5072 Ollie Wild <aaw@google.com>
5074 * doc/install.texi: Add documentation for libelf and --enable-lto.
5075 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
5076 -flto-report, -flto-compression-level and -use-linker-plugin.
5077 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
5078 Add section for LTO Testing.
5080 2009-10-02 Cary Coutant <ccoutant@google.com>
5082 Add support for comdat type sections for DWARF v4.
5083 Merge from dwarf4 branch.
5085 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
5086 (dw_die_ref): Define vector type.
5087 (enum dw_val_class): Add dw_val_class_data8.
5088 (struct dw_val_struct): Add v.val_data8.
5089 (comdat_type_node_ref): New type.
5090 (struct die_struct): Move die_symbol into a union; add new field
5091 die_type_node. Change all uses.
5092 (comdat_type_node): New type.
5093 (skeleton_chain_node): New type.
5094 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
5095 (comdat_type_list): New variable.
5096 (dwarf_tag_name): Add DW_TAG_type_unit.
5097 (dwarf_attr_name): Add DW_AT_signature.
5098 (add_AT_data8): New function.
5099 (replace_child): New function.
5100 (move_all_children): New function.
5101 (print_signature): New function.
5102 (print_die): Print signature information; add dw_val_class_data8.
5103 (attr_checksum): Support dw_val_class_data8.
5104 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
5105 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
5106 (checksum_sleb128, checksum_uleb128): New functions.
5107 (checksum_die_context): New function.
5108 (loc_checksum_ordered): New function.
5109 (attr_checksum_ordered): New function.
5110 (struct checksum_attributes): New structure.
5111 (collect_checksum_attributes): New function.
5112 (die_checksum_ordered): New function.
5113 (generate_type_signature): New function.
5114 (same_dw_val_p): Add dw_val_class_data8.
5115 (is_symbol_die): Use new is_declaration_die function.
5116 (is_declaration_die): New function.
5117 (should_move_die_to_comdat): New function.
5118 (clone_die): New function.
5119 (clone_tree): New function.
5120 (clone_as_declaration): New function.
5121 (copy_declaration_context): New function.
5122 (generate_skeleton_ancestor_tree): New function.
5123 (generate_skeleton_bottom_up): New function.
5124 (generate_skeleton): New function.
5125 (remove_child_or_replace_with_skeleton): New function.
5126 (break_out_comdat_types): New function.
5127 (struct decl_table_entry): New type.
5128 (htab_decl_hash): New function.
5129 (htab_decl_eq): New function.
5130 (htab_decl_del): New function.
5131 (copy_ancestor_tree): New function.
5132 (copy_decls_walk): New function.
5133 (copy_decls_for_unworthy_types): New function.
5134 (build_abbrev_table): Don't assert on missing die_symbol when doing
5135 comdat type sections.
5136 (size_of_die): Use DW_FORM_sig8 for external references. Add
5138 (unmark_dies): Don't assert for unmarked dies when doing comdat
5140 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
5141 (output_signature): New function.
5142 (output_die): Likewise.
5143 (output_compilation_unit_header): Mark output as DWARF version 3
5144 even if generating DWARF 4.
5145 (output_comdat_type_unit): New function.
5146 (output_line_info): Mark output as DWARF version 3 even if generating
5148 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
5150 (dwarf2out_end_source_file): Likewise.
5151 (prune_unused_types_walk_attribs): Don't follow references into
5152 comdat type sections.
5153 (prune_unused_types_mark): When generating type units, do not mark
5154 children of non-defining declarations of types; do mark children of
5156 (prune_unused_types): Process comdat type sections.
5157 (htab_ct_hash): New function.
5158 (htab_ct_eq): New function.
5159 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
5160 Add a pointer to the line table from type unit entries so
5161 DW_AT_decl_file has meaning.
5162 * varasm.c (default_elf_asm_named_section): Use identifier name as
5163 comdat key instead of lang hook.
5165 2009-10-02 Neil Vachharajani <nvachhar@google.com>
5167 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
5169 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
5171 * config/i386/i386.md (SWIM248): New mode iterator.
5172 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
5173 divmodhi4 patterns using SWIM248 macro.
5174 (*divmod<mode>4): Macroize insn_and_split pattern from
5175 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
5176 and their corresponding splitters usign SWIM248 macro. Split SImode
5177 insn to generate cltd and DImode insn to generate cqto instead of
5178 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
5179 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
5180 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
5181 *divmodsi_noext patterns using SWIM248 macro.
5182 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
5183 udivmodhi4 patterns using SWIM248 macro.
5184 (*udivmod<mode>4): Macroize insn_and_split pattern from
5185 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
5186 corresponding splitters using SWIM248 macro.
5187 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
5188 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
5190 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
5192 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
5193 of zero-sized element is zero-sized regardless of its extent.
5195 2009-10-02 Jakub Jelinek <jakub@redhat.com>
5198 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
5199 * configure: Regenerated.
5200 * config.in: Regenerated.
5201 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
5202 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
5203 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
5204 not emitting .eh_frame, emit .cfi_sections .debug_frame
5209 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
5210 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
5212 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
5213 vars use DECL_RTL with resetting it back to NULL afterwards.
5214 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
5215 rtx_equal_p instead of asserting it is a SYMBOL_REF.
5216 (value_format): For dw_val_class_addr only use DW_FORM_addr if
5217 the attribute type allows it, otherwise use DW_FORM_dataN.
5218 (mem_loc_descriptor): Handle CONST_STRING.
5219 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
5220 Handle MEM with CONST_STRING address using add_AT_string.
5221 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
5222 CONST_STRING for const arrays initialized with a string literal.
5223 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
5224 (dwarf2out_finish): Call resolve_addr.
5226 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
5227 Maxim Kuvyrkov <maxim@codesourcery.com>
5229 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
5231 2009-10-02 Nick Clifton <nickc@redhat.com>
5233 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
5234 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
5236 2009-10-01 Jan Hubicka <jh@suse.cz>
5238 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
5239 (cgraph_create_virtual_clone): Just pass redirect_callers
5241 * cgraph.h (cgraph_clone_node): Update prototype.
5242 * ipa-pure-const.c (self_recursive_p): New function.
5243 (propagate): Use it.
5244 * ipa-inline.c (cgraph_clone_inlined_nodes,
5245 cgraph_decide_recursive_inlining): Update.
5247 2009-10-01 David Daney <ddaney@caviumnetworks.com>
5249 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
5250 instructions for TARGET_OCTEON.
5252 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5254 * config/arm/arm.c (arm_override_options): Turn off
5255 flag_dwarf2_cfi_asm for AAPCS variants.
5257 2009-10-01 Martin Jambor <mjambor@suse.cz>
5260 * tree-sra.c (convert_callers): Do not call
5261 compute_inline_parameters on one caller more than once.
5263 2009-10-01 Nick Clifton <nickc@redhat.com>
5265 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
5266 an empty string if not already defined.
5268 2009-10-01 Martin Jambor <mjambor@suse.cz>
5271 * tree-sra.c (is_va_list_type): New function.
5272 (find_var_candidates): Call is_va_list_type.
5273 (find_param_candidates): Check that the type or the type pointed
5274 to are not va_list types.
5276 2009-10-01 Martin Jambor <mjambor@suse.cz>
5279 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
5280 DECL_ARTIFICIAL (param_decl) is true.
5282 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
5284 * tree.h (tree_decl_common::lang_flag_8): New.
5285 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
5287 * c-common.h (RID_CONSTEXPR): New.
5289 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5291 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5292 Use ref-all pointers.
5293 (alpha_gimplify_va_arg): Ditto.
5295 2009-09-30 Jakub Jelinek <jakub@redhat.com>
5298 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5299 before insn counting loop now that BB_END (bb) is counted. Ensure
5300 the return value isn't zero.
5302 2009-09-30 Nick Clifton <nickc@redhat.com>
5304 * config.gcc (sh-symbianelf): Replace definition of extra_objs
5305 with separate definitions of c_target_objs and cxx_target_objs.
5306 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
5308 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
5309 sh_symbian_import_export_class.
5310 * config/sh/sh-protos.h: Fix names of exported symbian functions.
5311 * config/sh/symbian.c: Delete, moving code into...
5312 * config/sh/symbian-base.c: ... here
5313 * config/sh/symbian-c.c: ... and here
5314 * config/sh/symbian-cxx.c: ... and here.
5316 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5319 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
5320 of plus RTX into register.
5322 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5324 * doc/install.texi: Linguistic and markup fixes.
5325 (Configuration) <--disable-cpp>: Remove description.
5326 <--enable-maintainer-mode>: Autotools files are affected, too.
5327 <--with-sysroot>: Improve description.
5328 (Building): Bump required GNU make version.
5330 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5332 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
5333 (x86_64-*-*): Ditto.
5335 * config/i386/fma4intrin.h: New file, provide common x86 compiler
5336 intrinisics for FMA4.
5337 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
5338 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
5339 Add FMA4 check and fma4intrin.h.
5340 * config/i386/i386-c.c(ix86_target_macros_internal): Check
5342 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
5343 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
5344 constant for FMA4 support.
5345 (UNSPEC_FMA4_FMADDSUB): Ditto.
5346 (UNSPEC_FMA4_FMSUBADD): Ditto.
5347 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
5348 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
5349 (ix86_expand_fma4_multiple_memory): Ditto.
5350 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
5351 (OPTION_MASK_ISA_FMA4_UNSET): New.
5352 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
5353 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
5354 (ix86_handle_option): Handle -mfma4.
5355 (isa_opts): Handle -mfma4.
5356 (enum pta_flags): Add PTA_FMA4.
5357 (override_options): Add FMA4 support.
5358 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
5359 (IX86_BUILTIN_VFMADDSD): Ditto.
5360 (IX86_BUILTIN_VFMADDPS): Ditto.
5361 (IX86_BUILTIN_VFMADDPD): Ditto.
5362 (IX86_BUILTIN_VFMSUBSS): Ditto.
5363 (IX86_BUILTIN_VFMSUBSD): Ditto.
5364 (IX86_BUILTIN_VFMSUBPS): Ditto.
5365 (IX86_BUILTIN_VFMSUBPD): Ditto.
5366 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
5367 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
5368 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
5369 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
5370 (IX86_BUILTIN_VFNMADDSS): Ditto.
5371 (IX86_BUILTIN_VFNMADDSD): Ditto.
5372 (IX86_BUILTIN_VFNMADDPS): Ditto.
5373 (IX86_BUILTIN_VFNMADDPD): Ditto.
5374 (IX86_BUILTIN_VFNMSUBSS): Ditto.
5375 (IX86_BUILTIN_VFNMSUBSD): Ditto.
5376 (IX86_BUILTIN_VFNMSUBPS): Ditto.
5377 (IX86_BUILTIN_VFNMSUBPD): Ditto.
5378 (IX86_BUILTIN_VFMADDPS256): Ditto.
5379 (IX86_BUILTIN_VFMADDPD256): Ditto.
5380 (IX86_BUILTIN_VFMSUBPS256): Ditto.
5381 (IX86_BUILTIN_VFMSUBPD256): Ditto.
5382 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
5383 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
5384 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
5385 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
5386 (IX86_BUILTIN_VFNMADDPS256): Ditto.
5387 (IX86_BUILTIN_VFNMADDPD256): Ditto.
5388 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
5389 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
5390 (enum multi_arg_type): New enum for describing the various FMA4
5391 intrinsic argument types.
5392 (bdesc_multi_arg): New table for FMA4 intrinsics.
5393 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
5394 (ix86_expand_multi_arg_builtin): New function for creating FMA4
5396 (ix86_expand_builtin): Add FMA4 intrinsic support.
5397 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
5398 operand instructions.
5399 (ix86_expand_fma4_multiple_memory): New function to split the
5400 second memory reference from FMA4 instructions.
5401 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
5402 (ssemodesuffixf2s): Ditto.
5403 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
5405 (fma4_fmsub<mode>4): Ditto.
5406 (fma4_fnmadd<mode>4): Ditto.
5407 (fma4_fnmsub<mode>4): Ditto.
5408 (fma4_vmfmadd<mode>4): Ditto.
5409 (fma4_vmfmsub<mode>4): Ditto.
5410 (fma4_vmfnmadd<mode>4): Ditto.
5411 (fma4_vmfnmsub<mode>4): Ditto.
5412 (fma4_fmadd<mode>4256): Ditto.
5413 (fma4_fmsub<mode>4256): Ditto.
5414 (fma4_fnmadd<mode>4256): Ditto.
5415 (fma4_fnmsub<mode>4256): Ditto.
5416 (fma4_fmaddsubv8sf4): Ditto.
5417 (fma4_fmaddsubv4sf4): Ditto.
5418 (fma4_fmaddsubv4df4): Ditto.
5419 (fma4_fmaddsubv2df4): Ditto.
5420 (fma4_fmsubaddv8sf4): Ditto.
5421 (fma4_fmsubaddv4sf4): Ditto.
5422 (fma4_fmsubaddv4df4): Ditto.
5423 (fma4_fmsubaddv2df4): Ditto.
5424 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5425 instructions for intrinsics.
5426 (fma4i_fmsub<mode>4): Ditto.
5427 (fma4i_fnmadd<mode>4): Ditto.
5428 (fma4i_fnmsub<mode>4): Ditto.
5429 (fma4i_vmfmadd<mode>4): Ditto.
5430 (fma4i_vmfmsub<mode>4): Ditto.
5431 (fma4i_vmfnmadd<mode>4): Ditto.
5432 (fma4i_vmfnmsub<mode>4): Ditto.
5433 (fma4i_fmadd<mode>4256): Ditto.
5434 (fma4i_fmsub<mode>4256): Ditto.
5435 (fma4i_fnmadd<mode>4256): Ditto.
5436 (fma4i_fnmsub<mode>4256): Ditto.
5437 (fma4i_fmaddsubv8sf4): Ditto.
5438 (fma4i_fmaddsubv4sf4): Ditto.
5439 (fma4i_fmaddsubv4df4): Ditto.
5440 (fma4i_fmaddsubv2df4): Ditto.
5441 (fma4i_fmsubaddv8sf4): Ditto.
5442 (fma4i_fmsubaddv4sf4): Ditto.
5443 (fma4i_fmsubaddv4df4): Ditto.
5444 (fma4i_fmsubaddv2df4): Ditto.
5446 * doc/invoke.texi (-mfma4): Add documentation.
5447 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5449 2009-09-29 Richard Henderson <rth@redhat.com>
5451 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5452 an edge to the new destination block.
5454 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5457 * pa.c (hppa_profile_hook): Use
5458 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5460 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5461 Alexander Monakov <amonakov@ispras.ru>
5464 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5465 (not_postinc_memory_operand): New.
5466 (not_postinc_move_operand): New.
5467 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5468 (*cmovsi_internal): Ditto.
5470 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5472 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5473 restrict issue_rate in first pass when scheduling for register
5476 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5477 Rafael Avila de Espindola <espindola@google.com>
5479 * gengtype.c (plugin_output): New.
5480 (get_output_file_with_visibility): Return plugin_output for plugins.
5481 (main): Parse and use the -P option.
5482 * gty.texi: Update the command line format.
5484 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5487 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5489 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5490 out if !const_ok_for_output.
5493 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5494 case VAR_LOCATION>: Remove gcc_unreachable ().
5496 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5498 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5499 (x86_64-*-*): Ditto.
5500 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5501 back to smmintrin.h.
5502 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5503 * config/i386/x86intrin.h: Remove SSE5.
5504 * config/i386/mmintrin-common.h: Delete file.
5505 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5507 2009-09-29 Richard Guenther <rguenther@suse.de>
5509 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5510 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5512 2009-09-29 Nick Clifton <nickc@redhat.com>
5514 * function.c (current_function_name): If there is no current
5515 function just return "<none>".
5517 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5519 * tree-pass.h (register_pass_info): New structure.
5520 (pass_positioning_ops): Move enum from gcc-plugin.h.
5521 (register_pass): New function.
5522 * gcc-plugin.h (plugin_pass): Delete structure.
5523 (pass_positioning_ops): Delete enum.
5524 * plugin.c (regsiter_pass): Delete function.
5525 (position_pass): Delete function.
5526 (added_pass_nodes): Delete variable.
5527 (prev_added_pass_nodes): Delete variable.
5528 (pass_list_node): Delete structure.
5529 * passes.c (make_pass_instance): New function.
5530 (next_pass_1): Change to call make_pass_instance.
5531 (pass_list_node): Move structure from gcc-plugin.h.
5532 (added_pass_nodes): Move variable from plugin.c.
5533 (prev_added_pass_nodes): Move variable from plugin.c.
5534 (position_pass): New function.
5535 (register_pass): New function.
5537 2009-09-28 Easwaran Raman <eraman@google.com>
5539 * ifcvt.c (noce_try_abs): Recognize pattern and call
5540 expand_one_cmpl_abs_nojump.
5541 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5542 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5544 2009-09-28 Ian Lance Taylor <iant@google.com>
5547 * c-opts.c (c_common_handle_option): Don't set
5548 warn_jump_misses_init for -Wall.
5549 * doc/invoke.texi (Warning Options): Update documentation.
5551 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5553 * Makefile.in ($(out_object_file)): Depend on
5554 gt-$(basename $(notdir $(out_file))).h.
5556 2009-09-28 Richard Henderson <rth@redhat.com>
5558 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5559 * except.c (gen_eh_region): Set it.
5560 (duplicate_eh_regions_1): Copy it.
5561 * tree-eh.c (lower_resx): Use it to determine which function
5564 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5565 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5566 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5567 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5568 BUILT_IN_CXA_END_CLEANUP if necessary.
5570 * c-common.c (c_define_builtins): Update call to
5571 build_common_builtin_nodes.
5573 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5575 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5577 2009-09-28 Michael Matz <matz@suse.de>
5579 * builtins.c (interclass_mathfn_icode): New helper.
5580 (expand_builtin_interclass_mathfn): Use it here, and split folding
5582 (fold_builtin_interclass_mathfn): ... this new folder.
5583 (build_call_nofold_loc): New static helper.
5584 (build_call_nofold): New wrapper macro for above.
5585 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5586 (expand_builtin_pow): Ditto.
5587 (expand_builtin_memset_args): Ditto.
5588 (expand_builtin_printf): Ditto.
5589 (expand_builtin_fprintf): Ditto.
5590 (expand_builtin_sprintf): Ditto.
5591 (expand_builtin_memory_chk): Ditto.
5592 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5593 (expand_builtin_stpcpy): Ditto.
5594 (expand_builtin_strcmp): Ditto.
5595 (expand_builtin_strncmp): Ditto.
5596 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5597 (expand_builtin_strcpy_args): Don't call folders.
5598 (expand_builtin_memcmp): Ditto.
5599 (expand_builtin_strncpy): Ditto, and use target.
5600 (expand_builtin_memcpy): Ditto.
5601 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5602 expand_builtin_strpbrk, expand_builtin_memmove,
5603 expand_builtin_memmove_args, expand_builtin_bcopy,
5604 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5605 expand_builtin_strspn, expand_builtin_strcspn,
5606 expand_builtin_fputs): Remove these.
5607 (expand_builtin): Don't call the above, change calls to other
5608 expanders that changed prototype.
5609 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5610 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5611 fold_builtin_interclass_mathfn.
5612 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5613 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5615 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5616 * passes.c (init_optimization_passes): Move pass_fold_builtins
5617 after last phiopt pass.
5618 * tree-inline.c (fold_marked_statements): When folding builtins
5619 iterate over all instruction potentially generated.
5620 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5622 (fold_gimple_call): Use it to always fold calls (into potentially
5623 multiple instructions).
5624 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5625 calls into zero at this time.
5626 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5627 statements generated by builtin folding.
5629 2009-09-28 Nick Clifton <nickc@redhat.com>
5631 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5633 2009-09-28 Duncan Sands <baldrick@free.fr>
5635 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5636 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5637 (register_callback): Dispatch it.
5638 (invoke_plugin_callbacks): Incorporate in sanity check.
5639 * ggc.h (ggc_register_cache_tab): Add declaration.
5640 * ggc-common.c (ggc_register_root_tab): Simplify.
5641 (const_ggc_cache_tab_t): New typedef.
5642 (extra_cache_vec): New vector of dynamically added cache tables.
5643 (ggc_register_cache_tab): New function.
5644 (ggc_scan_cache_tab): New function.
5645 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5646 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5648 2009-09-27 Richard Henderson <rth@redhat.com>
5650 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5651 which we remove __builtin_stack_restore.
5653 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5655 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5656 to test for GRD_INVARIANT.
5657 (simple_rhs_p): Anything that's function_invariant_p is fine.
5659 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5661 * gengtype.c (main): Use plunge_files instead of plugin_output.
5663 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5664 Rafael Avila de Espindola <espindola@google.com>
5666 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5667 Don't print pch related info if it is false.
5668 (main): Don't print pch info in plugin mode.
5670 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5672 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5673 with dw_val_class_const_double.
5674 (struct dw_val_struct): Replace val_long_long with val_double and
5675 adjust for above change.
5676 (output_loc_operands): Likewise.
5677 (add_AT_long_long): Rename into...
5678 (add_AT_double): ...this.
5679 (print_die): Replace dw_val_class_long_long with
5680 dw_val_class_const_double and adjust.
5681 (attr_checksum): Likewise.
5682 (same_dw_val_p): Likewise.
5683 (size_of_die): Likewise.
5684 (value_format): Likewise.
5685 (output_die): Likewise.
5686 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5687 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5688 instead of add_AT_long_long.
5689 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5690 value with the precision of its type.
5692 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5695 * c-typeck.c (build_conditional_expr): Use the readonly and
5696 volatile flags of the operand types, not of the operands itself.
5698 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5700 * collect2.c (main): Look for -brtl before adding libraries.
5702 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5704 * config.gcc: Update OpenBSD targets.
5705 * config/openbsd-stdint.h: New file.
5706 * config/openbsd-libpthread.h: New file.
5707 * config/openbsd.h: Update and break out LIB_SPEC definition.
5708 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5709 * config/i386/openbsdelf.h: Correct types.
5710 * config/m68k/openbsd.h: Likewise.
5711 * config/mips/openbsd.h: Likewise.
5712 * config/vax/openbsd.h: Likewise.
5714 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5716 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5717 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5718 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5719 of the length and zero.
5721 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5723 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5724 (FLAGS_H): Add options.h $(REAL_H).
5725 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5726 (TREE_VECTORIZER_H): New.
5727 (EBITMAP_H): Renamed from EBIMAP_H.
5728 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5729 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5730 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5731 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5732 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5733 (graphite-clast-to-gimple.o, graphite-dependences.o)
5734 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5735 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5736 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5737 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5738 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5739 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5740 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5741 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5742 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5743 updated and fixed as per above changes and per
5744 check_makefile_deps.sh output.
5747 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5748 * configure: Regenerate.
5750 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5752 * doc/install.texi: Update minimum MPC version to 0.7.
5754 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5756 * doc/install.texi (Binaries): Remove reference to the binary
5757 distribution CD-ROM from the FSF.
5759 2009-09-26 Michael Matz <matz@suse.de>
5763 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5764 that are mentioned in the body.
5766 2009-09-26 Michael Matz <matz@suse.de>
5768 PR tree-optimization/41454
5769 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5770 (tree_ssa_dominator_optimize): Don't allocate and free it.
5771 (dom_opt_leave_block): Don't iterate over it.
5772 (eliminate_redundant_computations): Don't return a value.
5773 (cprop_operand, cprop_into_stmt): Ditto.
5774 (optimize_stmt): Don't defer updating stmts.
5776 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5778 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5779 generic_parameter_die, template_parameter_pack_die,
5780 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5781 renaming DW_TAG_formal_parameter_pack and
5782 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5783 and DW_TAG_GNU_template_parameter_pack.
5785 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5787 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5788 * config/v850/v850.c (v850_function_value): New function.
5789 (TARGET_FUNCTION_VALUE): Define.
5791 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5793 * tree-vect-stmts.c (vectorizable_call): Call
5794 mark_symbols_for_renaming after vect_finish_stmt_generation.
5796 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5797 to loc_descriptor_from_tree.
5798 (add_location_or_const_value_attribute): Pass 0 instead of 2
5799 for decl_by_reference_p decls.
5801 2009-09-25 Richard Guenther <rguenther@suse.de>
5804 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5807 2009-09-25 Ben Elliston <bje@au.ibm.com>
5809 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5812 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5814 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5815 form of instruction.
5817 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5820 * fold-const.c (const_binop): Handle complex int division.
5821 * tree-complex.c (expand_complex_div_straight,
5822 expand_complex_div_wide): Update comments.
5824 2009-09-24 DJ Delorie <dj@redhat.com>
5827 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5828 (reg_class): Likewise.
5829 (REG_CLASS_NAMES): Likewise.
5830 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5831 (m32c_override_options): Disable -fivopts for M32C.
5833 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5835 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5836 Delete VSX load/store with update support.
5837 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5838 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5842 (VStype_load_update): Ditto.
5843 (VStype_store_update): Ditto.
5844 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5845 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5847 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5848 load/store with update builtins.
5850 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5852 * libgcc2.c (L_trampoline): Prototype for getpagesize
5853 and mprotect in WINNT case.
5855 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5857 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5858 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5859 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5860 'outgoing' argument.
5861 (TARGET_FUNCTION_VALUE): Define.
5863 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5865 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5867 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5870 * common.opt: Initialize dwarf_strict to -1.
5871 * toplev.c (process_options): Catch unset dwarf_strict
5872 and set to 0 for all targets not overriding.
5873 * config/darwin.c (darwin_override_options): Catch unset
5874 dwarf_strict and override to 1.
5876 2009-09-24 Jeff Law <law@redhat.com>
5878 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5880 2009-09-24 Richard Guenther <rguenther@suse.de>
5882 PR tree-optimization/36143
5883 PR tree-optimization/38747
5884 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5885 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5887 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5890 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5891 return false instead of gcc_unreachable (). For CONST return the
5892 value returned by recursive call instead of always returning true.
5893 (tree_add_const_value_attribute): Return the value returned by
5894 add_const_value_attribute instead of always returning true if rtl
5897 2009-09-23 Justin Seyster <jrseys@gmail.com>
5899 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5901 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5903 * cgraphunit.c (cgraph_lower_function): Revert last change.
5904 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5905 instead of DECL_NO_STATIC_CHAIN.
5906 * tree-cfg.c (verify_gimple_call): Likewise.
5907 * tree-nested.c (get_chain_decl, get_chain_field,
5908 convert_tramp_reference_op, convert_gimple_call): Likewise.
5909 (convert_all_function_calls): Likewise. Always set or clear
5910 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5911 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5912 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5914 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5915 DECL_NO_STATIC_CHAIN.
5916 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5917 instead of DECL_NO_STATIC_CHAIN.
5918 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5919 decl_function_context.
5920 * varasm.c (initializer_constant_valid_p): Likewise.
5921 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5922 (DECL_STATIC_CHAIN): ... this.
5923 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5924 instead of DECL_NO_STATIC_CHAIN.
5926 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5927 Rafael Avila de Espindola <espindola@google.com>
5929 * gengtype.c (nb_plugin_files): Make it unsigned to match
5930 num_gt_files. Adjust other variables to avoid warnings.
5931 (main): Allocate an all zero lang_bitmap before each plugin file name
5932 to match regular file names.
5934 2009-09-23 Richard Henderson <rth@redhat.com>
5936 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5937 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5938 static chain passed in memory.
5939 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5940 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5941 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5942 STATIC_CHAIN_REGNUM defined.
5944 * config/picochip/picochip-protos.h: s/class/klass/.
5945 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5946 (picochip_static_chain): New.
5947 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5948 (STATIC_CHAIN_INCOMING): Remove.
5950 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5951 (xtensa_static_chain): New.
5952 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5953 (STATIC_CHAIN_INCOMING): Remove.
5955 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5957 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5958 * config/pa/pa-protos.h (function_value): Remove.
5959 * config/pa/pa.c (pa_function_value): Rename from function_value.
5960 Make static, add 'outgoing' argument.
5961 (TARGET_FUNCTION_VALUE): Define.
5963 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5965 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5966 instead of cfun->machine->is_leaf.
5967 * config/avr/avr.h (machine_function): Remove is_leaf field.
5969 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5972 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5973 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5974 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5975 the same size, prefer DW_OP_stack_value.
5976 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5977 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5979 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5982 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5984 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5987 * cfgexpand.c (convert_debug_memory_address): New.
5988 (expand_debug_expr): Convert base address and offset to the same
5989 mode. Use it to convert addresses to other modes. Accept
5992 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5995 * function.h (types_used_by_vars_hash): Declare new hash table.
5996 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5997 equality and hash function for the hash table.
5998 (types_used_by_cur_var_decl): Declare a new global chained list.
5999 (types_used_by_var_decl_insert): Declare new function.
6000 * function.c (types_used_by_vars_hash): Define the hashtable ...
6001 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
6002 its equality and hash functions.
6003 (hash_types_used_by_vars_entry): New hash helper.
6004 (types_used_by_cur_var_decl): Define the global chained list.
6005 (used_types_insert): Update the list of types used by the global
6006 variable being parsed.
6007 (types_used_by_var_decl_insert): Define new function.
6008 * c-common.h (record_types_used_by_current_var_decl): Declare ...
6009 * c-common.c (record_types_used_by_current_var_decl): ... new
6011 * c-decl.c (finish_decl): Record the types used by the global
6012 variable declaration we've just parsed.
6013 * dwarf2out.c (premark_used_types): Insert a new line between
6014 comment and function.
6015 (premark_used_types_helper): Fix comment.
6016 (premark_types_used_by_global_vars_helper,
6017 premark_types_used_by_global_vars): New functions.
6018 (prune_unused_types): Do not prune types used by global variables.
6020 2009-09-23 Richard Guenther <rguenther@suse.de>
6022 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
6023 produced for bigendian targets with promoted subregs.
6025 2009-09-23 Richard Guenther <rguenther@suse.de>
6027 * value-prof.c (gimple_ic): Purge old EH edges only after building
6030 2009-09-23 Nick Clifton <nickc@redhat.com>
6032 * config/arc/arc.c (arc_trampoline_init): Fix typo.
6034 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6037 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
6040 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
6041 on non-nested functions.
6043 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6044 Jan Hubicka <jh@suse.cz>
6046 * dwarf2out.c (loc_list_plus_const): Only define if
6047 DWARF2_DEBUGGING_INFO.
6048 (address_of_int_loc_descriptor): Likewise.
6051 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
6053 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
6056 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
6057 constant is more than zero.
6059 2009-09-23 Alan Modra <amodra@bigpond.net.au>
6062 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
6063 call final to emit non-scheduled prologue, instead insert at entry.
6065 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6066 Joseph S. Myers <joseph@codesourcery.com>
6068 * doc/install.texi (*-*-freebsd*): Add proper format codes.
6070 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6071 Rafael Avila de Espindola <espindola@google.com>
6073 * gengtype.c (is_file_equal): New function.
6074 (close_output_files): Use is_file_equal. Free of->buf.
6076 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6077 Rafael Avila de Espindola <espindola@google.com>
6079 * gengtype.c (write_types, write_local): Add the output_header
6080 argument. Update all callers.
6082 2009-09-22 Dodji Seketeli <dodji@redhat.com>
6084 * dwarf2out.c (template_parameter_pack_die,
6085 gen_formal_parameter_pack_die ): New functions.
6086 (make_ith_pack_parameter_name): Remove this function.
6087 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
6088 DW_TAG_formal_parameter_pack.
6089 (gen_generic_params_dies): Represent each template parameter pack
6090 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
6091 represented by usual DW_TAG_template_*_parameter DIEs that are
6092 children of the DW_TAG_template_parameter_pack element DIE.
6093 (generic_parameter_die): This doesn't deal with parameter pack
6094 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
6095 of parameter pack DIEs.
6096 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
6097 in certain cases, e.g. for pack elements.
6098 (gen_formal_types_die, gen_decl_die): Adjust usage of
6099 gen_formal_parameter_die.
6100 (gen_subprogram_die): Represent each function parameter pack by a
6101 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
6102 represented by usual DW_TAG_formal_parameter DIEs that are children
6103 of the DW_TAG_formal_parameter_pack DIE. Remove references to
6104 ____builtin_va_alist decls as no part of the compiler uses those
6106 * langhooks.h (struct lang_hooks_for_decls): Add
6107 function_parm_expanded_from_pack_p, get_generic_function_decl
6108 and function_parameter_pack_p hooks. Fix comment for
6109 get_innermost_generic_parms hook.
6110 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
6111 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
6112 macros and use them to initialize lang_hook.
6114 2009-09-22 Richard Henderson <rth@redhat.com>
6116 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
6117 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
6118 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
6119 on TRAMPOLINE_TEMPLATE.
6120 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
6121 TRAMPOLINE_ADJUST_ADDRESS.
6122 * targhooks.c (default_asm_trampoline_template): Remove.
6123 (default_trampoline_adjust_address): Remove.
6124 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
6125 * targhooks.h: Update decls.
6127 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6129 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
6130 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
6131 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
6133 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
6136 * reload1.c (reload): Reset debug insns with pseudos without
6139 2009-09-22 Janis Johnson <janis187@us.ibm.com>
6141 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
6142 unconditional true for decimal float modes.
6143 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
6144 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
6146 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6148 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
6149 Enable a new case for __FreeBSD__ >= 7.
6150 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6151 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
6152 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
6153 and USE_LD_AS_NEEDED.
6155 * doc/install.texi (*-*-freebsd*): Update target information.
6157 2009-09-22 Richard Guenther <rguenther@suse.de>
6160 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
6161 arrays really properly.
6163 2009-09-22 Richard Henderson <rth@redhat.com>
6166 * target.h (struct gcc_target): Add asm_out.trampoline_template,
6167 calls.static_chain, calls.trampoline_init,
6168 calls.trampoline_adjust_address.
6169 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6170 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6171 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6172 * builtins.c (expand_builtin_setjmp_receiver): Use
6173 targetm.calls.static_chain; only clobber registers.
6174 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
6175 set up memory attributes properly for the trampoline block.
6176 (expand_builtin_adjust_trampoline): Use
6177 targetm.calls.trampoline_adjust_address.
6178 * calls.c (prepare_call_address): Add fndecl argument. Use
6179 targetm.calls.static_chain.
6180 * df-scan.c (df_need_static_chain_reg): Remove.
6181 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
6182 consolodate static chain handling.
6183 * doc/tm.texi: Document new hooks.
6184 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
6185 (init_emit_regs): Don't initialize them.
6186 * expr.h (prepare_call_address): Update decl.
6187 * final.c (profile_function): Use targetm.calls.static_chain.
6188 * function.c (expand_function_start): Likewise.
6189 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
6190 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
6191 only clobber registers.
6192 * targhooks.c (default_static_chain): New.
6193 (default_asm_trampoline_template, default_trampoline_init): New.
6194 (default_trampoline_adjust_address): New.
6195 * targhooks.h: Declare them.
6196 * varasm.c (assemble_trampoline_template): Use
6197 targetm.asm_out.trampoline_template. Make the memory block const
6200 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
6201 alpha_initialize_trampoline. Make static. Merge VMS parameter
6202 differences into the TARGET_ABI_OPEN_VMS code block.
6203 (TARGET_TRAMPOLINE_INIT): New.
6204 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
6205 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
6206 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
6207 (INITIALIZE_TRAMPOLINE): Remove.
6209 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
6210 (TRAMPOLINE_TEMPLATE): Merge with ...
6211 (INITIALIZE_TRAMPOLINE): ... this and move ...
6212 * config/arc/arc.c (arc_trampoline_init): ... here.
6213 (TARGET_TRAMPOLINE_INIT): New.
6215 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6216 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6217 (arm_asm_trampoline_template): New.
6218 (arm_trampoline_init, arm_trampoline_adjust_address): New.
6219 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
6220 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
6221 code to arm_asm_trampoline_template.
6222 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
6223 arm_trampoline_adjust_address.
6224 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
6225 adjust for target hook parameters.
6227 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
6230 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
6231 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
6232 (bfin_trampoline_init): Rename from initialize_trampoline;
6233 make static; update for target hook parameters.
6234 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6235 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
6236 bfin_asm_trampoline_template.
6237 (INITIALIZE_TRAMPOLINE): Remove.
6239 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6240 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
6241 cris_trampoline_init): New.
6242 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
6243 cris_asm_trampoline_template.
6244 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
6245 adjust for target hook parameters.
6247 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
6249 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6250 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
6251 fr30_trampoline_init): New.
6252 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
6253 fr30_asm_trampoline_template.
6254 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
6255 adjust for target hook parameters.
6257 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
6258 (frv_trampoline_init): Rename from frv_initialize_trampoline;
6259 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
6260 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
6261 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
6263 * config/h8300/h8300.c (h8300_trampoline_init): New.
6264 (TARGET_TRAMPOLINE_INIT): New.
6265 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
6266 to h8300_trampoline_init and adjust for hook parameters.
6268 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
6269 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
6270 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
6271 make static; adjust for hook parameters.
6272 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
6274 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6275 (TARGET_TRAMPOLINE_INIT): New.
6276 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
6277 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
6278 iq2000_asm_trampoline_template.
6279 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
6280 (TRAMPOLINE_CODE_SIZE): New.
6281 (TRAMPOLINE_SIZE): Use it.
6282 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
6284 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
6285 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
6286 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
6287 adjust for hook parameters.
6288 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
6290 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
6291 (m32r_trampoline_init): New.
6292 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
6293 m32r_trampoline_init.
6295 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
6296 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
6297 make static; update for hook parameters.
6298 * config/m68hc11/m68hc11-protos.h: Update.
6299 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
6301 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6302 (TARGET_TRAMPOLINE_INIT): New.
6303 (mcore_function_value): Fix typo.
6304 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
6305 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
6306 to mcore_asm_trampoline_template.
6307 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
6309 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
6310 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
6311 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
6312 update for hook parameters.
6313 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
6315 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6316 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6317 mips_trampoline_init): New.
6318 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
6319 mips_asm_trampoline_template.
6320 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
6321 update for hook parameters.
6323 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6324 (TARGET_TRAMPOLINE_INIT): New.
6325 (mmix_trampoline_size): Remove.
6326 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
6327 make static. Remove out-of-date tetra vs octa comment.
6328 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
6329 make static; update for hook parameters.
6330 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
6331 (INITIALIZE_TRAMPOLINE): Remove.
6332 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
6333 (TRAMPOLINE_ALIGNMENT): New.
6334 * gcc/config/mmix/mmix-protos.h: Update.
6336 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6337 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6338 mn10300_trampoline_init): New.
6339 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
6340 mn10300_asm_trampoline_template.
6341 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
6343 * config/moxie/moxie.c (moxie_static_chain,
6344 moxie_asm_trampoline_template, moxie_trampoline_init,
6345 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
6346 TARGET_TRAMPOLINE_INIT): New.
6347 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
6348 moxie_trampoline_init.
6349 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
6350 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6352 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6353 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6354 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
6355 pa_trampoline_adjust_address): New.
6356 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
6357 pa_asm_trampoline_template.
6358 (TRAMPOLINE_ALIGNMENT): New.
6359 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
6360 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
6361 adjust for hook parameters.
6362 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
6364 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
6365 (TARGET_TRAMPOLINE_INIT): New.
6366 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
6367 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
6369 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
6371 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
6372 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
6373 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
6374 make static; adjust parameters for the hook.
6375 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
6377 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
6378 s390_trampoline_template; make static.
6379 (s390_trampoline_init): Rename from s390_initialize_trampoline;
6380 make static; adjust for target hook.
6381 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6382 * config/s390/s390-protos.h: Remove trampoline decls.
6383 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
6384 (TRAMPOLINE_TEMPLATE): Remove.
6385 (TRAMPOLINE_ALIGNMENT): New.
6387 * config/score/score-protos.h (score_initialize_trampoline): Remove.
6388 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6389 (TARGET_TRAMPOLINE_INIT): New.
6390 (score_asm_trampoline_template): New.
6391 (score_trampoline_init): Rename from score_initialize_trampoline;
6392 make static; adjust for hook parameters.
6393 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
6394 score[37]_asm_trampoline_template.
6395 (INITIALIZE_TRAMPOLINE): Remove.
6396 * config/score/score3.c (score3_asm_trampoline_template): New.
6397 (score3_trampoline_init): Rename from score3_initialize_trampoline;
6398 adjust for target hook.
6399 * config/score/score7.c (score7_asm_trampoline_template): New.
6400 (score7_trampoline_init): Rename from score7_initialize_trampoline;
6401 adjust for target hook.
6402 * config/score/score3.h, config/score/score7.h: Update.
6404 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
6405 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
6406 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6407 (sh_trampoline_init): Rename from sh_initialize_trampoline;
6408 make static; adjust for target hook parameters.
6409 (sh_trampoline_adjust_address): New.
6410 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
6411 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
6413 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
6414 (sparc32_initialize_trampoline): Rename from
6415 sparc_initialize_trampoline; make static; replace tramp parameter
6416 with m_tramp and update memory accesses.
6417 (sparc64_initialize_trampoline): Similarly.
6418 (sparc_trampoline_init): New.
6419 * config/sparc/sparc-protos.h: Remove trampoline decls.
6420 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
6421 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6423 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6424 (array_to_constant): Make ARR parameter const.
6425 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6426 make static; update for hook parameters.
6427 * config/spu/spu-protos.h: Update decls.
6428 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6430 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6431 from xstormy16_initialize_trampoline; make static; update for
6433 (TARGET_TRAMPOLINE_INIT): New.
6434 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6436 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6437 (TARGET_TRAMPOLINE_INIT): New.
6438 (v850_can_eliminate): Make static.
6439 (v850_asm_trampoline_template, v850_trampoline_init): New.
6440 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6441 v850_asm_trampoline_template.
6442 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6443 and adjust for target hook parameters.
6445 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6446 (TARGET_TRAMPOLINE_INIT): New.
6447 (vax_asm_trampoline_template, vax_trampoline_init): New.
6448 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6449 vax_asm_trampoline_template.
6450 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6452 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6453 (TARGET_TRAMPOLINE_INIT): New.
6454 (xtensa_asm_trampoline_template): Rename from
6455 xtensa_trampoline_template; make static.
6456 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6457 make static; update for hook parameters.
6458 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6459 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6460 (INITIALIZE_TRAMPOLINE): Remove.
6462 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6463 error for nested functions with regparm=3.
6464 (ix86_compute_frame_layout): Adjust frame pointer offset for
6465 ix86_static_chain_on_stack.
6466 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6467 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6468 don't reset to UNITS_PER_WORD.
6469 (ix86_emit_leave): Adjust ix86_cfa_state.
6470 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6471 (ix86_static_chain): New.
6472 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6473 make static; update for target hook parameters; use ix86_static_chain.
6474 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6475 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6476 (INITIALIZE_TRAMPOLINE): Remove.
6477 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6478 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6479 to the end. Add static_chain_on_stack.
6480 (ix86_static_chain_on_stack): New.
6482 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6483 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6484 (m68k_trampoline_init): New.
6485 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6486 m68k_trampoline_init and adjust for hook parameters.
6487 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6488 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6490 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6492 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6493 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6495 * reload1.c (reload): Call wrap_constant when substituting
6496 reg for equiv inside of DEBUG_INSNs.
6499 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6500 add_call_src_coords_attributes, add_high_low_attributes,
6501 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6502 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6503 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6504 when -gdwarf-2 -gstrict-dwarf.
6505 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6506 -gdwarf-[23] -gstrict-dwarf.
6507 (address_of_int_loc_descriptor, loc_descriptor,
6508 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6509 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6510 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6512 2009-09-22 Richard Guenther <rguenther@suse.de>
6514 PR tree-optimization/41428
6515 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6516 (ccp_finalize): Pass it to substitute_and_fold.
6518 2009-09-22 Richard Guenther <rguenther@suse.de>
6520 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6521 (substitute_and_fold): Adjust prototype.
6522 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6523 (simplify_stmt_using_ranges): Likewise.
6524 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6525 (vrp_fold_stmt): New function.
6526 (vrp_finalize): Pass it to substitute_and_fold.
6527 * tree-flow.h (vrp_evaluate_conditional): Remove.
6528 (simplify_stmt_using_ranges): Likewise.
6529 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6530 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6531 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6533 (fold_predicate_in): Move to tree-vrp.c.
6534 (substitute_and_fold): Use the callback instead of calling into
6535 tree-vrp.c functions directly.
6537 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6539 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6540 comparison warning on rs6000.
6543 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6544 GIMPLE_EH_MUST_NOT_THROW cleanup.
6545 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6547 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6550 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6551 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6552 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6553 libSystem which is derived from the gcc 4.2.1 unwinder.
6555 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6558 * varasm.c (default_encode_section_info): Copy TLS model into
6559 sym_ref flags regardless of backend support for TLS, for all
6560 model types except TLS_MODEL_EMULATED.
6562 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6565 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6566 we can handle it correctly.
6568 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6570 * doc/install.texi (os2): Remove section.
6572 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6574 * doc/standards.texi (Objective-C): Adjust two URLs.
6576 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6578 * tree-tailcall.c (process_assignment): Don't check if a
6579 multiplication or an addition are already present.
6580 (find_tail_calls): Combine multiple additions and multiplications.
6581 (adjust_accumulator_values): Emit accumulators.
6583 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6585 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6586 xmm register restore.
6588 2009-09-21 Jan Hubicka <jh@suse.cz>
6590 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6591 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6594 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6596 * stor-layout.c (layout_type): Remove obsolete code.
6598 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6601 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6603 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6606 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6607 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6608 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6609 * fold-const.c (const_binop): Likewise.
6610 * real.h (do_mpc_arg2): Update prototype.
6612 2009-09-20 Jan Hubicka <jh@suse.cz>
6614 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6615 (add_location_or_const_value_attribute): Rewrite using
6617 (tree_add_const_value_attribute): Return true if successful.
6618 (tree_add_const_value_attribute_for_decl): Likewise.
6620 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6621 (loc_descriptor): ... here;
6622 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6623 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6624 pool items that was not marked for output.
6625 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6626 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6627 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6628 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6629 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6630 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6631 DW_OP_stack_value to get address of items that are not available
6633 (dw_loc_list): Handle single element lists correctly.
6635 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6636 Pascal Obry <obry@adacore.com>
6638 * unwind-dw2-fde.c (classify_object_over_fdes):
6639 Cast the constant 1 to _Unwind_Ptr.
6640 (add_fdes): Likewise.
6641 (linear_search_fdes): Likewise.
6643 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6645 * stor-layout.c (set_sizetype): Avoid useless type copy.
6647 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6649 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6651 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6652 * configure, config.in: Regenerate.
6653 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6655 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6656 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6657 for global data if the output could be used in a shared library.
6658 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6659 to 0 if TARGET_WRITABLE_EH_FRAME.
6661 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6663 PR rtl-optimization/39886
6664 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6665 just when insn is equal to BB_END (bb).
6667 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6669 * config/mips/mips.opt (mrelax-pic-calls): New option.
6670 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6672 (mips_unspec_call): Change "unspec_call" expander into this.
6673 (mips_strip_unspec_call): New function.
6674 (mips_got_load): Call mips_unspec_call instead of
6675 gen_unspec_call<mode>.
6676 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6678 (mips_cfg_in_reorg): New function.
6679 (mips16_lay_out_constants): Use it to decide whether to call
6680 CFG-aware insn splitting.
6681 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6682 mips_reorg. Move DF set-up code from here ...
6683 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6685 (mips_reorg): Call mips_df_reorg instead of
6686 r10k_insert_cache_barriers. Move CFG set-up code here from
6687 r10k_insert_cache_barriers.
6688 (mips_call_expr_from_insn): New function.
6689 (mips_pic_call_symbol_from_set): Likewise.
6690 (mips_find_pic_call_symbol): Likewise.
6691 (mips_annotate_pic_call_expr): Likewise.
6692 (mips_get_pic_call_symbol): Likewise.
6693 (mips_annotate_pic_calls): Likewise.
6694 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6696 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6697 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6698 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6700 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6701 (unspec_call<mode>): Remove it.
6702 (sibcall_internal, sibcall_value_internal,
6703 sibcall_value_multiple_internal, call_internal, call_split,
6704 call_value_internal, call_value_split,
6705 call_value_multiple_internal, call_value_multiple_split): Pass
6706 SIZE_OPNO to MIPS_CALL.
6707 (call_internal_direct, call_direct_split,
6708 call_value_internal_direct, call_value_direct_split): Pass -1 as
6709 SIZE_OPNO to MIPS_CALL.
6710 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6711 * configure: Regenerate.
6712 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6713 and -mno-relax-pic-calls.
6714 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6716 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6719 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6720 in the directory this rule is called from, rather than the
6721 toplevel 'gcc' directory, to fix in-tree build.
6723 2009-09-19 Chris Demetriou <cgd@google.com>
6725 PR preprocessor/28435:
6726 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6727 to cpplib that the preprocessor output is needed.
6729 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6731 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6732 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6733 *return_and_restore_fpregs_<mode>,
6734 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6737 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6738 instead of assuming it has always a REG inside of it.
6740 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6742 * config/freebsd.h: Update comment on types.
6743 (WINT_TYPE): Define.
6745 2009-09-18 Jason Merrill <jason@redhat.com>
6747 * c.opt: Add -fno-deduce-init-list.
6749 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6751 * value-prof.c (interesting_stringop_to_profile_p): Added output
6752 argument to indicate which parameter is the size parameter.
6753 * value-prof.c (gimple_stringop_fixed_value): Use
6754 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6755 * value-prof.c (gimple_stringops_transform): Update call sites to
6756 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6758 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6761 From David Binderman <dcb314@hotmail.com>:
6762 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6763 local variable f. Remove stale comments.
6764 (ix86_compute_frame_layout): Remove useless local variable total_size.
6765 Remove #if 0'd code.
6766 (legitimate_address_p): Remove useless local variables
6767 reason_rtx and reason.
6768 (ix86_split_copysign_const): Remove useless local variable op1.
6769 (scale_counter): Remove useless local variable piece_size_mask.
6771 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6773 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6776 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6779 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6781 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6783 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6786 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6788 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6789 DW_OP_implicit_value even without dwarf_version 4.
6791 2009-09-17 Jan Hubicka <jh@suse.cz>
6793 * dwarf2out.c: Include tree-pass.h and gimple.h.
6794 (loc_list_plus_const): New function.
6795 (loc_descriptor_from_tree_1): Rename to ...
6796 (loc_descriptor_from_tree): ... remove original.
6797 (loc_list_from_tree): New function.
6798 (add_AT_location_description): Accept location list.
6799 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6800 (concatn_mem_loc_descriptor): Remove.
6801 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6803 (secname_for_decl): Move up.
6804 (hidden_reference_p): New function; break out from ...
6805 (loc_by_refernece): ... here; move up.
6806 (dw_loc_list): New function.
6807 (single_element_loc_list): New function.
6808 (single_element_loc_list_p): New function.
6809 (add_loc_descr_to_each): New function.
6810 (add_loc_list): New function.
6811 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6812 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6813 add diagnostics why expansion failed.
6814 (add_location_or_const_value_attribute): Support location lists.
6815 (add_bound_info): Likewise.
6816 (descr_info_loc): Update call of loc_descriptor_from_tree.
6817 (gen_variable_die): Work on location lists.
6818 * final.c (pass_final): Add dump file.
6819 * Makefile.in (dwarf2out.o): Add new dependencies.
6821 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6824 * real.c decimal_from_integer, decimal_integer_string): New.
6825 (real_from_integer): Use them as special case for decimal float.
6826 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6827 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6828 Do not append zero after the decimal point in string to convert.
6830 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6832 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6833 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6835 2009-09-17 Martin Jambor <mjambor@suse.cz>
6837 * common.opt (fipa-sra): New switch.
6838 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6839 * timevar.def (TV_IPA_SRA): New timevar.
6840 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6841 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6842 * tree-sra.c: Include cgraph.c.
6843 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6844 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6845 and grp_not_necessarilly_dereferenced.
6846 (func_param_count): New variable.
6847 (encountered_apply_args): New variable.
6848 (bb_dereferences): New variable.
6849 (final_bbs): New variable.
6850 (no_accesses_representant): New variable.
6851 (no_accesses_p): New function.
6852 (dump_access): Dump the new fields.
6853 (sra_initialize): Set encountered_apply_args to false.
6854 (get_ssa_base_param): New function.
6855 (mark_parm_dereference): New function.
6856 (create_access): Caring for INIDRECT_REFs and different handling of
6857 varialble length accesses in early IPA SRA. Store the stmt - a new
6858 parameter - to the new access.
6859 (build_access_from_expr_1): New parameter stmt, passed to
6860 create_access. Handle INDIRECT_REFs.
6861 (build_access_from_expr): Pass the current statement to
6862 build_access_from_expr_1.
6863 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6865 (build_accesses_from_assign): Pass the current statement to
6866 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6867 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6868 final_bbs when necessary. Check for calls to __builtin_apply_args.
6869 Fixup EH info if anythng was changed.
6870 (is_unused_scalar_param): New function.
6871 (ptr_parm_has_direct_uses): New function.
6872 (find_param_candidates): New function.
6873 (mark_maybe_modified): New function.
6874 (analyze_modified_params): New function.
6875 (propagate_dereference_distances): New function.
6876 (dump_dereferences_table): New function.
6877 (analyze_caller_dereference_legality): New function.
6878 (unmodified_by_ref_scalar_representative): New function.
6879 (splice_param_accesses): New function.
6880 (decide_one_param_reduction): New function.
6881 (enum ipa_splicing_result): New type.
6882 (splice_all_param_accesses): New function.
6883 (get_param_index): New function.
6884 (turn_representatives_into_adjustments): New function.
6885 (analyze_all_param_acesses): New function.
6886 (get_replaced_param_substitute): New function.
6887 (get_adjustment_for_base): New function.
6888 (replace_removed_params_ssa_names): New function.
6889 (sra_ipa_reset_debug_stmts): New function.
6890 (sra_ipa_modify_expr): New function.
6891 (sra_ipa_modify_assign): New function.
6892 (convert_callers): New function.
6893 (modify_function): New function.
6894 (ipa_sra_preliminary_function_checks): New function.
6895 (ipa_early_sra): New function.
6896 (ipa_early_sra_gate): New function.
6897 (pass_early_ipa_sra): New variable.
6898 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6900 2009-09-17 Michael Matz <matz@suse.de>
6903 * tree.c (build_type_attribute_qual_variant): Export.
6904 * tree.h (build_type_attribute_qual_variant): Declare.
6905 * tree-inline.c (remap_type_1): Use it to build variants with
6906 the original qualifiers and attributes.
6908 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6910 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6911 without a fallthrough edge.
6913 2009-09-16 DJ Delorie <dj@redhat.com>
6915 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6916 chip and ignore the "fast_interrupt" attribute if so.
6918 2009-09-16 Richard Henderson <rth@redhat.com>
6921 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6924 2009-09-16 Richard Henderson <rth@redhat.com>
6927 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6928 is set only if DECL_NO_STATIC_CHAIN is unset.
6929 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6930 (FOR_EACH_NEST_INFO): New.
6931 (walk_all_functions): Use it.
6932 (finalize_nesting_tree): Likewise.
6933 (unnest_nesting_tree): Likewise.
6934 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6935 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6936 (convert_gimple_call): Early out if gimple_call_chain already set.
6937 (convert_all_function_calls): Iterate until no new functions
6938 require a static chain.
6939 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6940 when building a trampoline. Use dump_function_to_file instead
6942 (lower_nested_functions): Open dump_file. Validate that decls
6943 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6944 bit reset by this pass.
6946 2009-09-16 Michael Matz <matz@suse.de>
6949 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6950 shorten decl_common_unused.
6951 (DECL_RESTRICTED_P): New accessor.
6952 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6953 to disambiguate marked decls and restrict pointers.
6955 2009-09-16 Richard Henderson <rth@redhat.com>
6958 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6960 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6962 * integrate.c (set_block_abstract_flags): Call
6963 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6965 2009-09-16 Richard Guenther <rguenther@suse.de>
6968 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6971 2009-09-16 DJ Delorie <dj@redhat.com>
6972 Kaz Kojima <kkojima@gcc.gnu.org>
6974 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6975 (sh_expand_prologue): Update calls to output_stack_adjust.
6976 (sh_expand_epilogue): Likewise.
6978 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6981 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6982 trying to limit the extent of searches in the insn stream.
6984 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6985 Jakub Jelinek <jakub@redhat.com>
6989 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6991 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6992 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6993 (rs6000_savres_strategy): Always save FP registers inline if the
6994 target doesn't support hardware double-precision. Set the above
6995 bits in return value when needed.
6996 (rs6000_savres_routine_sym): Fix computation for cache selector.
6997 Mark the generated symbol as a function. Rename exitp argument to
6998 lr. Move code for determining the name of the symbol...
6999 (rs6000_savres_routine_name): ...here. New function. Add cases for
7000 getting the names right on AIX and 64-bit Linux.
7001 (savres_routine_name): New variable.
7002 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
7003 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
7004 on what the target routine uses as a base register. If savep && lr
7005 describe saving of r0 into memory slot.
7006 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
7007 line calls for AIX ABI.
7008 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
7009 determine FP save/restore functions.
7010 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
7011 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
7013 (rs6000_emit_epilogue): Adjust computation of restore_lr.
7014 Duplicate restoration of LR and execute the appropriate one
7015 depending on whether GPRs are being restored inline. Set r11 from
7016 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
7017 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
7018 Fix out of line calls for AIX ABI.
7019 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
7021 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
7023 (*restore_gpregs_spe): Likewise.
7024 (*return_and_restore_gpregs_spe): Likewise.
7025 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7026 Define to empty string unconditionally.
7027 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7028 Define to empty string unconditionally.
7029 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
7032 2009-09-15 Jan Hubicka <jh@suse.cz>
7034 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
7035 * params.def (inline-insns-auto): Likewise.
7037 2009-09-15 Martin Jambor <mjambor@suse.cz>
7039 * ipa-inline.c (estimate_function_body_sizes): Dump info about
7040 individual statements only at TDF_DETAILS dump level. Format
7041 source for 80 characters per line.
7043 2009-09-15 Christian Bruel <christian.bruel@st.com>
7045 * regrename.c (do_replace): Update REG_DEAD notes.
7047 2009-09-15 Revital Eres <eres@il.ibm.com>
7049 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
7050 * targhooks.c (default_builtin_support_vector_misalignment):
7051 New builtin function.
7052 * targhooks.h (default_builtin_support_vector_misalignment):
7054 * target.h (builtin_support_vector_misalignment):
7055 New field in struct gcc_target.
7056 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
7057 new builtin function.
7058 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
7060 * config/rs6000/rs6000.c
7061 (rs6000_builtin_support_vector_misalignment): New function.
7062 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
7064 2009-09-15 Jie Zhang <jie.zhang@analog.com>
7066 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
7068 (bfin_optimize_loop): Likewise.
7069 (bfin_gen_bundles): Likewise.
7070 (workaround_speculation): Likewise.
7071 (find_load): Return NULL_RTX for debug_insn.
7073 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
7075 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
7078 2009-09-14 DJ Delorie <dj@redhat.com>
7080 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
7081 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
7084 2009-09-14 Richard Henderson <rth@redhat.com>
7085 Jakub Jelinek <jakub@redhat.com>
7087 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
7088 * cfgbuild.c (make_edges): Handle asm goto.
7089 * cfglayout.c (fixup_reorder_chain): Likewise.
7090 * cfgrtl.c (patch_jump_insn): Likewise.
7091 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
7092 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
7093 (gimple_build_asm_vec): Add and use labels parameter.
7094 (gimple_build_asm): Remove.
7095 (walk_gimple_asm): Walk labels too.
7096 * gimple.def (GIMPLE_ASM): Update docs.
7097 * gimple.h: Update decls.
7098 (struct gimple_statement_asm): Change nc to use unsigned char;
7100 (gimple_asm_nlabels): New.
7101 (gimple_asm_label_op, gimple_asm_set_label_op): New.
7102 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
7103 into gimple_build_asm_vec.
7104 * jump.c (mark_jump_label_asm): New.
7105 (mark_jump_label): Use it.
7106 (redirect_jump_1): Handle asm goto.
7107 (invert_jump_1): Soft fail if X is null.
7108 * recog.c (extract_asm_operands): New.
7109 (asm_noperands): Use it; handle asm labels.
7110 (decode_asm_operands): Use extract_asm_operands.
7111 (asm_operand_ok): Properly handle empty string.
7112 * reg-stack.c (get_asm_operands_in_out): Rename from
7113 get_asm_operand_n_inputs; use extract_asm_operands; return both
7114 inputs and outputs by reference; update all callers.
7115 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
7116 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
7117 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
7118 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
7119 (extract_asm_operands): Declare.
7120 * stmt.c (expand_asm_operands): Add and use labels parameter.
7121 (check_unique_operand_names): Likewise.
7122 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
7123 (expand_asm_stmt): Handle asm labels.
7124 * tree-cfg.c (make_gimple_asm_edges): New.
7125 (make_edges): Use it.
7126 (cleanup_dead_labels): Handle asm labels.
7127 (is_ctrl_altering_stmt): Likewise.
7128 (gimple_redirect_edge_and_branch): Likewise.
7129 * tree.def (ASM_EXPR): Add 5th operand.
7130 * tree.h (ASM_LABELS): New.
7131 (resolve_asm_operand_names): Update decl.
7133 * c-parser.c (c_parser_asm_statement): Parse asm goto.
7134 (c_parser_asm_goto_operands): New.
7135 * c-tree.h (build_asm_expr): Update decl.
7136 * c-typeck.c (build_asm_expr): Add and use labels parameter.
7137 * doc/extend.texi: Document asm goto.
7139 2009-09-14 Richard Henderson <rth@redhat.com>
7141 * except.h: Update declarations.
7142 (struct pointer_map_t): Forward declare.
7143 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
7144 (struct eh_landing_pad_d, eh_landing_pad): New.
7145 (struct eh_catch_d, eh_catch): New.
7146 (struct eh_region_d): Remove next_region_sharing_label, aka,
7147 label, tree_label, landing_pad, post_landing_pad, resume,
7148 may_contain_throw. Rename region_number to index. Remove
7149 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
7150 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
7151 (VEC(eh_landing_pad,gc)): New.
7152 (struct eh_status): Remove last_region_number. Add lp_array,
7153 throw_stmt_table, ttype_data, ehspec_data.
7154 (ehr_next, FOR_ALL_EH_REGION_AT): New.
7155 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
7156 * except.c (lang_protect_cleanup_actions): Return tree.
7157 (struct ehl_map_entry): Remove.
7158 (init_eh_for_function): Push zero entries for region and lp_array.
7159 (gen_eh_region): Add to region_array immediately.
7160 (gen_eh_region_catch): Operate on eh_catch objects.
7161 (gen_eh_landing_pad): New.
7162 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
7163 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
7164 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
7165 (get_eh_landing_pad_from_number_fn): New.
7166 (get_eh_landing_pad_from_number): New.
7167 (get_eh_region_from_lp_number_fn): New.
7168 (get_eh_region_from_lp_number): New.
7169 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
7170 (get_exception_pointer, get_exception_filter): Remove.
7171 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
7172 (current_function_has_exception_handlers): Simplify.
7173 (bring_to_root, eh_region_replaceable_by_p): Remove.
7174 (replace_region, hash_type_list, hash_eh_region): Remove.
7175 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
7176 (label_to_region_map, num_eh_regions): Remove.
7177 (get_next_region_sharing_label, must_not_throw_labels): Remove.
7178 (find_exception_handler_labels): Remove.
7179 (duplicate_eh_regions_0, find_prev_try): Remove.
7180 (struct duplicate_eh_regions_data): New.
7181 (duplicate_eh_regions_1): Rewrite.
7182 (duplicate_eh_regions): Return a pointer map instead of an
7184 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
7185 (redirect_eh_edge_to_label): Remove.
7186 (eh_region_outermost): Rewrite using eh_region pointers
7187 instead of integers.
7188 (add_ttypes_entry): Update for ttype_data move to eh_status.
7189 (add_ehspec_entry): Rewrite with VEC instead of varray.
7190 (assign_filter_values): Likewise. Export.
7191 (build_post_landing_pads, connect_post_landing_pads): Remove.
7192 (dw2_build_landing_pads): Rewrite to use lp_array.
7193 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
7194 (sjlj_assign_call_site_values): Rewrite to use lp_array.
7195 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
7196 (sjlj_mark_call_sites): Update for landing pad numbers.
7197 (finish_eh_generation): Rewrite.
7198 (gate_handle_eh): Do nothing for no eh tree.
7199 (pass_rtl_eh): Move up near finish_eh_generation.
7200 (remove_eh_landing_pad): New.
7201 (remove_eh_handler): Export.
7202 (remove_eh_region, remove_eh_handler_and_replace): Remove.
7203 (for_each_eh_label): Rewrite to use lp_array.
7204 (make_reg_eh_region_note): New.
7205 (make_reg_eh_region_note_nothrow_nononlocal): New.
7206 (insn_could_throw_p): New.
7207 (copy_reg_eh_region_note_forward): New.
7208 (copy_reg_eh_region_note_backward): New.
7209 (check_handled, add_reachable_handler): Remove.
7210 (reachable_next_level, foreach_reachable_handler): Remove.
7211 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
7212 (get_eh_region_and_lp_from_rtx): New.
7213 (get_eh_region_from_rtx): New.
7214 (can_throw_internal_1, can_throw_external_1): Remove.
7215 (can_throw_internal): Use get_eh_region_from_rtx.
7216 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
7217 (insn_nothrow_p, can_nonlocal_goto): New.
7218 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
7219 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
7220 (add_action_record): Use VEC not varray.
7221 (collect_one_action_chain): Update for eh_region changes.
7222 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
7223 Use get_eh_region_and_lp_from_rtx.
7224 (gate_convert_to_eh_region_ranges): New.
7225 (pass_convert_to_eh_region_ranges): Use it.
7226 (push_uleb128, push_sleb128): Use VEC not varray.
7227 (output_one_function_exception_table): Likewise.
7228 (dump_eh_tree): Update for eh_region changes.
7229 (verify_eh_tree): Likewise.
7230 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
7231 * tree-eh.c: Include target.h.
7232 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
7233 Don't disallow GIMPLE_RESX; adjust argument check.
7234 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
7235 (record_stmt_eh_region): Update for landing pad numbers;
7236 generate a landing pad if necessary.
7237 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
7238 (remove_stmt_from_eh_lp_fn): Similarly.
7239 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
7240 Update for lp numbers; don't special case missing throw_stmt_table.
7241 (lookup_expr_eh_lp): Similarly.
7242 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
7243 (eh_seq, eh_region_may_contain_throw): New.
7244 (struct leh_state): Add ehp_region.
7245 (struct leh_tf_state): Remove eh_label.
7246 (emit_post_landing_pad): New.
7247 (emit_resx, emit_eh_dispatch): New.
7248 (note_eh_region_may_contain_throw): New.
7249 (frob_into_branch_around): Take eh_region not eh label;
7250 emit eh code into eh_seq.
7251 (honor_protect_cleanup_actions): Early exit for no actions. Don't
7252 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
7253 lower_eh_must_not_throw. Emit code to eh_seq.
7254 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
7255 (lower_try_finally_onedest): Likewise.
7256 (lower_try_finally_copy): Likewise.
7257 (lower_try_finally_switch): Likewise.
7258 (lower_try_finally): Initialize ehp_region.
7259 (lower_catch): Update for eh_catch objects.
7260 (lower_eh_filter): Don't handle must_not_throw.
7261 (lower_eh_must_not_throw): New.
7262 (lower_cleanup): Don't set eh_label.
7263 (lower_eh_constructs_2): Resolve eh builtins.
7264 Handle GIMPLE_EH_MUST_NOT_THROW.
7265 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
7266 Add eh_seq to the end of the function body.
7267 (make_eh_dispatch_edges): New.
7268 (make_eh_edge): Remove.
7269 (make_eh_edges): Simplify for landing pads.
7270 (redirect_eh_edge_1): New.
7271 (redirect_eh_edge): Use it.
7272 (redirect_eh_dispatch_edge): New.
7273 (stmt_could_throw_p): Use a switch. Allow RESX.
7274 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
7275 (stmt_can_throw_internal): Likewise.
7276 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
7277 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
7278 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
7279 (gate_refactor_eh): New.
7280 (pass_refactor_eh): Use it.
7281 (lower_resx, execute_lower_resx, pass_lower_resx): New.
7282 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
7283 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
7284 (remove_unreachable_handlers): Rename from
7285 tree_remove_unreachable_handlers; rewrite for landing pads;
7286 call remove_eh_handler directly.
7287 (remove_unreachable_handlers_no_lp): New.
7288 (unsplit_eh, unsplit_all_eh): New.
7289 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
7290 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
7291 (cleanup_empty_eh_unsplit): New.
7292 (cleanup_empty_eh): Rewrite.
7293 (cleanup_all_empty_eh): New.
7294 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
7295 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
7296 (gate_cleanup_eh): New.
7297 (pass_cleanup_eh): Use it.
7298 (verify_eh_edges): Move later in file. Expect one EH edge.
7299 (verify_eh_dispatch_edge): New.
7301 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
7302 (gtype-desc.o): Add TARGET_H.
7303 (tree.o): Use EXCEPT_H, not except.h.
7304 (cfgbuild.o): Add EXPR_H.
7305 (GTFILES): Add vecprim.h.
7306 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
7307 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
7308 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
7309 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
7310 * calls.c (emit_call_1): Use make_reg_eh_region_note.
7311 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
7312 calls to can_throw_internal.
7313 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
7314 (make_edges): Don't handle RESX; use can_nonlocal_goto.
7315 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
7316 (expand_gimple_stmt): Use make_reg_eh_region_note.
7317 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
7318 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
7319 or find_exception_handler_labels.
7320 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
7321 there is exacly one EH edge. Use can_nonlocal_goto and
7323 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
7324 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
7325 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
7326 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
7327 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
7328 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
7329 * dse.c (scan_insn): Use insn_could_throw_p.
7330 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
7331 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
7332 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
7333 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
7334 EXC_PTR_EXPR or FILTER_EXPR.
7335 (tree_expr_nonzero_warnv_p): Likewise.
7336 * function.h: Include vecprim.h, not varray.h
7337 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
7338 move ttype_data and ehspec_data members to struct eh_status; change
7339 action_record_data member to a VEC.
7340 * gcse.c (hash_scan_set): Use can_throw_internal.
7341 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
7342 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
7343 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7344 (block_may_fallthru): Don't handle RESX_EXPR.
7345 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
7346 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
7347 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
7348 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
7349 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
7350 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
7351 (gimple_size): Likewise.
7352 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
7353 (gimple_build_resx): Use gimple_build_with_ops.
7354 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
7355 (is_gimple_val): Likewise.
7356 (is_gimple_stmt): Remove RESX_EXPR.
7357 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
7358 (GIMPLE_RESX): Reorder with other EH constructs.
7359 * gimple.h (struct gimple_statement_eh_mnt): New.
7360 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
7361 (gimple_eh_filter_must_not_throw): Remove.
7362 (gimple_eh_filter_set_must_not_throw): Remove.
7363 (gimple_eh_must_not_throw_fndecl): New.
7364 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
7365 (is_gimple_resx): New.
7366 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
7367 Don't copy EH_FILTER_MUST_NOT_THROW.
7368 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
7369 * ipa-inline.c (estimate_function_body_sizes): Don't try to
7370 handle must_not_throw_labels specially.
7371 * ipa-pure-const.c (check_call): Update debug statement for LP.
7372 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
7373 * ipa-utils.c (get_base_var): Likewise.
7374 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
7375 * lower-subreg.c (move_eh_region_note): Remove.
7376 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
7377 * omp-low.c (new_omp_context): Update for eh_lp_nr.
7378 (create_task_copyfn): Likewise.
7379 (maybe_catch_exception): Use gimple_build_eh_filter.
7380 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
7381 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
7382 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
7383 and pass_lower_resx.
7384 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
7385 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
7386 can_throw_internal, can_nonlocal_goto.
7387 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
7388 copy_reg_eh_region_note_forward.
7389 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
7390 (emit_output_reload_insns): Likewise.
7391 (copy_eh_notes): Remove.
7392 * rtl.def (RESX): Remove.
7393 * rtl.h: Update declarations.
7394 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
7395 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
7396 (update_eh_label): Remove.
7397 (cleanup_dead_labels_eh): New.
7398 (cleanup_deal_labels): Use it instead of update_eh_label.
7399 (gimple_merge_blocks): Update landing pad data structure when
7400 removing a landing pad label.
7401 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
7402 test; handle GIMPLE_EH_MUST_NOT_THROW.
7403 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
7404 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
7405 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
7406 (verify_stmt): Likewise. Verify landing pads.
7407 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
7408 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
7409 (struct move_stmt_d): Add eh_map.
7410 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
7411 (move_stmt_r): Remap eh region numbers in builtin calls,
7412 resx and eh_dispatch.
7413 (move_block_to_fn): Remove eh_offset parameter. Use
7414 maybe_duplicate_eh_stmt_fn.
7415 (find_outermost_region_in_block): Operate on eh_region pointers
7416 instead of region numbers.
7417 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
7418 duplicate_eh_regions.
7419 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
7420 test earlier. Disallow EH landing pads.
7421 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7422 * tree-flow.h: Update declarations.
7423 (struct tree_ann_common_d): Replace rn with lp_nr.
7424 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7425 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7426 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7427 resx and eh_dispatch.
7428 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7429 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7430 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7431 from duplicate_eh_regions.
7432 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7433 update RESX; handle EH_DISPATCH.
7434 (expand_call_inline): Set eh_lp_nr, not eh_region.
7435 (maybe_inline_call_in_expr): Likewise.
7436 * tree-inline.h (struct copy_body_data): Replace eh_region with
7437 eh_lp_nr, eh_region_offset with eh_map.
7438 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7439 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7440 * tree-pretty-print.c (dump_generic_node): Don't handle
7441 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7442 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7443 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7444 EXC_PTR_EXPR, FILTER_EXPR.
7445 * tree-ssa-operands.c (get_expr_operands): Likewise.
7446 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7447 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7448 (ao_ref_init_from_vn_reference): Likewise.
7449 * tree-ssa-sink.c (statement_sink_location): Likewise.
7450 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7451 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7452 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7453 EXC_PTR_EXPR, FILTER_EXPR.
7454 (is_exception_related): Remove.
7455 (compute_avail): Don't call it.
7456 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7457 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7458 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7459 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7461 (build_resx): Remove.
7462 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7463 * tree.h: Update declarations.
7464 (EH_FILTER_MUST_NOT_THROW): Remove.
7465 (struct tree_label_decl): Add eh_landing_pad_nr.
7466 (EH_LANDING_PAD_NR): New.
7467 * value-prof.c (gimple_ic): Tidy variable names. Update for
7468 landing pad numbers.
7469 (gimple_stringop_fixed_value): Tidy variable names. Assert
7470 that neither call stmt can throw.
7471 * vecprim.h (uchar): New.
7472 (VEC(uchar,heap), VEC(uchar,gc)): New.
7474 * c-common.c (c_define_builtins): Update call to
7475 build_common_builtin_nodes.
7476 * c-parser.c (c_parse_file): Don't call
7477 default_init_unwind_resume_libfunc.
7479 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7481 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7482 (mips_cprestore_address_p): Likewise.
7483 (mips_save_gp_to_cprestore_slot): Likewise.
7484 (mips_restore_gp): Rename to...
7485 (mips_restore_gp_from_cprestore_slot): ...this.
7486 (mips_must_initialize_gp_p): Declare.
7487 (mips_emit_save_slot_move): Likewise.
7488 (mips_output_load_label): Return nothing.
7489 (mips_eh_uses): Declare.
7490 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7491 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7492 (TARGET_ABSOLUTE_JUMPS): Likewise.
7493 (EH_USES): Likewise.
7494 (FIRST_PSEUDO_REGISTER): Update comment.
7495 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7496 (MIPS_CALL): ...here.
7497 (REGISTER_NAMES): Add $cprestore.
7498 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7499 Add load_label_length, has_inflexible_gp_insn_p,
7500 has_flexible_gp_insn_p, must_initialize_gp_p and
7501 must_restore_gp_when_clobbered_p.
7502 (mips_expand_call): Don't generate split instructions here.
7503 (mips_split_call): Update the call to mips_restore_gp after
7504 the above name change.
7505 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7506 (mips_find_gp_ref): New function.
7507 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7508 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7509 (mips_insn_has_flexible_gp_ref_p): Likewise.
7510 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7511 (mips_function_has_gp_insn): Delete.
7512 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7513 Use the new functions above. Only return INVALID_REGNUM
7514 for TARGET_ABSOLUTE_JUMPS.
7515 (mips_must_initialize_gp_p): New function.
7516 (mips_get_cprestore_base_and_offset): New function, extracted from...
7517 (mips_cprestore_slot): ...here. Take a bool parameter.
7518 (mips_cfun_has_cprestore_slot_p): New function.
7519 (mips_cprestore_address_p): Likewise.
7520 (mips_save_gp_to_cprestore_slot): Likewise.
7521 (mips_restore_gp): Rename to...
7522 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7523 epilogue_completed. Update the call to mips_cprestore_slot.
7524 Test cfun->machine->must_restore_gp_when_clobbered_p.
7525 (mips_direct_save_slot_move_p): New function.
7526 (mips_emit_save_slot_move): Likewise.
7527 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7528 of cfun->machine->global_pointer.
7529 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7530 (mips_save_reg): Use mips_emit_save_slot_move.
7531 (mips_expand_prologue): Set must_initialize_gp_p.
7532 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7533 for all cprestore saves. Emit a use_cprestore instruction after
7534 setting up the cprestore slot.
7535 (mips_restore_reg): Use mips_emit_save_slot_move.
7536 (mips_process_load_label): New function.
7537 (mips_load_label_length): Likewise.
7538 (mips_output_load_label): Don't return asm: output it here instead.
7539 Use mips_process_load_label.
7540 (mips_adjust_insn_length): Adjust the length of branch instructions
7541 that have length MAX_PIC_BRANCH_LENGTH.
7542 (mips_output_conditional_branch): Update the call to
7543 mips_output_load_label. Assume the branch target is OPERANDS[0]
7544 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7545 (mips_output_order_conditional_branch): Swap the meaning of
7546 OPERANDS[0] and OPERANDS[1].
7547 (mips_variable_issue): Don't count ghost instructions.
7548 (mips_expand_ghost_gp_insns): New function.
7549 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7550 (mips_output_mi_thunk): Set must_initialize_gp_p.
7551 (mips_eh_uses): New function.
7552 * config/mips/predicates.md (cprestore_save_slot_operand)
7553 (cprestore_load_slot_operand): New predicates.
7554 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7555 (UNSPEC_MOVE_GP): Likewise.
7556 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7557 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7558 (CPRESTORE_SLOT_REGNUM): New register.
7559 (MAX_PIC_BRANCH_LENGTH): New constant.
7560 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7561 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7562 branches. Fix commentary.
7563 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7564 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7565 Change type to "ghost".
7566 (loadgp_absolute_<mode>): Likewise.
7567 (loadgp_rtp_<mode>): Likewise.
7568 (copygp_mips16): Likewise.
7569 (loadgp_blockage): Remove redundant mode attribute.
7570 (potential_cprestore): New instruction.
7571 (cprestore): Turn into an unspec set.
7572 (use_cprestore): New instruction.
7573 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7574 (*branch_fp_inverted): Likewise.
7575 (*branch_order<mode>): Likewise.
7576 (*branch_order<mode>_inverted): Likewise.
7577 (*branch_equality<mode>): Likewise.
7578 (*branch_equality<mode>_inverted): Likewise.
7579 (*branch_bit<bbv><mode>): Likewise.
7580 (*branch_bit<bbv><mode>_inverted): Likewise.
7581 (*branch_equality<mode>_mips16): Remove redundant mode.
7582 (jump): Turn into a define_expand.
7583 (*jump_absolute): New instruction.
7584 (*jump_pic): Likewise.
7585 (*jump_mips16): Rename previously-unnamed pattern. Remove
7586 redundant mode attribute.
7587 (restore_gp): Split on epilogue_completed rather than
7588 reload_completed. Change type to "ghost".
7589 (move_gp<mode>): New instruction.
7590 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7591 Remove redundant mode attribute.
7592 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7593 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7594 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7596 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7599 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7600 are returned in the same register (vs34 or v2) that Altivec vector
7601 types are returned in.
7602 (rs6000_libcall_value): Ditto.
7605 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7606 instead of explicit addsi3/adddi3 calls.
7607 (rs6000_split_multireg_move): Ditto.
7608 (rs6000_emit_allocate_stack): Ditto.
7609 (rs6000_emit_prologue): Ditto.
7610 (rs6000_output_mi_thunk): Ditto.
7612 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7613 size is 64 bits if we can use 64-bit registers.
7615 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7617 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7620 From Jie Zhang <jie.zhang@analog.com>:
7621 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7622 save FP and RETS with saveall attribute.
7623 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7624 with saveall attribute.
7626 * config/bfin/bfin.c (bfin_expand_builtin,
7627 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7630 From Jie Zhang <jie.zhang@analog.com>:
7631 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7632 before use in two places.
7633 * config/bfin/bfin.md (AREG): Define mode iterator.
7634 (reload_in, reload_out): Use mode iterator AREG.
7636 2009-09-14 Richard Guenther <rguenther@suse.de>
7639 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7640 EH personality path.
7642 2009-09-13 Richard Guenther <rguenther@suse.de>
7643 Rafael Avila de Espindola <espindola@google.com>
7645 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7646 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7647 (LANG_HOOKS_INITIALIZER): Adjust.
7648 (lhd_pass_through_t): Declare.
7649 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7651 * langhooks.c (lhd_pass_through_t): New function.
7652 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7653 dwarf2out_begin_prologue): Use personality from current_function_decl.
7654 * expr.h (get_personality_function): Declare.
7655 * expr.c (get_personality_function): New function.
7656 (build_personality_function): Likewise.
7657 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7658 (eh_personality_libfunc): Remove.
7659 * optabs.c (build_libfunc_function): New function split out from ...
7660 (init_one_libfunc): ... here.
7661 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7662 (tree_function_decl): Add personality.
7663 (lhd_gcc_personality): Declare.
7664 (build_personality_function): Likewise.
7665 * tree.c (gcc_eh_personality_decl): New.
7666 (lhd_gcc_personality): New function.
7667 * except.h (lang_eh_runtime_type): Remove.
7668 (enum eh_personality_kind): New.
7669 (build_personality_function): Declare.
7670 (function_needs_eh_personality): Declare.
7671 * except.c (lang_eh_runtime_type): Remove.
7672 (function_needs_eh_personality): New function.
7673 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7674 (sjlj_emit_function_enter, output_function_exception_table):
7675 Use personality from current_function_decl.
7676 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7677 * tree-inline.c (tree_can_inline_p): Do not inline across different
7679 (expand_call_inline): Likewise. Adjust the callers EH personality.
7680 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7681 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7682 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7683 (c-parser.o): Likewise
7684 * c-tree.h (c_eh_initialized_p): Remove.
7685 (c_maybe_initialize_eh): Likewise.
7686 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7687 (finish_decl): Don't call c_maybe_initialize_eh.
7688 (c_eh_initialized_p): Remove.
7689 (c_maybe_initialize_eh): Likewise.
7690 * c-parser.c (c_parser_omp_construct): Likewise.
7691 (c_parse_file): Initialize exception handling.
7693 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7695 * config.gcc (tm_file): Remove i386/biarch32.h
7696 for i?86-w64-mingw* case.
7697 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7699 * config.host: Set for x64 mingw the option
7700 use_long_long_for_widest_fast_int to yes.
7702 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7704 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7705 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7706 (dbxout_begin_function): Likewise.
7707 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7708 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7709 set on the function.
7710 (final_end_function): Likewise.
7711 (final_scan_insn): Likewise.
7712 (rest_of_handle_final): Likewise.
7713 * varasm.c (assemble_start_function): Likewise.
7714 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7716 2009-09-12 Jason Merrill <jason@redhat.com>
7718 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7719 * opts.c (common_handle_option): constify.
7721 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7723 * doc/install.texi (avr): Remove obsolete reference site.
7725 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7727 * doc/install.texi (Binaries): Adjust AIX link.
7729 2009-09-12 Akim Demaille <demaille@gostai.com>
7731 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7732 Use an imperative sentence.
7734 2009-09-11 Richard Henderson <rth@redhat.com>
7736 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7737 structure-name and has-tree-operands arguments; update all entries.
7738 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7740 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7741 (gsstruct_code_size): New.
7742 (gss_for_code_): New.
7743 (gss_for_code): Remove.
7744 (gimple_size): Rewrite using gsstruct_code_size.
7745 (gimple_statement_structure): Move to gimple.h.
7746 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7747 (gss_for_code, gimple_statement_structure): New.
7748 (gimple_ops): Use new arrays; tidy.
7750 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7752 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7753 operand to be a PLUS expression.
7754 * config/pa/pa.c (pa_secondary_reload): Likewise.
7756 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7758 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7760 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7763 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7765 From Jie Zhang <jie.zhang@analog.com>:
7766 * doc/extend.texi (node Function Attributes): Document l2
7768 (node Blackfin Variable Attributes): Document l2 variable attributes.
7770 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7772 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7773 to match the system compiler's configuration at inflection point.
7774 Add comment to remark a remaining difference with system compiler.
7776 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7777 * configure: Regenerate.
7779 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7781 From Jie Zhang <jie.zhang@analog.com>:
7782 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7783 (bfin_handle_l2_attribute): New.
7784 (bfin_attribute_table): Add l2 attribute.
7786 2009-09-11 Michael Matz <matz@suse.de>
7789 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7790 on the local_decls list.
7792 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7796 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7798 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7799 for VALUEs, to implement the documented interface.
7800 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7801 Adjust for VALUEs and anything else, to implement the
7802 documented interface.
7804 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7806 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7807 with actual SPE/paired vector modes before using 64-bit alignment.
7808 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7810 2009-09-10 DJ Delorie <dj@redhat.com>
7812 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7815 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7816 * config/mep/mep.c (mep_legitimate_constant_p): New.
7817 * config/mep/mep-protos.h: Prototype it.
7819 2009-09-10 Richard Henderson <rth@redhat.com>
7821 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7823 2009-09-10 Jason Merrill <jason@redhat.com>
7825 * tree.c (chain_index): New fn.
7826 * tree.h: Declare it.
7828 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7830 * config/sol2-c.c (cmn_err_length_specs): Initialize
7831 scalar_identity_flag.
7833 2009-09-10 Richard Henderson <rth@redhat.com>
7835 * tree.h (struct tree_decl_common): Move align member earlier;
7836 move label_decl_uid member ...
7837 (struct tree_label_decl): ... here.
7838 (LABEL_DECL_UID): Update to match.
7840 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7843 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7844 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7846 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7847 dest_prev if the edge is complex.
7849 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7851 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7852 loop latch tests earlier.
7854 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7855 before GIMPLE_RETURN, not after its predecessor; insert
7858 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7859 gimple_seq_empty_p to test for no PHI nodes.
7860 * tree-cfg.c (split_critical_edges): Likewise.
7862 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7864 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7866 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7867 introduced by the VTA branch merge.
7869 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7871 * ira-conflicts.c: Use fputs or putc instead of fprintf
7875 * tree-switch-conversion.c: Ditto.
7877 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7879 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7880 introduced by the VTA branch merge.
7882 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7885 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7887 PR rtl-optimization/39779
7888 * expr.c (convert_modes): Return when mode == oldmode after
7889 CONST_INTs are processed.
7891 2009-09-10 Nick Clifton <nickc@redhat.com>
7893 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7894 attribute and referring decl when creating renamed symbol.
7896 2009-09-10 Richard Guenther <rguenther@suse.de>
7899 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7901 (cgraph_finalize_compilation_unit): Compute reachability
7902 before emitting thunks. Properly process aliases before
7903 possibly removing unreachable nodes.
7905 2009-09-10 Richard Guenther <rguenther@suse.de>
7908 * tree.c (struct free_lang_data_d): Add worklist member.
7909 (find_decls_types_r): Push onto the worklist instead of recursing.
7910 Handle TREE_BINFOs properly.
7911 (find_decls_types): New function wrapped around find_decls_types_r
7912 to process the worklist.
7913 (find_decls_types_in_eh_region): Use it.
7914 (find_decls_types_in_node): Likewise.
7915 (find_decls_types_in_var): Likewise.
7916 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7917 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7918 (AGGREGATE_TYPE_P): Adjust.
7920 2009-09-09 Jason Merrill <jason@redhat.com>
7922 * configure.ac: Check glibc version even if we have an in-tree
7925 2009-09-09 Anthony Green <green@moxielogic.com>
7927 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7928 the constant 0 when appropriate.
7929 * config/moxie/constraints.md: Add constraint O.
7931 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7932 to pass up to 6 32-bit argument values in registers.
7933 (moxie_function_arg): Ditto.
7934 (moxie_arg_partial_bytes): Ditto.
7935 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7936 (REG_PARM_STACK_SPACE): Ditto.
7937 (FUNCTION_ARG_REGNO_P): Ditto.
7939 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7940 instruction to allocate stack space.
7942 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7944 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7945 unnecessarily stringent constraints. Fix address
7946 calculation in the splitters.
7948 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7950 PR rtl-optimization/39779
7951 * expr.c (convert_modes): Return when mode == oldmode after
7952 CONST_INTs are processed.
7954 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7957 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7958 (ix86_expand_prologue): Take frame.padding0 into logic of
7960 (ix86_expand_epilogue): Likewise.
7962 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7964 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7966 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7967 * config/t-slibgcc-libgcc: New file.
7968 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7970 2009-09-09 Martin Jambor <mjambor@suse.cz>
7972 PR tree-optimization/41089
7973 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7976 2009-09-09 Richard Henderson <rth@redhat.com>
7978 * gimple.h (CASE_GIMPLE_OMP): New.
7979 (is_gimple_omp): Use it.
7980 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7981 (verify_gimple_debug): Likewise.
7983 2009-09-09 Richard Guenther <rguenther@suse.de>
7985 PR tree-optimization/41101
7986 * tree-ssa-pre.c (maximal_set): Remove.
7987 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7988 Defer all blocks we didn't visit at least one successor.
7989 (add_to_exp_gen): Do not add to the maximal set.
7990 (make_values_for_phi): Likewise.
7991 (compute_avail): Likewise.
7992 (init_pre): Do not allocate the maximal set.
7993 (execute_pre): Do not dump it.
7995 2009-09-09 Martin Jambor <mjambor@suse.cz>
7997 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7998 an SSA_NAME rather than a is_gimple_variable.
8000 2009-09-09 Richard Guenther <rguenther@suse.de>
8003 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
8004 code dealing with plain pointer bases.
8005 (maybe_fold_offset_to_reference): Likewise.
8006 (maybe_fold_stmt_addition): Adjust.
8008 2009-09-09 Richard Guenther <rguenther@suse.de>
8010 * tree.c (free_lang_data_in_type): Do not free the type variant
8012 (free_lang_data): Merge char_type_node with its properly signed
8014 (pass_ipa_free): Collect after freeing language specific data.
8016 2009-09-09 Michael Matz <matz@suse.de>
8019 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
8020 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
8021 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
8024 2009-09-08 DJ Delorie <dj@redhat.com>
8026 * config/mep/mep.c (conversions[]): Add "ml" pattern.
8028 2009-09-04 Jason Merrill <jason@redhat.com>
8030 * tree.c (tree_find_value): Remove.
8031 * tree.h: Remove prototype.
8032 * varasm.c (assemble_external): Use value_member instead.
8034 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8036 * toplev.c (process_options): Choose default debugging type when
8037 gtoggle enables debug info and type is unset.
8039 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8043 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
8046 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8048 * configure: Rebuilt with modified libtool.m4.
8050 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8055 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
8057 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8059 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
8060 (remove_statement): Likewise.
8061 (rewrite_use_nonlinear_expr): Adjust.
8062 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
8063 * tree-ssa.c (release_defs_bitset): ... this. New.
8064 * tree-flow.h (release_defs_bitset): Declare.
8066 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8069 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
8070 in the middle block.
8072 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
8074 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
8075 via intptr_t to long type.
8076 (insert_operand_rank): Cast long type via intptr_t to
8078 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
8080 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
8081 from pointer to unsigned via uintptr_t.
8083 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
8084 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
8086 * configure: Regenerated.
8087 * config.in: Regenerated
8088 * system.h (stdint.h): Add include.
8089 (inttypes.h): Likewise.
8090 * Makefile.in (aclocal): Add config/stdint.m4.
8091 * aclocal.m4: Regenerated.
8093 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
8095 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
8097 (note_np_check_stores): New function.
8098 (harmless_null_pointer_p): New function.
8099 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
8100 changed. Take into account whether we're in the shadow of a condjump
8101 that tested NP_REG for NULL.
8102 Lose all code that tested for SEQUENCEs.
8103 (workaround_speculation): Avoid inserting NOPs for loads that are
8104 either always executed or a NULL pointer.
8106 2009-09-08 Jan Hubicka <jh@suse.cz>
8108 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
8109 * params.def (early-inlining-insns): Likewise.
8111 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8113 PR rtl-optimization/41239
8114 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
8115 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
8117 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
8118 across calls, as the calls might not always return normally.
8119 (call_may_noreturn_p): New function.
8120 (deps_analyze_insn): Update last_function_call_may_noreturn list.
8121 (init_deps): Initialize it.
8122 (remove_from_deps): Also remove calls from
8123 last_function_call_may_noreturn list.
8125 2009-09-07 Richard Henderson <rth@redhat.com>
8127 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
8128 more VR->OPERANDS than LHS operands. Free LHS before returning.
8130 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8132 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
8133 (attr "addrtype"): New member "spreg".
8134 Use it if mem_spfp_address_operand is true for the address.
8135 (attr "type"): New entry "stall".
8136 (cpu_unit "load"): New.
8137 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
8139 (insn_reservation "loadsp"): New.
8140 (insn_reservation "load_stall1"): New.
8141 (insn_reservation "load_stall3"): New.
8143 * config/bfin/predicates.md (const1_operand, const3_operand): New.
8144 (mem_p_address_operand): Exclude stack and frame pointer based
8146 (mem_spfp_address_operand): New; match them here.
8147 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
8148 (bfin_reorg): Call it if scheduling insns.
8149 (bfin_gen_bundles): Remove dummy insns created by
8150 add_sched_insns_for_speculation.
8152 From Jie Zhang <jie.zhang@analog.com>:
8153 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
8154 bfin_si_revision, bfin_workarounds): Move these ...
8155 * config/bfin/bfin.h: ... here.
8157 From Mike Frysinger <michael.frysinger@analog.com>
8158 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
8159 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
8160 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
8161 bf547m, bf548m, and bf549m.
8162 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
8163 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
8164 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
8165 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
8166 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
8167 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
8168 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
8169 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
8170 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
8171 bf542m, bf544m, bf547m, bf548m, and bf549m.
8173 From Jie Zhang <jie.zhang@analog.com>:
8174 * config/bfin/predicates.md (p_register_operand): New predicate.
8175 (dp_register_operand): New predicate.
8176 * config/bfin/bfin-protos.h (WA_05000074): Define.
8177 (ENABLE_WA_05000074): Define.
8178 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
8179 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
8180 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
8181 (define_attr addrtype): Allow load/store register to be P register.
8182 (define_attr storereg): New.
8183 (define_cpu_unit anomaly_05000074): New.
8184 (define_insn_reservation dsp32shiftimm): New.
8185 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
8186 (define_insn_reservation loadp): Cannot use slot2.
8187 (define_insn_reservation loadsp): Cannot use slot2.
8188 (define_insn_reservation storep): Cannot use slot2. Does not
8189 apply when working around 05000074.
8190 (define_insn_reservation storep_anomaly_05000074): New.
8191 (define_insn_reservation storei): Does not apply when working
8193 (define_insn_reservation storei_anomaly_05000074): New.
8194 (define_attr length): Add dsp32shiftimm case.
8195 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
8196 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
8197 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
8198 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
8199 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
8201 2009-09-07 Martin Jambor <mjambor@suse.cz>
8204 * tree-sra.c (create_artificial_child_access): Return NULL if
8205 build_ref_for_offset fails.
8206 (propagate_subacesses_accross_link): Allow build_ref_for_offset
8207 and create_artificial_child_access to fail.
8209 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8212 * unwind-dw2.c (uw_init_context_1): Mark noinline.
8213 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
8214 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
8216 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8218 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
8219 block, ensure it has an exit edge. Emit a barrier after a jump.
8221 2009-09-07 Nick Clifton <nickc@redhat.com>
8223 * gcc.c (this_is_linker_script): New variable. Like
8224 this_is_library_file but for the %T constructor.
8225 (end_going_arg): If this_is_linker_script is set then locate the
8226 script and insert a --script switch before it
8227 (do_spec_2): Initialise this_is_linker_script.
8228 (do_spec_1): Likewise. Handle %T construct.
8229 (eval_spec_function): Preserve this_is_linker_script.
8230 * doc/invoke.texi: Document %T construct in spec files.
8231 * config/m32c/m32c.h (LIB_SPEC): Use it.
8233 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8235 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
8236 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
8237 when volatile flag is set.
8238 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
8240 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
8243 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
8244 (combine_stack_adjustments_for_block): Allow insns between stack
8245 adjustments and stores with corresponding pre-(dec|inc)rement or
8246 pre-modify operation.
8248 2009-09-06 Jakub Jelinek <jakub@redhat.com>
8251 * combine-stack-adj.c (struct csa_memlist): Rename to...
8252 (struct csa_reflist): ... this. Rename mem field to ref.
8253 (free_csa_memlist): Rename to...
8254 (free_csa_reflist): ... this.
8255 (record_one_stack_memref): Rename to...
8256 (record_one_stack_ref): ... this. Handle also REG_P.
8257 (try_apply_stack_adjustment): Handle also REG_P.
8258 (struct record_stack_memrefs_data): Rename to...
8259 (struct record_stack_refs_data): ... this. Rename memlist field to
8261 (record_stack_memrefs): Rename to...
8262 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
8263 subexpressions instead of failing when a MEM contains SP references.
8264 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
8265 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
8267 2009-09-06 Richard Guenther <rguenther@suse.de>
8270 * tree.c (build_array_type): Do not record types marked
8271 with structural equality in the canonical type hashtable.
8273 2009-09-06 Richard Guenther <rguenther@suse.de>
8276 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
8278 2009-09-05 Richard Guenther <rguenther@suse.de>
8281 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
8283 2009-09-05 Richard Guenther <rguenther@suse.de>
8286 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
8288 2009-09-05 Richard Guenther <rguenther@suse.de>
8291 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
8292 before comparing function argument types.
8294 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8297 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
8300 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8303 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8305 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8306 locators before emit_insn is called.
8308 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
8311 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
8312 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
8313 (reginfo_init): Don't call allocate_reg_info.
8315 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8318 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
8319 NONDEBUG_INSN_P instead of INSN_P.
8321 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8324 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
8326 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8329 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
8330 pattern of the split.
8332 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8334 * toplev.c (process_options): Move setter of flag_var_tracking
8335 before other tests that depend on it. Move down setter of
8336 flag_rename_registers. Don't enable var-tracking-assignments
8337 by default if selective scheduling is enabled. Warn if both
8340 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8342 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
8343 comment. Use switch statement to catch overlaps between rtx
8344 and tree codes. Accept FUNCTION_DECLs in addition to those in...
8345 (IS_DECL_CODE): ... here. Remove.
8346 (check_value_is_not_decl): Remove.
8347 (dv_from_decl, dv_from_value): Check after conversion.
8349 2009-09-04 Richard Guenther <rguenther@suse.de>
8352 * (cgraph_finalize_compilation_unit): Move finalizing aliases
8353 after emitting tunks. Move emitting thunks and ctors from ...
8354 (cgraph_optimize): ... here. Remove redundant
8355 cgraph_analyze_functions.
8356 * varasm.c (find_decl_and_mark_needed): Remove no longer
8358 (finish_aliases_1): Adjust check for thunk aliases.
8360 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
8362 * config/arm/arm.md (ctzsi2): Added braces
8363 to avoid warning that broke booststrap.
8365 2009-09-04 Martin Jambor <mjambor@suse.cz>
8367 PR tree-optimization/41112
8368 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
8369 handle variable-bounded arrays.
8370 (expr_with_var_bounded_array_refs_p): New function.
8371 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
8373 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
8375 * config/s390/2097.md: Removed two incorrect bypasses.
8376 (z10_fsimpdf): Fixed latency.
8377 (z10_fhex): New insn_reservation.
8378 (z10_floaddf): Fixed latency.
8379 (z10_floadsf): Fixed latency.
8380 (z10_ftrunctf): Fixed latency.
8381 (z10_ftruncdf): Fixed latency.
8382 * config/s390/s390.c (z10_cost): Fixed values.
8383 (s390_adjust_priority): Added z10 path.
8384 * config/s390/s390.md (type): Added fhex.
8385 (*mov<mode>_64dfp): Updated type attribute.
8386 (*mov<mode>_64): Updated type attribute.
8387 (*mov<mode>_31): Updated type attribute.
8388 (*mov<mode>"): Likewise.
8389 * config/s390/2084.md (x_fsimpdf): Updated condition.
8391 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
8393 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
8394 RTXs in the predicate for operand 1.
8396 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
8398 * config/arm/arm.md (UNSPEC_RBIT): New constant.
8399 (rbitsi2): New insn.
8400 (ctzsi2): New expand.
8401 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
8403 2009-09-03 Martin Jambor <mjambor@suse.cz>
8405 * tree-sra.c (duplicate_expr_for_different_base): Removed.
8406 (create_artificial_child_access): Use build_ref_for_offset instead
8407 of duplicate_expr_for_different_base.
8408 (propagate_subacesses_accross_link): Likewise.
8410 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
8412 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
8414 (mips16e_collect_argument_saves): Skip debug instructions.
8415 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
8416 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
8417 (r10k_insert_cache_barriers): Likewise.
8418 (mips_reorg_process_insns): Likewise.
8420 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8423 * ira.c (update_equiv_reg): Remove check on class likely spill.
8425 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8428 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8429 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8433 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8434 the stack slot if it is passed by invisible reference.
8435 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8436 by invisible reference.
8438 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8440 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8441 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8442 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8444 * config/bfin/sync.md: New file.
8445 * config/bfin/bfin.md: Include it.
8446 (UNSPEC_ATOMIC): New.
8447 (UNSPEC_ONES): Provide a unique number.
8449 From Jie Zhang <jie.zhang@analog.com>:
8450 * config/bfin/bfin.c (ret_regs): New.
8451 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8452 (must_save_rets_p): New.
8453 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8454 current_function_is_leaf.
8455 (do_link): Likewise.
8456 (do_unlink): Likewise.
8457 (expand_interrupt_handler_prologue): Use ret_regs array.
8458 (expand_interrupt_handler_epilogue): Use ret_regs array and
8459 pass return register to gen_return_internal.
8460 (bfin_expand_epilogue): Pass return register to
8461 gen_return_internal.
8462 (bfin_expand_call): Explicitly clobber RETS.
8463 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8464 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8465 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8466 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8468 (return_internal): Take a reg rtx rather than the register number.
8470 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8472 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8473 when comparing against estimated_loop_iterations_int return.
8475 2009-09-03 Richard Guenther <rguenther@suse.de>
8477 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8478 eh_personality_libfunc.
8480 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8482 * tree-parloops.c (separate_decls_in_region): Add space.
8484 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8486 * tree-parloops.c (separate_decls_in_region): Change the condition
8487 checking if there are reductions in the loop.
8489 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8491 PR tree-optimization/38275
8492 * tree-parloops.c (parallelize_loops): Replace profitability condition
8493 for expected number of iterations.
8495 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8497 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8498 (bootstrap-debug): Explain conditions in which it becomes default.
8499 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8502 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8504 * doc/invoke.texi (Optimize Options): Move
8505 -finline-small-functions to the -O2 list.
8507 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8509 * toplev.c (process_options): Enable var-tracking-assignments
8510 by default if var-tracking is enabled.
8512 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8514 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8516 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8517 * rtl.h (prev_nonnote_insn_bb): Declare it.
8519 2009-09-03 Diego Novillo <dnovillo@google.com>
8521 * cgraph.c (cgraph_node_for_decl): New.
8522 * cgraph.h (cgraph_node_for_decl): Declare.
8523 * tree.c (host_integerp): Return 0 if T is NULL.
8525 2009-09-03 Diego Novillo <dnovillo@google.com>
8527 * tree.h (struct alias_pair): Move from varasm.c.
8528 (alias_pairs): Likewise.
8529 (TYPE_MAXVAL): Define.
8530 (TYPE_MINVAL): Define.
8531 (iterative_hash_host_wide_int): Declare.
8532 (remove_unreachable_alias_pairs): Declare.
8533 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8534 * diagnostic.c (default_diagnostic_starter): Make extern.
8535 (default_diagnostic_finalizer): Make extern.
8536 * diagnostic.h (default_diagnostic_starter): Declare.
8537 (default_diagnostic_finalizer): Declare.
8538 (default_tree_printer): Declare.
8539 * toplev.c (default_tree_printer): Make extern.
8541 2009-09-03 Richard Guenther <rguenther@suse.de>
8542 Diego Novillo <dnovillo@google.com>
8544 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8545 * cgraphunit.c (cgraph_expand_function): Do not emit
8546 associated thunks from here.
8547 (cgraph_emit_thunks): New.
8548 (cgraph_optimize): Call it.
8549 Return if any IPA pass finds an error.
8550 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8553 2009-09-03 Simon Baldwin <simonb@google.com>
8554 Rafael Espindola <espindola@google.com>
8555 Richard Guenther <rguenther@suse.de>
8556 Doug Kwan <dougkwan@google.com>
8557 Diego Novillo <dnovillo@google.com>
8559 * tree.c: Include tree-pass.h, langhooks-def.h,
8560 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8561 (free_lang_data_in_type): New.
8562 (need_assembler_name_p): New.
8563 (free_lang_data_in_block): New.
8564 (free_lang_data_in_decl): New.
8565 (struct free_lang_data_d): New.
8566 (add_tree_to_fld_list): New.
8567 (find_decls_types_r): New.
8568 (get_eh_types_for_runtime): New.
8569 (find_decls_types_in_eh_region): New.
8570 (find_decls_types_in_node): New.
8571 (find_decls_types_in_var): New.
8572 (free_lang_data_in_cgraph): New.
8573 (free_lang_data): New.
8574 (gate_free_lang_data): New.
8575 (pass_ipa_free_lang_data): New.
8577 2009-09-03 Diego Novillo <dnovillo@google.com>
8579 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8580 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8581 (lang_hooks): Remove const qualifier.
8582 * ipa.c (cgraph_remove_unreachable_nodes): Call
8583 remove_unreachable_alias_pairs.
8584 * except.c (add_type_for_runtime): Check if TYPE has
8585 already been converted.
8586 (lookup_type_for_runtime): Likewise.
8587 (check_handled): Handle converted types.
8588 * varasm.c (remove_unreachable_alias_pairs): New.
8589 * gimple.c: Include demangle.h.
8590 (gimple_decl_printable_name): New.
8591 (gimple_fold_obj_type_ref): New.
8592 * gimple.h (gimple_decl_printable_name): Declare.
8593 (gimple_fold_obj_type_ref): Declare.
8594 * passes.c (init_optimization_passes): Add pass
8595 pass_ipa_free_lang_data.
8596 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8597 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8599 2009-09-03 Diego Novillo <dnovillo@google.com>
8601 * c-lang.c (lang_hooks): Remove const qualifier.
8603 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8605 * doc/install.texi (*-*-freebsd*): Update target information.
8607 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8609 * hard-reg-set.h (call_fixed_regs): Remove.
8610 * reginfo.c (call_fixed_regs): Remove.
8611 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8612 (globalize_reg): Don't use call_fixed_regs.
8613 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8616 2009-09-01 Michael Matz <matz@suse.de>
8618 * expr.h (emit_storent_insn, expand_expr_real_1,
8619 expand_expr_real_2): Declare.
8620 * expr.c (emit_storent_insn, expand_expr_real_1,
8621 expand_expr_real_2): Export.
8622 (store_expr): Setting and evaluating dont_return_target is useless.
8623 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8624 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8625 * except.c (expand_resx_expr): Rename to ...
8626 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8627 * except.h (expand_resx_stmt): Declare.
8628 * stmt.c: Add include gimple.h
8629 (expand_asm_expr): Rename to ...
8630 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8631 (expand_case): Rewrite to take gimple statement.
8632 * tree.h (expand_asm_stmt): Declare.
8633 (expand_case): Change prototype.
8634 * Makefile.in (stmt.o): Depend on gimple.h.
8635 * builtins.c (expand_builtin_synchronize): Build gimple asm
8636 statement, not an ASM_EXPR.
8637 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8638 gimple_to_tree, release_stmt_tree): Remove.
8639 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8640 ggc_free, but hold comparison code and operands separately.
8641 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8642 (expand_call_stmt, expand_gimple_stmt_1,
8643 expand_gimple_stmt): New helpers.
8644 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8645 release_stmt_tree. Call expand_gimple_stmt instead.
8646 (expand_gimple_basic_block): Ditto.
8648 * calls.c (emit_call_1): Don't look at EH regions here, make
8649 fntree parameter useless.
8650 (expand_call): New local rettype for TREE_TYPE(exp), use it
8651 throughout. Remove local p, use addr instead.
8652 Don't look at EH regions here.
8654 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8656 * doc/invoke.texi (-fsched-pressure): Document it.
8657 (-fsched-reg-pressure-heuristic): Remove it.
8659 * reload.c (ira.h): Include.
8660 (find_reloads): Add choosing reload on number of small spilled
8663 * haifa-sched.c (ira.h): Include.
8664 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8665 saved_reg_pressure, curr_reg_live, saved_reg_live,
8666 region_ref_regs): New variables.
8667 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8668 initiate_reg_pressure_info, setup_ref_regs,
8669 initiate_bb_reg_pressure_info, save_reg_pressure,
8670 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8672 (setup_insn_reg_pressure_info): New function.
8673 (rank_for_schedule): Add pressure checking and insn issue time.
8674 Remove comparison of insn reg weights.
8675 (ready_sort): Set insn reg pressure info.
8676 (update_register_pressure, setup_insn_max_reg_pressure,
8677 update_reg_and_insn_max_reg_pressure,
8678 sched_setup_bb_reg_pressure_info): New functions.
8679 (schedule_insn): Add code for printing and updating reg pressure info.
8680 (find_set_reg_weight, find_insn_reg_weight): Remove.
8681 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8682 (debug_ready_list): Print reg pressure info.
8683 (schedule_block): Ditto. Check insn issue time.
8684 (sched_init): Set up sched_pressure_p. Allocate and set up some
8685 reg pressure related info.
8686 (sched_finish): Free some reg pressure related info.
8687 (fix_tick_ready): Make insn always ready if pressure_p.
8688 (init_h_i_d): Don't call find_insn_reg_weight.
8689 (haifa_finish_h_i_d): Free insn reg pressure info.
8691 * ira-int.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 to ira.h.
8697 * ira-lives.c (single_reg_class): Check mode to find how many
8698 registers are necessary for operand.
8699 (ira_implicitly_set_insn_hard_regs): New.
8701 * common.opt (fsched-pressure): New options.
8702 (fsched-reg-pressure-heuristic): Remove.
8704 * ira.c (setup_eliminable_regset): Rename to
8705 ira_setup_eliminable_regset. Make it external.
8706 (expand_reg_info): Pass cover class to setup_reg_classes.
8707 (ira): Call resize_reg_info instead of allocate_reg_info.
8709 * sched-deps.c: Include ira.h.
8710 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8711 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8712 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8713 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8714 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8715 mark_insn_reg_store, mark_insn_reg_clobber,
8716 setup_insn_reg_pressure_info): New.
8717 (sched_analyze_1): Update implicit_reg_pending_uses.
8718 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8719 Use them to create dependencies. Set insn reg uses and pressure
8720 info. Process reg_pending_uses in one place.
8721 (free_deps): Free implicit sets.
8722 (remove_from_deps): Remove implicit sets if necessary. Check
8723 implicit sets when clearing reg_last_in_use.
8724 (init_deps_global): Clear implicit_reg_pending_clobbers and
8725 implicit_reg_pending_uses.
8727 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8728 ira_memory_move_cost, ira_class_hard_regs,
8729 ira_class_hard_regs_num, ira_no_alloc_regs,
8730 ira_available_class_regs, ira_reg_class_cover_size,
8731 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8732 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8733 ira_implicitly_set_insn_hard_regs): New prototypes.
8735 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8736 cost_elements_num): New variables.
8737 (allocno_costs, total_costs): Rename to costs and
8738 total_allocno_costs.
8739 (COSTS_OF_ALLOCNO): Rename to COSTS.
8740 (allocno_pref): Rename to pref.
8741 (allocno_pref_buffer): Rename to pref_buffer.
8742 (common_classes): Rename to regno_cover_class.
8744 (record_reg_classes): Set allocno attributes only if allocno_p.
8745 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8746 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8747 and COSTS_OF_ALLOCNO.
8748 (print_costs): Rename to print_allocno_costs.
8749 (print_pseudo_costs): New.
8750 (process_bb_node_for_costs): Split into 2 functions with new
8751 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8752 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8753 new parameter dump_file. Use cost_elements_num instead of
8754 ira_allocnos_num. Make one iteration if preferred classes were
8755 already calculated for scheduler. Make 2 versions of code
8756 depending on allocno_p.
8757 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8758 regno_cover_class and COSTS instead of common_classes and
8760 (init_costs, finish_costs): New.
8761 (ira_costs): Set up allocno_p and cost_elements_num. Call
8762 init_costs and finish_costs.
8763 (ira_set_pseudo_classes): New.
8765 * rtl.h (allocate_reg_info): Remove.
8766 (resize_reg_info): Change return type.
8767 (reg_cover_class): New.
8768 (setup_reg_classes): Add new parameter.
8770 * sched-int.h (struct deps_reg): New member implicit_sets.
8771 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8772 (INCREASE_BITS): New macro.
8773 (struct reg_pressure_data, struct reg_use_data): New.
8774 (struct _haifa_insn_data): Remove reg_weight. Add members
8775 reg_pressure, reg_use_list, reg_set_list, and
8776 reg_pressure_excess_cost_change.
8777 (struct deps): New member implicit_sets.
8778 (pressure_p): New variable.
8779 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8780 (struct reg_pressure_data, struct reg_use_data): New.
8781 (INSN_REG_WEIGHT): Remove.
8782 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8783 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8784 (sched_init_region_reg_pressure_info,
8785 sched_setup_bb_reg_pressure_info): New prototypes.
8787 * reginfo.c (struct reg_pref): New member coverclass.
8788 (reg_cover_class): New function.
8789 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8790 (reg_info_size): New variable.
8791 (allocate_reg_info): Make static. Setup reg_info_size.
8792 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8793 (setup_reg_classes): Add a new parameter. Setup cover class too.
8795 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8798 * sched-rgn.c (deps_join): Set up implicit_sets.
8799 (schedule_region): Set up region and basic blocks pressure
8802 * passes.c (init_optimization_passes): Move
8803 pass_subregs_of_mode_init before pass_sched.
8805 2009-09-02 Martin Jambor <mjambor@suse.cz>
8807 * tree-sra.c (struct access): New field grp_hint.
8808 (dump_access): Dump grp_hint.
8809 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8811 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8812 those which have been specifically read and somehow written to.
8813 (propagate_subacesses_accross_link): Set grp_hint of right child and
8814 also possibly of the left child.
8816 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8818 * tree-object-size.c (addr_object_size): Always use object_size_type
8819 0 or 2 when determining the pointer pointed object size.
8821 2009-09-02 Richard Guenther <rguenther@suse.de>
8824 2009-08-31 Richard Guenther <rguenther@suse.de>
8826 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8827 to query if the memory regions for memmove overlap.
8828 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8829 asserts on pointers, instead deal with odd trees.
8830 (ptr_derefs_may_alias_p): Likewise.
8831 (refs_may_alias_p_1): Constructor bases also never alias.
8833 2009-08-01 Christian Bruel <christian.bruel@st.com>
8836 2009-07-31 Christian Bruel <christian.bruel@st.com>
8837 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8839 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8841 * doc/invoke.texi (-fvar-tracking-assignments): New.
8842 (-fvar-tracking-assignments-toggle): New.
8843 (-fdump-final-insns=file): Mark filename as optional.
8844 (--param min-nondebug-insn-uid): New.
8845 (-gdwarf-@{version}): Mention version 4.
8846 * opts.c (common_handle_option): Accept it.
8847 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8848 * regrename.c (regrename_optimize): Drop last. Don't count debug
8849 insns as uses. Don't reject change because of debug insn.
8850 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8851 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8852 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8853 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8854 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8855 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8856 * doc/gimple.texi (is_gimple_debug): New.
8857 (gimple_debug_bind_p): New.
8858 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8859 * doc/install.texi (bootstrap-debug): More details.
8860 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8861 (bootstrap-debug-lib): More details.
8862 (bootstrap-debug-ckovw): Update.
8863 (bootstrap-time): New.
8864 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8865 (insert_phi_nodes_for): Insert debug stmts.
8866 (rewrite_stmt): Take iterator. Insert debug stmts.
8867 (rewrite_enter_block): Adjust.
8868 (maybe_replace_use_in_debug_stmt): New.
8869 (rewrite_update_stmt): Use it.
8870 (mark_use_interesting): Return early for debug stmts.
8871 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8872 stmts before replacing stmt.
8873 (move_computations_stmt): Likewise.
8874 * ira-conflicts.c (add_copies): Skip debug insns.
8875 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8876 (regstat_bb_compute_ri): Skip debug insns.
8877 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8878 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8879 check_loop_closed_ssa_stmt): Skip debug stmts.
8880 * tree-tailcall.c (find_tail_calls): Likewise.
8881 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8882 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8883 (build_var_debug_value_stat): Declare.
8884 (build_var_debug_value): Define.
8885 (target_for_debug_bind): Declare.
8886 * reload.c (find_equiv_reg): Skip debug insns.
8887 * rtlanal.c (reg_used_between_p): Skip debug insns.
8888 (side_effects_p): Likewise.
8889 (canonicalize_condition): Likewise.
8890 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8891 insns never depend on debug insns.
8892 (create_ddg_dep_no_link): Likewise.
8893 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8894 Don't add inter-loop dependencies for debug insns.
8895 (build_intra_loop_deps): Likewise.
8896 (create_ddg): Count debug insns.
8897 * ddg.h (struct ddg::num_debug): New.
8898 (num_backargs): Pair up with previous int field.
8899 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8900 -fcompare-debug-second.
8901 * final.c (get_attr_length_1): Skip debug insns.
8902 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8903 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8904 (driver_self_specs): Map -fdump-final-insns to
8905 -fdump-final-insns=..
8906 (get_local_tick): New.
8907 (compare_debug_dump_opt_spec_function): Test for . argument and
8908 compute output name. Compute temp output spec without flag name.
8909 Compute -frandom-seed.
8910 (OPT): Undef after use.
8911 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8912 (average_num_loop_insns): Likewise.
8913 * params.h (MIN_NONDEBUG_INSN_UID): New.
8914 * gimple.def (GIMPLE_DEBUG): New.
8915 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8916 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8917 (merge_in_block): Fix whitespace.
8918 * toplev.c (flag_var_tracking): Update comment.
8919 (flag_var_tracking_assignments): New.
8920 (flag_var_tracking_assignments_toggle): New.
8921 (process_options): Don't open final insns dump file if we're not
8922 going to write to it. Compute defaults for var_tracking.
8923 * df-scan.c (df_insn_rescan_debug_internal): New.
8924 (df_uses_record): Handle debug insns.
8925 * haifa-sched.c (ready): Initialize n_debug.
8926 (contributes_to_priority): Skip debug insns.
8927 (dep_list_size): New.
8929 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8930 they're ready. Disregard previous debug insns to make decisions.
8931 (queue_insn): Never queue debug insns.
8932 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8933 (schedule_insn): Don't reject debug insns because of issue rate.
8934 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8935 (queue_to_ready): Skip and discount debug insns.
8936 (choose_ready): Let debug insns through.
8937 (schedule_block): Check boundary debug insns. Discount debug
8938 insns, schedule them early. Adjust whitespace.
8939 (set_priorities): Check for boundary debug insns.
8940 (add_jump_dependencies): Use dep_list_size.
8941 (prev_non_location_insn): New.
8942 (check_cfg): Use it.
8943 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8945 (remove_unused_ivs): Reset debug stmts.
8946 * modulo-sched.c (const_iteration_count): Skip debug insns.
8947 (res_MII): Discount debug insns.
8948 (loop_single_full_bb_p): Skip debug insns.
8949 (sms_schedule): Likewise.
8950 (sms_schedule_by_order): Likewise.
8951 (ps_has_conflicts): Likewise.
8952 * caller-save.c (refmarker_fn): New.
8953 (save_call_clobbered_regs): Replace regs with saved mem in
8955 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8956 Call refmarker_fn mark for hardregnos.
8957 (mark_reg_as_referenced): New.
8958 (replace_reg_with_saved_mem): New.
8959 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8960 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8962 (cse_extended_basic_block): Skip debug insns.
8963 (count_reg_usage): Likewise.
8964 (is_dead_reg): New, split out of...
8965 (set_live_p): ... here.
8966 (insn_live_p): Use it for debug insns.
8967 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8968 (execute_optimize_stdarg): Likewise.
8969 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8970 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8971 changes in debug stmts as changes.
8972 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8973 (moveup_expr): Don't move across debug insns. Don't move
8974 debug insn if it would create a bookkeeping block.
8975 (moveup_expr_cached): Don't use cache for debug insns that
8976 are heads of blocks.
8977 (compute_av_set_inside_bb): Skip debug insns.
8978 (sel_rank_for_schedule): Schedule debug insns first. Remove
8980 (block_valid_for_bookkeeping_p); Support lax searches.
8981 (create_block_for_bookkeeping): Adjust block numbers when
8982 encountering debug-only blocks.
8983 (find_place_for_bookkeeping): Deal with debug-only blocks.
8984 (generate_bookkeeping_insn): Accept no place to insert.
8985 (remove_temp_moveop_nops): New argument full_tidying.
8986 (prepare_place_to_insert): Deal with debug insns.
8987 (advance_state_on_fence): Debug insns don't start cycles.
8988 (update_boundaries): Take fence as argument. Deal with
8990 (schedule_expr_on_boundary): No full_tidying on debug insns.
8991 (fill_insns): Deal with debug insns.
8992 (track_scheduled_insns_and_blocks): Don't count debug insns.
8993 (need_nop_to_preserve_insn_bb): New, split out of...
8994 (remove_insn_from_stream): ... this.
8995 (fur_orig_expr_not_found): Skip debug insns.
8996 * rtl.def (VALUE): Move up.
8998 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8999 (nearest_common_dominator_of_uses): Take debug_stmts argument.
9000 Set it if debug stmts are found.
9001 (statement_sink_location): Skip debug stmts. Propagate
9002 moving defs into debug stmts.
9003 * ifcvt.c (first_active_insn): Skip debug insns.
9004 (last_active_insns): Likewise.
9005 (cond_exec_process_insns): Likewise.
9006 (noce_process_if_block): Likewise.
9007 (check_cond_move_block): Likewise.
9008 (cond_move_convert_if_block): Likewise.
9009 (block_jumps_and_fallthru_p): Likewise.
9010 (dead_or_predicable): Likewise.
9011 * dwarf2out.c (debug_str_hash_forced): New.
9012 (find_AT_string): Add comment.
9013 (gen_label_for_indirect_string): New.
9014 (get_debug_string_label): New.
9015 (AT_string_form): Use it.
9016 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
9017 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
9018 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
9019 several operations that cannot be represented with DWARF opcodes.
9020 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
9021 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
9022 (dwarf2out_var_location): Take during-call mark into account.
9023 (output_indirect_string): Update comment. Output if there are
9024 label and references.
9025 (prune_indirect_string): New.
9026 (prune_unused_types): Call it if debug_str_hash_forced.
9027 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
9028 (dw_long_long_const): Remove.
9029 (struct dw_val_struct): Change val_long_long type to rtx.
9030 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
9031 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
9032 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
9033 component instead of HOST_BITS_PER_LONG.
9034 (output_loc_operands): Likewise. For const8* assert
9035 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
9036 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
9037 rather than HOST_BITS_PER_LONG is >= 64.
9038 (add_AT_long_long): Remove val_hi and val_lo arguments, add
9040 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
9041 HOST_BITS_PER_LONG for dw_val_class_long_long.
9042 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
9043 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
9044 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
9046 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
9047 Handle DW_OP_implicit_value.
9048 (extract_int): Move prototype earlier.
9049 (mem_loc_descriptor): For SUBREG punt if inner
9050 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
9051 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
9052 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
9053 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
9054 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
9055 instead of Pmode size.
9056 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
9057 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
9058 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
9059 (concat_loc_descriptor, concatn_loc_descriptor,
9060 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
9061 (add_location_or_const_value_attribute): Likewise. For single
9062 location loc_lists attempt to use add_const_value_attribute
9063 for constant decls. Add DW_AT_const_value even if
9064 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
9066 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
9067 (control_flow_insn_p): Likewise.
9068 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
9069 (separate_decls_in_region_debug_bind): New.
9070 (separate_decls_in_region): Process debug bind stmts afterwards.
9071 * recog.c (verify_changes): Handle debug insns.
9072 (extract_insn): Likewise.
9073 (peephole2_optimize): Skip debug insns.
9074 * dse.c (scan_insn): Skip debug insns.
9075 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
9077 (setup_id_for_insn): Handle debug insns.
9078 (maybe_tidy_empty_bb): Adjust whitespace.
9079 (tidy_control_flow): Skip debug insns.
9080 (sel_remove_insn): Adjust for debug insns.
9081 (sel_estimate_number_of_insns): Skip debug insns.
9082 (create_insn_rtx_from_pattern): Handle debug insns.
9083 (create_copy_of_insn_rtx): Likewise.
9084 * sel-sched-.h (sel_bb_end): Declare.
9085 (sel_bb_empty_or_nop_p): New.
9086 (get_all_loop_exits): Use it.
9087 (_eligible_successor_edge_p): Likewise.
9088 (return_nop_to_pool): Adjust.
9089 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
9090 * ira-lives.c (process_bb_node_lives): Skip debug insns.
9091 * gimple-pretty-print.c (dump_gimple_debug): New.
9092 (dump_gimple_stmt): Use it.
9093 (dump_bb_header): Skip gimple debug stmts.
9094 * regmove.c (optimize_reg_copy_1): Discount debug insns.
9095 (fixup_match_2): Likewise.
9096 (regmove_backward_pass): Likewise. Simplify combined
9097 replacement. Handle debug insns.
9098 * function.c (instantiate_virtual_regs): Handle debug insns.
9099 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
9100 * print-rtl.h: Include cselib.h.
9101 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
9102 * df.h (df_inns_rescan_debug_internal): Declare.
9103 * gcse.c (alloc_hash_table): Estimate n_insns.
9104 (cprop_insn): Don't regard debug insns as changes.
9105 (bypass_conditional_jumps): Skip debug insns.
9106 (one_pre_gcse_pass): Adjust.
9107 (one_code_hoisting_pass): Likewise.
9108 (compute_ld_motion_mems): Skip debug insns.
9109 (one_cprop_pass): Adjust.
9110 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
9111 (if_convertible_stmt_p): Handle debug stmts.
9112 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
9113 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
9114 * ira-build.c (create_bb_allocnos): Skip debug insns.
9115 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
9116 (has_single_use): Likewise.
9117 (single_imm_use): Likewise.
9118 (num_imm_uses): Likewise.
9119 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
9120 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
9121 (create_outofssa_var_map): Likewise.
9122 * lower-subreg.c (adjust_decomposed_uses): New.
9123 (resolve_debug): New.
9124 (decompose_multiword_subregs): Use it.
9125 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
9126 * emit-rtl.c: Include params.h.
9127 (cur_debug_insn_uid): Define.
9128 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
9129 (copy_rtx_if_shared_1): Handle debug insns.
9130 (reset_used_flags): Likewise.
9131 (set_used_flags): LIkewise.
9132 (get_max_insn_count): New.
9133 (next_nondebug_insn): New.
9134 (prev_nondebug_insn): New.
9135 (make_debug_insn_raw): New.
9136 (emit_insn_before_noloc): Handle debug insns.
9137 (emit_jump_insn_before_noloc): Likewise.
9138 (emit_call_insn_before_noloc): Likewise.
9139 (emit_debug_insn_before_noloc): New.
9140 (emit_insn_after_noloc): Handle debug insns.
9141 (emit_jump_insn_after_noloc): Likewise.
9142 (emit_call_insn_after_noloc): Likewise.
9143 (emit_debug_insn_after_noloc): Likewise.
9144 (emit_insn_after): Take loc from earlier non-debug insn.
9145 (emit_jump_insn_after): Likewise.
9146 (emit_call_insn_after): Likewise.
9147 (emit_debug_insn_after_setloc): New.
9148 (emit_debug_insn_after): New.
9149 (emit_insn_before): Take loc from later non-debug insn.
9150 (emit_jump_insn_before): Likewise.
9151 (emit_call_insn_before): Likewise.
9152 (emit_debug_insn_before_setloc): New.
9153 (emit_debug_insn_before): New.
9154 (emit_insn): Handle debug insns.
9155 (emit_debug_insn): New.
9156 (emit_jump_insn): Handle debug insns.
9157 (emit_call_insn): Likewise.
9159 (init_emit): Take min-nondebug-insn-uid into account.
9160 Initialize cur_debug_insn_uid.
9161 (emit_copy_of_insn_after): Handle debug insns.
9162 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
9163 location of single rhs in place.
9164 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
9165 (floor_sdiv_adjust): New.
9166 (cell_sdiv_adjust): New.
9167 (cell_udiv_adjust): New.
9168 (round_sdiv_adjust): New.
9169 (round_udiv_adjust): New.
9170 (wrap_constant): Moved from cselib.
9171 (unwrap_constant): New.
9172 (expand_debug_expr): New.
9173 (expand_debug_locations): New.
9174 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
9176 (gimple_expand_cfg): Expand debug locations.
9177 * cselib.c: Include tree-pass.h.
9178 (struct expand_value_data): New.
9179 (cselib_record_sets_hook): New.
9180 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
9181 (cselib_clear_table): Move, and implemnet in terms of...
9182 (cselib_reset_table_with_next_value): ... this.
9183 (cselib_get_next_unknown_value): New.
9184 (discard_useless_locs): Don't discard preserved values.
9185 (cselib_preserve_value): New.
9186 (cselib_preserved_value_p): New.
9187 (cselib_preserve_definitely): New.
9188 (cselib_clear_preserve): New.
9189 (cselib_preserve_only_values): New.
9190 (new_cselib_val): Take rtx argument. Dump it in details.
9191 (cselib_lookup_mem): Adjust.
9192 (expand_loc): Take regs_active in struct. Adjust. Silence
9193 dumps unless details are requested.
9194 (cselib_expand_value_rtx_cb): New.
9195 (cselib_expand_value_rtx): Rename and reimplment in terms of...
9196 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
9197 without details. Copy more subregs. Try to resolve values
9198 using a callback. Wrap constants.
9199 (cselib_subst_to_values): Adjust.
9200 (cselib_log_lookup): New.
9201 (cselib_lookup): Call it.
9202 (cselib_invalidate_regno): Don't count preserved values as useless.
9203 (cselib_invalidate_mem): Likewise.
9204 (cselib_record_set): Likewise.
9205 (struct set): Renamed to cselib_set, moved to cselib.h.
9206 (cselib_record_sets): Adjust. Call hook.
9207 (cselib_process_insn): Reset table when it would be cleared.
9208 (dump_cselib_val): New.
9209 (dump_cselib_table): New.
9210 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
9211 (remove_forwarder_block): Support moving debug stmts.
9212 * cselib.h (cselib_record_sets_hook): Declare.
9213 (cselib_expand_callback): New type.
9214 (cselib_expand_value_rtx_cb): Declare.
9215 (cselib_reset_table_with_next_value): Declare.
9216 (cselib_get_next_unknown_value): Declare.
9217 (cselib_preserve_value): Declare.
9218 (cselib_preserved_value_p): Declare.
9219 (cselib_preserve_only_values): Declare.
9220 (dump_cselib_table): Declare.
9221 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
9222 (try_crossjump_to_edge): Likewise.
9223 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
9224 dominated blocks when debug stmts are present.
9225 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
9226 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
9227 (set_var_live_on_entry): Likewise.
9228 * loop-invariant.c (find_invariants_bb): Skip debug insns.
9229 * cfglayout.c (curr_location, last_location): Make static.
9230 (set_curr_insn_source_location): Don't avoid bouncing.
9231 (get_curr_insn_source_location): New.
9232 (get_curr_insn_block): New.
9233 (duplicate_insn_chain): Handle debug insns.
9234 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
9236 * common.opt (fcompare-debug): Move to sort order.
9237 (fdump-unnumbered-links): Likewise.
9238 (fvar-tracking-assignments): New.
9239 (fvar-tracking-assignments-toggle): New.
9240 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
9241 because of debug stmts.
9242 (mark_stmt_if_obviously_necessary): Mark debug stmts.
9243 (eliminate_unnecessary_stmts): Walk dominated blocks before
9245 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
9246 * ira.c (memref_used_between_p): Skip debug insns.
9247 (update_equiv_regs): Likewise.
9248 * sched-deps.c (sd_lists_size): Accept empty list.
9249 (sd_init_insn): Mark debug insns.
9250 (sd_finish_insn): Unmark them.
9251 (sd_add_dep): Reject non-debug deps on debug insns.
9252 (fixup_sched_groups): Give debug insns group treatment.
9254 (sched_analyze_reg): Don't mark debug insns for sched before call.
9255 (sched_analyze_2): Handle debug insns.
9256 (sched_analyze_insn): Compute next non-debug insn. Handle debug
9258 (deps_analyze_insn): Handle debug insns.
9259 (deps_start_bb): Skip debug insns.
9260 (init_deps): Initialize last_debug_insn.
9261 * tree-ssa.c (target_for_debug_bind): New.
9262 (find_released_ssa_name): New.
9263 (propagate_var_def_into_debug_stmts): New.
9264 (propagate_defs_into_debug_stmts): New.
9265 (verify_ssa): Skip debug bind stmts without values.
9266 (warn_uninialized_vars): Skip debug stmts.
9267 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
9268 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
9269 (rtx_equal_p): Likewise.
9270 * ira-costs.c (scan_one_insn): Skip debug insns.
9271 (process_bb_node_for_hard_reg_moves): Likewise.
9272 * rtl.h (DEBUG_INSN_P): New.
9273 (NONDEBUG_INSN_P): New.
9274 (MAY_HAVE_DEBUG_INSNS): New.
9275 (INSN_P): Accept debug insns.
9276 (RTX_FRAME_RELATED_P): Likewise.
9277 (INSN_DELETED_P): Likewise
9278 (PAT_VAR_LOCATION_DECL): New.
9279 (PAT_VAR_LOCATION_LOC): New.
9280 (PAT_VAR_OCATION_STATUS): New.
9281 (NOTE_VAR_LOCATION_DECL): Reimplement.
9282 (NOTE_VAR_LOCATION_LOC): Likewise.
9283 (NOTE_VAR_LOCATION_STATUS): Likewise.
9284 (INSN_VAR_LOCATION): New.
9285 (INSN_VAR_LOCATION_DECL): New.
9286 (INSN_VAR_LOCATION_LOC): New.
9287 (INSN_VAR_LOCATION_STATUS): New.
9288 (gen_rtx_UNKNOWN_VAR_LOC): New.
9289 (VAR_LOC_UNKNOWN_P): New.
9290 (NOTE_DURING_CALL_P): New.
9291 (SCHED_GROUP_P): Accept debug insns.
9292 (emit_debug_insn_before): Declare.
9293 (emit_debug_insn_before_noloc): Declare.
9294 (emit_debug_insn_beore_setloc): Declare.
9295 (emit_debug_insn_after): Declare.
9296 (emit_debug_insn_after_noloc): Declare.
9297 (emit_debug_insn_after_setloc): Declare.
9298 (emit_debug_insn): Declare.
9299 (make_debug_insn_raw): Declare.
9300 (prev_nondebug_insn): Declare.
9301 (next_nondebug_insn): Declare.
9302 (delegitimize_mem_from_attrs): Declare.
9303 (get_max_insn_count): Declare.
9304 (wrap_constant): Declare.
9305 (unwrap_constant): Declare.
9306 (get_curr_insn_source_location): Declare.
9307 (get_curr_insn_block): Declare.
9308 * tree-inline.c (insert_debug_decl_map): New.
9309 (processing_debug_stmt): New.
9310 (remap_decl): Don't create new mappings in debug stmts.
9311 (remap_gimple_op_r): Don't add references in debug stmts.
9312 (copy_tree_body_r): Likewise.
9313 (remap_gimple_stmt): Handle debug bind stmts.
9314 (copy_bb): Skip debug stmts.
9315 (copy_edges_for_bb): Likewise.
9316 (copy_debug_stmt): New.
9317 (copy_debug_stmts): New.
9318 (copy_body): Copy debug stmts at the end.
9319 (insert_init_debug_bind): New.
9320 (insert_init_stmt): Take id. Skip and emit debug stmts.
9321 (setup_one_parameter): Remap variable earlier, register debug mapping.
9322 (estimate_num_insns): Skip debug stmts.
9323 (expand_call_inline): Preserve debug_map.
9324 (optimize_inline_calls): Check for no debug_stmts left-overs.
9325 (unsave_expr_now): Preserve debug_map.
9326 (copy_gimple_seq_and_replace_locals): Likewise.
9327 (tree_function_versioning): Check for no debug_stmts left-overs.
9328 Init and destroy debug_map as needed. Split edges unconditionally.
9329 (build_duplicate_type): Init and destroy debug_map as needed.
9330 * tree-inline.h: Include gimple.h instead of pointer-set.h.
9331 (struct copy_body_data): Add debug_stmts and debug_map.
9332 * sched-int.h (struct ready_list): Add n_debug.
9333 (struct deps): Add last_debug_insn.
9334 (DEBUG_INSN_SCHED_P): New.
9335 (BOUNDARY_DEBUG_INSN_P): New.
9336 (SCHEDULE_DEBUG_INSN_P): New.
9337 (sd_iterator_cond): Accept empty list.
9338 * combine.c (create_log_links): Skip debug insns.
9339 (combine_instructions): Likewise.
9340 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
9341 return value is always unshared.
9342 (struct rtx_subst_pair): New.
9343 (auto_adjust_pair): New.
9344 (propagate_for_debug_subst): New.
9345 (propagate_for_debug): New.
9346 (try_combine): Skip debug insns. Propagate removed defs into
9348 (next_nonnote_nondebug_insn): New.
9349 (distribute_notes): Use it. Skip debug insns.
9350 (distribute_links): Skip debug insns.
9351 * tree-outof-ssa.c (set_location_for_edge): Likewise.
9352 * resource.c (mark_target_live_regs): Likewise.
9353 * var-tracking.c: Include cselib.h and target.h.
9354 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
9356 (micro_operation_type_name): New.
9357 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
9358 (struct micro_operation_def): Update comments.
9359 (decl_or_value): New type. Use instead of decls.
9360 (struct emit_note_data_def): Add vars.
9361 (struct attrs_def): Use decl_or_value.
9362 (struct variable_tracking_info_def): Add permp, flooded.
9363 (struct location_chain_def): Update comment.
9364 (struct variable_part_def): Use decl_or_value.
9365 (struct variable_def): Make var_part a variable length array.
9367 (scratch_regs): New.
9368 (cselib_hook_called): New.
9369 (dv_is_decl_p): New.
9370 (dv_is_value_p): New.
9373 (dv_as_opaque): New.
9374 (dv_onepart_p): New.
9376 (IS_DECL_CODE): New.
9377 (check_value_is_not_decl): New.
9378 (dv_from_decl): New.
9379 (dv_from_value): New.
9380 (dv_htab_hash): New.
9381 (variable_htab_hash): Use it.
9382 (variable_htab_eq): Support values.
9383 (variable_htab_free): Free from the right pool.
9384 (attrs_list_member, attrs_list_insert): Use decl_or_value.
9385 (attrs_list_union): Adjust.
9386 (attrs_list_mpdv_union): New.
9387 (tie_break_pointers): New.
9388 (canon_value_cmp): New.
9389 (unshare_variable): Return possibly-modified slot.
9390 (vars_copy_1): Adjust.
9391 (var_reg_decl_set): Adjust. Split out of...
9392 (var_reg_set): ... this.
9393 (get_init_value): Adjust.
9394 (var_reg_delete_and_set): Adjust.
9395 (var_reg_delete): Adjust.
9396 (var_regno_delete): Adjust.
9397 (var_mem_decl_set): Split out of...
9398 (var_mem_set): ... this.
9399 (var_mem_delete_and_set): Adjust.
9400 (var_mem_delete): Adjust.
9404 (variable_union): Adjust. Speed up merge of 1-part vars.
9405 (variable_canonicalize): Use unshared slot.
9406 (VALUED_RECURSED_INTO): New.
9407 (find_loc_in_1pdv): New.
9408 (struct dfset_merge): New.
9409 (insert_into_intersection): New.
9410 (intersect_loc_chains): New.
9412 (canonicalize_loc_order_check): New.
9413 (canonicalize_values_mark): New.
9414 (canonicalize_values_star): New.
9415 (variable_merge_over_cur): New.
9416 (variable_merge_over_src): New.
9417 (dataflow_set_merge): New.
9418 (dataflow_set_equiv_regs): New.
9419 (remove_duplicate_values): New.
9420 (struct dfset_post_merge): New.
9421 (variable_post_merge_new_vals): New.
9422 (variable_post_merge_perm_vals): New.
9423 (dataflow_post_merge_adjust): New.
9424 (find_mem_expr_in_1pdv): New.
9425 (dataflow_set_preserve_mem_locs): New.
9426 (dataflow_set_remove_mem_locs): New.
9427 (dataflow_set_clear_at_call): New.
9428 (onepart_variable_different_p): New.
9429 (variable_different_p): Use it.
9430 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9431 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9433 (track_loc_p): Pass it true.
9434 (struct count_use_info): New.
9435 (find_use_val): New.
9436 (replace_expr_with_values): New.
9438 (use_type): New, partially split out of...
9439 (count_uses): ... this. Count new micro-ops.
9440 (count_uses_1): Adjust.
9441 (count_stores): Adjust.
9442 (count_with_sets): New.
9443 (VAL_NEEDS_RESOLUTION): New.
9444 (VAL_HOLDS_TRACK_EXPR): New.
9445 (VAL_EXPR_IS_COPIED): New.
9446 (VAL_EXPR_IS_CLOBBERED): New.
9447 (add_uses): Adjust. Generate new micro-ops.
9448 (add_uses_1): Adjust.
9449 (add_stores): Generate new micro-ops.
9450 (add_with_sets): New.
9451 (find_src_status): Adjust.
9452 (find_src_set_src): Adjust.
9453 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9454 Handle new micro-ops. Canonicalize value equivalances.
9455 (vt_find_locations): Compute total size of hash tables for
9456 dumping. Perform merge for var-tracking-assignments. Don't
9457 disregard single-block loops.
9458 (dump_attrs_list): Handle decl_or_value.
9459 (dump_variable): Take variable. Deal with decl_or_value.
9460 (dump_variable_slot): New.
9461 (dump_vars): Use it.
9462 (dump_dataflow_sets): Adjust.
9463 (set_slot_part): New, extended to support one-part variables
9464 after splitting out of...
9465 (set_variable_part): ... this.
9466 (clobber_slot_part): New, split out of...
9467 (clobber_variable_part): ... this.
9468 (delete_slot_part): New, split out of...
9469 (delete_variable_part): .... this.
9470 (check_wrap_constant): New.
9471 (vt_expand_loc_callback): New.
9472 (vt_expand_loc): New.
9473 (emit_note_insn_var_location): Adjust. Handle values. Handle
9474 EMIT_NOTE_AFTER_CALL_INSN.
9475 (emit_notes_for_differences_1): Adjust. Handle values.
9476 (emit_notes_for_differences_2): Likewise.
9477 (emit_notes_for_differences): Adjust.
9478 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9479 Adjust. Handle new micro-ops.
9480 (vt_add_function_parameters): Adjust. Create and bind values.
9481 (vt_initialize): Adjust. Initialize scratch_regs and
9482 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9483 operations. Move some code to count_with_sets and add_with_sets.
9484 (delete_debug_insns): New.
9485 (vt_debug_insns_local): New.
9486 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9488 (var_tracking_main): If var-tracking-assignments is enabled
9489 but var-tracking isn't, delete debug insns and leave. Likewise
9490 if we exceed limits or fail the stack adjustments tests, and
9491 after all var-tracking processing.
9492 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9493 (dataflow_set): Add traversed_vars.
9494 (value_chain, const_value_chain): New typedefs.
9495 (value_chain_pool, value_chains): New variables.
9496 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9497 add_value_chains, add_cselib_value_chains, remove_value_chain,
9498 remove_value_chains, remove_cselib_value_chains): New functions.
9499 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9500 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9502 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9503 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9504 (dst_can_be_shared): New variable.
9505 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9506 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9507 different from set->vars, look up slot again instead of using the
9509 (dataflow_set_init): Initialize traversed_vars.
9510 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9511 lookup if set->vars is shared. Don't keep slot cleared before
9512 calling unshare_variable. Unshare set->vars if needed. Adjust
9513 unshare_variable callers. Clear dst_can_be_shared if needed.
9514 Even ->refcount == 1 vars must be unshared if set->vars is shared
9515 and var needs to be modified.
9516 (dataflow_set_union): Set traversed_vars during canonicalization.
9517 (VALUE_CHANGED, DECL_CHANGED): Define.
9518 (set_dv_changed, dv_changed_p): New static inlines.
9519 (track_expr_p): Clear DECL_CHANGED.
9520 (dump_dataflow_sets): Set it.
9521 (variable_was_changed): Call set_dv_changed.
9522 (emit_note_insn_var_location): Likewise.
9523 (changed_variables_stack): New variable.
9524 (check_changed_vars_1, check_changed_vars_2): New functions.
9525 (emit_notes_for_changes): Do nothing if changed_variables is
9526 empty. Traverse changed_variables with check_changed_vars_1,
9527 call check_changed_vars_2 on each changed_variables_stack entry.
9528 (emit_notes_in_bb): Add SET argument. Just clear it at the
9529 beginning, use it instead of local &set, don't destroy it at the end.
9530 (vt_emit_notes): Call dataflow_set_clear early on all
9531 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9532 computed set, dataflow_set_clear also VTI(bb)->in when we are
9533 done with the basic block. Initialize changed_variables_stack,
9534 free it afterwards. If ENABLE_CHECKING verify that after noting
9535 differences to an empty set value_chains hash table is empty.
9536 (vt_initialize): Initialize value_chains and value_chain_pool.
9537 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9538 (variable_tracking_main): Call dump_dataflow_sets before calling
9539 vt_emit_notes, not after it.
9540 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9541 (propagate_var_def_into_debug_stmts): Declare.
9542 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9543 (df_set_note): Reject debug insns.
9544 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9545 add notes to debug insns.
9546 (df_note_bb_compute): Adjust. Likewise.
9547 (df_simulate_uses): Skip debug insns.
9548 (df_simulate_initialize_backwards): Likewise.
9549 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9550 (subst_stack_regs_pat): Reject debug insns.
9551 (convert_regs_1): Handle debug insns.
9552 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9553 (print-rtl.o): Depend on cselib.h.
9554 (cselib.o): Depend on TREE_PASS_H.
9555 (var-tracking.o): Depend on cselib.h and TARGET_H.
9556 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9557 (init_ready_list): Skip boundary debug insns.
9558 (add_branch_dependences): Skip debug insns.
9559 (free_block_dependencies): Check for blocks with only debug insns.
9560 (compute_priorities): Likewise.
9561 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9562 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9564 (gimple_build_debug_bind_stat): New.
9565 (empty_body_p): Skip debug stmts.
9566 (gimple_has_side_effects): Likewise.
9567 (gimple_rhs_has_side_effects): Likewise.
9568 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9569 (gimple_build_debug_bind_stat): Declare.
9570 (gimple_build_debug_bind): Define.
9571 (is_gimple_debug): New.
9572 (gimple_debug_bind_p): New.
9573 (gimple_debug_bind_get_var): New.
9574 (gimple_debug_bind_get_value): New.
9575 (gimple_debug_bind_get_value_ptr): New.
9576 (gimple_debug_bind_set_var): New.
9577 (gimple_debug_bind_set_value): New.
9578 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9579 (gimple_debug_bind_reset_value): New.
9580 (gimple_debug_bind_has_value_p): New.
9581 (gsi_next_nondebug): New.
9582 (gsi_prev_nondebug): New.
9583 (gsi_start_nondebug_bb): New.
9584 (gsi_last_nondebug_bb): New.
9585 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9586 (print_insn): Handle DEBUG_INSN.
9587 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9588 of first insn prevail.
9589 (first_stmt): Skip debug stmts.
9590 (first_non_label_stmt): Likewise.
9591 (last_stmt): Likewise.
9592 (has_zero_uses_1): New.
9593 (single_imm_use_1): New.
9594 (verify_gimple_debug): New.
9595 (verify_types_in_gimple_stmt): Handle debug stmts.
9596 (verify_stmt): Likewise.
9597 (debug_loop_num): Skip debug stmts.
9598 (remove_edge_and_dominated_blocks): Remove dominators last.
9599 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9600 (linearize_expr): Likewise.
9601 * config/i386/i386.c (ix86_delegitimize_address): Call
9602 default implementation.
9603 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9604 (group_barrier_needed): Skip debug insns.
9605 (emit_insn_group_barriers): Likewise.
9606 (emit_all_insn_group_barriers): Likewise.
9607 (ia64_variable_issue): Handle debug insns.
9608 (ia64_dfa_new_cycle): Likewise.
9609 (final_emit_insn_group_barriers): Skip debug insns.
9610 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9611 def cfa without frame.
9612 (process_set): Likewise.
9613 (process_for_unwind_directive): Pass frame on.
9614 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9615 (rs6000_delegitimize_address): New.
9616 (rs6000_debug_adjust_cost): Handle debug insns.
9617 (is_microcoded_insn): Likewise.
9618 (is_cracked_insn): Likewise.
9619 (is_nonpipeline_insn): Likewise.
9620 (insn_must_be_first_in_group): Likewise.
9621 (insn_must_be_last_in_group): Likewise.
9622 (force_new_group): Likewise.
9623 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9624 contains only debug insns.
9625 (rtl_merge_blocks): Skip debug insns.
9626 (purge_dead_edges): Likewise.
9627 (rtl_block_ends_with_call_p): Skip debug insns.
9628 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9629 (mark_reg_dependencies): Skip debug insns.
9630 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9631 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9632 * tree-ssa-threadedge.c
9633 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9634 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9635 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9636 (copyprop_hardreg_forward_1): Handle debug insns.
9637 * reload1.c (reload): Skip debug insns. Replace unassigned
9638 pseudos in debug insns with their equivalences.
9639 (eliminate_regs_in_insn): Skip debug insns.
9640 (emit_input_reload_insns): Skip debug insns at first, adjust
9642 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9643 (get_indirect_ref_operands): Pass opf_no_vops on.
9644 (get_expr_operands): Likewise. Skip debug stmts.
9645 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9647 2009-09-01 Richard Henderson <rth@redhat.com>
9649 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9650 stmt_ends_pp_p statements at least once.
9651 * tree-vrp.c (vrp_initialize): Likewise.
9652 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9654 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9657 Fix AIX bootstrap after PR debug/30161
9658 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9659 that is a GNU extension.
9660 (tmpl_value_parm_die_table): Move the definition of this global
9661 outside #ifdef DWARF2_DEBUGGING_INFO region.
9663 2009-09-01 Richard Guenther <rguenther@suse.de>
9665 * tree.c (tree_expr_size): New function.
9666 * tree.h (tree_expr_size): Declare.
9667 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9668 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9669 * langhooks.c (lhd_expr_size): Remove.
9670 * langhooks.h (struct lang_hooks): Remove expr_size.
9671 * explow.c (expr_size): Use tree_expr_size.
9672 (int_expr_size): Likewise.
9673 * langhooks-def.h (lhd_expr_size): Remove.
9674 (LANG_HOOKS_EXPR_SIZE): Likewise.
9675 (LANG_HOOKS_INITIALIZER): Adjust.
9677 2009-09-01 Richard Guenther <rguenther@suse.de>
9679 * tree-flow.h (mark_addressable): Move declaration ...
9680 * tree.h (mark_addressable): ... here.
9681 * stmt.c (expand_asm_operands): Use mark_addressable, not
9682 lang_hooks.mark_addressable.
9683 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9684 LANG_HOOKS_MARK_ADDRESSABLE.
9685 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9686 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9688 2009-08-31 Chris Demetriou <cgd@google.com>
9690 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9691 vectorize if not TARGET_SSE2.
9693 2009-08-31 DJ Delorie <dj@redhat.com>
9695 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9696 registers if no coprocessor is enabled.
9698 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9701 * cgraph.h (cgraph_get_node): Declare ...
9702 * cgraph.c (cgraph_get_node): ... new function.
9703 * dwarf2out.c (gen_generic_params_dies,
9704 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9705 make_ith_pack_parameter_name,
9706 append_entry_to_tmpl_value_parm_die_table,
9707 gen_remaining_tmpl_value_param_die_attribute): New functions.
9708 (gen_subprogram_die): Generate debug info for template parameters
9709 if debug info level is higher than DINFO_LEVEL_TERSE.
9710 Use tree_add_const_value_attribute_for_decl instead of
9711 tree_add_const_value_attribute.
9712 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9713 instead of tree_add_const_value_attribute.
9714 (gen_struct_or_union_type_die): Generate debug
9715 info for template parameters if debug info level is higher than
9717 (tree_add_const_value_attribute): Handle integral and pointer
9718 constants. Update comment.
9719 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9720 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9721 (reference_to_unused): Fix thinko. Remove redundant predicates from
9723 (tree_add_const_value_attribute): Make this work for constant
9725 tree_add_const_value_attribute_for_decl is to be used for variable
9727 (add_location_or_const_value_attribute): Use
9728 tree_add_const_value_attribute_for_decl now.
9729 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9730 DW_TAG_template_value_param DIEs after function DIEs have been
9732 * langhooks.h (lang_hooks_for_types): Add
9733 get_argument_pack_elems.
9734 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9735 (lang_hooks): Added get_innermost_generic_parms,
9736 get_innermost_generic_args.
9737 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9738 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9739 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9740 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9742 2009-08-31 DJ Delorie <dj@redhat.com>
9744 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9745 it once we start generating the prologue or epilogue.
9746 (mep_call_saves_register): If the frame is locked, re-use
9748 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9749 (mep_expand_prologue): Call it.
9750 (mep_expand_epilogue): Likewise.
9751 (mep_start_function): Use the same logic as mep_expand_prologue.
9752 (mep_pass_by_reference): Make logic more readable.
9753 (mep_return_in_memory): Zero-sized objects are passed in memory.
9754 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9756 2009-08-31 Richard Guenther <rguenther@suse.de>
9758 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9759 to query if the memory regions for memmove overlap.
9760 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9761 asserts on pointers, instead deal with odd trees.
9762 (ptr_derefs_may_alias_p): Likewise.
9763 (refs_may_alias_p_1): Constructor bases also never alias.
9765 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9767 * doc/install.texi (Final install): Adjust reference on where to
9768 order printed manuals.
9770 2009-08-30 Olivier Hainque <hainque@adacore.com>
9772 * dwarf2out.c (switch_to_frame_table_section): Move
9773 definition prior to first use.
9775 2009-08-30 Richard Guenther <rguenther@suse.de>
9777 PR tree-optimization/41186
9778 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9779 (ao_ref_init_from_ptr_and_size): New function.
9780 (ref_maybe_used_by_call_p_1): Be more precise tracking
9781 used ranges for builtin functions.
9782 (ref_maybe_used_by_call_p): Adjust.
9783 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9784 ranges for builtin functions.
9785 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9787 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9790 * fwprop.c (get_reg_use_in): Delete.
9791 (free_load_extend): New function.
9792 (forward_propagate_subreg): Use it.
9794 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9796 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9798 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9801 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9804 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9806 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9807 fini or fini_array section.
9809 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9811 * graphite-dependences.c (graphite_legal_transform_bb): Call
9812 pbb_remove_duplicate_pdrs.
9813 * graphite-poly.c (can_collapse_pdr): Removed.
9814 (pdr_find_duplicate): Removed.
9815 (can_collapse_pdrs): New.
9816 (pbb_remove_duplicate_pdrs): New.
9817 (new_poly_dr): Do not look for duplicates.
9818 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9819 (PBB_PDR_DUPLICATES_REMOVED): New.
9820 (pbb_remove_duplicate_pdrs): Declared.
9822 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9824 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9825 the strides by multiplying by PDR_NB_REFS.
9826 * graphite-poly.c (can_collapse_pdr): New.
9827 (pdr_find_duplicate): New.
9828 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9829 Initialize PDR_NB_REFS.
9830 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9832 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9834 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9837 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9840 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9842 * graphite-dependences.c (pddr_original_scattering): Return NULL
9843 for read-read dependence relations.
9844 * graphite-poly.h (enum poly_dr_type): Fix comment.
9847 (pdr_may_write_p): New.
9849 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9851 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9852 (struct poly_dr): Same.
9853 (new_poly_dr): Same.
9854 * graphite-poly.c (new_poly_dr): Same.
9855 * graphite-dependences.c (dot_deps): Disable call to system.
9857 2009-08-28 Cary Coutant <ccoutant@google.com>
9860 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9861 struct/union/enum types local to a function.
9863 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9864 Sebastian Pop <sebastian.pop@amd.com>
9866 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9867 pbb_strip_mine_time_depth. Changed the implementation so that
9868 transformation is expressed as a transformation on
9869 time (scatttering) dimensions. Also, ensures that the 2d+1
9870 scheduling format is preserved.
9871 (pbb_strip_mine_profitable_p): Profitability is based on the
9872 iteration number of a given time (scattering) dimension,
9873 and not on a original loop depth dimension.
9874 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9875 (pbb_do_strip_mine): Call psct_dynamic_dim.
9876 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9877 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9878 (pbb_nb_dynamic_scattering_transform): New.
9879 (psct_dynamic_dim): New.
9881 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9883 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9884 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9885 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9886 * graphite-interchange.c (build_linearized_memory_access): Same.
9887 (memory_stride_in_loop): Same.
9889 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9891 * graphite-dependences.c (pddr_original_scattering): New.
9892 (graphite_legal_transform_dr): Call pddr_original_scattering.
9895 * graphite-dependences.h (dot_deps): Declared.
9896 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9897 (print_pdr): Print PDR_ID.
9898 * graphite-poly.h (struct poly_dr): Add field id.
9901 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9903 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9905 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9906 not delete the original dependence relation.
9908 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9910 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9911 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9912 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9913 (free_poly_ddr): New.
9914 (pddr_is_empty): New.
9915 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9916 (dependence_polyhedron): Same. Remove useless gcc_assert.
9918 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9919 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9920 * graphite-dependences.h (enum poly_dependence_kind): New.
9921 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9922 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9923 (PDRP_SINK): Renamed PDDR_SINK.
9924 (PDRP_DDP): Renamed PDDR_DDP.
9926 (free_poly_ddr): Declared.
9927 * graphite-poly.c (new_scop): Use the new hash function names.
9928 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9929 into original_pddrs.
9930 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9932 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9934 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9935 bounds with LT_EXPR to make niter analysis more precise on code
9936 generated by Graphite.
9938 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9940 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9941 (graphite_legal_transform_bb): Same.
9942 (poly_drs_may_alias_p): Same.
9944 2009-08-28 Richard Guenther <rguenther@suse.de>
9946 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9948 2009-08-28 Jan Beulich <jbeulich@novell.com>
9950 * config/i386/netware.c: Include langhooks.h.
9951 (i386_nlm_encode_section_info): Simplify.
9952 (netware_override_options): Delete.
9953 * config/i386/netware.h (netware_override_options): Delete
9955 (OVERRIDE_OPTIONS): Delete definition.
9956 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9957 (ASM_COMMENT_START): Define.
9958 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9960 2009-08-28 Jan Beulich <jbeulich@novell.com>
9962 * configure.ac: For in-tree ld, do a plain version check to
9963 determine whether comdat groups are supported.
9964 * configure: Regenerate.
9966 2009-08-28 Olivier Hainque <hainque@adacore.com>
9968 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9969 always defined. Reflect definition or absence of such for
9970 COLLECT_EXPORT_LIST. Readability helper.
9971 (scanfilter): New enum, to help control what symbols
9972 are to be considered or ignored by scan_prog_file.
9973 (enum pass): Rename as "scanpass", moved together with scanfilter
9974 prior to scan_prog_file's prototype.
9975 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9976 Group prototype with the scanpass/scanfilter definitions, factorize
9977 head comments for the several implementations at the prototype.
9978 (main): Reorganize the first pass link control to let AIX
9979 drag only the needed frame tables in executables. Prevent
9980 frame tables collection during the scan aimed at static ctors.
9981 Pre-link and scan for frame tables later to compensate.
9982 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9983 A C statement to issue assembly directives that create a reference
9984 to the given DWARF table identifier label from the current function
9986 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9987 to differentiate first time section entry. Only emit a .data
9988 tables start identifier label the first time around.
9989 (switch_to_frame_table_section): New function. Helper for
9990 output_call_frame_info to switch possibly BACK into the eh_frame
9991 or the debug_frame section depending on FOR_EH.
9992 (output_call_frame_info): Use helper to first enter the proper
9994 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9995 emit a link to the frame table start label from each function
9997 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9998 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9999 * config/rs6000/rs6000-protos.h: Declare it.
10000 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
10002 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
10004 * config/sh/sh.c (split_branches): Check the result of
10007 2009-08-27 Steve Ellcey <sje@cup.hp.com>
10009 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
10010 using -pthread -fopenmp
10012 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
10014 * doc/service.texi (service directory): Update URL.
10016 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
10018 PR rtl-optimization/40861
10019 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
10020 extract word from a multi-word subreg for negative byte positions.
10022 2009-08-27 Tristan Gingold <gingold@adacore.com>
10023 Douglas B Rupp <rupp@gnat.com>
10025 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
10026 (SECTION_VMS_OVERLAY): Define.
10027 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
10029 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
10031 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
10032 common_object declarations.
10033 (ia64_section_type_flags): Set section flag for common_object.
10034 * config/ia64/ia64-protos.h
10035 (ia64_vms_output_aligned_decl_common): Declare.
10036 (ia64_vms_elf_asm_named_section): Declare.
10038 2009-08-27 Michael Matz <matz@suse.de>
10040 * expr.c (expand_expr_real_2): New function taking exploded
10041 unary or binary expression, split out from ...
10042 (expand_expr_real_1): ... here. Move over all unary/binary
10043 switch parts to above function, in particular these codes:
10044 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
10045 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
10046 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
10047 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
10048 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
10049 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
10050 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
10051 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
10052 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
10053 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
10054 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
10055 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
10056 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
10057 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
10058 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
10059 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
10060 VEC_PACK_FIX_TRUNC_EXPR.
10061 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
10064 2009-08-27 Richard Guenther <rguenther@suse.de>
10066 * gengtype.c (main): Handle uint64_t.
10067 * ipa-utils.c (get_base_var): Indent properly.
10068 * tree-ssa-live.c (debug_scope_block): New function.
10069 * tree-flow.h (debug_scope_block): Declare.
10070 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
10071 * basic-block.h (enum profile_status): Rename to
10072 enum profile_status_d.
10073 (x_profile_status): Adjust type.
10075 2009-08-27 Dodji Seketeli <dodji@redhat.com>
10078 * dwarf2out.c (get_context_die): Declare this static function.
10079 (gen_type_die_with_usage): Make sure a DIE is a generated for
10080 the context of a typedef.
10082 2009-08-26 Anatoly Sokolov <aesok@post.ru>
10084 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
10087 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
10089 * config/mips/mips-protos.h (mips_output_sync): Declare.
10090 (mips_sync_loop_insns): Likewise.
10091 (mips_output_sync_loop): Replace first two parameters with an rtx.
10092 * config/mips/mips.c (mips_multi_member): New structure.
10093 (mips_multi_members): New variable.
10094 (mips_multi_start): New function.
10095 (mips_multi_add): Likewise.
10096 (mips_multi_add_insn): Likewise.
10097 (mips_multi_add_label): Likewise.
10098 (mips_multi_last_index): Likewise.
10099 (mips_multi_copy_insn): Likewise.
10100 (mips_multi_set_operand): Likewise.
10101 (mips_multi_write): Likewise.
10102 (mips_print_operand_punctuation): Remove '%|' and '%-'.
10103 (mips_init_print_operand_punct): Update accordingly.
10104 (mips_start_ll_sc_sync_block): New function.
10105 (mips_end_ll_sc_sync_block): Likewise.
10106 (mips_output_sync): Likewise.
10107 (mips_sync_insn1_template): Likewise.
10108 (mips_sync_insn2_template): Likewise.
10109 (mips_get_sync_operand): Likewise.
10110 (mips_process_sync_loop): Likewise.
10111 (mips_output_sync_loop): Use mips_process_sync_loop.
10112 (mips_sync_loop_insns): New function.
10113 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
10114 (MIPS_COMPARE_AND_SWAP_12): Likewise.
10115 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
10116 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
10117 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
10118 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
10119 (MIPS_SYNC_OLD_OP_12): Likewise.
10120 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
10121 (MIPS_SYNC_NEW_OP_12): Likewise.
10122 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
10123 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
10124 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
10125 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
10126 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
10127 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
10128 * config/mips/mips.md (sync_mem): New attribute.
10129 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
10130 (sync_exclusive_mask, sync_required_oldval): Likewise.
10131 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
10132 (sync_release_barrier): Likewise.
10133 (length): Handle sync loops.
10134 (sync): Use mips_output_sync.
10135 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
10136 (sync_compare_and_swap<mode>): Set the new sync_* attributes
10137 and use mips_output_sync_loop.
10138 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
10139 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
10140 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
10141 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
10142 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
10143 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
10144 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
10145 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
10146 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
10148 2009-08-26 Richard Guenther <rguenther@suse.de>
10150 PR middle-end/41163
10151 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
10152 the types to not match.
10153 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
10155 * tree-ssa.c (useless_type_conversion_p): Conversions to
10156 pointers to unprototyped functions are useless.
10158 2009-08-26 Richard Guenther <rguenther@suse.de>
10160 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
10161 whole-program condition, prepare to be called for non-globals.
10162 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
10163 params build a representative with known type and track its fields.
10165 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
10167 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
10168 clearing by a taken branch.
10169 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
10170 effectively after bbro pass.
10171 (sync_nand<mode>): Ditto.
10172 (sync_old_<fetchop_name><mode>): Ditto.
10173 (sync_old_nand<mode>): Ditto.
10174 (sync_new_<fetchop_name><mode>): Dito.
10175 (sync_new_nand<mode>): Ditto.
10176 (sync_compare_and_swap<mode>_1): Ditto.
10177 (*sync_compare_and_swap<mode>): Ditto.
10178 (sync_lock_test_and_set<mode>_1): Ditto.
10179 ("sync_lock_test_and_set<mode>): Ditto.
10181 2009-08-25 Douglas B Rupp <rupp@gnat.com>
10183 * hwint.h (HOST_LONG_FORMAT): New macro
10184 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
10185 Use HOST_PTR_PRINTF.
10186 * system.h (HOST_PTR_PRINTF): Resurrect old macro
10187 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
10188 (HOST_PTR_PRINTF): Document.
10190 2009-08-25 Jan Hubicka <jh@suse.cz>
10192 * config/i386/bmmintrin.h: Replace by #error.
10195 Michael Meissner <michael.meissner@amd.com>
10196 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10197 Tony Linthicum <tony.linthicum@amd.com>
10199 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
10200 (TARGET_ROUND): New macro for the round/ptest instructions which
10201 are shared between SSE4.1 and SSE5.
10202 (OPTION_MASK_ISA_ROUND): Ditto.
10203 (OPTION_ISA_ROUND): Ditto.
10204 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
10205 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
10207 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
10208 (-mfused-madd): New switch to give users control over whether the
10209 compiler optimizes to use the multiply/add SSE5 instructions.
10211 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
10212 (ix86_handle_option): Turn off 3dnow if -msse5.
10213 (override_options): Add SSE5 support.
10214 (print_operand): %Y prints comparison codes for SSE5 com/pcom
10216 (ix86_expand_sse_movcc): Add SSE5 support.
10217 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
10218 vector type to the next largest size.
10219 (ix86_expand_sse5_pack): New function to use pperm to pack a
10220 vector type to the next smallest size.
10221 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
10222 (IX86_BUILTIN_FMADDSD): Ditto.
10223 (IX86_BUILTIN_FMADDPS): Ditto.
10224 (IX86_BUILTIN_FMADDPD): Ditto.
10225 (IX86_BUILTIN_FMSUBSS): Ditto.
10226 (IX86_BUILTIN_FMSUBSD): Ditto.
10227 (IX86_BUILTIN_FMSUBPS): Ditto.
10228 (IX86_BUILTIN_FMSUBPD): Ditto.
10229 (IX86_BUILTIN_FNMADDSS): Ditto.
10230 (IX86_BUILTIN_FNMADDSD): Ditto.
10231 (IX86_BUILTIN_FNMADDPS): Ditto.
10232 (IX86_BUILTIN_FNMADDPD): Ditto.
10233 (IX86_BUILTIN_FNMSUBSS): Ditto.
10234 (IX86_BUILTIN_FNMSUBSD): Ditto.
10235 (IX86_BUILTIN_FNMSUBPS): Ditto.
10236 (IX86_BUILTIN_FNMSUBPD): Ditto.
10237 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
10238 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
10239 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
10240 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
10241 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
10242 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
10243 (IX86_BUILTIN_PPERM): Ditto.
10244 (IX86_BUILTIN_PERMPS): Ditto.
10245 (IX86_BUILTIN_PERMPD): Ditto.
10246 (IX86_BUILTIN_PMACSSWW): Ditto.
10247 (IX86_BUILTIN_PMACSWW): Ditto.
10248 (IX86_BUILTIN_PMACSSWD): Ditto.
10249 (IX86_BUILTIN_PMACSWD): Ditto.
10250 (IX86_BUILTIN_PMACSSDD): Ditto.
10251 (IX86_BUILTIN_PMACSDD): Ditto.
10252 (IX86_BUILTIN_PMACSSDQL): Ditto.
10253 (IX86_BUILTIN_PMACSSDQH): Ditto.
10254 (IX86_BUILTIN_PMACSDQL): Ditto.
10255 (IX86_BUILTIN_PMACSDQH): Ditto.
10256 (IX86_BUILTIN_PMADCSSWD): Ditto.
10257 (IX86_BUILTIN_PMADCSWD): Ditto.
10258 (IX86_BUILTIN_PHADDBW): Ditto.
10259 (IX86_BUILTIN_PHADDBD): Ditto.
10260 (IX86_BUILTIN_PHADDBQ): Ditto.
10261 (IX86_BUILTIN_PHADDWD): Ditto.
10262 (IX86_BUILTIN_PHADDWQ): Ditto.
10263 (IX86_BUILTIN_PHADDDQ): Ditto.
10264 (IX86_BUILTIN_PHADDUBW): Ditto.
10265 (IX86_BUILTIN_PHADDUBD): Ditto.
10266 (IX86_BUILTIN_PHADDUBQ): Ditto.
10267 (IX86_BUILTIN_PHADDUWD): Ditto.
10268 (IX86_BUILTIN_PHADDUWQ): Ditto.
10269 (IX86_BUILTIN_PHADDUDQ): Ditto.
10270 (IX86_BUILTIN_PHSUBBW): Ditto.
10271 (IX86_BUILTIN_PHSUBWD): Ditto.
10272 (IX86_BUILTIN_PHSUBDQ): Ditto.
10273 (IX86_BUILTIN_PROTB): Ditto.
10274 (IX86_BUILTIN_PROTW): Ditto.
10275 (IX86_BUILTIN_PROTD): Ditto.
10276 (IX86_BUILTIN_PROTQ): Ditto.
10277 (IX86_BUILTIN_PROTB_IMM): Ditto.
10278 (IX86_BUILTIN_PROTW_IMM): Ditto.
10279 (IX86_BUILTIN_PROTD_IMM): Ditto.
10280 (IX86_BUILTIN_PROTQ_IMM): Ditto.
10281 (IX86_BUILTIN_PSHLB): Ditto.
10282 (IX86_BUILTIN_PSHLW): Ditto.
10283 (IX86_BUILTIN_PSHLD): Ditto.
10284 (IX86_BUILTIN_PSHLQ): Ditto.
10285 (IX86_BUILTIN_PSHAB): Ditto.
10286 (IX86_BUILTIN_PSHAW): Ditto.
10287 (IX86_BUILTIN_PSHAD): Ditto.
10288 (IX86_BUILTIN_PSHAQ): Ditto.
10289 (IX86_BUILTIN_FRCZSS): Ditto.
10290 (IX86_BUILTIN_FRCZSD): Ditto.
10291 (IX86_BUILTIN_FRCZPS): Ditto.
10292 (IX86_BUILTIN_FRCZPD): Ditto.
10293 (IX86_BUILTIN_CVTPH2PS): Ditto.
10294 (IX86_BUILTIN_CVTPS2PH): Ditto.
10295 (IX86_BUILTIN_COMEQSS): Ditto.
10296 (IX86_BUILTIN_COMNESS): Ditto.
10297 (IX86_BUILTIN_COMLTSS): Ditto.
10298 (IX86_BUILTIN_COMLESS): Ditto.
10299 (IX86_BUILTIN_COMGTSS): Ditto.
10300 (IX86_BUILTIN_COMGESS): Ditto.
10301 (IX86_BUILTIN_COMUEQSS): Ditto.
10302 (IX86_BUILTIN_COMUNESS): Ditto.
10303 (IX86_BUILTIN_COMULTSS): Ditto.
10304 (IX86_BUILTIN_COMULESS): Ditto.
10305 (IX86_BUILTIN_COMUGTSS): Ditto.
10306 (IX86_BUILTIN_COMUGESS): Ditto.
10307 (IX86_BUILTIN_COMORDSS): Ditto.
10308 (IX86_BUILTIN_COMUNORDSS): Ditto.
10309 (IX86_BUILTIN_COMFALSESS): Ditto.
10310 (IX86_BUILTIN_COMTRUESS): Ditto.
10311 (IX86_BUILTIN_COMEQSD): Ditto.
10312 (IX86_BUILTIN_COMNESD): Ditto.
10313 (IX86_BUILTIN_COMLTSD): Ditto.
10314 (IX86_BUILTIN_COMLESD): Ditto.
10315 (IX86_BUILTIN_COMGTSD): Ditto.
10316 (IX86_BUILTIN_COMGESD): Ditto.
10317 (IX86_BUILTIN_COMUEQSD): Ditto.
10318 (IX86_BUILTIN_COMUNESD): Ditto.
10319 (IX86_BUILTIN_COMULTSD): Ditto.
10320 (IX86_BUILTIN_COMULESD): Ditto.
10321 (IX86_BUILTIN_COMUGTSD): Ditto.
10322 (IX86_BUILTIN_COMUGESD): Ditto.
10323 (IX86_BUILTIN_COMORDSD): Ditto.
10324 (IX86_BUILTIN_COMUNORDSD): Ditto.
10325 (IX86_BUILTIN_COMFALSESD): Ditto.
10326 (IX86_BUILTIN_COMTRUESD): Ditto.
10327 (IX86_BUILTIN_COMEQPS): Ditto.
10328 (IX86_BUILTIN_COMNEPS): Ditto.
10329 (IX86_BUILTIN_COMLTPS): Ditto.
10330 (IX86_BUILTIN_COMLEPS): Ditto.
10331 (IX86_BUILTIN_COMGTPS): Ditto.
10332 (IX86_BUILTIN_COMGEPS): Ditto.
10333 (IX86_BUILTIN_COMUEQPS): Ditto.
10334 (IX86_BUILTIN_COMUNEPS): Ditto.
10335 (IX86_BUILTIN_COMULTPS): Ditto.
10336 (IX86_BUILTIN_COMULEPS): Ditto.
10337 (IX86_BUILTIN_COMUGTPS): Ditto.
10338 (IX86_BUILTIN_COMUGEPS): Ditto.
10339 (IX86_BUILTIN_COMORDPS): Ditto.
10340 (IX86_BUILTIN_COMUNORDPS): Ditto.
10341 (IX86_BUILTIN_COMFALSEPS): Ditto.
10342 (IX86_BUILTIN_COMTRUEPS): Ditto.
10343 (IX86_BUILTIN_COMEQPD): Ditto.
10344 (IX86_BUILTIN_COMNEPD): Ditto.
10345 (IX86_BUILTIN_COMLTPD): Ditto.
10346 (IX86_BUILTIN_COMLEPD): Ditto.
10347 (IX86_BUILTIN_COMGTPD): Ditto.
10348 (IX86_BUILTIN_COMGEPD): Ditto.
10349 (IX86_BUILTIN_COMUEQPD): Ditto.
10350 (IX86_BUILTIN_COMUNEPD): Ditto.
10351 (IX86_BUILTIN_COMULTPD): Ditto.
10352 (IX86_BUILTIN_COMULEPD): Ditto.
10353 (IX86_BUILTIN_COMUGTPD): Ditto.
10354 (IX86_BUILTIN_COMUGEPD): Ditto.
10355 (IX86_BUILTIN_COMORDPD): Ditto.
10356 (IX86_BUILTIN_COMUNORDPD): Ditto.
10357 (IX86_BUILTIN_COMFALSEPD): Ditto.
10358 (IX86_BUILTIN_COMTRUEPD): Ditto.
10359 (IX86_BUILTIN_PCOMEQUB): Ditto.
10360 (IX86_BUILTIN_PCOMNEUB): Ditto.
10361 (IX86_BUILTIN_PCOMLTUB): Ditto.
10362 (IX86_BUILTIN_PCOMLEUB): Ditto.
10363 (IX86_BUILTIN_PCOMGTUB): Ditto.
10364 (IX86_BUILTIN_PCOMGEUB): Ditto.
10365 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
10366 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
10367 (IX86_BUILTIN_PCOMEQUW): Ditto.
10368 (IX86_BUILTIN_PCOMNEUW): Ditto.
10369 (IX86_BUILTIN_PCOMLTUW): Ditto.
10370 (IX86_BUILTIN_PCOMLEUW): Ditto.
10371 (IX86_BUILTIN_PCOMGTUW): Ditto.
10372 (IX86_BUILTIN_PCOMGEUW): Ditto.
10373 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
10374 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
10375 (IX86_BUILTIN_PCOMEQUD): Ditto.
10376 (IX86_BUILTIN_PCOMNEUD): Ditto.
10377 (IX86_BUILTIN_PCOMLTUD): Ditto.
10378 (IX86_BUILTIN_PCOMLEUD): Ditto.
10379 (IX86_BUILTIN_PCOMGTUD): Ditto.
10380 (IX86_BUILTIN_PCOMGEUD): Ditto.
10381 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
10382 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
10383 (IX86_BUILTIN_PCOMEQUQ): Ditto.
10384 (IX86_BUILTIN_PCOMNEUQ): Ditto.
10385 (IX86_BUILTIN_PCOMLTUQ): Ditto.
10386 (IX86_BUILTIN_PCOMLEUQ): Ditto.
10387 (IX86_BUILTIN_PCOMGTUQ): Ditto.
10388 (IX86_BUILTIN_PCOMGEUQ): Ditto.
10389 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
10390 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
10391 (IX86_BUILTIN_PCOMEQB): Ditto.
10392 (IX86_BUILTIN_PCOMNEB): Ditto.
10393 (IX86_BUILTIN_PCOMLTB): Ditto.
10394 (IX86_BUILTIN_PCOMLEB): Ditto.
10395 (IX86_BUILTIN_PCOMGTB): Ditto.
10396 (IX86_BUILTIN_PCOMGEB): Ditto.
10397 (IX86_BUILTIN_PCOMFALSEB): Ditto.
10398 (IX86_BUILTIN_PCOMTRUEB): Ditto.
10399 (IX86_BUILTIN_PCOMEQW): Ditto.
10400 (IX86_BUILTIN_PCOMNEW): Ditto.
10401 (IX86_BUILTIN_PCOMLTW): Ditto.
10402 (IX86_BUILTIN_PCOMLEW): Ditto.
10403 (IX86_BUILTIN_PCOMGTW): Ditto.
10404 (IX86_BUILTIN_PCOMGEW): Ditto.
10405 (IX86_BUILTIN_PCOMFALSEW): Ditto.
10406 (IX86_BUILTIN_PCOMTRUEW): Ditto.
10407 (IX86_BUILTIN_PCOMEQD): Ditto.
10408 (IX86_BUILTIN_PCOMNED): Ditto.
10409 (IX86_BUILTIN_PCOMLTD): Ditto.
10410 (IX86_BUILTIN_PCOMLED): Ditto.
10411 (IX86_BUILTIN_PCOMGTD): Ditto.
10412 (IX86_BUILTIN_PCOMGED): Ditto.
10413 (IX86_BUILTIN_PCOMFALSED): Ditto.
10414 (IX86_BUILTIN_PCOMTRUED): Ditto.
10415 (IX86_BUILTIN_PCOMEQQ): Ditto.
10416 (IX86_BUILTIN_PCOMNEQ): Ditto.
10417 (IX86_BUILTIN_PCOMLTQ): Ditto.
10418 (IX86_BUILTIN_PCOMLEQ): Ditto.
10419 (IX86_BUILTIN_PCOMGTQ): Ditto.
10420 (IX86_BUILTIN_PCOMGEQ): Ditto.
10421 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10422 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10423 (enum multi_arg_type): New enum for describing the various SSE5
10424 intrinsic argument types.
10425 (bdesc_multi_arg): New table for SSE5 intrinsics.
10426 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10427 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10429 (ix86_expand_builtin): Add SSE5 intrinsic support.
10430 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10431 operand instructions.
10432 (ix86_expand_sse5_multiple_memory): New function to split the
10433 second memory reference from SSE5 instructions.
10434 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10435 (ix86_return_pops_args): Use stdarg_p to determine if the function
10436 has variable arguments.
10437 (ix86_setup_incoming_varargs): Ditto.
10438 (x86_this_parameter): Ditto.
10440 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10442 (ix86_expand_sse5_pack): Ditto.
10443 (ix86_sse5_valid_op_p): Ditto.
10444 (ix86_expand_sse5_multiple_memory): Ditto.
10446 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10447 constant for SSE5 support.
10448 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10449 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10450 (UNSPEC_SSE5_PERMUTE): Ditto.
10451 (UNSPEC_SSE5_ASHIFT): Ditto.
10452 (UNSPEC_SSE5_LSHIFT): Ditto.
10453 (UNSPEC_FRCZ): Ditto.
10454 (UNSPEC_CVTPH2PS): Ditto.
10455 (UNSPEC_CVTPS2PH): Ditto.
10456 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10457 (PCOM_TRUE): Ditto.
10458 (COM_FALSE_S): Ditto.
10459 (COM_FALSE_P): Ditto.
10460 (COM_TRUE_S): Ditto.
10461 (COM_TRUE_P): Ditto.
10462 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10463 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10465 (memory attribute): Ditto.
10466 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10467 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10468 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10469 (floor<mode>2): Ditto.
10470 (ceil<mode>2): Ditto.
10471 (btrunc<mode>2): Ditto.
10472 (nearbyintdf2): Ditto.
10473 (nearbyintsf2): Ditto.
10474 (sse_setccsf): Disable if SSE5.
10475 (sse_setccdf): Ditto.
10476 (sse5_setcc<mode>): New support for SSE5 conditional move.
10477 (sse5_pcmov_<mode>): Ditto.
10479 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10480 (SSEMODEF4): Ditto.
10481 (SSEMODEF2P): Ditto.
10482 (ssemodesuffixf4): New mode attribute for SSE5.
10483 (ssemodesuffixf2s): Ditto.
10484 (ssemodesuffixf2c): Ditto.
10485 (sserotatemax): Ditto.
10486 (ssescalarmode): Ditto.
10487 (sse_maskcmpv4sf3): Disable if SSE5.
10488 (sse_maskcmpv2df3): Ditto.
10489 (sse_vmmaskcmpv4sf3): Ditto.
10490 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10491 (sse5_vmfmadd<mode>4): Ditto.
10492 (sse5_fmsub<mode>4): Ditto.
10493 (sse5_vmfmsub<mode>4): Ditto.
10494 (sse5_fnmadd<mode>4): Ditto.
10495 (sse5_vmfnmadd<mode>4): Ditto.
10496 (sse5_fnmsub<mode>4): Ditto.
10497 (sse5_vmfnmsub<mode>4): Ditto.
10498 (sse5i_fmadd<mode>4): Ditto.
10499 (sse5i_fmsub<mode>4): Ditto.
10500 (sse5i_fnmadd<mode>4): Ditto.
10501 (sse5i_fnmsub<mode>4): Ditto.
10502 (sse5i_vmfmadd<mode>4): Ditto.
10503 (sse5i_vmfmsub<mode>4): Ditto.
10504 (sse5i_vmfnmadd<mode>4): Ditto.
10505 (sse5i_vmfnmsub<mode>4): Ditto.
10506 (mulv16qi3): Add SSE5 support.
10508 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10509 (sse2_mulv4si3): Disable if SSE5.
10510 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10511 (sse4_1_roundps): Ditto.
10512 (sse4_1_roundsd): Ditto.
10513 (sse4_1_roundss): Ditto.
10514 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10516 (sse_maskcmpsf3): Ditto.
10517 (sse_vmmaskcmpv4sf3): Ditto.
10518 (sse2_maskcmpv2df3): Ditto.
10519 (sse2_maskcmpdf3): Ditto.
10520 (sse2_vmmaskcmpv2df3): Ditto.
10521 (sse2_eq<mode>3): Ditto.
10522 (sse2_gt<mode>3): Ditto.
10523 (sse5_pcmov_<mode>): Add SSE5 support.
10524 (vec_unpacku_hi_v16qi): Ditto.
10525 (vec_unpacks_hi_v16qi): Ditto.
10526 (vec_unpacku_lo_v16qi): Ditto.
10527 (vec_unpacks_lo_v16qi): Ditto.
10528 (vec_unpacku_hi_v8hi): Ditto.
10529 (vec_unpacks_hi_v8hi): Ditto.
10530 (vec_unpacku_lo_v8hi): Ditto.
10531 (vec_unpacks_lo_v8hi): Ditto.
10532 (vec_unpacku_hi_v4si): Ditto.
10533 (vec_unpacks_hi_v4si): Ditto.
10534 (vec_unpacku_lo_v4si): Ditto.
10535 (vec_unpacks_lo_v4si): Ditto.
10536 (sse5_pmacsww): New SSE5 intrinsic insn.
10537 (sse5_pmacssww): Ditto.
10538 (sse5_pmacsdd): Ditto.
10539 (sse5_pmacssdd): Ditto.
10540 (sse5_pmacssdql): Ditto.
10541 (sse5_pmacssdqh): Ditto.
10542 (sse5_pmacsdqh): Ditto.
10543 (sse5_pmacsswd): Ditto.
10544 (sse5_pmacswd): Ditto.
10545 (sse5_pmadcsswd): Ditto.
10546 (sse5_pmadcswd): Ditto.
10547 (sse5_pcmov_<move>): Conditional move support on SSE5.
10548 (sse5_phaddbw): New SSE5 intrinsic insn.
10549 (sse5_phaddbd): Ditto.
10550 (sse5_phaddbq): Ditto.
10551 (sse5_phaddwd): Ditto.
10552 (sse5_phaddwq): Ditto.
10553 (sse5_phadddq): Ditto.
10554 (sse5_phaddubw): Ditto.
10555 (sse5_phaddubd): Ditto.
10556 (sse5_phaddubq): Ditto.
10557 (sse5_phadduwd): Ditto.
10558 (sse5_phadduwq): Ditto.
10559 (sse5_phaddudq): Ditto.
10560 (sse5_phsubbw): Ditto.
10561 (sse5_phsubwd): Ditto.
10562 (sse5_phsubdq): Ditto.
10563 (sse5_pperm): Ditto.
10564 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10565 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10566 (sse5_pperm_sign_v8hi_v4si): Ditto.
10567 (sse5_pperm_zero_v8hi_v4si): Ditto.
10568 (sse5_pperm_sign_v4si_v2di): Ditto.
10569 (sse5_pperm_sign_v4si_v2di): Ditto.
10570 (sse5_pperm_pack_v2di_v4si): Ditto.
10571 (sse5_pperm_pack_v4si_v8hi): Ditto.
10572 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10573 (sse5_perm<mode>): New SSE5 intrinsic insn.
10574 (rotl<mode>3): Ditto.
10575 (sse5_rotl<mode>3): Ditto.
10576 (sse5_ashl<mode>3): Ditto.
10577 (sse5_lshl<mode>3): Ditto.
10578 (sse5_frcz<mode>2): Ditto.
10579 (sse5s_frcz<mode>2): Ditto.
10580 (sse5_cvtph2ps): Ditto.
10581 (sse5_cvtps2ph): Ditto.
10582 (sse5_vmmaskcmp<mode>3): Ditto.
10583 (sse5_com_tf<mode>3): Ditto.
10584 (sse5_maskcmp<mode>3): Ditto.
10585 (sse5_maskcmp_uns<mode>3): Ditto.
10586 (sse5_maskcmp_uns2<mode>3): Ditto.
10587 (sse5_pcom_tf<mode>3): Ditto.
10589 * config/i386/predicates.md (sse5_comparison_float_operator):
10590 New predicate to match the comparison operators supported by
10591 the SSE5 com instruction.
10592 (ix86_comparison_int_operator): New predicate to match just the
10593 signed int comparisons.
10594 (ix86_comparison_uns_operator): New predicate to match just the
10595 unsigned int comparisons.
10597 * doc/invoke.texi (-msse5): Add documentation.
10598 (-mfused-madd): Ditto.
10600 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10602 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10604 (x86_64-*-*): Ditto.
10606 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10608 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10609 intrinisics for SSE5.
10611 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10614 * config/i386/mmintrin-common.h: New file, to contain common
10615 instructions between SSE4.1 and SSE5.
10617 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10618 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10619 (gen_regparm_prefix): Ditto.
10621 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10622 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10623 prototype_p to determine if a function is prototyped.
10625 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10627 * c-common.c (c_common_reswords) add the alignof keyword,
10628 with same RID as __alignof and __alignof__
10630 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10632 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10633 * hooks.c (hook_bool_const_int_const_int_true): New function.
10634 * target.h (struct gcc_target): Add can_eliminate field.
10635 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10636 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10637 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10638 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10639 (elim_table): Revise comment.
10640 * system.h (CAN_ELIMINATE): Poison.
10641 * defaults.h (CAN_ELIMINATE): Remove.
10642 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10644 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10645 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10647 (alpha_vms_can_eliminate): Declare as static, change return type to
10649 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10651 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10652 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10653 (arm_can_eliminate): New function.
10655 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10656 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10657 (avr_can_eliminate): Declare as static.
10658 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10660 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10661 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10662 (bfin_can_eliminate): New function.
10664 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10665 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10666 (crx_can_eliminate): New function.
10668 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10669 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10670 (fr30_can_eliminate): New function.
10672 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10673 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10674 (frv_can_eliminate): New function.
10676 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10677 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10678 (h8300_can_eliminate): New function.
10680 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10681 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10682 (i386_can_eliminate): Declare as static, change return type to bool.
10683 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10685 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10686 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10687 (ia64_can_eliminate): New function.
10689 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10690 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10691 (iq2000_can_eliminate): New function.
10693 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10694 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10695 (m32r_can_eliminate): New function.
10697 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10698 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10699 (m68hc11_can_eliminate): New function.
10701 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10702 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10703 (m68k_can_eliminate): New function.
10705 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10706 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10707 (mep_can_eliminate): New function.
10709 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10710 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10711 (mips_can_eliminate): New function.
10713 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10714 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10715 (rs6000_can_eliminate): New function.
10717 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10718 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10719 (s390_can_eliminate): Declare as static.
10720 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10722 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10723 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10724 (score_can_eliminate): New function.
10726 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10727 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10728 (sparc_can_eliminate): Declare as static.
10729 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10731 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10732 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10733 (xstormy16_can_eliminate): New function.
10735 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10736 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10737 (v850_can_eliminate): New function.
10739 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10741 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10742 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10743 (*movdfcc_ext[1234]): Disable for IEEE mode.
10745 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10747 * gimplify.c (prepare_gimple_addressable): New static function.
10748 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10750 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10751 manually fiddling with it.
10753 2009-08-25 Michael Matz <matz@suse.de>
10755 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10756 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10758 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10759 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10760 (do_jump): Split out code for simple binary comparisons into ...
10761 (do_jump_1): ... this, taking the individual operands and code.
10762 Change callers to helper function above accordingly.
10763 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10766 2009-08-25 Michael Matz <matz@suse.de>
10768 * expr.h (struct separate_ops, sepops): New type for passing
10769 around an exploded simple expression.
10770 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10771 Use this structure instead of expression tree.
10772 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10773 expression, only its type.
10774 (expand_vec_cond_expr): Take type and individual operands instead
10775 of full expression.
10776 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10777 expand_vec_shift_expr): Change prototype accordingly.
10778 * tree-vect-stmts.c (vectorizable_condition): Change call of
10779 expand_vec_cond_expr_p to pass only type.
10780 * expr.c (do_store_flags): Change prototype and implementation
10781 to take an exploded expression.
10782 (expand_expr_real_1): New local ops initialized with details
10783 of the full expression. Use it instead of full
10784 expression in calls to do_store_flags, expand_vec_cond_expr,
10785 expand_widen_pattern_expr and expand_vec_shift_expr.
10787 2009-08-25 Michael Matz <matz@suse.de>
10789 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10790 treeop2 initialized with first three operands of the full expression.
10791 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10793 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10795 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10796 (__gthread_objc_condition_allocate): Mark arguments as unused.
10797 (__gthread_objc_condition_deallocate): Likewise.
10798 (__gthread_objc_condition_wait): Likewise.
10799 (__gthread_objc_condition_broadcast): Likewise.
10800 (__gthread_objc_condition_signal): Likewise.
10801 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10802 (__gthread_objc_thread_id): Likewise.
10804 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10806 PR middle-end/41149
10807 * tree-pretty-print.c (print_call_name): Print the correct call name
10808 for procedure pointer components.
10810 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10812 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10813 default_promote_function_mode when not VMS.
10815 2009-08-24 Olivier Hainque <hainque@adacore.com>
10817 * convert.c (convert_to_integer): Don't assume an input pointer is
10818 POINTER_SIZE wide. Fetch from the type instead.
10820 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10822 * configure.ac (AC_PREREQ): Bump to 2.64.
10824 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10826 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10827 (process_command): Don't search standard_exec_prefix_1 and
10828 standard_exec_prefix_2.
10830 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10832 * config/arm/arm.c (output_return_instruction): Handle for
10835 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10837 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10839 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10841 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10842 (*arm_movdf_vfp): Likewise.
10844 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10846 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10847 (vashr<mode>3): Rename from ashr<mode>3.
10848 (vlshr<mode>3): Rename from lshr<mode>3.
10850 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10853 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10854 (check_format_info_main): Use scalar_identify_flag.
10855 (check_format_types): Check for scalar size identity if
10856 scalar_identify_flag is set.
10857 (printf_length_specs): Extend by new field.
10858 (asm_fprintf_length_specs): Likewise.
10859 (gcc_diag_length_specs): Likewise.
10860 (scanf_length_specs): Likewise.
10861 (strfmon_length_specs): Likewise.
10862 (gcc_gfc_length_specs): Likewise.
10863 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10864 (ms_printf_flag_specs): Likewise.
10865 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10867 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10870 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10871 (*call_value_pop_1): Ditto.
10872 (*sibcall_pop_1): New insn pattern.
10873 (*sibcall_value_pop_1): Ditto.
10875 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10878 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10881 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10884 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10885 (get_reg_use_in): New function.
10886 (forward_propagate_subreg): Propagate through subreg of zero_extend
10889 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10891 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10892 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10894 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10896 * configure.ac: Remove --with-datarootdir, --with-docdir,
10897 --with-htmldir switches. No need to call AC_SUBST for
10898 datarootdir, docdir, htmldir any more.
10899 * configure: Regenerate.
10900 * doc/install.texi (Configuration): Document --datarootdir,
10901 --docdir, --htmldir, --pdfdir; update documentation for
10902 --infodir, --mandir.
10903 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10906 * aclocal.m4: Regenerate.
10907 * config.in: Regenerate.
10908 * configure: Regenerate.
10910 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10911 Olivier Hainque <hainque@adacore.com>
10913 * config/ia64/ia64.c: Include libfuncs.h.
10914 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10915 (ia64_expand_call): Use reg 25 on VMS.
10916 (ia64_initialize_trampoline): Fix for VMS ABI.
10917 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10918 (ia64_function_arg): Initialize reg 25 on VMS.
10919 Fix OpenVMS ABI issues for varargs.
10920 For OpenVMS, emit the Argument Information register set in the
10921 incoming/sibcall case as well.
10922 (ia64_arg_type): New function.
10923 (ia64_function_arg_advance): Keep track of cum->words.
10924 Fix OpenVMS ABI issues for varargs.
10925 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10926 (ia64_override_options): Set flag_no_common on VMS.
10927 (ia64_init_builtins): Disable FWRITE builtin.
10928 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10929 (ia64_vms_init_libfuncs): Add decc$ routines.
10930 (ia64_vms_valid_pointer_mode): New function.
10931 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10932 (ia64_promote_function_mode): New function
10933 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10934 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10935 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10936 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10937 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10938 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10939 Suppress trailing '#' if VALUE is numeric.
10940 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10941 ia64_promote_function_mode.
10942 (TARGET_VALID_POINTER_MODE): Define.
10944 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10947 * config/rs6000/rs6000.c (rs6000_override_options): Use
10948 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10951 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10952 reporting of vector + decimal/boolean/complex error.
10954 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10956 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10957 __vector double TYPE_DECL.
10959 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10961 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10962 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10963 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10964 to pointer to enum machine_mode. Update all callers as needed.
10966 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10968 * config/alpha/alpha.md (exception_receiver): Emit alternative
10969 GP load sequence if flag_reorder_blocks_and_partition is set.
10970 (*exception_receiver_2): Also enable when
10971 flag_reorder_blocks_and_partition is set.
10973 2009-08-20 Matt Rice <ratmice@gmail.com>
10974 Diego Novillo <dnovillo@google.com>
10976 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10979 2009-08-20 Richard Guenther <rguenther@suse.de>
10981 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10982 * c-tree.h (c_dup_lang_specific_decl): Remove.
10983 (struct lang_decl, struct lang_type): Move definitions ...
10984 * c-lang.h: ... here. New file.
10985 * c-decl.c: Include c-lang.h.
10986 (c_dup_lang_specific_decl): Remove.
10987 * c-typeck.c: Include c-lang.h.
10988 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10989 (c-typeck.o): Likewise.
10990 * c-config-lang.in (gtfiles): Add c-lang.h.
10991 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10994 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10996 * config/alpha/alpha.c (alpha_end_function): Do not clear
10997 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10998 this is now handled in generic code.
11000 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11002 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
11003 (s390_z10_fix_long_loop_prediction): New function.
11004 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
11005 (s390_reorg): Walk over the INSNs and invoke
11006 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
11008 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11010 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
11011 "*brx_64bit", "*brx_31bit"): New patterns.
11012 * config/s390/s390.c ('E'): New output modifier.
11014 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11015 Richard Earnshaw <richard.earnshaw@arm.com>
11017 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
11018 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
11020 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11022 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
11024 * pa.c (emit_move_sequence): Check if address of operand1 is valid
11025 for mode mode of operand0 when doing secondary reload for SAR.
11027 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11029 PR middle-end/41123
11030 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
11031 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
11033 2009-08-19 Jason Merrill <jason@redhat.com>
11035 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
11036 supported template depth in C++0x.
11038 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11040 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
11041 free_after_compilation.
11042 * config/score/score7.c (score7_output_mi_thunk): Likewise.
11043 * config/score/score3.c (score3_output_mi_thunk): Likewise.
11044 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11045 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11046 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11047 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11048 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11050 2009-08-19 Ian Lance Taylor <iant@google.com>
11052 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
11053 of (plus (mult (neg B) C) A).
11055 2009-08-18 Michael Matz <matz@suse.de>
11057 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
11058 instead of comparing TYPE_MAIN_VARIANT for equality.
11059 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
11060 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
11061 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
11062 * gimplify.c (goa_lhs_expr_p): Ditto and use
11063 STRIP_USELESS_TYPE_CONVERSION.
11065 2009-08-18 Michael Matz <matz@suse.de>
11067 * tree-ssa-structalias.c (create_variable_info_for): Also mark
11068 first field in a struct.
11069 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
11071 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
11073 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
11074 locators before emit_insn is called. Remove assert that
11076 (alpha_end_function): Clear crtl->emit structure and free insn
11077 locators if cfun->is_thunk is true.
11079 2009-08-18 Jason Merrill <jason@redhat.com>
11081 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
11083 * configure.ac: Test for it.
11084 * configure, config.in: Regenerate.
11085 * doc/install.texi: Document --enable-gnu-unique-object.
11087 2009-08-18 Richard Guenther <rguenther@suse.de>
11089 PR middle-end/41094
11090 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
11091 pow(x,y*z) only if x is nonnegative.
11093 2009-08-18 Jakub Jelinek <jakub@redhat.com>
11095 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
11099 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
11100 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
11102 2009-08-17 DJ Delorie <dj@redhat.com>
11104 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
11105 * config/m32c/prologue.md (epilogue_freit): New.
11107 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
11108 (bank_switch_p): Likewise.
11109 (fast_interrupt_p): Likewise.
11110 (interrupt_p): Likewise.
11111 (m32c_conditional_register_usage): Round memregs size up.
11112 (need_to_save): We only need to save $a0 when we use ENTER.
11113 (interrupt_p): Check for fast_interrupt too.
11114 (bank_switch_p): New.
11115 (fast_interrupt_p): New.
11116 (m32c_attribute_table): Add bank_switch and fast_interrupt.
11117 (m32c_emit_prolog): Support bank switching and fast interrupts.
11118 * doc/extend.texi (Function Attributes): Add bank_switch and
11121 2009-08-17 Douglas B Rupp <rupp@gnat.com>
11123 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
11124 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
11126 2009-08-16 Douglas B Rupp <rupp@gnat.com>
11128 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
11129 (menu): Add IA-64/VMS Options.
11130 (IA-64/VMS Options): Likewise.
11132 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11135 * config/mips/mips.md (*lwxs): Use :P for pointer values.
11137 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11139 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
11140 (mips_pop_asm_switch): Likewise.
11141 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
11143 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11144 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
11145 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
11146 (mips_print_operand_punctuation): Use them. Check mips_noreorder
11147 instead of set_noreorder.
11148 (mips_output_function_prologue): Use the new functions.
11149 (mips_output_function_epilogue): Likewise.
11150 (mips_need_noat_wrapper_p): New function, split out from...
11151 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
11152 Use mips_push_asm_switch and mips_pop_asm_switch.
11153 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
11154 and mips_pop_asm_switch.
11155 (ASM_OUTPUT_REG_POP): Likewise.
11156 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
11157 Use mips_pop_asm_switch.
11158 (mips_asm_switch): New structure.
11159 (set_noreorder, set_nomacro): Replace with...
11160 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11161 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
11162 instead of set_nomacro.
11163 (fix_truncsfsi2_macro): Likewise.
11164 (cprestore): Likewise.
11165 (hazard): Use mips_noreorder instead of set_noreorder.
11166 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11168 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
11170 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
11171 from prev_active_insn.
11173 2009-08-16 Anatoly Sokolov <aesok@post.ru>
11175 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
11176 * config/avr/avr.c (avr_override_options): Initialize
11177 avr_current_arch variable.
11178 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
11179 __AVR_HAVE_16BIT_SP__ according to the device type.
11180 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
11182 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
11183 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
11185 2009-08-16 Dodji Seketeli <dodji@redhat.com>
11188 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
11189 generating inlined subroutine die only. We shouldn't be
11190 called for anything else.
11191 (gen_block_die): Don't generate inline subroutine debug info for
11194 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11196 * graphite-poly.c (print_pbb): Print PBB index.
11198 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11200 PR middle-end/40981
11201 * graphite-interchange.c (ppl_max_for_le): Moved...
11202 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
11203 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
11204 ppl_Pointset_Powerset_C_Polyhedron_maximize.
11205 * graphite-ppl.h (ppl_max_for_le): Declared.
11207 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
11209 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
11210 supported on all platforms.
11211 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
11212 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
11213 * c-pragma.c: Likewise.
11214 * target-def.h (TARGET_INITIALIZER): Remove
11215 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11216 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
11218 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11220 * config/ia64/fde-vms.c: New file.
11221 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
11222 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
11223 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
11224 (uw_frame_state_for): Only register a personality routine if it is
11225 known to be compatible with our expectations.
11226 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
11227 Declare unw_table_entry stack variable and
11228 mod all calls to _Unwind_FindTableEntry to add arg.
11229 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
11230 (_Unwind_FindTableEntry): Add arg to prototype.
11232 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
11234 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
11235 field 'signal_pfs_loc'.
11236 (uw_frame_state_for): Remove duplicate code dealing with leaf
11237 procedures without unwind info.
11238 If in the frame after unwinding through a signal handler, restore
11239 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
11240 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
11241 'pfs_loc' to the AR.PFS location in the signal context; instead
11242 set 'signal_pfs_loc'.
11243 Manually generate the unwind info for the AR.PFS register.
11244 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
11245 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
11246 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
11247 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
11248 instead set 'signal_pfs_loc'.
11249 Remove code preventing the AR.PFS register from being restored
11250 from the signal context.
11252 2009-08-14 Douglas B Rupp <rupp@gnat.com>
11253 Tristan Gingold <gingold@adacore.com>
11255 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
11256 * config/ia64/t-vms: New file.
11257 * config/ia64/vms64.h: New file.
11258 * config/ia64/vms.h: New file.
11259 * config/ia64/vms-crtinit.asm: New file.
11260 * config/ia64/vms_symvec_libgcc_s.opt: New file.
11261 * config/ia64/vms-unwind.h: New file.
11263 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11265 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
11268 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11270 PR middle-end/30789
11271 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
11272 Move declaration...
11273 * real.h (do_mpc_arg2): ... here.
11274 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11277 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
11279 * final.c (add_debug_prefix_map): Don't use GC memory for
11280 old_prefix and new_prefix.
11282 2009-08-14 Richard Guenther <rguenther@suse.de>
11284 * ipa-prop.c (compute_complex_pass_through): If we cannot
11285 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11287 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11289 * c-lex.c (c_lex_with_flags): Increase size of local variable
11290 to avoid memory clobber.
11292 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
11295 * config/i386/i386.c (ix86_fp_comparison_strategy):
11296 Only enable/disable sahf at function granularity.
11298 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
11300 PR rtl-optimization/41064
11301 * reload1.c (reload_as_needed): Don't call extract_insn
11302 for known invalid replacements after calling
11303 validate_replace_rtx_group and verify_changes.
11305 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11308 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
11309 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
11310 ix86_expand_fp_vcond.
11311 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
11312 Assert that operation is supported by ix86_expand_int_vcond.
11313 (vcondu<SSEMODE124C8:mode>): Ditto.
11315 2009-08-13 DJ Delorie <dj@redhat.com>
11317 * config/i386/djgpp-stdint.h: New.
11318 * config.gcc (djgpp): Use it.
11320 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
11322 * config/sh/sh.c (sh_override_options): When flag_exceptions or
11323 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
11325 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11327 * tree-ssa-loop-prefetch.c
11328 (prune_ref_by_group_reuse): Enhance probabilistic analysis
11329 for long-stride pruning.
11330 (compute_miss_rate): New function to compute the probability
11331 that two memory references access different cache lines.
11333 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
11335 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
11337 2009-08-13 Richard Guenther <rguenther@suse.de>
11339 PR middle-end/41047
11340 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
11341 use the constant pointer type.
11342 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
11343 of CV qualifiers on the target pointer type.
11344 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
11345 conversion check before restrict check.
11347 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11350 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
11352 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11354 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
11356 2009-08-12 Richard Guenther <rguenther@suse.de>
11358 PR tree-optimization/41011
11359 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
11360 and reference constructing.
11362 2009-08-12 Xinliang David Li <davidxl@google.com>
11364 PR tree-optimization/41012
11365 * tree-flow.h : New external interface.
11366 * gimple-low.c (check_call_arg): Change to public function.
11367 Remove argument mismatch check in lowering.
11368 * tree-inline.h (tree_can_inline_p): Interface change.
11369 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
11370 into this function.
11371 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11372 Call change to tree_can_inline_p function.
11373 (cgraph_decide_inlining_incrementally): Ditto.
11375 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
11377 PR tree-optimization/41031
11378 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
11379 on the partition variable rather than promote_mode on the source
11380 type. Assert that the partition variable's type has the same
11381 mode as the source value's.
11383 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
11385 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
11386 for for_return == 2.
11387 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
11389 * calls.c (expand_call): Fix typo.
11390 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
11392 * stmt.c (expand_value_return): Use promote_function_mode to copy out
11394 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
11395 * config/cris/cris.c (cris_promote_function_mode): Likewise.
11396 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
11397 * config/pa/pa.c (pa_promote_function_mode): Likewise.
11399 2009-08-12 Andrew Haley <aph@redhat.com>
11401 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
11403 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11406 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11408 2009-08-12 Richard Guenther <rguenther@suse.de>
11410 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
11411 * gimplify.c (gimplify_modify_expr): Do not use
11412 lang_hooks.types_compatible_p.
11413 * tree-ssa.c (useless_type_conversion_p): For aggregates
11414 just return false if the canonical types differ.
11416 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11418 PR middle-end/40980
11419 * sese.c (convert_for_phi_arg): New.
11420 (add_guard_exit_phis): Use convert_for_phi_arg.
11422 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11424 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11425 unknown subscript upper bounds.
11427 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11428 Pranav Garg <pranav.garg2107@gmail.com>
11430 * graphite-interchange.c (gather_access_strides): Removed.
11431 (ppl_max_for_le): New.
11432 (build_linearized_memory_access): New.
11433 (memory_stride_in_loop): New.
11434 (pbb_interchange_profitable_p): Reimplemented.
11435 * graphite-ppl.h (ppl_new_id_map): New.
11436 (ppl_interchange): New.
11438 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11440 * graphite-interchange.c (compute_subscript): Removed.
11441 (compute_array_size_cstr): Removed.
11442 (compute_array_size_poly): Removed.
11443 (compute_array_size): Removed.
11444 (gather_access_strides_poly): Removed.
11445 (gather_access_strides): Empty.
11447 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11449 * graphite-dependences.c (dependence_polyhedron_1): Replace
11450 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11451 (graphite_legal_transform_dr): Same.
11452 (graphite_carried_dependence_level_k): Same.
11453 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11454 Initialize PDR_NB_SUBSCRIPTS.
11455 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11457 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11458 (PDR_NB_SUBSCRIPTS): New.
11459 (pdr_nb_subscripts): Removed.
11460 (pdr_dim): Simplified.
11461 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11462 with PDR_NB_SUBSCRIPTS.
11464 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11466 * graphite-interchange.c (compute_array_size): Remove use of
11467 PDR_DATA_CONTAINER.
11468 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11469 Do not initialize PDR_DATA_CONTAINER.
11470 (print_pdr): Do not print PDR_DATA_CONTAINER.
11471 * graphite-poly.h (struct poly_dr): Remove data_container field.
11472 (PDR_DATA_CONTAINER): Removed.
11473 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11474 PDR_DATA_CONTAINER.
11475 (build_poly_dr): Same.
11477 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11478 Sebastian Pop <sebastian.pop@amd.com>
11480 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11481 copy of the dependence polyhedron. Free the temporary objects.
11482 (graphite_carried_dependence_level_k): Free unused objects before
11485 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11487 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11488 Early return without analyzing the data dependences if no
11489 transform has been done. Call restore_scattering if the transform
11491 (graphite-interchange.c): Same.
11492 * graphite-poly.c (print_scattering_function): Test for
11494 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11495 (apply_poly_transforms): Do not gcc_assert that
11496 the transform is legal.
11497 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11498 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11499 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11500 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11501 * graphite-poly.h (struct poly_scattering): New.
11502 (struct poly_bb): Add original, transformed, and saved fields.
11503 Remove transformed_scattering, original_scattering,
11504 nb_local_variables and nb_scattering_transform fields.
11505 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11506 (poly_scattering_new): New.
11507 (poly_scattering_free): New.
11508 (poly_scattering_copy): New.
11509 (store_scattering_pbb): New.
11510 (store_scattering): New.
11511 (restore_scattering_pbb): New.
11512 (restore_scattering): New.
11513 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11514 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11516 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11518 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11519 (print_scop): Same.
11521 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11523 * Makefile.in (graphite.o): Depends on PREDICT_H.
11524 * graphite.c: Include predict.h.
11525 (graphite_finalize): Call tree_estimate_probability.
11526 * predict.c (predict_loops): Do not call scev_initialize and
11528 (tree_estimate_probability_bb): New.
11529 (tree_estimate_probability): Do not initialize loops: move that
11530 code to the driver. Call tree_estimate_probability_bb.
11531 (tree_estimate_probability_driver): New.
11532 (pass_profile): Use tree_estimate_probability_driver.
11533 * predict.h (tree_estimate_probability): Declared.
11535 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11537 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11538 * graphite-dependences.c (graphite_legal_transform): Add time to
11539 TV_GRAPHITE_DATA_DEPS.
11540 (dependency_between_pbbs_p): Same.
11541 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11543 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11545 PR rtl-optimization/41033
11546 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11547 aliasing is disabled.
11549 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11551 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11552 si_mask_operand, and_load_operand, low_bitmask_operand,
11553 and_reg_operand, and_operand): New predicates.
11554 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11555 * config/mips/mips.c (and_operands_ok): New function.
11556 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11557 * config/mips/mips.md (move_type): Add ext_ins and logical.
11558 (type): Handle them.
11559 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11560 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11561 shift_shift. Remove commutative constraint modifier.
11562 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11564 (*clear_upper32_dext): Remove define_insn_and_split.
11565 (*clear_upper32): Turn this define_insn_and_split ...
11566 (splitter for ANDing register with 0xffff_ffff): .. into this.
11568 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11570 * combine.c (try_widen_shift_mode): Factor out code to check if an
11571 integer constant is a low-order bitmask from here ...
11572 * rtlanal.c (low_bitmask_len): ... to here.
11573 * rtl.h (low_bitmask_len): Declare.
11575 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11578 * config/alpha/alpha.md (addsi3): Remove expander.
11579 (addsi3): Rename from *addsi3_internal insn pattern.
11580 (subsi3): Remove expander.
11581 (subsi3): Rename from *subsi3_internal insn pattern.
11583 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11585 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11588 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11589 Eric Botcazou <botcazou@adacore.com>
11590 Douglas B Rupp <rupp@gnat.com>
11592 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11593 that records that fit in 64 bits are returned by immediate value,
11594 as required by OpenVMS Calling Standard.
11595 (function_value): Adjust for above modification.
11596 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11597 virtual_incoming_args_rtx as base object, not next_arg.
11598 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11600 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11602 * reload.c (find_reloads_subreg_address): Check the original
11603 req_equiv_mem address to detect the case where an address is
11604 not valid in the outer mode.
11606 2009-08-11 Richard Guenther <rguenther@suse.de>
11609 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11611 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11613 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11614 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11616 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11617 Douglas B Rupp <rupp@gnat.com>
11619 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11620 PT_STACK when frame_pointer_needed on OpenVMS.
11621 (alpha_pv_save_size, alpha_using_fp): Remove.
11622 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11623 with proper processing for PT_NULL.
11624 (alpha_vms_initial_elimination_offset): New function. Support for
11625 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11626 (alpha_sa_size): Force procedure type to PT_STACK when
11627 frame_pointer_needed on OpenVMS.
11628 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11629 (alpha_using_fp): Likewise.
11630 (alpha_vms_can_eliminate): Add prototype.
11631 (alpha_vms_initial_elimination_offset): Likewise.
11632 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11633 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11635 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11636 Douglas B Rupp <rupp@gnat.com>
11638 * config/alpha/alpha.c (common_object_handler): New function.
11639 (vms_attribute_table): Declare a single attribute "common_object".
11640 (vms_output_aligned_decl_common): New global function.
11641 (SECTION_VMS_OVERLAY): Delete.
11642 (SECTION_VMS_GLOBAL): Likewise.
11643 (SECTION_VMS_INITIALIZE): Likewise.
11644 (vms_asm_named_section): Remove support for above flags.
11645 (vms_section_type_flags): Delete.
11646 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11647 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11648 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11649 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11651 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11654 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11655 (sub_ddmmss): Likewise.
11657 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11660 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11663 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11666 * reload1.c (reload_as_needed): Use cancel_changes to completely
11667 undo a failed replacement attempt.
11669 2009-08-10 Richard Guenther <rguenther@suse.de>
11671 PR middle-end/41006
11672 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11673 (useless_type_conversion_p): ... here. Require pointer targets
11676 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11679 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11680 loose the original type of the statement list.
11682 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11684 * config/alpha/alpha.c: Include libfuncs.h
11685 (avms_asm_output_extern): New function.
11686 (alpha_init_libfuncs): Init some decc libfuncs.
11687 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11688 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11689 (DO_CRTL_NAMES): Define.
11690 (LIB_SPEC): Remove.
11691 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11692 (LONG_TYPE_SIZE): Define.
11693 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11694 (SUBTARGET_SWITCHES): Define malloc64 switch.
11695 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11696 (MASK_RETURN_ADDR): Define.
11697 doc/invoke.texi (mmalloc64): Document switch.
11699 2009-08-09 Olivier Hainque <hainque@adacore.com>
11700 Douglas B Rupp <rupp@gnat.com>
11702 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11703 uses_condition_handler.
11704 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11705 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11706 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11707 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11708 (code_for_builtin): New insn codes for the new alpha_builtins.
11709 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11710 (alpha_sa_size): Account for uses_condition_handler.
11711 (alpha_expand_prologue): Likewise.
11712 (alpha_start_function): Likewise.
11713 (alpha_expand_epilogue): Likewise.
11714 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11715 establish/revert expanders.
11716 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11717 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11718 New expander, resorting to the alpha.c associated function.
11719 (builtin_revert_vms_condition_handler): Likewise.
11720 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11721 __gcc_shell_handler, the static VMS condition handler used as
11722 an indirection wrapper to the current dynamically established
11724 * config/alpha/vms-unwind.h: Complete rewrite.
11725 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11726 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11728 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11729 Douglas B Rupp <rupp@gnat.com>
11731 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11732 (alpha_need_linkage): Handle aliases. Return function symbol.
11733 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11734 Use ultimate alias target for the linkage name.
11735 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11736 by alpha_need_linkage for the function symbol.
11737 (setmemdi): Likewise.
11739 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11741 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11742 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11743 (ASM_WEAKEN_LABEL): Define.
11744 (CRT_CALL_STATIC_FUNCTION): Define.
11745 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11746 (ENDFILE_SPEC): Define.
11747 (INIT_SECTION_ASM_OP): Define.
11748 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11749 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11750 crtend.o crtendS.o.
11751 (MULTILIB_OSDIRNAMES): Define.
11752 (shlib_version): Define.
11753 (SHLIB_EXT): Define.
11754 (SHLIB_OBJS): Define.
11755 (SHLIB_NAME): Define.
11756 (SHLIB_MULTILIB): Define.
11757 (SHLIB_INSTALL): Define.
11758 (SHLIB_SYMVEC): Define.
11759 (SHLIB_SYMVECX2): Define.
11760 (SHLIB_LINK): Define.
11762 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11764 * config/alpha/alpha.c (alpha_initialize_trampoline):
11765 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11766 (alpha_start_function): Emit transfer address on nested functions
11767 for VMS trampoline call.
11768 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11769 since no longer used.
11770 * config/alpha/vms-tramp.asm: Remove.
11771 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11772 since now only data initialized at runtime.
11774 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11776 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11777 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11778 (MD_EXEC_PREFIX): Remove, no longer used.
11779 (MD_STARTFILE_PREFIX): Likewise.
11780 (INCLUDE_DEFAULTS): Likewise.
11781 * config/alpha/t-vms:
11782 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11784 2009-08-09 Richard Guenther <rguenther@suse.de>
11786 PR tree-optimization/41016
11787 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11788 (operand_precision): Remove.
11789 (integral_operand_p): Likewise.
11790 (recognize_single_bit_test): Adjust.
11792 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11794 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11795 operation overflows. Likewise non-cast unary arithmetic.
11796 If one arm of a conditional expression is always taken,
11797 inhibit evaluation warnings for the other arm. Likewise inhibit
11798 evaluation warnings for the second && or || operand if the first
11799 operand is enough to determine the result.
11800 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11802 (build_binary_op): Prevent duplicate evaluation warnings.
11804 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11806 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11807 and destination have different modes, Use promote_mode to
11808 determine the signedness of the conversion. Assert that the
11809 promoted source mode matches the destination mode. Don't pass
11810 the destination and destination mode to expand_expr if the source
11811 mode is different. Simplify conversion logic.
11813 2009-08-09 Ira Rosen <irar@il.ibm.com>
11815 PR tree-optimization/41008
11816 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11817 from condition only in case it's a comparison. Adjust checks.
11819 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11821 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11822 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11823 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11824 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11825 (dump_cand): Handle them.
11826 (struct iv_cand): New members COST_STEP and AINC_USE.
11827 (stmt_after_increment): Likewise.
11828 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11829 callers changed. Use gimple_uid comparison instead of scanning.
11830 (add_candidate_1): When looking for identical candidates, take
11831 AINC_USE into account. Set it for new candidates.
11832 (force_expr_to_var_cost): Cast target_spill_cost to int.
11833 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11834 All callers changed. Check for availability of autoinc addressing
11835 modes, both in general for a given mode, and in the specific use case.
11836 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11838 (get_computation_cost): Likewise.
11839 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11840 add_autoinc_candidates): New static functions.
11841 (add_candidate): Call add_autoinc_candidates for candidates based on
11843 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11844 (determine_use_iv_cost_address): If we have an autoinc candidate at
11845 the matching use, verify autoinc is possible and subtract the cost
11846 of the candidate's step from the cost.
11847 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11848 member of the candidate.
11849 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11850 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11852 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11854 * config.build (ia64-hp-*vms*): New target.
11855 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11856 with ia64-hp-*vms*.
11857 * config.gcc (ia64-hp-*vms*): New target.
11858 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11859 with ia64-hp-*vms*.
11860 * config.host (ia64-hp-*vms*): New target.
11861 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11862 with ia64-hp-*vms*.
11864 2009-08-08 Richard Guenther <rguenther@suse.de>
11866 PR tree-optimization/40991
11867 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11869 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11871 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11872 mode check. Do truncations in an integer mode.
11873 (force_to_mode): Handle subregs for all mode types. Only do
11874 arithmetic simplifications on integer modes.
11876 2009-08-07 Richard Guenther <rguenther@suse.de>
11878 PR tree-optimization/40999
11879 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11880 (maybe_fold_reference): Lookup constant initializers.
11881 (fold_gimple_assign): Likewise.
11883 2009-08-07 Richard Guenther <rguenther@suse.de>
11885 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11886 that require structural equality defer to the langhook.
11888 2009-08-07 Martin Jambor <mjambor@suse.cz>
11890 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11892 (struct ipa_pass_through_data): New type.
11893 (struct ipa_ancestor_jf_data): New type.
11894 (union jump_func_value): Removed field formal_id, added fields
11895 pass_through and ancestor.
11896 (struct ipa_param_call_note): Changed type of formal_id to int from
11898 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11899 operations jump functions and ancestor jump functions.
11900 (compute_complex_pass_through): New function.
11901 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11902 reflect changes in the jump function strucutre.
11903 (update_jump_functions_after_inlining): Ignore complex pass-through
11904 and ancestor jump functions.
11905 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11906 polynomial pass-through with operation jump functions.
11908 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11910 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11911 fde->dw_fde_begin as begin label instead of hot/cold label.
11912 Use LLSDAC label instead of LLSDA for second section lsda.
11913 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11914 label instead of LLSDA if it is true.
11915 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11917 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11918 SECTION argument. Use it as index into crtl->eh.call_site_record
11920 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11921 use it to determine how to print table entries instead of using
11922 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11923 label instead of normal begin label as base.
11924 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11925 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11926 ensure no EH range spans between sections and that landing pads
11927 are always in the corresponding section.
11928 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11929 for crtl->eh.call_site_record being an array rather than scalar.
11930 (output_one_function_exception_table): New function, copied
11931 from output_function_exception_table. Adjust
11932 dw2_size_of_call_site_table, dw2_output_call_site_table
11933 callers. For SECOND section use *C suffixed labels.
11934 (output_function_exception_table): Call
11935 output_one_function_exception_table and, when doing hot/cold
11936 partitioning, also another time for the second section.
11937 * opts.c: Include except.h.
11938 (decode_options): Allow -freorder-blocks-and-partition with
11939 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11940 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11941 * function.h (struct rtl_eh): Change call_site_record from
11942 scalar into array of 2 elements.
11944 2009-08-07 Martin Jambor <mjambor@suse.cz>
11946 * ipa-prop.c (count_formal_params_1): New function.
11947 (ipa_get_vector_of_formal_parms): New function.
11948 (get_vector_of_formal_parm_types): New function.
11949 (ipa_modify_formal_parameters): New function.
11950 (ipa_modify_call_arguments): New function.
11951 (index_in_adjustments_multiple_times_p): New function.
11952 (ipa_combine_adjustments): New function.
11953 (ipa_dump_param_adjustments): New function.
11954 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11955 (ipa_get_vector_of_formal_parms): Declare.
11956 (ipa_modify_formal_parameters): Declare.
11957 (ipa_modify_call_arguments): Declare.
11958 (ipa_combine_adjustments): Declare.
11959 (ipa_dump_param_adjustments): Declare.
11960 (build_ref_for_offset): Declare.
11961 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11962 * tree-sra.c: Include ipa-prop.c.
11963 (build_ref_for_offset): Make public.
11965 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11967 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11969 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11971 * gcc/doc/extend.texi (__builtin_extract_return_address)
11972 (__builtin_frob_return_address): Document.
11974 2009-08-06 Paul Brook <paul@codesourcery.com>
11976 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11977 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11978 implementation on ARMv6-M.
11980 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11982 * doc/extend.texi (pcs): Document new attribute for ARM.
11984 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11986 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11989 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11991 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11994 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11996 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11998 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12000 Merge ARM/hard_vfp_branch to trunk.
12002 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
12004 * arm.c (libcall_eq): New function.
12005 (libcall_hash): New function.
12006 (add_libcall): New function.
12007 (arm_libcall_uses_aapcs_base): New function.
12008 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
12009 libcalls using the base PCS.
12010 (arm_init_cumulative_args): Likewise.
12012 2009-07-20 Joseph Myers <joseph@codesourcery.com>
12014 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
12015 Use base ABI for conversion libfuncs between HFmode and SFmode.
12017 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12019 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
12020 V4SImode as representatives of all 64-bit and 128-bit vector
12021 types. Allow vector types without vector modes.
12022 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
12023 without vector modes like BLKmode.
12024 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
12025 BLKmode. Avoid unsupported vector modes or TImode moves for
12027 (aapcs_vfp_allocate_return_reg): Likewise.
12028 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
12029 V8QImode if TARGET_NEON || TARGET_IWMMXT.
12031 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12033 * config/arm/arm.c (arm_handle_pcs_attribute): New.
12034 (arm_get_pcs_model): Pass attribute arguments to
12035 arm_pcs_from_attribute.
12036 (arm_init_cumulative_args): Use base AAPCS for conversions from
12037 floating-point types to DImode.
12038 (arm_attribute_table): Add pcs attribute.
12039 (arm_handle_pcs_attribute): New.
12040 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
12041 conversions from floating-point types to DImode, also declare them
12042 to use base AAPCS and declare functions they call to use base
12043 AAPCS and their RTABI names.
12045 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12047 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
12048 -mfloat-abi=hard not being supported for VFP.
12050 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
12052 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
12053 SYMBOL_REF to hard_libcall_value.
12055 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12056 Richard Earnshaw <rearnsha@arm.com>
12058 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
12059 has been put on the stack, all remaining co-processory arguments for
12060 that co-processor also go on the stack.
12062 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12064 * config/arm/arm.c (arm_return_in_memory): Handle returning
12065 vectors of suitable size in registers also for AAPCS case.
12067 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12069 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
12071 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
12073 ARM Hard-VFP calling convention
12074 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
12075 * target.h (gcc_target): Add libcall_value to table of call hooks.
12076 * targhooks.h (default_libcall_value): Default implementation.
12077 * targhooks.c (default_libcall_value): Likewise.
12078 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
12079 * optabs.c (expand_unop): Use it.
12080 * expr.h (hard_libcall_value): Pass the function RTX through.
12081 * calls.c (emit_library_call_value_1): Update call to
12082 hard_libcall_value.
12083 * explow.c (hard_libcall_value): Use new target hook.
12084 * config/arm/arm.c: Include cgraph.h
12085 (TARGET_FUNCTION_VALUE): Override default hook.
12086 (arm_pcs_default): New variable.
12087 (arm_override_options): Don't fault hard calling convention with VFP.
12088 Add support for AAPCS variants.
12089 (arm_function_value): Make static. Handle AAPCS variants.
12090 (arm_libcall_value): New function.
12091 (arm_apply_result_size): Handle VFP registers in results.
12092 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
12094 (pcs_attribute_args): New variable.
12095 (arm_pcs_from_attribute): New function.
12096 (arm_get_pcs_model): New function.
12097 (aapcs_vfp_cum_init): New function.
12098 (aapcs_vfp_sub_candidate): New function.
12099 (aapcs_vfp_is_return_candidate): New function.
12100 (aapcs_vfp_is_call_candidate): New function.
12101 (aapcs_vfp_allocate): New function.
12102 (aapcs_vfp_allocate_return_reg): New function.
12103 (aapcs_vfp_advance): New function.
12104 (aapcs_cp_arg_layout): New variable.
12105 (aapcs_select_call_coproc): New function.
12106 (aapcs_select_return_coproc): New function.
12107 (aapcs_allocate_return_reg): New function.
12108 (aapcs_libcall_value): New function.
12109 (aapcs_layout_arg): New function.
12110 (arm_init_cumulative_args): Initialize AAPCS args data.
12111 (arm_function_arg): Handle AAPCS variants using new interface.
12112 (arm_arg_parital_bytes): Likewise.
12113 (arm_function_arg_advance): New function.
12114 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
12115 calling conventions.
12116 (arm_setup_incoming_varargs): Handle new AAPCS args data.
12117 * arm.h (NUM_VFP_ARG_REGS): Define.
12118 (LIBCALL_VALUE): Update.
12119 (FUNCTION_VALUE): Delete.
12120 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
12121 (arm_pcs): New enum.
12122 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
12123 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
12124 (FUNCTION_ARG_REGNO_P): Add VFP regs.
12125 * arm-protos.h (arm_function_arg_advance): Add.
12126 (aapcs_libcall_value): Add.
12127 (arm_function_value): Delete.
12129 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
12130 H.J. Lu <hongjiu.lu@intel.com>
12133 * config/i386/i386.c (standard_sse_mode_p): Remove.
12134 (standard_sse_constant_p): Return 2 for integer mode
12135 vector_all_ones_operand when SSE2 is enabled.
12136 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
12137 (ix86_expand_vector_move): Do not check for negative values from
12138 standard_sse_constant_p.
12140 2009-08-06 Richard Guenther <rguenther@suse.de>
12142 * tree-ssa.c (useless_type_conversion_p_1): Make function and
12143 array type comparisons frontend independent.
12144 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
12145 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
12146 out array reference lower bound and element size operands.
12147 (ao_ref_init_from_vn_reference): Properly compute the offset
12148 for ARRAY_RANGE_REF.
12149 (vn_reference_fold_indirect): Fill out array reference lower
12150 bound and element size operands.
12151 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
12152 a non gimple valued reference operand which can happen for
12153 array reference lower bound or element size.
12154 (create_component_ref_by_pieces_1): Properly generate the
12155 element size operand for array references.
12157 2009-08-06 Richard Guenther <rguenther@suse.de>
12159 PR tree-optimization/40964
12160 * tree.c (iterative_hash_host_wide_int): Export.
12161 * tree.h (iterative_hash_host_wide_int): Declare.
12162 * tree-ssa-structalias.c (heapvar_map): New struct.
12163 (heapvar_map_eq): New function.
12164 (heapvar_map_hash): Likewise.
12165 (heapvar_lookup): Adjust.
12166 (heapvar_insert): Likewise.
12167 (make_constraint_from_heapvar): Allow multiple heap variables
12168 per decl at different offsets.
12169 (init_alias_heapvars): Adjust.
12171 2009-08-04 David Daney <ddaney@caviumnetworks.com>
12173 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
12174 * mips_output_sync_loop (mips_output_sync_loop): Only emit
12175 trailing sync if TARGET_SYNC_AFTER_SC.
12177 2009-08-05 David Daney <ddaney@caviumnetworks.com>
12179 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
12180 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
12181 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
12182 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
12183 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
12184 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
12185 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12186 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
12187 test_and_set_12): Rewrite calls to mips_output_sync_loop.
12188 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
12189 the prototype declaration match the definition.
12190 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
12191 instructions explicitly. Add barrier_before and operands
12193 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
12194 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
12195 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
12196 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
12197 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
12198 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
12200 2009-08-05 Andrew Pinski <pinskia@gmail.com>
12202 * tree-ssa-alias.c: Fix intervals to use [) syntax.
12204 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
12205 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12208 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
12211 2009-08-05 Jakub Jelinek <jakub@redhat.com>
12213 PR rtl-optimization/40924
12214 * dse.c (canon_address): Before calling cselib_expand_value_rtx
12215 make sure canon_rtx (mem_address) isn't simpler than
12216 canon_rtx (expanded_mem_address).
12218 2009-08-05 Li Feng <nemokingdom@gmail.com>
12220 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
12221 for each poly_bb_p.
12222 (build_scop_drs): Build alias set for each SCoP.
12224 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
12226 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
12227 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
12228 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
12229 (MIPS_ARCH_FLOAT_SPEC): Likewise.
12230 (BASE_DRIVER_SELF_SPECS): Likewise.
12232 2009-08-04 Andrew Pinski <pinskia@gmail.com>
12234 * tree-ssa-alias.c: Fix some comment typos.
12236 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
12238 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
12239 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
12241 2009-08-03 Janis Johnson <janis187@us.ibm.com>
12244 * simplify-rtx.c (simplify_binary_operation_1): Disable
12245 simplifications for decimal float operations.
12247 2009-08-03 Jakub Jelinek <jakub@redhat.com>
12249 PR middle-end/40943
12250 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
12251 operand of INDIRECT_REF.
12253 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
12255 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
12256 constants referencing TLS symbols.
12258 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12260 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
12261 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
12263 2009-08-03 Richard Guenther <rguenther@suse.de>
12265 * tree.c (make_vector_type): Build a main variant first,
12266 get the canonical one and then build the variant.
12267 * tree-ssa.c (useless_type_conversion_p_1): Handle
12269 (useless_type_conversion_p): Conversions to pointers to
12270 incomplete record types are useless.
12272 2009-08-03 Richard Guenther <rguenther@suse.de>
12274 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
12275 file will be created.
12276 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
12277 * toplev.c (compile_file): Adjust comment.
12279 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
12281 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
12282 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12283 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12284 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12285 (sh_promote_function_mode): Fix typo.
12287 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
12289 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
12291 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12293 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
12294 declaration arguments.
12296 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
12298 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
12299 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
12300 (ix86_split_ashl): Ditto.
12301 (ix86_expand_vector_init_one_nonzero): Ditto.
12302 (ix86_expand_vector_set): Ditto.
12303 (ix86_expand_reduc_v4sf): Ditto.
12305 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
12307 * explow.c (promote_function_mode): Remove assert.
12308 * config/sh/sh.c (sh_promote_function_mode): Declare.
12310 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12312 * config/pa/pa.c (pa_promote_function_mode): Declare.
12313 Change to static. Fix promote_mode call.
12315 * gthr-dce.h (CONST_CAST2): Define if not defined.
12316 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
12318 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
12320 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
12322 * expr.c (store_constructor): Use promote_decl_mode. Remove
12323 now write-only variable unsignedp.
12324 (expand_expr_real_1): Use promote_decl_mode.
12325 * expr.h (promote_function_mode, promote_decl_mode): New.
12326 (promote_mode): Remove last argument.
12327 * function.c (assign_temp): Drop last argument of promote_mode.
12328 (assign_parm_find_data_types): Use promote_function_mode.
12329 (assign_parm_setup_reg): Likewise.
12330 (expand_function_end): Use promote_function_mode.
12331 * calls.c (initialize_argument_information): Use promote_function_mode.
12332 (precompute_arguments): Use promote_mode instead of checking if
12333 only PROMOTE_FUNCTION_MODE is defined.
12334 (expand_call): When making sibcall decisions, use promote_function_mode.
12335 Below, remove an if for targetm.calls.promote_function_return and
12336 and use promote_function_mode.
12337 (emit_library_call_value_1): Use promote_function_mode, fix bug
12338 where promote_mode was passed FOR_CALL == 0 for a return value in an
12340 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12341 * explow.c (promote_function_mode, promote_decl_mode): New.
12342 (promote_mode): Keep only the FOR_CALL == 0 case.
12343 * combine.c (setup_incoming_promotion): Remove test of
12344 promote_function_args. Use promote_function_mode.
12345 * stmt.c (expand_value_return): Use promote_decl_mode.
12346 (expand_decl): Use promote_decl_mode.
12348 * expr.c (store_constructor): Use promote_decl_mode. Remove
12349 now write-only variable unsignedp.
12350 (expand_expr_real_1): Use promote_decl_mode.
12351 * expr.h (promote_function_mode, promote_decl_mode): New.
12352 (promote_mode): Remove last argument.
12353 * function.c (assign_temp): Drop last argument of promote_mode.
12354 (assign_parm_find_data_types): Use promote_function_mode.
12355 (assign_parm_setup_reg): Likewise.
12356 (expand_function_end): Use promote_function_mode.
12357 * calls.c (initialize_argument_information): Use promote_function_mode.
12358 (precompute_arguments): Use promote_mode instead of checking if
12359 only PROMOTE_FUNCTION_MODE is defined.
12360 (expand_call): When making sibcall decisions, use promote_function_mode.
12361 Below, remove an if for targetm.calls.promote_function_return and
12362 and use promote_function_mode.
12363 (emit_library_call_value_1): Use promote_function_mode, fix bug
12364 where promote_mode was passed FOR_CALL == 0 for a return value in an
12366 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12367 * explow.c (promote_function_mode, promote_decl_mode): New.
12368 (promote_mode): Keep only the FOR_CALL == 0 case.
12369 * combine.c (setup_incoming_promotion): Remove test of
12370 promote_function_args. Use promote_function_mode.
12371 * stmt.c (expand_value_return): Use promote_decl_mode.
12372 (expand_decl): Use promote_decl_mode.
12374 * explow.c (promote_function_mode): Just call the target hook.
12375 * targhooks.c (default_promote_function_mode,
12376 default_promote_function_mode_always_promote): New.
12377 * targhooks.h (default_promote_function_mode,
12378 default_promote_function_mode_always_promote): Declare.
12379 * target.h (promote_function_args, promote_function_return): Remove.
12380 (promote_function_mode): New.
12381 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
12382 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12383 (TARGET_PROMOTE_FUNCTION_MODE): New.
12384 (TARGET_CALLS): Adjust.
12385 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
12386 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
12388 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
12389 * config/s390/s390.c (s390_promote_function_mode): ... here,
12390 with pointer handling.
12391 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12392 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12394 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
12395 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
12396 with pointer handling.
12397 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12398 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12400 * config/sh/sh-protos.h (sh_promote_function_mode): New.
12401 * config/sh/sh.c (sh_promote_function_mode): New.
12402 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12403 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12405 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
12406 * config/cris/cris.c (cris_promote_function_mode): ... here.
12407 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12408 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12410 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
12411 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
12412 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12413 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12415 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
12416 * config/arm/arm.c (arm_promote_function_mode): ... here, without
12417 complex type handling.
12418 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12419 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12421 * config/pa/pa.c (pa_promote_function_mode): New.
12422 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12423 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12425 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12426 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12427 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12428 * config/xtensa/xtensa.c: Likewise.
12429 * config/stormy16/stormy16.c: Likewise.
12430 * config/iq2000/iq2000.c: Likewise.
12431 * config/rs6000/rs6000.c: Likewise.
12432 * config/picochip/picochip.c: Likewise.
12433 * config/arc/arc.c: Likewise.
12434 * config/mcore/mcore.c: Likewise.
12435 * config/score/score.c: Likewise.
12436 * config/mips/mips.c: Likewise.
12437 * config/bfin/bfin.c: Likewise.
12438 * config/ia64/ia64.c: Likewise (disabled though).
12440 * config/frv/frv.h: Remove pointless remark.
12442 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12443 TARGET_PROMOTE_FUNCTION_ARGS,
12444 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12445 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12447 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12449 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12450 -floop-parallelize-all.
12451 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12452 flag_loop_parallelize_all.
12453 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12454 * graphite.c (graphite_transform_loops): Same.
12455 * common.opt: Same.
12456 * graphite-poly.c (apply_poly_transforms): Same.
12458 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12460 PR tree-optimization/40914
12461 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12462 if set, then check the delta field of the PMF record.
12463 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12464 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12465 call is stored in the delta.
12467 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12469 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12471 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12473 * config/i386/bsd.h (ASM_BYTE): New define.
12474 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12475 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12476 .byte. Use fputs or putc instead of fprintf where appropriate.
12477 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12478 fputs or putc instead of fprintf where appropriate.
12479 * config/i386/i386elf.h: Ditto.
12480 * config/i386/sysv4.h: Ditto.
12482 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12483 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12484 (*tls_global_dynamic_64): Ditto.
12486 2009-07-31 Christian Bruel <christian.bruel@st.com>
12488 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12490 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12492 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12493 Remove dead code for MINUS.
12495 2009-07-31 Anthony Green <green@moxielogic.com>
12497 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12499 (moxie_expand_epilogue): Ditto for epilogue.
12500 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12501 incoming arguments.
12502 (moxie_function_arg): Ditto.
12503 (moxie_pass_by_reference): Ditto.
12504 (moxie_arg_partial_bytes): Ditto.
12505 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12506 (FUNCTION_ARG_ADVANCE) Ditto.
12507 (REG_PARM_STACK_SPACE) Ditto.
12508 (FUNCTION_ARG_REGNO_P) Dito.
12510 * config.gcc: Add moxie linux config support.
12511 * gcc/config/moxie/uclinux.h: New file.
12513 2009-07-31 DJ Delorie <dj@redhat.com>
12515 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12516 (UNSPECV_SP_SWITCH_E): New.
12517 (sp_switch_1): Change to an unspec.
12518 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12520 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12521 reference the new stack's address
12523 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12525 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12526 graphite-clast-to-gimple.o, graphite-dependences.o,
12527 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12528 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12529 (graphite-blocking.o,
12530 graphite-clast-to-gimple.o, graphite-dependences.o,
12531 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12532 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12533 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12534 * cfgloop.h (struct loop): Add can_be_parallel field.
12535 * common.opt (fgraphite-identity): Moved up.
12536 (fgraphite-force-parallel): New flag.
12537 * graphite.c: Rewrite.
12538 * graphite.h: Rewrite.
12539 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12541 * toplev.c (graphite_out_file): New file descriptor.
12542 (graphite_in_file): New.
12543 (process_options): flag_graphite_force_parallel cannot be used without
12545 * tree-ssa-loop.c: Include toplev.h.
12546 (gate_graphite_transforms): Enable flag_graphite for
12547 flag_graphite_force_parallel.
12549 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12551 * ChangeLog.graphite: New.
12552 * graphite-blocking.c: New.
12553 * graphite-clast-to-gimple.c: New.
12554 * graphite-clast-to-gimple.h: New.
12555 * graphite-dependences.c: New.
12556 * graphite-dependences.h: New.
12557 * graphite-interchange.c: New.
12558 * graphite-poly.c: New.
12559 * graphite-poly.h: New.
12560 * graphite-ppl.c: New.
12561 * graphite-ppl.h: New.
12562 * graphite-scop-detection.c: New.
12563 * graphite-scop-detection.h: New.
12564 * graphite-sese-to-poly.c: New.
12565 * graphite-sese-to-poly.h: New.
12569 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12571 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12572 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12574 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12576 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12577 (scev_is_linear_expression): Return false if the evolution is not
12578 affine multivariate.
12580 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12582 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12583 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12585 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12587 * tree-data-ref.c (debug_data_references): New.
12588 (debug_data_reference): New.
12589 * tree-data-ref.h (debug_data_references): Declared.
12590 (debug_data_reference): Declared.
12592 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12594 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12595 * tree-data-ref.h (scop_p): Removed.
12596 (struct data_reference): Remove field scop.
12597 (DR_SCOP): Removed.
12598 (stmt_simple_memref_p): Removed.
12600 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12602 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12603 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12606 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12608 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12610 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12612 * doc/invoke.texi (-fgraphite-identity): Documented.
12614 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12616 * tree-scalar-evolution.c: Fix comment.
12617 (instantiate_scev_1): Return unknow from scev instantiation if the
12618 result is not above instantiate_below.
12620 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12622 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12623 static anymore. Instantiate the symbols that may have been introduced
12625 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12628 2009-07-30 DJ Delorie <dj@redhat.com>
12630 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12631 .vliw directive to VLIW sections.
12633 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12635 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12637 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12638 (AUTOHEADER): New variable.
12639 ($(srcdir)/cstamp-h.in): Use it.
12641 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12642 Pat Haugen <pthaugen@us.ibm.com>
12643 Revital Eres <ERES@il.ibm.com>
12645 * config/rs6000/vector.md (VEC_F): Add VSX support.
12648 (mov<mode>): Ditto.
12649 (vector_load_<mode>): Ditto.
12650 (vector_store_<mode>): Ditto.
12651 (vector GPR move split): Ditto.
12652 (vec_reload_and_plus_<mptrsize>): Ditto.
12653 (vec_reload_and_reg_<mptrsize>): Ditto.
12654 (add<mode>3): Ditto.
12655 (sub<mode>3): Ditto.
12656 (mul<mode>3): Ditto.
12657 (neg<mode>2): Ditto.
12658 (abs<mode>2): Ditto.
12659 (smin<mode>3): Ditto.
12660 (smax<mode>3): Ditto.
12661 (vector_eq<mode>): Ditto.
12662 (vector_gt<mode>): Ditto.
12663 (vector_ge<mode>): Ditto.
12664 (vector_gtu<mode>): Ditto.
12665 (vector_select_<mode>_uns): Ditto.
12666 (vector_eq_<mode>_p): Ditto.
12667 (vector_gt_<mode>_p): Ditto.
12668 (vector_ge_<mode>_p): Ditto.
12669 (vector_gtu_<mode>_p): Ditto.
12670 (cr6_test_for_zero): Ditto.
12671 (cr6_test_for_zero_reverse): Ditto.
12672 (cr6_test_for_lt): Ditto.
12673 (cr6_test_for_lt_reverse): Ditto.
12674 (xor<mode>3): Ditto.
12675 (ior<mode>3): Ditto.
12676 (and<mode>3): Ditto.
12677 (one_cmpl<mode>2): Ditto.
12678 (nor<mode>2): Ditto.
12679 (andc<mode>2): Ditto.
12680 (float<VEC_int<mode>2): Ditto.
12681 (unsigned_float<VEC_int><mode>2): Ditto.
12682 (fix_trunc<mode><VEC_int>2): Ditto.
12683 (fixuns_trunc<mode><VEC_int>2): Ditto.
12685 (vec_set<mode>): Ditto.
12686 (vec_extract<mode>): Ditto.
12687 (vec_interleave_highv4sf): Ditto.
12688 (vec_interleave_lowv4sf): Ditto.
12689 (vec_realign_load_<mode>): Ditto.
12690 (vec_shl_<mode>): Ditto.
12691 (vec_shr_<mode>): Ditto.
12692 (div<mode>3): New patterns for VSX.
12693 (vec_interleave_highv2df): Ditto.
12694 (vec_interleave_lowv2df): Ditto.
12695 (vec_pack_trunc_v2df): Ditto.
12696 (vec_pack_sfix_trunc_v2df): Ditto.
12697 (vec_pack_ufix_trunc_v2df): Ditto.
12698 (vec_unpacks_hi_v4sf): Ditto.
12699 (vec_unpacks_lo_v4sf): Ditto.
12700 (vec_unpacks_float_hi_v4si): Ditto.
12701 (vec_unpacks_float_lo_v4si): Ditto.
12702 (vec_unpacku_float_hi_v4si): Ditto.
12703 (vec_unpacku_float_lo_v4si): Ditto.
12704 (movmisalign<mode>): Ditto.
12705 (vector_ceil<mode>2): New patterns for vectorizing math library.
12706 (vector_floor<mode>2): Ditto.
12707 (vector_btrunc<mode>2): Ditto.
12708 (vector_copysign<mode>3): Ditto.
12710 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12711 predicate for setting the high bit in each word, used for copysign.
12713 * config/rs6000/ppc-asm.h (f19): Whitespace.
12714 (f32-f63): Define if VSX.
12715 (v0-v31): Define if Altivec.
12716 (vs0-vs63): Define if VSX.
12718 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12720 * config/rs6000/power7.md: New file, provide tuning parameters for
12723 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12724 (rs6000_cpu_cpp_builtins): Ditto.
12725 (altivec_overloaded_builtins): Ditto.
12726 (altivec_resolve_overloaded_builtin): Ditto.
12728 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12729 debug switch to disable vectorizing simple math builtin
12732 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12733 Vectorize simple math builtin functions.
12734 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12735 hook to vectorize math builtins.
12736 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12737 (rs6000_builtin_conversion): Add VSX/power7 support.
12738 (rs6000_builtin_vec_perm): Ditto.
12739 (vsplits_constant): Add support for loading up a vector constant
12740 with just the high bit set in each part.
12741 (rs6000_expand_vector_init): Add VSX/power7 support.
12742 (rs6000_expand_vector_set): Ditto.
12743 (rs6000_expand_vector_extract): Ditto.
12744 (rs6000_emit_move): Ditto.
12745 (bdesc_3arg): Ditto.
12746 (bdesc_2arg): Ditto.
12747 (bdesc_1arg): Ditto.
12748 (rs6000_expand_ternop_builtin): Ditto.
12749 (altivec_expand_builtin): Ditto.
12750 (rs6000_expand_unop_builtin): Ditto.
12751 (rs6000_init_builtins): Ditto.
12752 (altivec_init_builtins): Ditto.
12753 (builtin_function_type): Ditto.
12754 (rs6000_common_init_builtins): Ditto.
12755 (rs6000_handle_altivec_attribute); Ditto.
12756 (rs6000_mangle_type): Ditto.
12757 (rs6000_vector_mode_supported_p): Ditto.
12758 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12759 are mode dependent.
12761 * config/rs6000/vsx.md: New file for VSX support.
12763 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12764 identifing values with just the most significant bit set.
12765 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12766 vectorized builtins.
12768 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12769 (UNSPEC_VRFIM): Delete.
12770 (splitter for loading up vector with most significant bit): New
12771 splitter for vectorizing copysign.
12772 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12773 vectorizing simple math functions.
12774 (altivec_vrfip): Add support for vectorizing simple math functions.
12775 (altivec_vrfim): Ditto.
12776 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12778 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12779 (power7.md, vsx.md): Include for power7 support.
12780 (copysigndf3): Use VSX instructions if -mvsx.
12781 (negdf2_fpr): Ditto.
12782 (absdf2_fpr): Ditto.
12783 (nabsdf2_fpr): Ditto.
12784 (adddf3_fpr): Ditto.
12785 (subdf3_fpr): Ditto.
12786 (muldf3_fpr): Ditto.
12787 (divdf3_fpr): Ditto.
12788 (fix_truncdfdi2_fpr): Ditto.
12789 (cmpdf_internal1): Ditto.
12790 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12791 (btruncdf2, btruncdf2_fpr): Ditto.
12792 (ceildf2, ceildf2_fpr): Ditto.
12793 (floordf2, floordf2_fpr): Ditto.
12794 (floatdidf2, floatdidf2_fpr): Ditto.
12795 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12796 (fmsubdf4_fpr): Ditto.
12797 (fnmadddf4_fpr_1): Ditto.
12798 (fnmadddf4_fpr_2): Ditto.
12799 (fnmsubdf4_fpr_1): Ditto.
12800 (fnmsubdf4_fpr_2): Ditto.
12801 (fixuns_truncdfdi2): Add expander for VSX support.
12802 (fix_truncdfdi2): Ditto.
12803 (fix_truncdfsi2): Ditto.
12804 (ftruncdf2): Ditto.
12805 (btruncsf2): Whitespace.
12806 (movdf_hardfloat32): Add support for VSX registers.
12807 (movdf_softfloat32): Ditto.
12808 (movdf_hardfloat64): Ditto.
12809 (movdf_hardfloat64_mfpgpr): Ditto.
12810 (movdf_softfloat64): Ditto.
12811 (movti splitters): Add check for vector registers supporting
12812 TImode in the future.
12813 (bpermd): Add power7 bpermd instruction.
12815 * config/rs6000/altivec.h (vec_div): Define if VSX.
12818 (vec_nmadd): Ditto.
12819 (vec_nearbyint): Ditto.
12822 (all predicates): Use the generic builtin function, and not the V4SF
12823 specific function so that the predicates will work with VSX's V2DF.
12824 (vec_all_*): Ditto.
12825 (vec_any_*): Ditto.
12827 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12828 Document new VSX functions and types.
12830 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12833 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12834 "wa", and "j" constraints. Modify "v" to talk about Altivec
12835 instead of just vector.
12837 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12840 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12841 location for phi arguments.
12842 (rewrite_update_phi_arguments): Find locations for reaching defs.
12843 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12844 Add location to add_phi_arg calls.
12845 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12846 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12847 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12848 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12849 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12850 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12851 * tree-phinodes.c (make_phi_node): Initialize location.
12852 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12853 (add_phi_arg): Add location parameter.
12854 (remove_phi_arg_num): Move location when moving phi argument.
12855 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12857 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12858 slpeel_update_phi_nodes_for_guard1,
12859 slpeel_update_phi_nodes_for_guard2,
12860 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12861 vect_loop_versioning): Set locations.
12862 * tree-parloops.c (create_phi_for_local_result,
12863 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12864 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12865 * tree-vect-loop.c (get_initial_def_for_induction,
12866 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12868 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12869 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12870 (gimple_phi_arg_set_location): New. Set locus.
12871 (gimple_phi_arg_has_location): New. Check for locus.
12872 (redirect_edge_var_map_location): New. Return locus from var_map.
12873 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12874 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12875 combining PHI arguments.
12876 (cond_store_replacement): Set location.
12877 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12878 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12879 scop_add_exit_phis_edge): Add locations.
12880 * tree-cfgcleanup.c (remove_forwarder_block,
12881 remove_forwarder_block_with_phi): Add locations.
12882 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12883 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12885 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12886 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12887 flush_pending_stmts): Add source location.
12888 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12889 stack to preserve locations.
12890 * tree-vect-stmts.c (vectorizable_load): Add location.
12891 * tree-inline.c (copy_phis_for_bb): Copy locus.
12892 (setup_one_parameter): Add call locus to inlined parameter stmts.
12893 (initialize_inlined_parameters): Pass in call location as parameter
12895 (tree_function_versioning): Pass location to setup_one_parameter.
12896 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12897 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12898 copy and edge lists.
12899 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12900 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12901 locus parameter and override the stmt default if provided.
12902 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12903 elim_graph_add_edge, elim_graph_remove_succ_edge,
12904 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12905 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12906 eliminate_phi): Add locus info in elimination graph for each edge and
12908 (insert_backedge_copies): Copy locus if present.
12909 * tree-flow.h (struct _edge_var_map): Add locus field.
12910 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12911 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12912 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12914 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12916 2009-07-30 Martin Jambor <mjambor@suse.cz>
12918 PR tree-optimization/40570
12919 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12920 use inlining loops.
12922 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12924 * ssa-loop-manip.c: Include langhooks.h.
12925 (rewrite_phi_with_iv): New.
12926 (rewrite_all_phi_nodes_with_iv): New.
12927 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12928 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12929 * tree-parloops.c (loop_parallel_p): Move out all conditions
12930 except dependency check.
12931 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12932 (gen_parallel_loop): Call canonicalize_loop_ivs without
12933 reduction_list argument.
12934 (build_new_reduction): New.
12935 (gather_scalar_reductions): New.
12936 (try_get_loop_niter): New.
12937 (try_create_reduction_list): New.
12938 (parallleize_loops): Change the parallel conditions check.
12939 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12940 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12942 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12944 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12946 * doc/options.texi (Option properties): Mention new quoting syntax.
12948 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12950 * config/alpha/alpha.c (alpha_start_function):
12951 Handle VMS_DEBUG_MAIN_POINTER
12952 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12953 * doc/invoke.texi: Document -mdebug-main switch.
12955 2009-07-29 Richard Henderson <rth@redhat.com>
12957 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12958 (cgraph_create_edge_including_clones): Likewise.
12959 * tree-inline.c (copy_bb): Operate on the correct edges
12960 when updating the callgraph.
12962 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12964 * config/alpha/vms-cc.c: Deleted.
12965 * config/alpha/vms-ld.c: Deleted.
12966 * config/alpha/t-vms64: Moved to config/vms
12967 * config/alpha/vms-crt0-64.c: Moved to config/vms
12968 * config/alpha/vms-crt0.c: Moved to config/vms
12969 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12970 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12971 * config/alpha/xm-vms.h: Moved to config/vms
12972 * config/alpha/x-vms: Moved to config/vms
12973 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12975 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12976 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12978 * config/vms/t-vms64: Moved here from config/alpha
12979 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12980 (argc,argv,envp): Enforce 32bit malloc'ing.
12981 * config/vms/vms-psxcrt0-64.c: Likewise.
12982 * config/vms/vms-crt0.c: Moved here from config/alpha.
12983 * config/vms/vms-psxcrt0.c: Likewise.
12984 * config/vms/vms-crtl-64.h: New file.
12985 * config/vms/vms-crtl.h: New file.
12986 * config/vms/vms.opt: New file.
12987 * config/vms/xm-vms64.h: New file.
12988 * config/vms/xm-vms.h: Moved here from config/alpha.
12989 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12991 * config/vms/x-vms: Moved here from config/alpha.
12992 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12993 (vms-ld.o, vms-cc.o): Removed.
12994 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12996 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12998 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12999 correct stack (obvious VMS fix).
13001 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13003 * dwarf2out.c (output_file_names): Output VMS style file name, size,
13004 date, version info if VMS_DEBUGGING_INFO defined.
13005 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
13006 size, date calculating code moved here.
13008 2009-07-29 Paul Brook <paul@codesourcery.com>
13010 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
13013 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
13016 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
13017 to DImode when generating insq_le insn.
13019 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13021 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
13022 New macro set for VMS_DEBUGGGING_INFO.
13023 (AT_string_form): Use it.
13025 2009-07-28 DJ Delorie <dj@redhat.com>
13027 * config/mep/mep.c (vtext_section): New.
13028 (vftext_section): New.
13029 (ftext_section): New.
13030 (mep_select_section): Add support for functions.
13031 (mep_unique_section): Likewise.
13032 (mep_asm_init_sections): Likewise.
13033 (mep_encode_section_info): Remove it from here.
13035 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
13037 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
13039 * tree.h (TREE_DEPRECATED): Document it is used for types too.
13040 (TYPE_VECTOR_OPAQUE): Use default_def_flag
13042 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13044 * dwarf2out.c (output_file_names): Test new macro
13045 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
13046 (add_comp_dir_attribute): Likewise.
13048 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
13050 * config/i386/mingw-w64.h (LINK_SPEC): Add
13051 separating space between commands.
13053 2009-07-28 Jan Hubicka <jh@suse.cz>
13055 PR tree-optimization/40759
13056 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
13059 2009-07-27 DJ Delorie <dj@redhat.com>
13061 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
13062 types are dword-aligned.
13063 (mep_expand_va_start): Likewise.
13065 2009-07-27 Olivier Hainque <hainque@adacore.com>
13066 Douglas B Rupp <rupp@gnat.com>
13068 * convert.c (convert_to_pointer): Don't assume the target
13069 pointer type is POINTER_SIZE long. Fetch its precision instead.
13071 2009-07-27 Douglas B Rupp <rupp@gnat.com>
13073 * system.h (fopen): Undefine if macro.
13075 2009-07-27 Jakub Jelinek <jakub@redhat.com>
13077 * dwarf2out.c (output_cfi_p): Removed.
13078 (output_cfis): New function.
13079 (output_fde): New function, split from output_call_frame_info.
13080 (output_call_frame_info): Use it.
13081 (dwarf2out_switch_text_section): Use output_cfis.
13083 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13085 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
13086 TARGET_BI_ARCH is specified without enabling SJLJ.
13087 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
13088 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
13090 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
13092 * arm.md (negdi2): Use DImode if forcing a value into a register.
13094 2009-07-26 Ira Rosen <irar@il.ibm.com>
13096 PR tree-optimization/40801
13097 * tree-vect-stmts.c (vectorizable_call): Get previous copy
13098 of vector operand from the previous copy of vector statement.
13099 Pass the correct definition type value to
13100 vect_get_vec_def_for_stmt_copy().
13102 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13104 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
13105 const char ** conversion.
13107 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13109 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
13110 fancy_abort() if !ENABLE_ASSERT_CHECKING.
13111 (gcc_unreachable): Invoke __builtin_unreachable() if
13112 !ENABLE_ASSERT_CHECKING.
13114 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13116 PR rtl-optimization/40445
13117 * emit-rtl.c (next_nonnote_insn_bb): New function.
13118 * rtl.h (next_nonnote_insn_bb): Declare new function.
13119 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
13120 with no successors that is the successor of the ENTRY_BLOCK.
13121 Continue from the top after removing an empty fallthrough block.
13122 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
13123 of next_nonnote_insn.
13125 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13127 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
13129 2009-07-25 Martin Jambor <mjambor@suse.cz>
13131 * c-common.c (c_common_attribute_table): New element for noclone.
13132 (handle_noclone_attribute): New function. Forward-declare.
13133 * tree-inline.c (tree_versionable_function_p): Check for noclone
13135 * doc/extend.texi (Labels as Values): Document need for noclone.
13136 (Function Attributes): Document noclone attribute.
13138 2009-07-25 Jakub Jelinek <jakub@redhat.com>
13140 PR rtl-optimization/34999
13141 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
13142 and dw_fde_switched_cold_to_hot fields.
13143 (output_cfi_p): New function.
13144 (output_call_frame_info): If fde->dw_fde_switched_sections,
13145 output 2 FDEs instead of one with corrupted header.
13146 (dwarf2out_do_cfi_startproc): New function.
13147 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
13148 and fde->dw_fde_switched_cold_to_hot.
13149 (dwarf2out_switch_text_section): Compute
13150 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
13151 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
13152 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
13153 Otherwise, compute fde->dw_fde_switch_cfi.
13155 2009-07-24 Cary Coutant <ccoutant@google.com>
13157 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
13159 2009-07-24 Cary Coutant <ccoutant@google.com>
13161 * cfghooks.c (split_block): Copy discriminator to new block.
13162 * tree-cfg.c (assign_discriminator): Check location of last
13163 instruction in block as well as first.
13165 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
13167 * config/i386/linux.c: Use fputs or putc instead of fprintf
13169 * config/i386/gas.h: Ditto.
13170 * config/i386/x86-64.h: Ditto.
13171 * config/i386/att.h: Ditto.
13173 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13175 * expmed.c (emit_store_flag): Use a recursive call to optimize the
13178 2009-07-24 Martin Jambor <mjambor@suse.cz>
13180 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
13181 (ipa_push_func_to_list_1): Declare.
13182 (ipa_push_func_to_list): New function.
13184 * ipa-prop.c (ipa_push_func_to_list_1): New function.
13185 (ipa_init_func_list): Call ipa_push_func_to_list_1.
13186 (ipa_push_func_to_list): Removed.
13187 (ipa_pop_func_from_list): Clear node_enqueued flag.
13189 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13191 * config/s390/s390.c (override_options): Default
13192 max-unrolled-insns to 100 for z10 tuning.
13194 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
13196 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
13197 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
13198 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
13199 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
13200 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
13201 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
13202 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
13204 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13206 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
13207 use default set in mingw32.h header.
13208 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
13209 64-bit /mingw/include path.
13210 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
13213 2009-07-23 Neil Vachharajani <nvachhar@google.com>
13215 PR rtl-optimization/40209
13216 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
13218 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13220 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
13221 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
13222 with the rest of string where appropriate. Use fputs or putc
13223 instead of fprintf where appropriate.
13225 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13226 Pat Haugen <pthaugen@us.ibm.com>
13227 Revital Eres <ERES@il.ibm.com>
13229 * config/rs6000/vector.md: New file. Move most of the vector
13230 expander support here from altivec.md to allow for the VSX vector
13231 unit in the future. Add support for secondary_reload patterns.
13232 Rewrite the patterns for vector comparison, and vector comparison
13233 predicate instructions so that the RTL expresses the desired
13234 behavior, instead of using unspec.
13236 * config/rs6000/constraints.md ("f" constraint): Use
13237 rs6000_constraints to hold the precalculated register class.
13238 ("d" constraint): Ditto.
13239 ("wd" constraint): New constraint for VSX.
13240 ("wf" constraint): Ditto.
13241 ("ws" constraint): Ditto.
13242 ("wa" constraint): Ditto.
13243 ("wZ" constraint): Ditto.
13244 ("j" constraint): Ditto.
13246 * config/rs6000/predicates.md (vsx_register_operand): New
13248 (vfloat_operand): New predicate for vector.md.
13249 (vint_operand): Ditto.
13250 (vlogical_operand): Ditto.
13251 (easy_fp_constant): If VSX, 0.0 is an easy constant.
13252 (easy_vector_constant): Add VSX support.
13253 (altivec_indexed_or_indirect_operand): New predicate for
13254 recognizing Altivec style memory references with AND -16.
13256 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
13257 for vector secondary reload support.
13258 (rs6000_vector_reg_class): Delete, replacing it with
13259 rs6000_constraints.
13260 (rs6000_vsx_reg_class): Ditto.
13261 (rs6000_constraints): New array to hold the register classes of
13262 each of the register constraints that can vary at runtime.
13263 (builtin_mode_to_type): New static array for builtin function type
13265 (builtin_hash_table): New static hash table for builtin function
13267 (TARGET_SECONDARY_RELOAD): Define target hook.
13268 (TARGET_IRA_COVER_CLASSES): Ditto.
13269 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
13270 registers are 128 bits if VSX memory reference instructions are used.
13271 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
13272 unit is being used.
13273 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
13274 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
13275 Print several of the scheduling related parameters.
13276 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
13277 rs6000_constraints instead of rs6000_vector_reg_class. Move
13278 -mdebug=reg code to rs6000_debug_reg_global. Add support for
13279 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
13280 Altivec. Add VSX support. Setup for secondary reload support on
13281 Altivec/VSX registers.
13282 (rs6000_override_options): Make power7 set the scheduling groups
13283 like the power5. Add support for new debug switches to override
13284 the scheduling defaults. Temporarily disable -mcpu=power7 from
13285 setting -mvsx. Add support for debug switches -malways-hint,
13286 -msched-groups, and -malign-branch-targets.
13287 (rs6000_buitlin_conversion): Add support for returning unsigned
13288 vector conversion functions to fix regressions due to stricter
13290 (rs6000_builtin_mul_widen_even): Ditto.
13291 (rs6000_builtin_mul_widen_odd): Ditto.
13292 (rs6000_builtin_vec_perm): Ditto.
13293 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
13294 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
13295 to zero a register.
13296 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
13297 generated upstream.
13298 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
13299 VSX types for bit operations. Changes to accomidate vector.md.
13300 (bdesc_2arg): Ditto.
13301 (bdesc_1arg): Ditto.
13302 (struct builtin_description_predicates): Rewrite predicate
13303 handling so that RTL describes the operation, instead of passing
13304 the instruction to be used as a string argument.
13305 (bdesc_altivec_preds): Ditto.
13306 (altivec_expand_predicate_builtin): Ditto.
13307 (altivec_expand_builtin): Ditto.
13308 (rs6000_expand_ternop_builtin): Use a switch instead of an if
13309 statement for vsldoi support.
13310 (altivec_expand_ld_builtin): Change to use new names from vector.md.
13311 (altivec_expand_st_builtin): Ditto.
13312 (paired_expand_builtin): Whitespace changes.
13313 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
13314 builtin_mode_to_type table for secondary reload. Call
13315 builtin_function_type to build random builtin functions.
13316 (altivec_init_builtins): Change to use builtin_function_type to
13317 create builtin function types dynamically as we need them.
13318 (builtin_hash_function): New support for hashing the tree types
13319 for builtin function as we need it, rather than trying to build
13320 all of the trees that we need. Add initial preliminary VSX support.
13321 (builtin_function_type): Ditto.
13322 (builtin_function_eq): Ditto.
13323 (builtin_hash_struct): Ditto.
13324 (rs6000_init_builtins): Ditto.
13325 (rs6000_common_init_builtins): Ditto.
13326 (altivec_init_builtins): Ditto.
13327 (rs6000_common_init_builtins): Ditto.
13328 (enum reload_reg_type): New enum for simplifing reg classes.
13329 (rs6000_reload_register_type): Simplify register classes into GPR,
13330 Vector, and other registers. Altivec and VSX addresses in reload.
13331 (rs6000_secondary_reload_inner): Ditto.
13332 (rs6000_ira_cover_classes): New target hook, that returns the
13333 appropriate cover classes, based on -mvsx being used or not.
13334 (rs6000_secondary_reload_class): Add VSX support.
13335 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
13336 (get_vsel_insn): Ditto.
13337 (rs6000_emit_vector_compare): Rewrite vector conditional support
13338 so that where we can, we use RTL operators, instead of blindly use
13340 (rs6000_emit_vector_select): Ditto.
13341 (rs6000_emit_vector_cond_expr): Ditto.
13342 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
13343 (create_TOC_reference): Add -mdebug=addr support.
13344 (emit_frame_save): VSX loads/stores need register indexed addressing.
13346 * config/rs6000/rs6000.md: Include vector.md.
13348 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
13350 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13351 support for V2DI, V2DF in logical, permute, select operations.
13353 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
13354 switch for vsx/power7.
13355 (-mvsx-scalar-memory): Ditto.
13356 (-mvsx-align-128): Ditto.
13357 (-mallow-movmisalign): Ditto.
13358 (-mallow-df-permute): Ditto.
13359 (-msched-groups): Ditto.
13360 (-malways-hint): Ditto.
13361 (-malign-branch-targets): Ditto.
13363 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
13365 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
13366 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
13367 (rs6000_vector_reg_class): Delete.
13368 (rs6000_vsx_reg_class): Ditto.
13369 (enum rs6000_reg_class_enum): New enum for the constraints that
13370 vary based on target switches.
13371 (rs6000_constraints): New array to hold the register class for all
13372 of the register constraints that vary based on the switches used.
13373 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
13374 (enum rs6000_builtins): Add unsigned varients for the builtin
13375 declarations returned by target hooks for expanding multiplies,
13376 select, and permute operations. Add VSX builtins.
13377 (enum rs6000_builtin_type_index): Add entries for VSX.
13378 (V2DI_type_node): Ditto.
13379 (V2DF_type_node): Ditto.
13380 (unsigned_V2DI_type_node): Ditto.
13381 (bool_long_type_node): Ditto.
13382 (intDI_type_internal_node): Ditto.
13383 (uintDI_type_internal_node): Ditto.
13384 (double_type_internal_node): Ditto.
13386 * config/rs6000/altivec.md (whole file): Move all expanders to
13387 vector.md from altivec.md. Rename insn matching functions to be
13389 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
13390 (altivec_vcmp*): Ditto.
13391 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
13392 (VM): New iterator for moves that includes the VSX types.
13393 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
13394 (altivec_vperm_<mode>_uns): New, for unsigned types.
13395 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
13396 (altivec_eq<mode>): Ditto.
13397 (altivec_gt<mode>): Ditto.
13398 (altivec_gtu<mode>): Ditto.
13399 (altivec_eqv4sf): Ditto.
13400 (altivec_gev4sf): Ditto.
13401 (altivec_gtv4sf): Ditto.
13402 (altivec_vcmpbfp_p): Ditto.
13404 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
13406 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
13409 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13412 * config/i386/i386.c (output_387_ffreep): Rewrite to use
13413 ASM_SHORT instead of .word.
13414 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
13415 instead of .word in asm template.
13417 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
13420 * ira-lives.c (bb_has_abnormal_call_pred): New function.
13421 (process_bb_node_lives): Use it.
13423 * ira.c (setup_cover_and_important_classes): Don't setup
13424 ira_important_class_nums. Add cover classes to the end of
13426 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13428 (find_reg_class_closure): Use reorder_important_classes.
13430 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13432 * config/i386/i386.c (i386_ira_cover_classes): New function.
13433 (TARGET_IRA_COVER_CLASSES): Redefine.
13435 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13436 importance of order of cover classes in the array.
13438 2009-07-22 Diego Novillo <dnovillo@google.com>
13440 * tree-pass.h (TDF_EH): Define.
13441 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13442 contains TDF_EH, print the EH region number holding GS.
13443 * tree-dump.c (dump_options): Add "eh".
13444 * doc/invoke.texi: Document it.
13446 2009-07-22 Doug Kwan <dougkwan@google.com>
13448 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13450 2009-07-22 Michael Matz <matz@suse.de>
13452 PR tree-optimization/35229
13453 PR tree-optimization/39300
13455 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13456 (inhibit_phi_insertion): New function.
13457 (insert_into_preds_of_block): Call it for REFERENCEs.
13458 (init_pre): Initialize and finalize scalar evolutions.
13459 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13461 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13463 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13464 Use CONST_VECTOR_NUNITS to determine number of elements.
13466 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13468 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13469 (U, W): Constraints are now deprecated and will be removed if we
13470 run out of letters.
13471 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13473 ("prefetch"): Add the stcmh instruction for prefetching.
13474 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13476 (s390_short_displacement): Return always true if compiling for
13477 machines not providing the long displacement facility.
13478 (s390_mem_constraint): Support the new constraint letter Z.
13479 (s390_check_qrst_address): New function.
13481 2009-07-21 DJ Delorie <dj@redhat.com>
13483 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13486 2009-07-21 Jason Merrill <jason@redhat.com>
13488 * c-common.c (max_tinst_depth): Increase default to 1024.
13490 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13492 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13493 (vec_unpacku_float_lo_v4si): Ditto.
13495 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13498 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13499 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13500 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13501 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13503 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13505 PR tree-optimization/40813
13506 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13509 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13511 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13512 with a NOP_EXPR if needed.
13514 2009-07-21 Paul Brook <paul@codesourcery.com>
13516 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13517 Terminate debug dump with newline.
13519 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13521 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13522 Cast "1" to unsigned HOST_WIDE_INT.
13523 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13524 deposit length to the maximum length - lsb. Extend length if
13525 HOST_BITS_PER_WIDE_INT is 32.
13527 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13529 * cgraph.h (constant_pool_htab): New function.
13530 (constant_descriptor_tree): Move from varasm.c.
13531 * varasm.c (constant_pool_htab): New function.
13532 (constant_descriptor_tree): Move to cgraph.h.
13534 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13536 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13538 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13540 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13543 2009-07-20 Xinliang David Li <davidxl@google.com>
13545 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13547 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13549 * config/mips/mips.md (move_type): Add arith.
13550 (type): Handle arith.
13551 (zero_extendsidi2): Rename this into ...
13552 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13553 (zero_extendsidi2): New expander.
13554 (*zero_extendsidi2_dext): New pattern.
13556 2009-07-20 Nick Clifton <nickc@redhat.com>
13558 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13559 to set MIPS_ABI_DEFAULT.
13560 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13562 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13564 * tree-object-size.c (addr_object_size): Handle unions with
13565 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13567 PR tree-optimization/40792
13568 * tree.c (build_function_type_skip_args): Remove bogus assert.
13570 2009-07-20 Jan Hubicka <jh@suse.cz>
13571 Martin Jambor <mjambor@suse.cz>
13573 * cgraph.h (combined_args_to_skip): New field.
13574 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13575 combined_args_to_skip and args_to_skip.
13576 * tree-inline.c (update_clone_info): New function.
13577 (tree_function_versioning): Call update_clone_info.
13578 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13580 (cgraph_materialize_all_clones): More extensive dumping, working
13581 with combined_args_to_skip rather than args_to_skip.
13583 2009-07-20 Ira Rosen <irar@il.ibm.com>
13585 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13586 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13587 (get_initial_def_for_reduction): Likewise.
13588 (vectorizable_reduction): Skip the check of first operand in case
13589 of COND_EXPR. Add check that it is outer loop vectorization if
13590 nested cycle was detected. Call vectorizable_condition() for
13591 COND_EXPR. If reduction epilogue cannot be created do not fail for
13592 nested cycles (if it is not double reduction). Assert that there
13593 is only one type in the loop in case of COND_EXPR. Call
13594 vectorizable_condition() to vectorize COND_EXPR.
13595 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13596 Add parameters. Allow nested cycles if called from
13597 vectorizable_reduction(). Use reduction vector variable if provided.
13598 (vect_analyze_stmt): Call vectorizable_reduction() before
13599 vectorizable_condition().
13600 (vect_transform_stmt): Update call to vectorizable_condition().
13602 2009-07-20 Christian Bruel <christian.bruel@st.com>
13604 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13605 * doc/invoke.texi (-mfmovd): Likewise.
13606 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13608 2009-07-20 Jan Hubicka <jh@suse.cz>
13610 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13611 when handling SSA name.
13613 2009-07-19 Jan Hubicka <jh@suse.cz>
13615 PR tree-optimization/40676
13616 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13617 virtual PHIs in empty BBs.
13619 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13621 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13622 re-expanded the compound use gen_lowpart instead to convert to the
13625 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13627 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13628 OUTER_CONST arguments.
13629 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13630 the new wider mode will be masked off.
13631 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13633 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13635 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13636 high-order bits are zero.
13638 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13640 * combine.c (simplify_shift_const_1): Split code to determine
13641 shift_mode into ...
13642 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13643 new bits shifted in are identical to the old sign bit.
13645 2009-07-18 Richard Guenther <rguenther@suse.de>
13648 * gimplify.c (gimplify_call_expr): Reject code using results from
13649 functions returning void.
13651 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13653 * doc/md.texi: Document the new PowerPC "es" constraint.
13654 Document that "m" can include automodified addresses on this target,
13655 and explain how %U must be used. Extend the "Q" and "Z" documentation
13656 to suggest "es" as well as "m".
13657 * config/rs6000/constraints.md (es): New memory constraint.
13658 (Q, Z): Update strings to match new documentation.
13660 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13662 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13663 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13664 * config/rs6000/predicates.md (volatile_mem_operand): Use
13665 offsettable_nonstrict_memref_p.
13666 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13667 (*floatunssidf2_internal): Likewise.
13668 (*fix_truncdfsi2_internal): Likewise.
13669 (*fix_trunctfsi2_internal): Likewise.
13671 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13673 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13674 atmega32u2 devices.
13675 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13677 2009-07-17 Richard Guenther <rguenther@suse.de>
13680 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13681 (pass_warn_unused_result): Likewise.
13682 (TODO_set_props): Remove.
13683 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13685 (pass_diagnose_omp_blocks): Define.
13686 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13687 (c_gimple_diagnostics_recursively): Remove.
13688 (finish_function): Do not call it.
13689 (c_write_global_declarations): Continue after errors.
13690 Finalize the CU here.
13691 * c-gimplify.c (c_genericize): Do not gimplify here.
13692 * c-common.c (c_warn_unused_result): Move ...
13693 * tree-cfg.c (do_warn_unused_result): ... here.
13694 (run_warn_unused_result): New function.
13695 (gate_warn_unused_result): New function.
13696 (pass_warn_unused_result): New pass.
13697 * c-common.h (c_warn_unused_result): Remove.
13698 * flags.h (flag_warn_unused_result): Declare.
13699 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13700 * opts.c (flag_warn_unused_result): Initialize to false.
13701 * toplev.c (compile_file): Add comment.
13702 * omp-low.c (create_omp_child_function): Do not register
13703 the function with the frontend.
13704 (diagnose_omp_structured_block_errors): Prepare to be
13705 called as optimization pass.
13706 (gate_diagnose_omp_blocks): New function.
13707 (pass_diagnose_omp_blocks): New pass.
13708 * cgraph.h (cgraph_optimize): Remove.
13709 (cgraph_analyze_function): Likewise.
13710 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13711 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13712 before their parents here.
13713 (cgraph_finalize_function): Not here.
13714 (cgraph_analyze_function): Gimplify functions here.
13715 (cgraph_finalize_compilation_unit): Continue after errors.
13716 Optimize the callgraph from here.
13717 (cgraph_optimize): Make static.
13718 * langhooks.c (write_global_declarations): Finalize the CU.
13719 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13720 (gimplify_function_tree): Assert we gimplify only once.
13721 Set PROP_gimple_any property.
13722 * tree-nested.c (gimplify_all_functions): New function.
13723 (lower_nested_functions): Gimplify all nested functions.
13724 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13725 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13726 and pass_diagnose_omp_blocks after gimplification. Do not
13727 set TODO_set_props on all_lowering_passes.
13728 (execute_one_pass): Do not handle TODO_set_props.
13729 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13730 (gimplify.o): Add tree-pass.h dependency.
13731 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13732 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13733 (unsave_r): Likewise.
13734 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13735 temporary variable.
13737 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13739 * doc/service.texi (Service): Restore previously removed link,
13740 which isn't broken after all.
13742 2009-07-17 Richard Guenther <rguenther@suse.de>
13744 PR tree-optimization/40321
13745 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13746 PHI nodes to the maximal set.
13747 (make_values_for_phi): Add PHI arguments to the maximal set.
13748 (execute_pre): Dump PHI_GEN and the maximal set.
13750 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13753 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13756 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13758 * doc/extend.texi (Nested Functions): Replace broken link with
13760 * doc/service.texi (Service): Remove broken link.
13762 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13765 * builtins.c (expand_builtin_memcmp): Use loc instead of
13766 EXPR_LOCATION (exp).
13767 (expand_builtin_strncmp): Likewise.
13769 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13770 Manuel López-Ibáñez <manu@gcc.gnu.org>
13773 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13774 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13775 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13776 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13777 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13778 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13779 tree-inline.c, c-common.c, c-common.h, gimple.c,
13780 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13781 convert.c: Add location argument to fold_{unary,binary,ternary},
13782 fold_build[123], build_call_expr, build_size_arg,
13783 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13784 fold_build1_initializer, fold_build2_initializer,
13785 fold_build3_initializer, fold_build_call_array,
13786 fold_build_call_array_initializer, fold_single_bit_test,
13787 omit_one_operand, omit_two_operands, invert_truthvalue,
13788 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13789 combine_comparisons, fold_builtin_*, fold_call_expr,
13790 build_range_check, maybe_fold_offset_to_address, round_up,
13793 2009-07-16 Jason Merrill <jason@redhat.com>
13796 * c-common.c (c_common_reswords): Add __is_standard_layout
13798 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13799 * doc/implement-cxx.texi: New.
13800 * doc/gcc.texi: Include it.
13802 2009-07-16 DJ Delorie <dj@redhat.com>
13804 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13805 compares that may be indirectly affected by previous instructions.
13807 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13809 * builtins.c (do_mpc_arg2): New.
13810 (fold_builtin_2): Fold builtin cpow.
13811 * real.h (HAVE_mpc_pow): New.
13813 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13815 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13816 comparison to skip unprofitable schedule
13818 2009-07-16 Simon Baldwin <simonb@google.com>
13820 * gcc.c (option_map): New flag -no-canonical-prefixes.
13821 * (display_help): Print help text for new flag.
13822 * (process_command): Move options translation and language specifics
13823 and handle new flag early. Use it to set a function pointer to a
13824 prefix builder. Replace make_relative_prefix calls with calls to
13825 the function pointed to. Ignore new flag in regular options handling.
13826 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13828 2009-07-15 DJ Delorie <dj@redhat.com>
13830 * config/mep/mep.md (sibcall_internal): Change register to avoid
13831 argument registers.
13832 (sibcall_value_internal): Likewise.
13834 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13836 PR rtl-optimization/40710
13837 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13839 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13841 * config/mips/mips.md (*extenddi_truncate<mode>,
13842 *extendsi_truncate<mode>): Change type attribute to move_type
13843 with shift_shift. Split out code handling exts from here ...
13844 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13846 (*extendhi_truncateqi): Change type attribute to move_type with
13847 shift_shift. Split out code handling exts from here ...
13848 (*extendhi_truncateqi_exts): ... to this new pattern.
13850 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13852 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13853 instead of "and" with inverted sign bit mask value. Use
13854 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13855 Allocate registers only for operand 4 and operand 5.
13857 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13859 PR middle-end/40747
13860 * fold-const.c (fold_cond_expr_with_comparison): When folding
13861 < and <= to MIN, make sure the MIN uses the same type as the
13862 comparison's operands.
13864 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13866 * arm.md (ior_xor): New code iterator.
13867 (split for ior/xor with shift and zero-extend): New split pattern.
13868 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13870 2009-07-15 Richard Guenther <rguenther@suse.de>
13872 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13875 2009-07-15 Richard Guenther <rguenther@suse.de>
13877 PR middle-end/40753
13878 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13880 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13882 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13883 handle 2.6.30 kernel.
13885 2009-07-15 DJ Delorie <dj@redhat.com>
13887 * config/mep/mep.md (sibcall_internal): Change register to allow
13888 for 24-bit addresses.
13889 (sibcall_value_internal): Likewise.
13891 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13893 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13894 that are enabled/disabled by the flags introduced by a previous patch.
13896 2009-07-14 DJ Delorie <dj@redhat.com>
13898 * config/mep/mep.md (sibcall_internal): Include non-toggling
13900 (sibcall_value_internal): Likewise.
13902 2009-07-14 Taras Glek <tglek@mozilla.com>
13903 Rafael Espindola <espindola@google.com>
13905 * doc/sourcebuild.texi: Document install-plugin target.
13906 * configure.ac: Added install-plugin target to language makefiles.
13907 * configure: Regenerate.
13908 * Makefile.in (install-plugin): Install more headers,
13909 depend on lang.install-plugin.
13911 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13913 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13916 2009-07-14 DJ Delorie <dj@redhat.com>
13918 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13919 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13920 * config/mep/mep.md (sibcall_internal): Change test from
13921 mep_vliw_mode_match to mep_vliw_jmp_match.
13922 (sibcall_value_internal): Likewise.
13924 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13926 * config/i386/sse.md (copysign<mode>3): New expander.
13927 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13928 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13929 Use ix86_build_const_vector.
13930 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13931 IX86_BUILTIN_CPYSGNPD.
13932 (builtin_description): Add __builtin_ia32_copysignps and
13933 __builtin_ia32_copysignpd.
13934 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13935 and BUILT_IN_COPYSIGNF.
13937 2009-07-13 Jason Merrill <jason@redhat.com>
13939 * builtins.c (can_trust_pointer_alignment): New fn.
13940 (get_pointer_alignment): Factor it out from here.
13941 * tree.h: Declare it.
13943 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13945 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13948 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13952 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13954 2009-07-14 Richard Guenther <rguenther@suse.de>
13955 Andrey Belevantsev <abel@ispras.ru>
13957 PR middle-end/40745
13958 * cfgexpand.c (partition_stack_vars): Do not bother to update
13959 alias information when not optimizing.
13961 2009-07-14 Richard Guenther <rguenther@suse.de>
13962 Andrey Belevantsev <abel@ispras.ru>
13964 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13965 (pt_solution_set): Likewise.
13966 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13967 * tree-ssa-structalias.c (pt_solution_set): New function.
13968 * final.c (rest_of_clean_state): Free SSA data structures.
13969 * print-rtl.c (print_decl_name): Remove.
13970 (print_mem_expr): Implement in terms of print_generic_expr.
13971 * alias.c (ao_ref_from_mem): New function.
13972 (rtx_refs_may_alias_p): Likewise.
13973 (true_dependence): Query alias-export info.
13974 (canon_true_dependence): Likewise.
13975 (write_dependence_p): Likewise.
13976 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13978 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13979 (mem_expr_equal_p): Use operand_equal_p.
13980 (set_mem_attributes_minus_bitpos): Do not use
13981 component_ref_for_mem_expr.
13982 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13983 (update_alias_info_with_stack_vars): Likewise.
13984 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13985 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13986 explicitly nor clear stmt operands.
13987 Free the decl-to-pointer map.
13988 * tree-optimize.c (execute_free_datastructures): Do not free
13989 SSA data structures here.
13990 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13991 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13992 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13994 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13996 2009-07-13 DJ Delorie <dj@redhat.com>
13998 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13999 unrolling at the right iteration count.
14001 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
14004 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
14006 * haifa-sched.c (rank_for_schedule): Introduced flags to
14007 enable/disable individual scheduling heuristics.
14008 * common.opt: Introduced flags to enable/disable individual
14009 heuristics in the scheduler.
14010 * doc/invoke.texi: Introduced flags to enable/disable individual
14011 heuristics in the scheduler.
14013 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
14015 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
14016 config/i386/mingw-tls.c.
14017 * config/i386/mingw-tls.c: Removed.
14019 2009-07-13 Ira Rosen <irar@il.ibm.com>
14021 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
14022 checks access only relevant statements.
14023 (vectorizable_reduction): Likewise.
14025 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
14027 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
14028 just for 32-bit case.
14030 2009-07-12 Jan Hubicka <jh@suse.cz>
14032 PR tree-optimization/40585
14033 * except.c (expand_resx_expr): When there already is resume
14034 instruction, produce linked list.
14035 (build_post_landing_pads): Assert that resume is empty.
14036 (connect_post_landing_pads): Handle resume lists.
14037 (dump_eh_tree): Dump resume list.
14039 2009-07-12 Ira Rosen <irar@il.ibm.com>
14041 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14042 with additional argument.
14043 * tree-vectorizer.h (enum vect_def_type): Add
14044 vect_double_reduction_def.
14045 (vect_is_simple_reduction): Add argument.
14046 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
14048 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
14049 vect_is_simple_reduction with additional argument.
14050 (vect_analyze_loop_operations): Handle exit phi nodes in case of
14052 (reduction_code_for_scalar_code): Handle additional codes by
14053 returning ERROR_MARK for them. Fix comment and indentation.
14054 (vect_is_simple_reduction): Fix comment, add argument to specify
14055 double reduction. Detect double reduction.
14056 (get_initial_def_for_induction): Fix indentation.
14057 (get_initial_def_for_reduction): Fix comment and indentation.
14058 Handle double reduction. Create initial definitions that do not
14059 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
14060 (vect_create_epilog_for_reduction): Fix comment, add argument to
14061 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
14062 epilogue result extraction. Create double reduction phi node and
14063 replace relevant uses.
14064 (vectorizable_reduction): Call vect_is_simple_reduction with
14065 additional argument. Fix indentation. Update epilogue code treatment
14066 according to the changes in reduction_code_for_scalar_code. Check
14067 for double reduction. Call vect_create_epilog_for_reduction with
14068 additional argument.
14069 * tree-vect-stmts.c (process_use): Handle double reduction, update
14071 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
14072 (vect_get_vec_def_for_operand): Likewise.
14074 2009-07-12 Danny Smith <dansmister@gmail.com>
14076 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
14077 dllexport if !TREE_PUBLIC.
14078 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
14080 2009-07-11 Anatoly Sokolov <aesok@post.ru>
14082 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
14083 (avr_extra_arch_macro) Remove declatation.
14084 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
14085 (avr_extra_arch_macro) Declare as static.
14086 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
14088 2009-07-11 Jan Hubicka <jh@suse.cz>
14090 PR middle-end/48388
14091 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
14093 2009-07-11 Jakub Jelinek <jakub@redhat.com>
14096 * dwarf2out.c (dw_fde_struct): Add in_std_section and
14097 cold_in_std_section bits.
14098 (dwarf2out_begin_prologue): Initialize them.
14099 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
14100 if already covered by text_section or cold_text_section range.
14102 PR rtl-optimization/40667
14103 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
14104 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
14105 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
14106 * config/i386/i386.c (ix86_minimum_alignment): New function.
14107 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
14108 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
14109 * emit-rtl.c (gen_reg_rtx): Likewise.
14110 * function.c (assign_parms): Likewise. If nominal_type needs
14111 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
14112 rather than passed_type's alignment.
14115 * function.c (assign_parm_setup_stack): Adjust
14116 MEM_OFFSET (data->stack_parm) if promoted_mode is different
14117 from nominal_mode on big endian.
14119 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
14121 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
14123 2009-07-10 DJ Delorie <dj@redhat.com>
14125 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
14127 2009-07-10 Mark Mitchell <mark@codesourcery.com>
14129 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
14131 (thumb2_cbnz): Likewise.
14133 2009-07-10 David Daney <ddaney@caviumnetworks.com>
14136 * config.gcc (supported_defaults): Add synci.
14137 (with_synci): Add validation.
14138 (all_defaults): Add synci.
14139 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
14142 * config/mips/mips.opt (msynci): New option.
14143 * config/mips/mips.c (mips_override_options): Warn on use of
14144 -msynci for targets that do now support it.
14145 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
14147 * gcc/doc/invoke.texi (-msynci): Document the new option.
14148 * doc/install.texi (--with-synci): Document the new option.
14150 2009-07-10 Richard Guenther <rguenther@suse.de>
14152 PR tree-optimization/40496
14153 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
14154 the PHI result with a compatible type.
14156 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14160 * c.opt (Wunused-result): New.
14161 * doc/invoke.texi: Document it.
14162 * c-common.c (c_warn_unused_result): Use it.
14164 2009-07-09 DJ Delorie <dj@redhat.com>
14166 * targhooks.c (default_target_can_inline_p): Rename from
14167 default_target_option_can_inline_p.
14168 * targhooks.h (default_target_can_inline_p): Likewise.
14169 * target-def.h (TARGET_CAN_INLINE_P): Rename from
14170 TARGET_OPTION_CAN_INLINE_P.
14171 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
14172 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
14173 (mep_target_can_inline_p): Rename from
14174 mep_target_option_can_inline_p.
14177 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
14178 registers used to pass vectors.
14180 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
14182 2009-07-09 Tom Tromey <tromey@redhat.com>
14184 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
14185 * config/mmix/mmix.c: Include dwarf2.h.
14186 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
14187 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
14188 * config/sh/sh.c: Include dwarf2.h.
14189 * config/i386/i386.c: Include dwarf2.h.
14190 * Makefile.in (DWARF2_H): Remove 'elf'.
14191 * except.c: Include dwarf2.h.
14192 * unwind-dw2.c: Include dwarf2.h.
14193 * dwarf2out.c: Include dwarf2.h.
14194 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
14195 * unwind-dw2-fde.c: Include dwarf2.h.
14196 * dwarf2asm.c: Include dwarf2.h.
14198 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14200 * haifa-sched.c (insn_finishes_cycle_p): New static function.
14201 (max_issue): Use it.
14202 * sched-int.h (struct sched_info: insn_finishes_block_p): New
14204 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
14205 (region_sched_info): Update.
14206 * sched-ebb.c (ebb_sched_info): Update.
14207 * modulo-sched.c (sms_sched_info): Update.
14208 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
14210 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14212 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
14214 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
14216 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
14218 2009-07-09 Jakub Jelinek <jakub@redhat.com>
14220 PR middle-end/40692
14221 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
14222 arg1 with arg01 if arg1 is already INTEGER_CST.
14224 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14226 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
14227 Transform (and (truncate)) into (truncate (and)).
14229 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14231 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
14232 creating LHS paradoxical subregs. Fix surrounding returns to
14233 use NULL_RTX rather than 0.
14235 2009-07-08 DJ Delorie <dj@redhat.com>
14237 * config/mep/mep.c (mep_option_can_inline_p): New.
14238 (TARGET_OPTION_CAN_INLINE_P): Define.
14240 2009-07-08 Mark Wielaard <mjw@redhat.com>
14243 * dwarf2out.c (add_data_member_location_attribute): When we have
14244 only a constant offset don't emit a new location description using
14245 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
14248 2009-07-08 Richard Henderson <rth@redhat.com>
14251 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
14252 (enum reg_class): Add CLOBBERED_REGS.
14253 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
14254 * config/i386/i386.c (ix86_conditional_register_usage): Moved
14255 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
14256 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
14257 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
14258 force 64-bit sibcalls into R11.
14259 * config/i386/constraints.md (U): New constraint.
14260 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
14261 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
14262 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
14264 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
14266 * basic-block.h (dump_regset, debug_regset): Remove duplicate
14268 * c-objc-common.h (c_initialize_diagnostics): Ditto.
14269 * ebitmap.h (dump_ebitmap): Ditto.
14270 * optabs.h (optab_libfunc): Ditto.
14271 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
14272 * tree-flow.h (vect_can_force_dr_alignment_p,
14273 get_vectype_for_scalar_type): Ditto.
14274 (vectorize_loops): Move prototype to ...
14275 * tree-vectorizer.h: ... here. Also, adjust comment.
14276 (vect_set_verbosity_level): Remove duplicate prototype.
14277 * tree-ssa-loop.c: Include tree-vectorizer.h.
14278 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
14280 2009-07-08 Nick Clifton <nickc@redhat.com>
14282 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
14285 2009-07-08 DJ Delorie <dj@redhat.com>
14287 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
14288 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
14289 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
14291 * config/mep/intrinsics.md: Regenerated.
14292 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
14293 registers when asm() or calls are detected.
14295 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14298 * gimplify.c (gimplify_expr): Propagate no_warning flag when
14300 * gimple (gimple_build_call_from_tree): Likewise.
14301 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
14302 no_warning flag before warning.
14304 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14306 * tree.c (set_expr_locus): Remove.
14307 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14308 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
14310 * gimplify.c (internal_get_tmp_var): Likewise.
14311 (gimplify_call_expr): Likewise.
14312 (gimplify_one_sizepos): Likewise.
14314 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
14317 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
14318 to variables for debugging purposes.
14320 2009-06-23 Mark Loeser <mark@halcy0n.com>
14323 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
14325 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14327 * pretty-print.c (pp_base_format): Remove %J.
14328 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14329 gcc_cxxdiag_char_table): Likewise.
14330 (init_dynamic_diag_info): Likewise.
14332 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14334 * pretty-print.c (pp_base_format): Remove %H.
14335 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14336 gcc_cxxdiag_char_table): Likewise.
14337 (init_dynamic_diag_info): Likewise.
14338 * config/mep/mep.c (mep_select_section): Likewise.
14340 2009-07-07 Duncan Sands <baldrick@free.fr>
14342 * final.c (pass_clean_state): Give the pass a name.
14343 * passes.c (pass_rest_of_compilation): Likewise.
14344 * tree-optimize.c (pass_all_optimizations): Likewise.
14346 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
14348 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
14349 an extra 'decl' for error_at.
14351 2009-07-07 Jakub Jelinek <jakub@redhat.com>
14353 PR middle-end/40669
14354 * tree-tailcall.c (adjust_return_value_with_ops,
14355 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
14356 if it has complex or vector type.
14358 2009-07-07 Olivier Hainque <hainque@adacore.com>
14360 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
14363 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
14365 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
14367 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14369 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
14370 * c-decl.c: Likewise.
14371 * function.c: Likewise.
14372 * varasm.c: Likewise.
14373 * tree-ssa.c: Likewise.
14374 * c-common.c: Likewise.
14375 * tree-cfg.c: Likewise.
14376 * config/spu/spu.c: Likewise.
14377 * config/ia64/ia64.c: Likewise.
14378 * config/v850/v850.c: Likewise.
14380 2009-07-06 DJ Delorie <dj@redhat.com>
14382 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
14383 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
14384 unspecified accesses to control registers.
14385 * config/mep/intrinsics.md: Regenerate.
14386 * config/mep/intrinsics.h: Regenerate.
14387 * config/mep/mep-intrin.h: Regenerate.
14389 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14391 * c-lex.c: Replace %H by an explicit location. Update all calls.
14392 * c-common.c: Likewise.
14393 * c-decl.c: Likewise.
14394 * c-typeck.c: Likewise.
14395 * fold-const.c: Likewise.
14396 * gimplify.c: Likewise.
14397 * stmt.c: Likewise.
14398 * tree-cfg.c: Likewise.
14399 * tree-ssa-loop-niter.c: Likewise.
14400 * tree-vrp.c: Likewise.
14401 * value-prof.c: Likewise.
14403 2009-07-06 Diego Novillo <dnovillo@google.com>
14405 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
14406 if it has one. Handle cases where VAR does not have an
14407 annotation or cfun is NULL.
14409 2009-07-06 Diego Novillo <dnovillo@google.com>
14411 * tree.c: Include debug.h.
14412 (initialize_tree_contains_struct): New.
14413 (init_ttree): Call it.
14414 (tree_node_structure_for_code): Factor out of ...
14415 (tree_node_structure): ... here.
14416 * treestruct.def (TS_PHI_NODE): Remove.
14417 (TS_GIMPLE_STATEMENT): Remove.
14419 2009-07-06 Diego Novillo <dnovillo@google.com>
14421 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14422 (debug_tree_chain): Handle cycles.
14424 2009-07-06 Nick Clifton <nickc@redhat.com>
14425 DJ Delorie <dj@redhat.com>
14427 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14428 __FMOVD_ENABLED__ is defined.
14430 (TARGET_FMOVD): Provide a default definition.
14431 (MASK_FMOVD): Likewise.
14432 (TARGET_CPU_CPP_BUILTINS): Define
14433 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14434 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14435 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14436 (split for DF load from memory into register): Also handle
14437 MEMs which consist of REG+DISP addressing.
14438 (split for DF store from register to memory): Likewise.
14439 (movsf_ie): Always use single fp_mode.
14440 * config/sh/sh.c (sh_override_options): Do not automatically
14441 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14442 that to the -mfmovd command line switch.
14443 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14444 (fldi_ok): Always allow.
14445 * config/sh/sh.opt (mfmovd): Remove this switch.
14446 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14448 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14449 Kaz Kojima <kkojima@gcc.gnu.org>
14451 PR rtl-optimization/30807
14452 * postreload.c (reload_combine): For every new use of REG_SUM,
14453 record the use of BASE.
14455 2009-07-06 Jan Hubicka <jh@suse.cz>
14457 * params.def: Revert my accidental commit at 2009-06-30.
14459 2009-07-04 Ian Lance Taylor <iant@google.com>
14462 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14464 (mingw_format_attribute_overrides): Likewise.
14466 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14469 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14470 don't check cfa.reg. Instead of cfa.indirect use
14471 fde && fde->drap_reg != INVALID_REGNUM test.
14473 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14475 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14477 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14480 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14482 2009-07-03 Richard Guenther <rguenther@suse.de>
14484 PR tree-optimization/40640
14485 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14488 2009-07-03 Jan Hubicka <jh@suse.cz>
14490 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14491 for size, reduce amount of inlining.
14493 2009-07-03 Richard Guenther <rguenther@suse.de>
14495 PR middle-end/34163
14496 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14497 if t +- x is known to not overflow and the conversion widens the
14499 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14501 2009-07-03 Jan Hubicka <jh@suse.cz>
14503 * ipa-pure-const.c (analyze): Update loop optimizer init.
14504 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14505 try_remove_empty_loop, remove_empty_loops): Remove.
14506 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14507 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14508 to mark regular loops as neccesary.
14509 (degenerate_phi_p): New function.
14510 (propagate_necessity, remove_dead_phis): Use it.
14511 (forward_edge_to_pdom): Likewise.
14512 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14513 virtual PHI nodes that became unreachable.
14514 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14515 * tree-flow.h (remove_empty_loops): Remove.
14516 * passes.c (init_optimization_passes): Remove.
14518 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14520 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14521 can_create_pseudo_p.
14522 (*fix_trunc<mode>_i387_1): Ditto.
14523 (*floathi<mode>2_1): Ditto.
14524 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14525 (*fistdi2_1): Ditto.
14526 (*fist<mode>2_1): Ditto.
14527 (frndintxf2_floor): Ditto.
14528 (*fist<mode>2_floor_1): Ditto.
14529 (frndintxf2_ceil): Ditto.
14530 (*fist<mode>2_ceil_1): Ditto.
14531 (frndintxf2_trunc): Ditto.
14532 (frndintxf2_mask_pm): Ditto.
14533 (fxam<mode>2_i387_with_temp): Ditto.
14534 * config/i386/sse.md (mulv16qi3): Ditto.
14535 (*sse2_mulv4si3): Ditto.
14537 (sse4_2_pcmpestr): Ditto.
14538 (sse4_2_pcmpistr): Ditto.
14540 2009-07-03 Jan Hubicka <jh@suse.cz>
14542 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14543 (mark_stmt_necessary): Set it.
14544 (mark_operand_necessary): Set it.
14545 (mark_control_dependent_edges_necessary): Set it.
14546 (mark_virtual_phi_result_for_renaming): New function.
14547 (get_live_post_dom): New function.
14548 (forward_edge_to_pdom): New function.
14549 (remove_dead_stmt): Fix handling of control dependences.
14550 (tree_dce_init): Init new bitmap.
14551 (tree_dce_done): Free it.
14553 2009-07-02 Richard Guenther <rguenther@suse.de>
14556 * tree-ssa-structalias.c (new_var_info): Initialize
14559 2009-07-02 Jan Hubicka <jh@suse.cz>
14561 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14564 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14566 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14567 instead of recomputing it. Adjust calls.
14568 (emit_store_flag): Adjust recursive calls.
14570 2009-07-02 Richard Guenther <rguenther@suse.de>
14572 * tree-ssa-live.c (remove_unused_locals): Do not remove
14574 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14575 of DECL_EXTERNAL for HEAP variables.
14576 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14577 HEAP variables. Do not adjust RESTRICT vars.
14578 (find_what_var_points_to): Nobody cares if something
14579 points to READONLY.
14581 2009-07-02 Ben Elliston <bje@au.ibm.com>
14583 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14584 pc_low and pc_high declarations to the top of the function.
14586 2009-07-01 DJ Delorie <dj@redhat.com>
14588 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14589 registers as fixed.
14590 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14591 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14592 unspecified accesses to control registers.
14593 * config/mep/intrinsics.md: Regenerate.
14594 * config/mep/intrinsics.h: Regenerate.
14595 * config/mep/mep-intrin.h: Regenerate.
14597 2009-07-01 Anthony Green <green@moxielogic.com>
14599 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14600 instruction when possible.
14601 (moxie_expand_prologue): Ditto. Also, save an instruction and
14602 some complexity by popping off of $r12 instead of $sp.
14603 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14606 2009-07-01 Richard Henderson <rth@redhat.com>
14609 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14610 contained no insns, reposition note before last insn.
14612 2009-07-01 Richard Henderson <rth@redhat.com>
14615 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14616 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14618 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14621 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14622 darwin9 for printing reg addresses with %y.
14624 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14626 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14627 truncation from operands in binary operations.
14629 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14632 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14633 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14634 subreg of op0 to the original op0.
14636 * expmed.c (store_bit_field_1): Use a temporary as the destination
14637 instead of a paradoxical subreg when we need to truncate the result.
14639 2009-07-01 DJ Delorie <dj@redhat.com>
14641 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14642 names to VLIW variants.
14643 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14644 * config/mep/intrinsics.md: Regenerate.
14645 * config/mep/intrinsics.h: Regenerate.
14646 * config/mep/mep-intrin.h: Regenerate.
14648 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14651 * jump.c (returnjump_p): Revert last patch.
14652 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14654 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14657 * pa.md (casesi32p): Use jump table label to determine the offset
14659 (casesi64p): Likewise.
14661 * pa.c (forward_branch_p): Return bool type. Use instruction
14662 addresses when available. Assert that INSN has a jump label.
14663 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14666 2009-07-01 Richard Guenther <rguenther@suse.de>
14668 PR tree-optimization/19831
14669 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14670 that only act as barriers do not make any previous stores necessary.
14671 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14672 HEAP variables global, do not add a constraint from nonlocal.
14673 (find_func_aliases): Handle escapes through return statements.
14674 (compute_points_to_sets): Make escaped HEAP variables global.
14676 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14679 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14680 after reducing a DImode cstore to SImode.
14682 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14684 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14685 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14687 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14689 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14690 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14692 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14693 and umod_optab if TARGET_BSD_DIVMOD.
14694 * config/vax/lib1funcs.asm: New file.
14695 * config/vax/t-linux: New file.
14696 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14698 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14701 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14702 to type arguments that have void type.
14705 * dwarf2out.c (gen_formal_parameter_die): Call
14706 equate_decl_number_to_die if node is different from origin.
14708 2009-06-30 Anthony Green <green@moxielogic.com>
14710 Clean up moxie port for --enable-build-with-cxx.
14711 * config/moxie/moxie.c (moxie_function_value): First two
14712 parameters are const_tree, not tree.
14713 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14714 (REG_CLASS_NAMES): Ditto.
14715 (REGNO_REG_CLASS): Ditto.
14716 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14717 (moxie_function_value): Fix constyness of arguments.
14719 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14721 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14722 finalize_size_functions before further processing.
14723 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14724 (variable_size): Call self_referential_size on size expressions
14725 that contain a PLACEHOLDER_EXPR.
14726 (size_functions): New static variable.
14727 (copy_self_referential_tree_r): New static function.
14728 (self_referential_size): Likewise.
14729 (finalize_size_functions): New global function.
14730 * tree.c: Include tree-inline.h.
14731 (push_without_duplicates): New static function.
14732 (find_placeholder_in_expr): New global function.
14733 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14735 <tcc_expression>: Likewise.
14736 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14737 the call in the expression.
14738 * tree.h (finalize_size_functions): Declare.
14739 (find_placeholder_in_expr): Likewise.
14740 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14741 (substitute_placeholder_in_expr): Update comment.
14742 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14744 (copy_tree_body_r): Likewise.
14745 (copy_tree_body): New static function.
14746 (maybe_inline_call_in_expr): New global function.
14747 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14748 (maybe_inline_call_in_expr): Declare.
14749 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14750 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14753 2009-06-30 Richard Guenther <rguenther@suse.de>
14755 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14757 (propagate_necessity): Do not mark reaching defs of stores
14760 2009-06-30 Jan Hubicka <jh@suse.cz>
14762 * cfgloopanal.c (check_irred): Move into ...
14763 (mark_irreducible_loops): ... here; return true if ireducible
14765 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14766 (analyze_function): Try to prove loop finiteness.
14767 * cfgloop.h (mark_irreducible_loops): Update prototype.
14768 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14770 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14772 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14774 2009-06-30 Ira Rosen <irar@il.ibm.com>
14776 PR tree-optimization/40542
14777 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14780 2009-06-30 Martin Jambor <mjambor@suse.cz>
14782 PR tree-optimization/40582
14783 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14784 than useless_type_conversion_p.
14785 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14788 2009-06-30 Martin Jambor <mjambor@suse.cz>
14790 PR middle-end/40554
14791 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14793 2009-06-30 Richard Guenther <rguenther@suse.de>
14795 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14796 use ao_ref references.
14797 (walk_aliased_vdefs): Likewise.
14798 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14799 * tree-ssa-dce.c (struct ref_data): Remove.
14800 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14801 (mark_aliased_reaching_defs_necessary): Adjust.
14802 (mark_all_reaching_defs_necessary_1): Likewise.
14804 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14807 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14808 (emit_store_flag_1): Extract from emit_store_flag, adjust
14809 calls to (what now is) emit_cstore.
14810 (emit_store_flag): Call emit_store_flag_1 and also use it
14811 for what used to be recursive calls.
14813 2009-06-30 Wei Guozhi <carrot@google.com>
14816 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14817 if the target bb post dominates from bb.
14818 * config/i386/i386.c (memory_address_length): Check existence of base
14819 register before using it.
14821 2009-06-30 Nick Clifton <nickc@redhat.com>
14822 DJ Delorie <dj@redhat.com>
14824 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14825 __FMOVD_ENABLED__ is defined.
14827 (TARGET_FMOVD): Provide a default definition.
14828 (MASK_FMOVD): Likewise.
14829 (TARGET_CPU_CPP_BUILTINS): Define
14830 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14831 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14832 two fmov instructions depending upon whether TARGET_FMOVD is
14834 (split for DF load from memory into register): Also handle
14835 MEMs which consist of REG+DISP addressing.
14836 (split for DF store from register to memory): Likewise.
14837 * config/sh/sh.opt (mfmovd): Remove this switch.
14838 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14839 * config/sh/sh.c (sh_override_options): Do not automatically
14840 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14841 that to the -mfmovd command line switch.
14843 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14845 (fldi_ok): Always allow.
14846 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14848 2009-06-29 DJ Delorie <dj@redhat.com>
14850 * doc/install.texi (mep-x-elf): Correct chip's full name.
14852 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14854 * doc/extend.texi: Fix typo.
14856 2009-06-29 Tom Tromey <tromey@redhat.com>
14858 * dwarf2.h: Remove.
14859 * Makefile.in (DWARF2_H): New variable.
14860 (except.o): Use it.
14861 (dwarf2out.o): Likewise.
14862 (dwarf2asm.o): Likewise.
14863 * config/i386/t-i386: Use DWARF2_H.
14864 * except.c: Include elf/dwarf2.h.
14865 * unwind-dw2.c: Include elf/dwarf2.h.
14866 * dwarf2out.c: Include elf/dwarf2.h.
14867 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14868 <dtprel>: New field.
14869 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14870 (size_of_loc_descr): Likewise.
14871 (output_loc_operands_raw): Likewise.
14872 (output_loc_operands): Handle new dtprel field.
14873 (loc_checksum): Update.
14874 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14875 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14876 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14877 * dwarf2asm.c: Include elf/dwarf2.h.
14878 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14879 * config/mmix/mmix.c: Include elf/dwarf2.h.
14880 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14881 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14882 * config/sh/sh.c: Include elf/dwarf2.h.
14883 * config/i386/i386.c: Include elf/dwarf2.h.
14885 2009-06-29 DJ Delorie <dj@redhat.com>
14887 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14889 * doc/extend.texi: Add MeP attributes and pragmas.
14890 * doc/invoke.text: Add MeP Options.
14891 * doc/contrib.texi: Add MeP contribution.
14892 * doc/md.texi: Add MeP constraints.
14893 * doc/install.texi: Add MeP target.
14895 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14897 * target.h (struct gcc_target): Add frame_pointer_required field.
14898 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14899 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14900 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14902 * reload1.c (update_eliminables): (Ditto.).
14903 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14904 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14905 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14907 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14909 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14910 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14911 (arm_frame_pointer_required): New function.
14913 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14914 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14915 (avr_frame_pointer_required_p): Declare as static.
14916 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14918 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14919 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14920 (bfin_frame_pointer_required): Make as static, change return type
14922 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14924 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14925 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14926 (cris_frame_pointer_required): New function.
14928 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14930 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14931 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14932 (fr30_frame_pointer_required): New function.
14934 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14935 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14936 (frv_frame_pointer_required): Make as static, change return type
14938 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14940 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14941 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14942 (ix86_frame_pointer_required): Make as static, change return type to
14944 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14946 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14947 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14949 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14951 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14953 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14955 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14956 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14957 (mips_frame_pointer_required): Make as static.
14958 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14960 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14961 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14962 (mmix_frame_pointer_required): Mew function.
14964 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14965 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14967 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14969 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14971 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14973 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14974 (CAN_ELIMINATE): Redefine.
14975 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14976 (sparc_frame_pointer_required): New function.
14977 (sparc_can_eliminate): New function.
14978 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14980 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14981 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14983 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14984 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14985 (xtensa_frame_pointer_required): Make as static, change return type
14987 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14990 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14992 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14993 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14994 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14995 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14996 (register_callback): Handle PLUGIN_START_UNIT.
14997 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14999 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
15001 * tree.c (process_call_operands): Propagate TREE_READONLY from the
15003 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
15004 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
15006 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
15008 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
15011 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
15013 * doc/extend.texi (Additional Floating Types): __float128 is also
15014 supported on i386 targets.
15016 2009-06-29 Richard Guenther <rguenther@suse.de>
15018 PR middle-end/14187
15019 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15021 (pt_solutions_same_restrict_base): Declare.
15022 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
15024 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
15025 (make_constraint_from, make_copy_constraint): Move earlier.
15026 (make_constraint_from_heapvar): New function.
15027 (make_constraint_from_restrict): Likewise.
15028 (handle_lhs_call): Use it.
15029 (find_func_aliases): Use it to track conversions to restrict
15030 qualified pointers.
15031 (struct fieldoff): Add only_restrict_pointers flag.
15032 (push_fields_onto_fieldstack): Initialize it.
15033 (create_variable_info_for): Track global restrict qualified pointers.
15034 (intra_create_variable_infos): Use make_constraint_from_heapvar.
15035 Track restrict qualified pointer arguments.
15036 (set_uids_in_ptset): Use varinfo is_global_var flag.
15037 (find_what_var_points_to): Set the vars_contains_restrict flag.
15038 Always create the points-to solution for sets including restrict tags.
15039 (pt_solutions_same_restrict_base): New function.
15040 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
15041 qualified pointers use pt_solutions_same_restrict_base as
15042 additional source for disambiguation.
15044 2009-06-29 Richard Guenther <rguenther@suse.de>
15046 PR middle-end/38212
15047 * alias.c (find_base_decl): Remove.
15048 (get_deref_alias_set_1): Remove restrict handling.
15049 * c-common.c (c_apply_type_quals_to_decl): Do not set
15050 DECL_POINTER_ALIAS_SET.
15051 * gimplify.c (find_single_pointer_decl_1): Remove.
15052 (find_single_pointer_decl): Likewise.
15053 (internal_get_tmp_var): Remove restrict handling.
15054 (gimple_regimplify_operands): Likewise.
15055 * omp-low.c (expand_omp_atomic_pipeline): Do not set
15056 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
15057 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
15058 * tree.c (restrict_base_for_decl): Remove.
15059 (init_ttree): Do not allocate it.
15060 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
15061 LABEL_DECL_UID for label decls.
15062 (copy_node_stat): Do not copy restrict information.
15063 (decl_restrict_base_lookup): Remove.
15064 (decl_restrict_base_insert): Likewise.
15065 (print_restrict_base_statistics): Likewise.
15066 (dump_tree_statistics): Do not call print_restrict_base_statistics.
15067 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
15068 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
15069 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
15070 (LABEL_DECL_UID): Adjust.
15071 (DECL_BASED_ON_RESTRICT_P): Remove.
15072 (DECL_GET_RESTRICT_BASE): Likewise.
15073 (SET_DECL_RESTRICT_BASE): Likewise.
15074 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
15076 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
15077 instead of DECL_POINTER_ALIAS_SET.
15078 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15079 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
15080 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
15082 2009-06-29 Richard Guenther <rguenther@suse.de>
15084 PR tree-optimization/40579
15085 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
15086 the IL to simplify has constants that overflowed.
15088 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
15090 PR tree-optimization/40550
15091 * tree-vect-generic.c (expand_vector_operations_1): Compute in
15092 vector_compute_type only when the size of vector_compute_type is
15093 less than the size of type.
15095 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
15097 * fold-const.c (contains_label_1): Fix comments.
15098 (contains_label_p): Do not walk trees multiple time.
15100 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15102 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
15103 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
15104 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
15105 ix86_fp_comparison_operator.
15106 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
15107 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
15108 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
15109 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
15110 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
15111 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
15112 (related splits): Change predicate to ix86_fp_comparison_operator.
15113 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
15114 instead of ix86_fp_comparison_codes.
15115 (ix86_trivial_fp_comparison_operator,
15116 ix86_fp_comparison_operator): New.
15117 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
15118 (ix86_expand_compare): Eliminate last two parameters.
15119 (ix86_fp_jump_nontrivial_p): Kill.
15120 * config/i386/i386.c (put_condition_code): Eliminate call to
15121 ix86_fp_comparison_codes and subsequent assertion.
15122 (ix86_fp_comparison_codes): Eliminate.
15123 (ix86_fp_swap_condition): New.
15124 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
15125 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
15126 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
15127 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
15128 and ix86_fp_swap_condition.
15129 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
15130 Use ix86_fp_comparison_strategy.
15131 (ix86_expand_compare): Likewise. Eliminate last two arguments.
15132 (ix86_fp_jump_nontrivial_p): Eliminate.
15133 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
15134 call to ix86_expand_compare.
15135 (ix86_split_fp_branch, ix86_expand_setcc,
15136 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
15137 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
15139 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15141 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
15142 related to jump_clobbers.
15143 * config/arm/arm.md (conds): Remove jump_clob case.
15144 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
15145 splits): Change comparison_operator to arm_comparison_operator.
15146 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
15149 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15151 * dojump.c (do_compare_rtx_and_jump): Try swapping the
15152 condition for floating point modes.
15153 * expmed.c (emit_store_flag_1): Move here a bigger part
15154 of emit_store_flag.
15155 (emit_store_flag): Try swapping the condition for floating point
15157 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
15159 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15161 * expr.c (expand_expr_real_1): Just use do_store_flag.
15162 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
15163 emit_store_flag_force.
15164 * expmed.c (emit_store_flag_force): Copy here trick
15165 previously in expand_expr_real_1. Try reversing the comparison.
15166 (emit_store_flag_1): Work if target is NULL.
15167 (emit_store_flag): Work if target is NULL, using the result mode
15168 from the comparison. Use split_comparison, restructure final part
15169 to simplify conditionals.
15171 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15173 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
15174 * dojump.c (do_jump): Change handling of floating-point
15175 ops to use just do_compare_and_jump.
15176 (split_comparison): New.
15177 (do_compare_rtx_and_jump): Add here logic coming previously
15178 in do_jump, using split_comparison.
15180 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
15183 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
15185 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15187 * tree-ssa-alias.c: Fix unintentional commit.
15189 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15191 * passes.c (execute_one_pass): Fix unintentional commit.
15193 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15195 * df-problems.c (df_set_seen, df_unset_seen): Delete.
15196 (df_rd_local_compute, df_md_local_compute): Inline them.
15198 (df_md_scratch): New.
15199 (df_md_alloc, df_md_free): Allocate/free it.
15200 (df_md_local_compute): Only include live registers in init.
15201 (df_md_transfer_function): Prune the in-set computed by
15202 the confluence function, and the gen-set too.
15204 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15206 PR rtl-optimization/26854
15207 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
15208 * df-problems.c (df_rd_add_problem): Fix comment.
15209 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
15210 df_md_simulate_artificial_defs_at_top,
15211 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
15212 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
15213 df_md_transfer_function, df_md_init, df_md_confluence_0,
15214 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
15215 problem_MD, df_md_add_problem): New.
15216 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
15217 df_md_get_bb_info): New.
15218 (DF_LAST_PROBLEM_PLUS1): Adjust.
15220 * Makefile.in (fwprop.o): Include domwalk.h.
15221 * fwprop.c: Include domwalk.h.
15222 (reg_defs, reg_defs_stack): New.
15223 (bitmap_only_bit_between): Remove.
15224 (process_defs): New.
15225 (process_uses): Use reg_defs and local_md instead of
15226 bitmap_only_bit_between and local_rd.
15227 (single_def_use_enter_block): New, from build_single_def_use_links.
15228 (single_def_use_leave_block): New.
15229 (build_single_def_use_links): Remove code moved to
15230 single_def_use_enter_block, invoke domwalk.
15231 (use_killed_between): Adjust comment.
15233 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15235 * bitmap.h (bitmap_ior_and_into): New.
15236 * bitmap.c (bitmap_ior_and_into): New.
15238 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
15240 * domwalk.h (struct dom_walk_data): Remove all callbacks except
15241 before_dom_children_before_stmts and after_dom_children_after_stmts.
15242 Rename the two remaining callbacks to just before_dom_children and
15243 after_dom_children. Remove other GIMPLE statement walking bits.
15244 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
15245 * graphite.c: Do not include domwalk.h.
15246 * tree-into-ssa.c (interesting_blocks): New global.
15247 (struct mark_def_sites_global_data): Remove it and names_to_rename.
15248 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
15249 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
15250 now that they're not domwalk callbacks.
15251 (rewrite_initialize_block): Rename to...
15252 (rewrite_enter_block): ... this, place after called functions. Test
15253 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
15254 (rewrite_finalize_block): Rename to...
15255 (rewrite_leave_block): ... this, place after called functions.
15256 (rewrite_update_init_block): Rename to...
15257 (rewrite_update_enter_block): ... this, place after called functions.
15258 Test interesting_blocks, call rewrite_update_stmt and
15259 rewrite_update_phi_arguments.
15260 (rewrite_update_fini_block): Rename to...
15261 (rewrite_leave_block): ... this, place after called functions.
15262 (rewrite_blocks): Remove last argument, simplify initialization of
15264 (mark_def_sites_initialize_block): Rename to...
15265 (mark_def_sites_block): ... this, call mark_def_sites.
15266 (mark_def_sites_blocks): Remove argument, simplify initialization of
15268 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
15269 (update_ssa): Likewise.
15270 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
15272 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
15273 (dom_opt_initialize_block): Rename to...
15274 (dom_opt_enter_block): ... this, place after called functions. Walk
15275 statements here, inline propagate_to_outgoing_edges.
15276 (dom_opt_finalize_block): Rename to...
15277 (dom_opt_leave_block): ... this, place after called functions.
15278 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
15280 (dse_enter_block, dse_record_phi): New.
15281 (dse_record_phis): Delete.
15282 (dse_finalize_block): Rename to...
15283 (dse_leave_block): ... this.
15284 (tree_ssa_dse): Simplify initialization of walk_data.
15285 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
15286 Adjust initialization of walk_data.
15287 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
15288 * tree-ssa-loop-phiopt.c (get_non_trapping):
15289 Adjust initialization of walk_data.
15290 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
15291 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
15292 it's not a domwalk callback.
15293 (uncprop_initialize_block): Rename to...
15294 (dse_enter_block): ... this, call uncprop_into_successor_phis.
15295 (dse_finalize_block): Rename to...
15296 (dse_leave_block): ... this.
15297 (tree_ssa_uncprop): Simplify initialization of walk_data.
15298 * Makefile.in: Adjust dependencies.
15300 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
15302 * arm.md (casesi): Fix test for Thumb1.
15303 (thumb1_casesi_internal_pic): Likewise.
15304 (thumb1_casesi_dispatch): Likewise.
15306 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
15308 * config/arm/arm-cores.def: Added core cortex-m0.
15309 * config/arm/arm-tune.md: Regenerated.
15310 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
15312 2009-06-26 DJ Delorie <dj@redhat.com>
15314 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
15316 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
15317 the scheduler doesn't tag jump insns.
15319 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
15321 * c-decl.c (merge_decls): Re-indent.
15323 2009-06-26 Janis Johnson <janis187@us.ibm.com>
15326 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
15327 Special-case decimal float constants.
15329 2009-06-26 Richard Henderson <rth@redhat.com>
15331 * function.h (struct function): Add cannot_be_copied_reason,
15332 and cannot_be_copied_set.
15333 * tree-inline.c (has_label_address_in_static_1): Rename from
15334 inline_forbidden_p_2; don't set inline_forbidden_reason here.
15335 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
15336 don't set inline_forbidden_reason.
15337 (copy_forbidden): New function, split out of inline_forbidden_p.
15338 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
15339 (inline_forbidden_p): Use copy_forbidden.
15340 (tree_versionable_function_p): Likewise.
15341 (inlinable_function_p): Merge into tree_inlinable_function_p.
15342 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
15343 * ipa-cp.c (ipcp_versionable_function_p): New function.
15344 (ipcp_cloning_candidate_p): Use it.
15345 (ipcp_node_modifiable_p): Likewise.
15347 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
15349 * builtins.c (expand_builtin_alloca): Handle builtin alloca
15350 that is marked not to be inlined. Remove flag_mudflap use.
15351 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
15352 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
15354 2009-06-26 Steve Ellcey <sje@cup.hp.com>
15357 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
15358 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
15360 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
15362 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
15364 (__mingwthr_remove_key_dtor): Likewise.
15366 2009-06-26 Richard Guenther <rguenther@suse.de>
15368 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
15370 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
15372 PR middle-end/40525
15373 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
15374 try the non-cond_exec path also.
15376 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15379 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
15380 (output_cbranch): Use new functions.
15381 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
15384 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15385 Pat Haugen <pthaugen@us.ibm.com>
15386 Revital Eres <ERES@il.ibm.com>
15388 * config/rs6000/rs6000.c (print_operand): Correct lossage message
15389 for %c error. Add %x support to print VSX registers as a unified
15390 register set, instead of separate float and altivec registers.
15391 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
15392 %y case, and add support for VSX pre-modify addresses.
15393 (output_toc): Add assert for CONST containing an integer constant
15395 (rs6000_adjust_cost): Add POWER7 support.
15396 (insn_must_be_first_in_group): Ditto.
15397 (insn_must_be_last_in_group): Ditto.
15398 (rs6000_emit_popcount): Ditto.
15399 (rs6000_vector_mode_supported_p): Ditto.
15401 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
15402 Change some of the functions called by macros to being called
15403 through a pointer, so debug functions can be inserted if
15404 -mdebug=addr or -mdebug=cost.
15405 (rs6000_preferred_reload_class_ptr): Ditto.
15406 (rs6000_secondary_reload_class_ptr): Ditto.
15407 (rs6000_secondary_memory_needed_ptr): Ditto.
15408 (rs6000_cannot_change_mode_class_ptr): Ditto.
15409 (rs6000_secondary_reload_inner): Ditto.
15410 (rs6000_legitimize_reload_address): Ditto.
15411 (rs6000_legitimize_reload_address_ptr): Ditto.
15412 (rs6000_mode_dependent_address): Ditto.
15413 (rs6000_mode_dependent_address_ptr): Ditto.
15415 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
15416 function to return true if the mode allows reg + integer
15418 (virtual_stack_registers_memory_p): New function to return true if
15419 the address refers to a virtual stack register.
15420 (rs6000_legitimate_offset_address_p): Move code to say whether a
15421 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15423 (rs6000_legitimate_address_p): Add checks for modes that only can
15424 do reg+reg addressing. Start adding VSX support.
15425 (rs6000_legitimize_reload_address): Ditto.
15426 (rs6000_legitimize_address): Ditto.
15427 (rs6000_debug_legitimate_address_p): New debug functions for
15428 -mdebug=addr and -mdebug=cost.
15429 (rs6000_debug_rtx_costs): Ditto.
15430 (rs6000_debug_address_costs): Ditto.
15431 (rs6000_debug_adjust_cost): Ditto.
15432 (rs6000_debug_legitimize_address): Ditto.
15433 (rs6000_legitimize_reload_address_ptr): Point to call normal
15434 function or debug function. Make functions called via pointer
15436 (rs6000_mode_dependent_address_ptr): Ditto.
15437 (rs6000_secondary_reload_class_ptr): Ditto.
15438 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15439 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15440 into a friendlier error.
15441 (rs6000_init_builtins): Add initial VSX support.
15442 (rs6000_adjust_cost): Fix some spacing issues.
15444 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15445 (REG_CLASS_NAMES): Ditto.
15446 (REG_CLASS_CONTENTS): Ditto.
15447 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15448 pointer, to add -mdebug=addr support.
15449 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15450 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15451 -mdebug=addr support.
15452 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15453 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15454 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15456 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15458 (bswapsi*): Set attribute types for load/store. Add combiner
15459 patterns to eliminate zero extend on 64-bit.
15460 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15461 stdbrx if the hardware supports those instructions.
15463 2009-06-25 Ian Lance Taylor <iant@google.com>
15465 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15466 (Link Options): Document -static-libstdc++.
15468 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15471 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15472 DATA_ALIGNMENT instead.
15474 2009-06-25 Richard Guenther <rguenther@suse.de>
15476 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15477 indirect references against the callused/escaped solutions.
15478 (call_may_clobber_ref_p_1): Likewise.
15480 2009-06-25 Martin Jambor <mjambor@suse.cz>
15482 PR tree-optimization/40493
15483 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15484 (enum unscalarized_data_handling): New type.
15485 (handle_unscalarized_data_in_subtree): Return what has been done.
15486 (load_assign_lhs_subreplacements): Handle left flushes differently.
15487 (sra_modify_assign): Use unscalarized_data_handling, simplified
15488 condition determining whether to remove the statement.
15490 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15492 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15493 excerpt - @ should be doubled for texinfo.
15495 2009-06-24 Ian Lance Taylor <iant@google.com>
15497 * config/arc/arc.c: Include "df.h".
15498 (arc_attribute_table): Make static. Move higher in file.
15499 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15500 (output_shift): Initialize n later to avoid warning.
15501 * config/arm/arm.c (arm_attribute_table): Make static. Move
15503 * config/avr/avr.c (avr_attribute_table): Make static. Move
15505 (reg_class_tab): Change array type from int to enum reg_class.
15506 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15508 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15509 (lshrhi3_out): Likewise.
15510 (class_likely_spilled_p): Change return type to bool.
15511 (avr_rtx_costs): Use local code variable with enum type.
15512 * config/avr/avr.md (movmemhi): Use add_reg_note.
15513 (andhi3, andsi3): Don't use AS2 with "and".
15514 (iorhi3, iorsi3): Don't use AS2 with "or".
15515 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15516 * config/crx/crx.c: Include "df.h".
15517 (crx_attribute_table): Make static.
15518 * config/m32r/m32r.c: Include "df.h".
15519 (m32r_attribute_table): Make static. Move higher in file.
15520 (pop): Use add_reg_note.
15521 (block_move_call): Change 0 to LCT_NORMAL in function call.
15522 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15523 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15524 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15525 declare, not just when TREE_CODE is defined.
15526 * config/m68hc11/m68hc11.c: Include "expr.h".
15527 (m68hc11_attribute_table): Make static. Move higher in file.
15528 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15530 (m68hc11_register_indirect_p): Likewise.
15531 (m68hc11_function_arg_padding): Change return type to enum
15533 (emit_move_after_reload): Use add_reg_note.
15534 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15535 (m68hc11_split_logical): Likewise.
15536 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15538 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15539 to VOIDmode in function call.
15540 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15542 (m68hc11_split_logical): Update declaration.
15543 (m68hc11_function_arg_padding): Update declaration.
15544 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15545 to array of enum reg_class.
15546 (mcore_attribute_table): Make static. Move higher in file.
15547 (mcore_rtx_costs): Add cast to enum type.
15548 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15549 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15550 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15552 * config/sh/predicates.md (trapping_target_operand): Rename and to
15554 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15556 * config/spu/spu.c (spu_attribute_table): Make static. Move
15558 * config/v850/v850.c (v850_attribute_table): Make static. Move
15560 (v850_rtx_costs): Use local code with enum type.
15561 (expand_epilogue): Add cast.
15562 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15564 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15567 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15568 -m2a-single-only and -m2a-nofpu.
15569 * config/sh/sh.opt: Document m2a generates FPU code.
15571 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15573 * defaults.h (CAN_ELIMINATE): Provide default.
15574 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15575 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15576 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15577 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15578 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15579 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15580 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15581 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15582 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15583 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15585 2009-06-24 DJ Delorie <dj@redhat.com>
15587 * mep-ext-cop.cpu: Fix copyright notice.
15588 * mep-default: Fix copyright notice.
15589 * mep-core: Fix copyright notice.
15590 * mep: Fix copyright notice.
15591 * mep-ivc2: Fix copyright notice.
15592 * mep-c5: Fix copyright notice.
15594 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15596 * doc/contrib.texi (Contributors):
15598 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15600 PR middle-end/40501
15601 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15602 src and dst operands if necessary.
15604 2009-06-23 DJ Delorie <dj@redhat.com>
15607 * config.gcc: Add mep support.
15608 * recog.c: Resurrect validate_replace_rtx_subexp().
15609 * recog.h: Likewise.
15610 * config/mep/: Add new port:
15611 * config/mep/constraints.md: New file.
15612 * config/mep/default.h: New file.
15613 * config/mep/intrinsics.h: New file.
15614 * config/mep/intrinsics.md: New file.
15615 * config/mep/ivc2-template.h: New file.
15616 * config/mep/mep-c5.cpu: New file.
15617 * config/mep/mep-core.cpu: New file.
15618 * config/mep/mep-default.cpu: New file.
15619 * config/mep/mep-ext-cop.cpu: New file.
15620 * config/mep/mep-intrin.h: New file.
15621 * config/mep/mep-ivc2.cpu: New file.
15622 * config/mep/mep-lib1.asm: New file.
15623 * config/mep/mep-lib2.c: New file.
15624 * config/mep/mep-pragma.c: New file.
15625 * config/mep/mep-protos.h: New file.
15626 * config/mep/mep-tramp.c: New file.
15627 * config/mep/mep.c: New file.
15628 * config/mep/mep.cpu: New file.
15629 * config/mep/mep.h: New file.
15630 * config/mep/mep.md: New file.
15631 * config/mep/mep.opt: New file.
15632 * config/mep/predicates.md: New file.
15633 * config/mep/t-mep: New file.
15635 2009-06-23 Ian Lance Taylor <iant@google.com>
15637 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15638 from loose_warn into c_loose_warn and from strict_warn into
15639 c_strict_warn. Set and substitute warn_cxxflags. Check for
15640 --enable-build-with-cxx. Set and substitute
15641 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15642 * Makefile.in (CXXFLAGS): New variable.
15643 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15644 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15645 the default is the same as $(STRICT_WARN).
15646 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15647 (CXX): New variable.
15648 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15649 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15650 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15651 (HOST_LIBS): New variable.
15652 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15653 (ALL_CXXFLAGS): New variable.
15654 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15655 * doc/install.texi (Configuration): Document
15656 --enable-build-with-cxx, --with-stage1-ldflags,
15657 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15658 * configure: Rebuild.
15660 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15662 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15663 from previous commit.
15665 2009-06-23 Ian Lance Taylor <iant@google.com>
15667 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15669 2009-06-23 Ian Lance Taylor <iant@google.com>
15671 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15672 with ATTRIBUTE_UNUSED.
15674 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15675 Pat Haugen <pthaugen@us.ibm.com>
15676 Revital Eres <eres@il.ibm.com>
15678 * config.in (HAVE_AS_POPCNTD): Add default definition.
15679 (HAVE_AS_LWSYNC): Ditto.
15681 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15683 (gcc_cv_as_powerpc_cmpb): Ditto.
15684 (gcc_cv_as_powerpc_dfp): Ditto.
15685 (gcc_cv_as_powerpc_vsx): Ditto.
15686 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15687 supporting the popcntd/lwsync instructions.
15688 (gcc_cv_as_powerpc_lwsync): Ditto.
15689 * configure: Regenerate.
15691 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15692 -mcpu=native and -mcpu=power7.
15693 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15695 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15696 a variable instead of a mask to reduce the number of mask bits.
15697 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15698 (-mbit-word): Ditto.
15699 (-mregnames): Ditto.
15700 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15701 (-mfused-madd): Ditto.
15703 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15705 (-mvsx): New switch for VSX instructions.
15706 (-misel): Move from a variable to a mask to allow it to be set by
15709 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15710 function declaration to an array declaration.
15711 (rs6000_hard_regno_nregs): New external array declaration.
15713 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15714 files included by rs6000.md.
15716 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15717 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15719 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15721 (rs6000_debug_reg): New -mdebug= variables.
15722 (rs6000_debug_addr): Ditto.
15723 (rs6000_debug_cost): Ditto.
15724 (rs6000_pmode): New variable to hold Pmode.
15725 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15726 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15727 calculated at compiler start.
15728 (rs6000_hard_regno_nregs): Change function to an array which holds
15729 HARD_REGNO_NREGS calculated at compiler start.
15730 (rs6000_explicit_options): Delete isel field.
15731 (rs6000_vector_unit): New array to hold which vector unit
15732 supports arithmetic options for a given type.
15733 (rs6000_vector_mem): New array to hold which vector unit supports
15734 memory reference operations for a given type.
15735 (rs6000_vector_align): New array to given the alignment of each
15737 (power7_cost): New basic costs for power7.
15738 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15739 (rs6000_hard_regno_nregs_internal): New function, moved from
15740 HARD_REGNO_NREGS, to calculate the number of registers each hard
15741 register takes for each type.
15742 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15743 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15744 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15745 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15746 unit information here so it is calculated once at compiler startup
15748 (rs6000_override_options): Make -misel a target mask. Add more
15749 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15750 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15752 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15753 (rs6000_handle_option): Move -misel from variable to target mask.
15754 (rs6000_builtin_mask_for_load): Add VSX support.
15755 (rs6000_conditional_register_usage): Ditto.
15756 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15757 (function_arg_boundary): Ditto.
15758 (rs6000_expand_builtin): Ditto.
15759 (def_builtin): Make abort message a little friendlier.
15760 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15762 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15763 assembler support the popcntd instruction instead of a vsx
15764 instruction to enable power7 support.
15765 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15766 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15767 option to the assembler if -mcpu=native.
15768 (ASM_CPU_NATIVE_SPEC): Ditto.
15769 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15771 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15772 the lwsync instruction.
15773 (enum processor_type): Add PROCESSOR_POWER7.
15774 (rs6000_debug_reg): New -mdebug= options.
15775 (rs6000_debug_addr): Ditto.
15776 (rs6000_debug_cost): Ditto.
15777 (rs6000_isel): Delete.
15778 (enum rs6000_vector): New enum to say what vector unit we have.
15779 (VECTOR_UNIT_*): New macros to say which vector unit has
15780 arithmetic operations for a given type.
15781 (VECTOR_MEM_*): New macros to say which vector unit has memory
15782 operations for a given type.
15783 (TARGET_LDBRX): Whether the machine supports the ldbrx
15785 (TARGET_ISEL): Delete, -misel moved to be a mask.
15786 (TARGET_ISEL64): New macro for 64-bit isel support.
15787 (UNITS_PER_VSX_WORD): New macro.
15788 (POINTER_SIZE): Move to be an external variable, rather than
15789 calculating whether we are generating 32 ot 64-bit code.
15791 (STACK_BOUNDARY): Add VSX support.
15792 (LOCAL_ALIGNMENT): Ditto.
15793 (SLOW_UNALIGNED_ACCESS): Ditto.
15794 (VSX_REGNO_P): New macro for VSX support.
15795 (VFLOAT_REGNO_P): Ditto.
15796 (VINT_REGNO_P): Ditto.
15797 (VLOGICAL_REGNO_P): Ditto.
15798 (VSX_VECTOR_MODE): Ditto.
15799 (VSX_SCALAR_MODE): Ditto.
15801 (VSX_MOVE_MODE): Ditto.
15802 (VSX_REG_CLASS_P): Ditto.
15803 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15805 (UNITS_PER_SIMD_WORD): Add VSX support.
15806 (MODES_TIEABLE_P): Ditto.
15807 (STARTING_FRAME_OFFSET): Ditto.
15808 (STACK_DYNAMIC_OFFSET): Ditto.
15809 (EPILOGUE_USES): Ditto.
15810 (REGNO_REG_CLASS): Move to array lookup.
15811 (CLASS_MAX_NREGS): Ditto.
15812 (rs6000_vector_reg_class): Add declaration.
15813 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15814 overlap with the floating point and Altivec registers.
15816 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15818 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15819 give the appropriate asm switches if -mcpu=native.
15820 (host_detect_local_cpu): Add support for "asm".
15821 (host_detect_local_cpu): Follow GNU code guidelines for name.
15823 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15824 -mbit-word to a variable instead of being a target mask.
15826 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15827 emit the lwsync instruction instead of emitting the instruction as
15828 an integer constant.
15830 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15831 fixuns_trundfsi2, move expander into rs6000.md.
15833 * config/rs6000/rs6000.md (cpu): Add power7.
15834 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15835 (logical predicate patterns): Change the single instruction
15836 primitives that set CR0 to be fast_compare instead of compare.
15838 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15839 (popcntddi2): Ditto.
15840 (popcount<mode>): Ditto.
15841 (floating multiply/add insns): Name the floating point
15842 multiply/add insns.
15843 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15844 (isel_unsigned_<mode>): Ditto.
15845 (fixuns_trundfsi2): Move expander here from spe.md.
15846 (smindi3): Define if we have -misel on 64-bit systems.
15851 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15853 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15855 * config/avr/avr.c (avr_current_device): New variable.
15856 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15857 (avr_arch, mcu_type_s): Move to avr.h.
15858 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15859 default_data_section_start fields.
15860 (avr_arch): Moved from avr.c.
15861 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15862 library_name fields.
15863 (avr_current_device, avr_mcu_types, avr_arch_types,
15864 avr_device_to_arch, avr_device_to_data_start,
15865 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15866 (EXTRA_SPEC_FUNCTIONS): Define.
15867 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15868 options mapping. Use device_to_arch and device_to_data_start insted.
15869 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15870 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15871 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15872 * config/avr/driver-avr.c: New file.
15873 * config/avr/avr-devices.c: New file.
15875 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15877 * var-tracking.c (unshare_variable): Force initialized to
15878 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15879 (set_variable_part): Likewise.
15880 (struct variable_union_info): Remove pos_src field.
15881 (vui_vec, vui_allocated): New variables.
15882 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15883 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15884 == 1 use a simpler sorting algorithm. Compute pos field right
15885 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15886 Avoid quadratic comparison if !flag_var_tracking_uninit.
15887 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15888 unshare_variable unconditionally.
15889 (dataflow_set_different_2): Removed.
15890 (dataflow_set_different): Don't traverse second hash table.
15891 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15892 unconditionally to var_reg_set or var_mem_set.
15893 (emit_notes_in_bb): Likewise.
15894 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15896 (emit_note_insn_var_location): Don't set initialized to
15897 VAR_INIT_STATUS_INITIALIZED early.
15898 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15900 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15902 * tree-object-size.c (addr_object_size): Instead of checking
15903 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15904 are no FIELD_DECLs following it.
15906 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15908 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15909 order to match bswaps with signed source operands.
15911 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15913 * sdbout.c (sdbout_one_type): Fix braces in switch.
15915 2009-06-23 Richard Guenther <rguenther@suse.de>
15917 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15919 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15920 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15921 var_callused, callused_tree, var_storedanything, storedanything_tree,
15922 var_integer, integer_tree): Remove global variables.
15923 (new_var_info): Do not pass new id, append the new var to the
15924 global variable vector.
15925 (do_ds_constraint): Use is_global_var member of the variable-info.
15926 (new_scalar_tmp_constraint_exp): Adjust.
15927 (create_function_info_for): Likewise.
15928 (create_variable_info_for): Likewise.
15929 (find_what_var_points_to): Remove dead code.
15930 (init_base_vars): Simplify.
15931 (compute_points_to_sets): Adjust.
15933 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15935 * combine.c (try_combine): Dump information about the insns we're
15938 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15940 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15941 check when calling force_to_mode on TRUNCATE's operand.
15943 2009-06-22 Ian Lance Taylor <iant@google.com>
15945 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15947 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15949 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15951 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15953 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15954 override library linkage flags such as -static-libgcc or
15957 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15959 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15961 2009-06-22 Ian Lance Taylor <iant@google.com>
15963 * config/linux.opt: Put mglibc ahead of muclibc.
15965 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15966 for duplicate decls.
15968 2009-06-22 Matthias Klose <doko@ubuntu.com>
15970 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15972 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15975 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15976 instead of NULL if a parser error occurs.
15978 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15980 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15981 non-DWARF2_DEBUGGING_INFO version.
15983 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15985 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15986 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15988 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15989 (LIBGCC2_TF_CEXT): Define.
15992 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15995 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15997 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15999 * config/arm/arm.c (arm_override_options): Disable
16000 -mcaller-super-interworking and -mcallee-super-interworking.
16001 * doc/invoke.texi (ARM Options): Document this.
16003 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
16005 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
16006 * config/arm/constraints.md (j): New constraint for movw operands.
16007 (N): Remove thumb2 meaning.
16008 * config/arm/arm.md (*arm_movw): Delete.
16009 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
16010 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
16011 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
16013 2009-06-22 Martin Jambor <mjambor@suse.cz>
16015 PR tree-optimization/40492
16016 * tree-sra.c (sra_modify_assign): Pass zero offsets to
16017 build_ref_for_offset.
16019 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
16021 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
16022 JUMP_TABLE_DATA_P predicates where applicable.
16023 * auto-inc-dec.c: Ditto.
16024 * builtins.c: Ditto.
16025 * caller-save.c: Ditto.
16027 * cfgcleanup.c: Ditto.
16028 * cfglayout.c: Ditto.
16030 * combine.c: Ditto.
16031 * combine-stack-adj.c: Ditto.
16035 * df-scan.c: Ditto.
16037 * dwarf2asm.c: Ditto.
16038 * dwarf2out.c: Ditto.
16039 * emit-rtl.c: Ditto.
16045 * function.c: Ditto.
16048 * genpreds.c: Ditto.
16049 * genrecog.c: Ditto.
16051 * ira-costs.c: Ditto.
16052 * ira-lives.c: Ditto.
16054 * loop-iv.c: Ditto.
16055 * lower-subreg.c: Ditto.
16056 * modulo-sched.c: Ditto.
16058 * postreload.c: Ditto.
16059 * print-rtl.c: Ditto.
16061 * reginfo.c: Ditto.
16062 * regmove.c: Ditto.
16063 * reload1.c: Ditto.
16066 * rtlanal.c: Ditto.
16068 * sched-vis.c: Ditto.
16070 * sel-sched-ir.c: Ditto.
16071 * simplify-rtx.c: Ditto.
16072 * targhooks.c: Ditto.
16073 * var-tracking.c: Ditto.
16074 * vmsdbgout.c: Ditto.
16076 2009-06-22 Matthias Klose <doko@ubuntu.com>
16078 * Makefile.in (install-plugin): Always use DESTDIR.
16080 2009-06-22 Olivier Hainque <hainque@adacore.com>
16082 * config/pa/pa.c (output_call): Don't optimize post call jumps
16083 into return address adjustments if the call may throw.
16085 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
16087 * arm.c (thumb1_output_casesi): New function.
16088 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
16089 optimizing for size or PIC.
16090 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
16091 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
16092 (casesi): Handle Thumb-1 when optimizing for size or PIC.
16093 (thumb1_casesi_internal_pic): New expand rule.
16094 (thumb1_casesi_dispatch): New pattern.
16095 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
16097 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
16098 in the text seciton when PIC or optimizing for size.
16099 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16100 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
16101 preservation properties of code.
16102 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
16103 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
16104 (__gnu_thumb1_case_si): New function.
16105 * t-arm (LIB1ASMSRC): Define here.
16106 (LIB1ASMFUNCS): Add some common functions.
16107 * t-arm-elf (LIB1ASMSRC): Delete.
16108 (LIB1ASMFUNCS): Append to existing set.
16109 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16110 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16111 * t-symbian (LIB1ASMFUNCS): Likewise.
16112 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16113 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16115 2009-06-21 Richard Guenther <rguenther@suse.de>
16117 PR tree-optimization/38729
16118 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
16119 to loops with a single exit if -fno-expensive-optimizations.
16121 2009-06-21 Jakub Jelinek <jakub@redhat.com>
16123 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
16124 (dataflow_set): Change vars type from htab_t to shared_hash.
16125 (shared_hash_pool, empty_shared_hash): New variables.
16126 (vars_clear): Removed.
16127 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
16128 shared_hash_find_slot_unshare, shared_hash_find_slot,
16129 shared_hash_find_slot_noinsert, shared_hash_find): New
16131 (shared_hash_unshare, shared_hash_destroy): New functions.
16132 (unshare_variable): Unshare set->vars if shared, use
16134 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
16135 (get_init_value, find_src_set_src, dump_dataflow_set,
16136 clobber_variable_part, emit_notes_for_differences): Use
16138 (dataflow_set_init): Remove second argument, set vars to
16139 empty_shared_hash instead of creating a new htab.
16140 (dataflow_set_clear): Call shared_hash_destroy and set vars
16141 to empty_shared_hash instead of calling vars_clear.
16142 (dataflow_set_copy): Don't call vars_copy, instead just share
16143 the src htab with dst.
16144 (variable_union): Use shared_hash_*, use initially NO_INSERT
16145 lookup if set->vars is shared. Don't keep slot cleared before
16146 calling unshare_variable. Unshare set->vars if needed.
16147 Even ->refcount == 1 vars must be unshared if set->vars is shared
16148 and var needs to be modified.
16149 (variable_canonicalize): New function.
16150 (dataflow_set_union): If dst->vars is empty, just share src->vars
16151 with dst->vars and traverse with variable_canonicalize to canonicalize
16152 and unshare what is needed.
16153 (dataflow_set_different): If old_set and new_set use the same shared
16154 htab, they aren't different. If number of htab elements is different,
16155 htabs are different. Use shared_hash_*.
16156 (dataflow_set_destroy): Call shared_hash_destroy instead of
16158 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
16159 second argument to dataflow_set_init.
16160 (vt_initialize): Likewise. Initialize shared_hash_pool and
16161 empty_shared_hash, move bb in/out initialization afterwards.
16162 Use variable_htab_free instead of NULL as changed_variables del hook.
16163 (variable_was_changed): Change type of second argument to pointer to
16164 dataflow_set. When inserting var into changed_variables, bump
16165 refcount. Unshare set->vars if set is shared htab and slot needs to
16167 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
16168 lookup if set->vars is shared. Unshare set->vars if needed.
16169 Even ->refcount == 1 vars must be unshared if set->vars is shared
16170 and var needs to be modified. Adjust variable_was_changed caller.
16171 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
16172 vars must be unshared if set->vars is shared and var needs to be
16173 modified. Adjust variable_was_changed caller.
16174 (emit_note_insn_var_location): Don't pool_free var.
16175 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
16177 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
16178 free_alloc_pool on shared_hash_pool.
16180 2009-06-20 Anthony Green <green@moxielogic.com>
16182 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
16183 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
16185 2009-06-20 Richard Guenther <rguenther@suse.de>
16187 * tree-ssa-structalias.c (find_func_aliases): For memset use
16188 a constraint from NULL if we memset to zero.
16189 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
16190 we explicitly handle that do not read from memory.
16191 (call_may_clobber_ref_p_1): Properly handle builtins that may
16194 2009-06-20 Richard Guenther <rguenther@suse.de>
16196 PR tree-optimization/40495
16197 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
16198 (new_scalar_tmp_constraint_exp): New function.
16199 (process_constraint): Do not create temporary decls.
16200 (process_all_all_constraints): Likewise.
16201 (handle_const_call): Likewise.
16202 (create_function_info_for): Do not set decl.
16204 2009-06-19 Ian Lance Taylor <iant@google.com>
16206 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
16207 (rs6000_attribute_table): Make static; move before use.
16209 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
16211 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
16212 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
16213 Propagate the TREE_READONLY flag without overwriting it.
16214 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
16215 Propagate the TREE_READONLY flag onto the result.
16216 (process_call_operands): Move around. Use correct constant value.
16218 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16221 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
16222 * config/arm/arm.md: Likewise.
16224 2009-06-19 Ian Lance Taylor <iant@google.com>
16226 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
16227 to GIMPLE_ERROR_MARK.
16229 * c-typeck.c (build_conditional_expr): Add op1_original_type and
16230 op2_original_type parameters. Warn about using different enum types.
16231 * c-parser.c (c_parser_conditional_expression): Pass original
16232 types to build_conditional_expr.
16233 * c-tree.h (build_conditional_expr): Update declaration.
16235 2009-06-19 Ian Lance Taylor <iant@google.com>
16237 * config/i386/i386.c (ix86_function_specific_save): Test that
16238 fields match values, rather than testing the values are in a
16241 2009-06-19 Richard Guenther <rguenther@suse.de>
16243 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
16244 ADDR_EXPR pointers.
16245 (ptr_derefs_may_alias_p): Likewise.
16246 (ptr_deref_may_alias_ref_p_1): New function.
16247 (ptr_deref_may_alias_ref_p): Likewise.
16248 (ref_maybe_used_by_call_p_1): Handle builtins that are not
16249 covered by looking at the ESCAPED solution.
16250 (call_may_clobber_ref_p_1): Likewise.
16251 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
16252 Handle NULL_TREE offset. Do not produce redundant constraints.
16253 (process_all_all_constraints): New helper function.
16254 (do_structure_copy): Use it.
16255 (handle_lhs_call): Likewise.
16256 (find_func_aliases): Handle some builtins with pointer arguments
16257 and/or return values explicitly.
16259 2009-06-19 Ian Lance Taylor <iant@google.com>
16261 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
16263 2009-06-19 Ian Lance Taylor <iant@google.com>
16265 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
16267 2009-06-19 Ian Lance Taylor <iant@google.com>
16269 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
16270 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
16273 * c-decl.c (finish_decl): If -Wc++-compat, warn about
16274 uninitialized const.
16276 2009-06-19 Ian Lance Taylor <iant@google.com>
16278 * dse.c (struct store_info): Rename bitmap field to bmap. Change
16281 * c-decl.c (in_struct, struct_types): Remove.
16282 (struct c_binding): Add in_struct field.
16283 (c_binding_ptr): Define type, along with VEC.
16284 (struct c_struct_parse_info): Define.
16285 (struct_parse_info): New static variable.
16286 (bind): Initialize in_struct field.
16287 (start_struct): Remove enclosing_in_struct and
16288 enclosing_struct_types parameters. Add
16289 enclosing_struct_parse_info parameter. Change all callers. Set
16290 struct_parse_info rather than in_struct and struct_types.
16291 (grokfield): If -Wc++-compat and there is a symbol binding for the
16292 field name, set the in_struct flag and push it on the
16293 struct_parse_info->fields vector.
16294 (warn_cxx_compat_finish_struct): New static function.
16295 (finish_struct): Remove enclosing_in_struct and
16296 enclosing_struct_types parameters. Add
16297 enclosing_struct_parse_info parameter. Change all callers. Don't
16298 set C_TYPE_DEFINED_IN_STRUCT here. Call
16299 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
16300 parameter. Only push on struct_types if warn_cxx_compat.
16301 (finish_enum): Only push on struct_types if warn_cxx_compat.
16302 (declspecs_add_type): Add loc parameter. Change all callers.
16303 Change all error calls to error_at. Pass loc, not input_location,
16304 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
16305 defined in a struct. If -Wc++-compat and parsing a struct, record
16306 that a typedef name was used.
16307 * c-parser.c (c_parser_declspecs): Get location to pass to
16308 declspecs_add_type.
16309 (c_parser_struct_or_union_specifier): Update calls to start_struct
16311 * c-tree.h (struct c_struct_parse_info): Declare.
16312 (finish_struct, start_struct): Update declarations.
16313 (declspecs_add_type): Update declaration.
16315 2009-06-19 Ian Lance Taylor <iant@google.com>
16317 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
16318 variable with an anonymous type.
16320 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16322 * see.c: Remove for real.
16324 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16326 * optabs.h (enum optab_index): Add new OTI_significand.
16327 (significand_optab): Define corresponding macro.
16328 * optabs.c (init_optabs): Initialize significand_optab.
16329 * genopinit.c (optabs): Implement significand_optab using
16330 significand?f2 patterns.
16331 * builtins.c (expand_builtin_mathfn): Handle
16332 BUILT_IN_SIGNIFICAND{,F,L}.
16333 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
16334 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
16336 * config/i386/i386.md (significandxf2, significand<mode>2): New
16337 expanders to implement significandf, significand and significandl
16338 built-ins as inline x87 intrinsics.
16340 2009-06-18 Anatoly Sokolov <aesok@post.ru>
16342 * config/avr/avr.c (avr_override_options): Remove setting value of
16343 PARAM_INLINE_CALL_COST.
16345 2009-06-18 Richard Henderson <rth@redhat.com>
16348 * tree-pass.h (TDF_ASMNAME): New.
16349 * tree-dump.c (dump_options): Add asmname.
16350 * doc/invoke.texi: Document it.
16352 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
16353 (dump_decl_name): ...here.
16354 (dump_function_name): New flags arg; mind TDF_ASMNAME.
16355 (dump_generic_node): Update dump_function_name calls.
16356 (print_call_name): New flags arg; update all dump calls.
16357 * diagnostic.h (print_call_name): Update.
16358 * gimple-pretty-print.c (dump_gimple_call): Update.
16360 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
16363 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
16365 2009-06-18 Diego Novillo <dnovillo@google.com>
16367 * doc/plugins.texi: Document plugin_is_GPL_compatible.
16368 * plugin.c (str_license): Declare.
16369 (try_init_one_plugin): Assert that the symbol
16370 'plugin_is_GPL_compatible' exists.
16372 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
16375 * Makefile.in (OBJS-common): Remove see.o.
16377 * common.opt (fsee): Mark as preserved for backward compatibility.
16378 * opts.c (common_handle_option): Add OPT_fsee to the backward
16379 compatibility section.
16380 * passes.c (init_optimization_passes, pass_see): Remove pass.
16381 * timevar.def (TV_SEE): Remove.
16382 * tree-pass.h (pass_see): Remove declaration.
16383 * doc/invoke.texi (-fsee): Remove documentation.
16385 2009-06-18 Martin Jambor <mjambor@suse.cz>
16387 * tree-sra.c: Include statistics.h
16388 (sra_stats): New variable.
16389 (sra_initialize): Clear sra_stats.
16390 (create_access_replacement): Increment sra_stats.replacements.
16391 (get_access_replacement): Do not return twice.
16392 (analyze_all_variable_accesses): Increment statistics counter by the
16393 number of scalarized aggregates.
16394 (generate_subtree_copies): Increment sra_stats.subtree_copies.
16395 (sra_modify_expr): Increment sra_stats.exprs.
16396 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
16397 (sra_modify_assign): Increment sra_stats.exprs,
16398 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
16399 (perform_intra_sra): Update statistics counters.
16400 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
16402 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16404 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
16405 (arm_scalar_mode_supported_p): New function.
16407 2009-06-18 Paul Brook <paul@codesourcery.com>
16408 Sandra Loosemore <sandra@codesourcery.com>
16410 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
16411 (__extendhfsf2, __truncsfhf2): Define.
16412 * config/arm/fp16.c: New file.
16413 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16414 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16416 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16418 * doc/extend.texi (Half-Precision): New section.
16419 * doc/invoke.texi (Option Summary): List -mfp16-format.
16420 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
16421 * config/arm/arm.opt (mfp16-format=): New.
16422 * config/arm/arm.c: Include intl.h.
16423 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16424 (TARGET_INVALID_RETURN_TYPE): Redefine.
16425 (TARGET_PROMOTED_TYPE): Redefine.
16426 (TARGET_CONVERT_TO_TYPE): Redefine.
16427 (arm_fp16_format): Define.
16428 (all_fpus): Add entry for neon-fp16.
16429 (fp_model_for_fpu): Likewise.
16430 (struct fp16_format): Declare.
16431 (all_fp16_formats): Define.
16432 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16434 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16436 (arm_legitimate_index_p): Treat HFmode like HImode.
16437 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16438 (coproc_secondary_reload_class): Special-case HFmode.
16439 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16440 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16441 (arm_init_fp16_builtins): New.
16442 (arm_init_builtins): Call it.
16443 (arm_invalid_parameter_type): New.
16444 (arm_invalid_return_type): New.
16445 (arm_promoted_type): New.
16446 (arm_convert_to_type).
16447 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16449 (arm_emit_fp16_const): New function.
16450 (arm_mangle_type): Mangle __fp16 as "Dh".
16451 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16453 (TARGET_NEON_FP16): New.
16454 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16455 (enum fputype): Add FPUTYPE_NEON_FP16.
16456 (enum arm_fp16_format_type): Declare.
16457 (arm_fp16_format): Declare.
16458 (LARGEST_EXPONENT_IS_NORMAL): Define.
16459 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16460 * config/arm/arm-modes.def (HFmode): Define.
16461 * config/arm/vfp.md (*movhf_vfp): New.
16462 (extendhfsf2): New.
16464 * config/arm/arm.md (fpu): Add neon_fp16.
16465 (floatsihf2, floatdihf2): New.
16466 (fix_trunchfsi2, fix_trunchfdi2): New.
16468 (extendhfdf2): New.
16470 (*arm32_movhf): New.
16471 (*thumb1_movhf): New.
16472 (consttable_2): Add check for HFmode constants.
16473 (consttable_4): Handle HFmode constants.
16475 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16477 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16479 2009-06-17 Olivier Hainque <hainque@adacore.com>
16481 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16482 const char ** conversion in AIX specific section.
16484 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16486 * config/i386/i386.c (ix86_special_builtin_type): Remove
16487 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16488 (bdesc_special_args): Updated.
16489 (ix86_init_mmx_sse_builtins): Likewise.
16490 (ix86_expand_special_args_builtin): Likewise.
16492 2009-06-17 Richard Henderson <rth@redhat.com>
16494 * tree-pretty-print.c (maybe_dump_asm_name): New.
16495 (dump_decl_name): Use it.
16496 (PRINT_FUNCTION_NAME): Merge into...
16497 (dump_function_name): ... here. Use maybe_dump_asm_name.
16499 2009-06-17 Cary Coutant <ccoutant@google.com>
16501 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16503 * debug.c (struct gcc_debug_hooks): Change placeholder for
16505 (debug_nothing_int_charstar_int): Replaced by...
16506 (debug_nothing_int_charstar_int_bool): ...this.
16507 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16508 source_line prototype.
16509 (debug_nothing_int_charstar_int): Replaced by...
16510 (debug_nothing_int_charstar_int_bool): ...this.
16511 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16512 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16513 Output is_stmt operand when necessary.
16514 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16515 (notice_source_line): Add is_stmt parameter.
16516 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16517 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16519 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16520 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16522 2009-06-17 Ian Lance Taylor <iant@google.com>
16524 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16526 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16529 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16531 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16532 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16533 tree_strip_sign_nop_conversions and
16534 tree_ssa_strip_useless_type_conversions rather than stripping
16535 the operations here.
16536 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16538 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16539 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16540 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16541 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16544 2009-06-17 Michael Eager <eager@eagercon.com>
16546 * config/rs6000/constraints.md (register_constraint "d"): New.
16547 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16548 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16549 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16550 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16551 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16552 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16553 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16554 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16555 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16556 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16558 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16559 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16560 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16561 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16562 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16563 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16564 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16565 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16566 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16567 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16568 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16569 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16570 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16571 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16573 2009-06-16 Ian Lance Taylor <iant@google.com>
16575 * profile.c (total_num_never_executed): Don't define.
16576 (compute_branch_probabilities): Don't count or print
16577 num_never_executed.
16578 (init_branch_prob): Don't set total_num_never_executed.
16579 (end_branch_prob): Don't print total_num_never_executed.
16581 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16583 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16585 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16587 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16588 (nabstd2_fpr): Same.
16590 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16592 * expr.c (expand_assignment): Change complex type check.
16594 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16596 * doc/plugins.texi (Building GCC plugins): Added new section.
16598 2009-06-17 Ian Lance Taylor <iant@google.com>
16600 * c-pch.c (get_ident): Don't set size of templ array.
16601 (pch_init): Don't set size of partial_pch array.
16603 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16604 string constant to intialize an array whose size is the length of
16607 2009-06-17 Richard Guenther <rguenther@suse.de>
16609 PR tree-optimization/40389
16610 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16611 to addressable types.
16612 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16614 2009-06-17 Richard Guenther <rguenther@suse.de>
16616 PR middle-end/40460
16617 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16618 if there is no evolution of left in the loop bail out.
16619 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16620 chrec_fold_multiply.
16622 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16623 Janis Johnson <janis187@us.ibm.com>
16626 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16627 for the symbol ref of a constant that is the source of a move
16628 - nor for any other not-obvious-label-ref constants.
16630 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16632 * plugin.c (position_pass): Skip newly inserted pass during list
16633 traversal to avoid repeated insertion.
16635 2009-06-16 Ian Lance Taylor <iant@google.com>
16637 * vec.h (VEC_stack_alloc): Define different version if
16638 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16639 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16640 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16641 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16643 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16645 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16647 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16648 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16649 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16650 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16651 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16652 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16653 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16654 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16655 __builtin_ia32_rdtscp.
16656 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16657 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16658 and __builtin_ia32_rorhi.
16659 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16660 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16661 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16662 (ix86_expand_args_builtin): Likewise.
16663 (ix86_expand_special_args_builtin): Likewise.
16665 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16666 (UNSPECV_RDTSC): Likewise.
16667 (UNSPECV_RDPMC): Likewise.
16668 (*bsr): Renamed to ...
16670 (*bsr_rex64): Renamed to ...
16673 (*rdpmc): Likewise.
16674 (*rdpmc_rex64): Likewise.
16676 (*rdtsc): Likewise.
16677 (*rdtsc_rex64): Likewise.
16678 (rdtscp): Likewise.
16679 (*rdtscp): Likewise.
16680 (*rdtscp_rex64): Likewise.
16682 * config/i386/ia32intrin.h: New.
16684 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16686 2009-06-16 Ian Lance Taylor <iant@google.com>
16688 * ira-build.c (copy_info_to_removed_store_destinations):
16689 Initialize parent_a.
16691 2009-06-16 Ian Lance Taylor <iant@google.com>
16693 * c-decl.c (grokdeclarator): Change size_varies to bool.
16695 2009-06-16 Ian Lance Taylor <iant@google.com>
16697 * sel-sched.c: Make forward declarations of move_op_hooks and
16698 fur_hooks explicitly extern.
16700 2009-06-16 Ian Lance Taylor <iant@google.com>
16702 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16703 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16705 2009-06-16 Ian Lance Taylor <iant@google.com>
16707 * resource.c (mark_referenced_resources): Change
16708 include_delayed_effects parameter to bool. Change all callers.
16709 (mark_end_of_function_resources): Likewise.
16710 * reorg.c (insn_references_resource_p): Likewise.
16711 (insn_sets_resource_p): Likewise.
16712 * resource.h (mark_referenced_resources): Update declaration.
16713 (mark_end_of_function_resources): Update declaration.
16715 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16717 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16719 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16721 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16722 GCC can bootstrap on AIX with GNU Binutils 2.20.
16724 2009-06-16 Ian Lance Taylor <iant@google.com>
16726 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16728 2009-06-16 Ian Lance Taylor <iant@google.com>
16730 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16731 inline, not extern inline.
16732 (exact_log2): Likewise.
16733 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16735 (exact_log2): Likewise, but don't test CTZ_HWI.
16737 2009-06-16 Ian Lance Taylor <iant@google.com>
16739 * bitmap.c (bitmap_clear): Don't declare as inline.
16740 * gimple.c (gimplify_assign): Likewise.
16741 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16742 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16743 (sched_scan_info): Remove duplicate definition.
16745 2009-06-16 Ian Lance Taylor <iant@google.com>
16747 * c-common.c (skip_evaluation): Don't define.
16748 (c_inhibit_evaluation_warnings): Define global variable.
16749 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16750 than skip_evaluation.
16751 (convert_and_check, warn_for_div_by_zero): Likewise.
16752 * c-common.h (skip_evaluation): Don't declare.
16753 (c_inhibit_evaluation_warnings): Declare.
16754 * c-parser.c (c_parser_typeof_specifier): Set
16755 c_inhibit_evaluation_warnings rather than skip_evaluation.
16756 (c_parser_conditional_expression): Likewise.
16757 (c_parser_binary_expression): Likewise.
16758 (c_parser_sizeof_expression): Likewise.
16759 (c_parser_alignof_expression): Likewise.
16760 * c-typeck.c (build_indirect_ref): Check
16761 c_inhibit_evaluation_warnings rather than skip_evaluation.
16762 (build_conditional_expr, build_binary_op): Likewise.
16764 2009-06-16 Richard Guenther <rguenther@suse.de>
16766 * tree-ssa-alias.c (is_escape_site): Remove.
16767 * tree-ssa-alias.h (enum escape_type): Remove.
16768 (is_escape_site): Likewise.
16769 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16770 via casts and asms without deferring to is_escape_site.
16772 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16774 PR middle-end/40446
16775 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16776 use gen_lowpart if op0 has complex mode.
16778 2009-06-16 Richard Guenther <rguenther@suse.de>
16780 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16781 variables add them to ESCAPED.
16782 (find_func_aliases): Do not make all indirectly stored values escaped.
16784 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16786 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16787 make_decl_one_only.
16789 2009-06-16 Martin Jambor <mjambor@suse.cz>
16791 PR tree-optimization/40432
16792 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16793 check whether we need to force gimple register operand.
16795 2009-06-16 Martin Jambor <mjambor@suse.cz>
16797 PR tree-optimization/40413
16798 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16799 build_ref_for_offset.
16800 (propagate_subacesses_accross_link): Fix a typo in a comment.
16802 2009-06-16 Ira Rosen <irar@il.ibm.com>
16804 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16805 with additional parameter.
16806 * tree-vectorizer.h (enum vect_def_type): Add new value
16808 (enum vect_relevant): Add comments.
16809 (vect_is_simple_reduction): Add new argument.
16810 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16811 Detect nested cycles.
16812 (vect_is_simple_reduction): Update documentation, add an argument to
16813 distinguish inner-loop reduction from nested cycle, detect nested
16814 cycles, fix printings and indentation, don't swap operands in case
16816 (get_initial_def_for_reduction): Handle subtraction.
16817 (vect_create_epilog_for_reduction): Add new argument to specify
16818 reduction variable.
16819 (vect_finalize_reduction): Handle subtraction, fix comments.
16820 (vectorizable_reduction): Handle nested cycles. In case of nested
16821 cycle keep track of the reduction variable position. Call
16822 vect_is_simple_reduction with additional parameter. Use original
16823 statement code in reduction epilogue for nested cycle. Call
16824 vect_create_epilog_for_reduction with additional parameter.
16825 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16826 inner-loop vectorization.
16827 (vect_recog_widen_sum_pattern): Likewise.
16828 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16830 (vect_mark_stmts_to_be_vectorized): Likewise.
16831 (vect_get_vec_def_for_operand): Handle nested cycles.
16833 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16835 * doc/invoke.texi (Debugging Options): Fix option index entries
16836 for -fdump-statistics, -frandom-seed add entries for
16837 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16838 (FRV Options): Fix entries for -mTLS, -mtls.
16839 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16840 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16841 (M68hc1x Options): Fix @itemx for -mnominmax.
16842 (MCore Options): Fix entry for -mno-lsim.
16843 (MMIX Options): Fix entry for -mabi=mmixware.
16844 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16846 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16848 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16849 Mention the plugin mode of gengtype.
16850 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16851 * gengtype.c: Updated copyright.
16852 (plugin_files, nb_plugin_files) Added new static variables.
16853 (measure_input_list) Care about plugin_files.
16854 (write_rtx_next): Added early return in plugin mode.
16855 (create_file): Updated copyright year in generated file. Added
16857 (oprintf): Added early return if NULL outf.
16858 (get_output_file_with_visibility): Care of plugin_files.
16859 (get_output_file_name): May return null.
16860 (write_local): Added early return.
16861 (put_mangled_filename): Ditto.
16862 (finish_root_table): Added check for base_files.
16863 (write_roots): Care about null when plugins.
16864 (main): Added plugin mode.
16866 2009-06-15 Ian Lance Taylor <iant@google.com>
16868 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16869 * gcov.c (read_count_file): Add braces around variables declared
16872 * c.opt (Wjump-misses-init): New warning.
16873 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16874 -Wall and -Wc++-compat if not already set.
16875 (c_common_post_options): Clear warn_jump_misses_init if it was not
16877 * c-decl.c (struct c_binding): Change type field to a union with
16878 new label field. Make it the first field in the struct. Update
16879 references to type to use u.type instead.
16880 (struct c_spot_bindings): Define.
16881 (struct c_goto_bindings): Define.
16882 (c_goto_bindings_p): Define, along with VECs.
16883 (struct c_label_vars): Define.
16884 (struct c_scope): Add has_label_bindings field.
16885 (bind_label, set_spot_bindings): New static functions.
16886 (decl_jump_unsafe, update_spot_bindings): New static functions.
16887 (update_label_decls): New static function.
16888 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16889 Update binding u.label field to shadowed field.
16890 (c_binding_start_stmt_expr): New function.
16891 (c_binding_end_stmt_expr): New function.
16892 (pushdecl): Don't call c_begin_vm_scope.
16893 (make_label): Add defining and p_label_vars parameters. Change
16895 (lookup_label): Correct test for whether a label has not yet been
16896 defined. Call bind_label rather than bind.
16897 (warn_about_goto): New static function.
16898 (lookup_label_for_goto): New function.
16899 (declare_label): Call bind_label rather than bind.
16900 (check_earlier_gotos): New static function.
16901 (define_label): Don't give errors about jumping into statement
16902 expressions or scopes of variably modified types. Call
16903 set_spot_bindings and check_earlier_gotos. Call bind_label
16904 instead of bind. Don't set label_context_stack_se or
16905 label_context_stack_vm.
16906 (c_get_switch_bindings): New function.
16907 (c_release_switch_bindings): New function.
16908 (c_check_switch_jump_warnings): New function.
16909 (start_function): Don't set label_context_stack_se or
16910 label_context_stack_vm.
16911 (finish_function): Likewise.
16912 * c-typeck.c (label_context_stack_se): Don't define.
16913 (label_context_stack_vm): Don't define.
16914 (c_finish_goto_label): Call lookup_label_for_goto rather than
16915 lookup_label. Don't give errors about jumping into a statement
16916 expression or the scope of a variably modified type. Don't set
16917 label_context_stack_se or label_context_stack_vm.
16918 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16919 fields. Add bindings field.
16920 (c_start_case): Don't set deleted fields. Set bindings field.
16921 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16922 or blocked_vm. Call c_check_switch_jump_warnings.
16923 (c_finish_case): Don't test blocked_stmt_expr field. Call
16924 c_release_switch_bindings.
16925 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16926 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16927 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16928 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16929 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16930 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16931 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16932 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16933 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16934 (C_DECL_UNJUMPABLE_VM): Don't define.
16935 (C_DECL_UNDEFINABLE_VM): Don't define.
16936 (struct c_label_list): Don't define.
16937 (struct c_label_context_se): Don't define.
16938 (struct c_label_context_vm): Don't define.
16939 (struct c_spot_bindings): Declare.
16940 (c_bindings_start_stmt_expr): Declare.
16941 (c_bindings_end_stmt_expr): Declare.
16942 (lookup_label_for_goto): Declare.
16943 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16944 (c_check_switch_jump_warnings): Declare.
16945 (label_context_stack_se, label_context_stack_vm): Don't declare.
16946 (c_finish_goto_label): Update declaration.
16947 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16948 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16949 (Warning Options): Document -Wjump-misses-init.
16951 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16953 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16956 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16958 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16960 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16962 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16964 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16966 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16968 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16970 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16971 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16972 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16973 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16974 * dwarf2asm.c (dw2_force_const_mem): Update call to
16975 make_decl_one_only.
16976 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16977 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16978 * langhooks.c (lhd_comdat_group): Remove.
16979 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16980 * tree.h (DECL_COMDAT_GROUP): New.
16981 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16982 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16983 (make_decl_one_only): Change signature.
16984 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16985 make_decl_one_only.
16986 (make_decl_one_only): Change signature.
16987 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16989 2009-06-15 Richard Guenther <rguenther@suse.de>
16991 PR middle-end/40439
16992 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16994 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16996 * tree-ssa-math-opts.c: Remove extra divide.
16998 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17000 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
17002 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17004 * passes.c: Add bswap pass.
17005 * tree-pass.h: Add pass_optimize_bswap declaration.
17006 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
17007 Include rtl.h, expr.h and optabs.h for optab_handler check.
17008 (struct symbolic_number, pass_optimize_bswap): New definition.
17009 (do_shift_rotate, verify_symbolic_number_p): New functions.
17010 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
17011 (gate_optimize_bswap): New function.
17012 * tree.c (widest_int_cst_value): New function.
17013 * tree.h (widest_int_cst_value): Prototype added.
17015 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
17017 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
17018 REG_EQUAL/REG_EQUIV notes.
17020 2009-06-14 Richard Guenther <rguenther@suse.de>
17022 PR middle-end/40389
17023 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
17024 has its address taken if NRV was applied and it is addressable.
17025 * tree-ssa-structalias.c (get_constraint_for_address_of): New
17026 function split out from ...
17027 (get_constraint_for_1): ... here.
17028 (handle_rhs_call): Use it to mark the return slot escaped if
17029 it is addressable and NRV was applied.
17031 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17033 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
17034 Change first argument type to location_t.
17035 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
17036 Do not set input_location.
17037 Use loc instead of input_location throughout.
17039 2009-06-13 Richard Guenther <rguenther@suse.de>
17041 PR tree-optimization/40421
17042 * tree-predcom.c (should_unroll_loop_p): Remove.
17043 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
17045 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17047 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17048 Add location argument.
17050 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17052 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
17054 * config/s390/s390.c (s390_build_builtin_va_list): Same.
17055 (s390_gimplify_va_arg): Pass location to create_artificial_label.
17056 * config/spu/spu-protos.h: Add location to
17057 spu_resolve_overloaded_builtin.
17058 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
17059 spu_build_builtin_va_list.
17060 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
17061 argument. Pass location to build_function_call_vec.
17062 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
17064 (emit_fpu_switch): Same.
17065 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
17066 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
17067 to build_decl and create_artificial_label.
17068 (xtensa_gimplify_va_arg_expr): Same.
17069 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
17070 (xstormy16_gimplify_va_arg_expr): Same.
17071 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
17072 * config/arm/arm.c (arm_build_builtin_va_list): Same.
17073 * config/mips/mips.c (mips_build_builtin_va_list): Same.
17074 (mips16_build_function_stub): Same.
17075 (mips16_build_call_stub): Same.
17077 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
17080 * arm/constraints.md (Pa, Pb): New constraints.
17081 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
17082 split pattern to deal with them.
17084 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
17086 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
17087 fix index entry for -Xpreprocessor.
17089 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17091 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17092 Add location argument to build_decl call.
17093 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
17094 (rs6000_init_builtins): Same.
17095 (spe_init_builtins): Same.
17096 (rs6000_gimplify_va_arg): Add location argument to
17097 create_artificial_label call.
17099 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
17101 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
17102 * combine-stack-adj.c (pass_stack_adjustments): Use it.
17103 * Makefile.in: Fix GGC dependency for gcse.o.
17105 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17107 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
17108 * gimple-pretty-print.c (dump_gimple_stmt): Same.
17109 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
17111 * c-parser.c (c_parser_binary_expression): Use current column while
17112 building binary operations.
17113 * common.opt (fshow-column): Enable by default.
17114 * tree-vrp.c (check_array_ref): Use warning_at.
17115 (check_array_bounds): Use location from call back if expr has no
17117 * tree.h: Add location argument to maybe_fold_*.
17118 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
17119 (maybe_fold_offset_to_array_ref): Add location argument and use it.
17120 (maybe_fold_offset_to_component_ref): Same.
17121 (maybe_fold_offset_to_reference): Same.
17122 (maybe_fold_offset_to_address): Same.
17123 (maybe_fold_stmt_indirect): Same.
17124 (maybe_fold_stmt_addition): Same.
17125 (fold_stmt_r): Pass location to maybe_fold_*.
17126 (fold_gimple_assign): Same.
17127 * c-tree.h: Add location argument to finish_decl,
17128 default_function_array_conversion, store_init_value.
17129 * c-decl.c (define_label): Use error_at.
17130 (c_make_fname_decl): Pass location to finish_decl.
17131 (finish_decl): New location argument.
17132 (build_compound_literal): Pass location to store_init_value.
17133 (grokdeclarator): Pass location to finish_decl.
17135 * c-typeck.c (array_to_pointer_conversion): New location argument.
17136 (function_to_pointer_conversion): Same.
17137 (default_function_array_conversion): Same.
17138 (parser_build_unary_op): Pass location to overflow_warning.
17139 (parser_build_binary_op): Same. Use warning_at.
17140 (build_unary_op): Pass location to array_to_pointer_conversion.
17141 (build_c_cast): Pass location to digest_init.
17142 (build_modify_expr): New location argument.
17143 (convert_for_assignment): Same.
17144 (store_init_value): Same.
17145 (digest_init): Same.
17146 (output_init_element): Pass location to digest_init and
17147 array_to_pointer_conversion.
17148 (c_finish_return): Pass location to convert_for_assignment.
17149 * gimplify.c (gimplify_conversion): Pass location to
17150 maybe_fold_offset_to_address.
17151 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
17152 to maybe_fold_stmt_addition.
17153 * c-omp.c (c_finish_omp_atomic): Pass new location to
17155 (c_finish_omp_for): Same.
17156 * c-common.c (overflow_warning): New argument.
17157 * c-common.h: New argument to build_modify_expr, overflow_warning.
17158 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
17160 (c_parser_initializer): Pass location to
17161 default_function_array_conversion.
17162 (c_parser_initelt): Same.
17163 (c_parser_initval): Same.
17164 (c_parser_asm_operands): Same.
17165 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
17166 (c_parser_conditional_expression): Same.
17167 (c_parser_binary_expression): Add location info to stack. Use it.
17168 (c_parser_unary_expression): Pass location to
17169 default_function_array_conversion, parser_build_unary_op,
17170 build_indirect_ref, c_parser_postfix_expression_after_primary.
17171 (c_parser_postfix_expression_after_primary): New location argument.
17173 (c_parser_expression_conv): Pass location to
17174 default_function_array_conversion.
17175 (c_parser_expr_list): Same.
17176 (c_parser_omp_atomic): Same.
17177 (c_parser_omp_for_loop): Same.
17178 * c-tree.h (struct c_declarator): Add comment to id_loc.
17179 (build_array_declarator): New argument.
17180 * c-decl.c (build_array_declarator): Add location argument.
17181 (grokdeclarator): Set id_loc for cdk_array.
17182 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
17183 build_array_declarator.
17184 * tree.c (build_omp_clause): Add location argument.
17185 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
17186 (OMP_CLAUSE_LOCATION): New macro.
17187 (struct tree_omp_clause): Add location field.
17188 (build_omp_clause): Add argument.
17189 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
17191 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
17192 (cp_parser_omp_clause_collapse): Same.
17193 (cp_parser_omp_clause_default): Same.
17194 (cp_parser_omp_clause_if): Same.
17195 (cp_parser_omp_clause_nowait): Same.
17196 (cp_parser_omp_clause_num_threads): Same.
17197 (cp_parser_omp_clause_ordered): Same.
17198 (cp_parser_omp_clause_schedule): Same.
17199 (cp_parser_omp_clause_untied): Same.
17200 (cp_parser_omp_for_loop): Same.
17201 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17202 * c-tree.h (c_start_case): Add location argument.
17203 (c_process_expr_stmt): Same.
17204 (c_finish_goto_*): Same.
17205 * tree-parloops.c (initialize_reductions): Pass location to
17207 (create_parallel_loop): Same.
17208 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
17209 (gfc_trans_omp_reduction_list): Same.
17210 (gfc_trans_omp_clauses): Same.
17211 (gfc_trans_omp_do): Same.
17212 * c-typeck.c (c_finish_goto_label): Same.
17213 (c_finish_goto_ptr): New location argument.
17214 (c_start_case): Same.
17215 (emit_side_effect_warnings): Same.
17216 (c_process_expr_stmt): Same.
17217 (c_finish_stmt_expr): Same.
17218 (c_finish_omp_clauses): Use error_at instead of error.
17219 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
17221 * c-omp.c (c_split_parallel_clauses): New location argument.
17222 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
17223 to build_omp_clause.
17224 (convert_local_reference_stmt): Same.
17225 (convert_gimple_call): Same.
17226 * c-common.h (c_split_parallel_clauses): New argument.
17227 * c-parser.c (c_parser_statement_after_labels): Pass location to
17228 c_finish_goto_label.
17229 (c_parser_switch_statement): Pass location to c_start_case.
17230 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
17231 and c_process_expr_stmt.
17232 (c_parser_omp_variable_list): Add location argument.
17233 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
17234 (c_parser_omp_clause_default): Same.
17235 (c_parser_omp_clause_if): Same.
17236 (c_parser_omp_clause_num_threads): Same.
17237 (-c_parser_omp_clause_ordered): Same.
17238 (c_parser_omp_clause_reduction): Pass location to
17239 c_parser_omp_variable_list.
17240 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
17241 (c_parser_omp_clause_untied): Same.
17242 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
17243 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
17245 * c-tree.h (check_for_loop_decls, undeclared_variable,
17246 build_component_ref, build_array_ref, build_external_ref,
17247 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
17248 build_conditional_expr, build_compound_expr, c_cast_expr,
17249 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
17250 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
17252 * c-semantics.c (build_stmt): Same.
17253 (build_case_label): Same.
17254 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
17255 (undeclared_variable): New argument.
17256 (make_label): Same.
17257 (lookup_label): Pass location on down.
17258 (define_label): Same.
17259 (finish_decl): Same.
17260 (build_compound_literal): Same.
17261 (finish_struct): Same.
17262 (finish_function): Do not set location here.
17263 (check_for_loop_decls): New argument.
17264 * tree.c (save_expr): Set location.
17265 (build_empty_stmt): New argument.
17266 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
17267 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
17268 * builtins.c (gimplify_va_arg_expr): Use locations.
17269 (expand_builtin_sync_operation): Same.
17270 * c-typeck.c (build_component_ref): New argument.
17271 (build_array_ref): Same.
17272 (build_external_ref): Same.
17273 (c_expr_sizeof_expr): Same.
17274 (c_expr_sizeof_type): Same.
17275 (parser_build_unary_op): Same.
17276 (build_conditional_expr): Same.
17277 (build_compound_expr): Pass location on down.
17278 (build_compound_expr): New argument.
17279 (build_c_cast): Same.
17280 (c_cast_expr): Same.
17281 (build_asm_expr): Same.
17282 (c_finish_return): Same.
17283 (c_process_expr_stmt): Pass location on down.
17284 (c_finish_stmt_expr): New argument.
17285 (push_clenaup): Same.
17286 (c_finish_omp_parallel): Same.
17287 (c_finish_omp_task): Same.
17288 * gimplify.c (gimplify_call_expr): Pass location on down.
17289 * c-omp.c (c_finish_omp_master): New argument.
17290 (c_finish_omp_critical): Same.
17291 (c_finish_omp_ordered): Same.
17292 (c_finish_omp_barrier): Same.
17293 (-c_finish_omp_taskwait): Same.
17294 (c_finish_omp_atomic): Same.
17295 (c_finish_omp_flush): Same.
17296 * tree-inline.c (copy_tree_body_r): Pass location on down.
17297 (inline_forbidden_p): Remove use of input_location.
17298 * c-gimplify.c (c_build_bind_expr): New argument.
17299 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
17300 (c_sizeof_or_alignof_type): New argument.
17301 (c_alignof_expr): Same.
17302 (build_va_arg): Same.
17303 (c_add_case_label): Same.
17304 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
17305 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
17306 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
17307 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
17308 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
17309 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
17311 * stub-objc.c (objc_build_selector_expr): Same.
17312 (objc_build_throw_stmt): Same.
17313 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
17314 (c_parser_initelt): Same.
17315 (c_parser_compound_statement): Same.
17316 (c_parser_compound_statement_nostart): Same.
17317 (c_parser_label): Same.
17318 (c_parser_statement_after_labels): Same.
17319 (c_parser_if_body): Same.
17320 (c_parser_else_body): Same.
17321 (c_parser_if_statement): Same.
17322 (c_parser_switch_statement): Same.
17323 (c_parser_while_statement): Same.
17324 (c_parser_do_statement): Same.
17325 (c_parser_for_statement): Same.
17326 (c_parser_asm_statement): Same.
17327 (c_parser_conditional_expression): Same.
17328 (c_parser_binary_expression): Same.
17329 (c_parser_cast_expression): Same.
17330 (c_parser_unary_expression): Same.
17331 (c_parser_sizeof_expression): Same.
17332 (c_parser_alignof_expression): Same.
17333 (c_parser_postfix_expression): Same.
17334 (c_parser_expression): Same.
17335 (c_parser_objc_receiver): Same.
17336 (c_parser_omp_variable_list): Same.
17337 (c_parser_omp_structured_block): Same.
17338 (c_parser_omp_atomic): New argument.
17339 (c_parser_omp_barrier): Same.
17340 (c_parser_omp_critical): Same.
17341 (c_parser_omp_flush): Pass location on down.
17342 (c_parser_omp_for_loop): New argument.
17343 (c_parser_omp_for): Same.
17344 (c_parser_omp_master): Same.
17345 (c_parser_omp_ordered): Same.
17346 (c_parser_omp_sections_scope): Same.
17347 (c_parser_omp_sections): Same.
17348 (c_parser_omp_parallel): Same.
17349 (c_parser_omp_single): Same.
17350 (c_parser_omp_task): Same.
17351 (c_parser_omp_taskwait): Pass location on down.
17352 (c_parser_omp_construct): Same.
17353 (c_parser_omp_threadprivate): Same.
17354 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
17355 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
17356 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
17357 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
17358 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
17359 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
17360 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
17361 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
17362 config/i386/i386.c, stmt.c:
17363 Add location argument to the following function definitions and/or
17364 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
17365 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
17366 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
17367 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
17368 do_case, c_finish_bc_stmt, build_compound_literal,
17369 build_function_call.
17370 * c-decl.c (build_compound_literal): Add location argument.
17371 Make all diagnostic calls use location.
17372 (start_struct): Same.
17373 (finish_struct): Same.
17374 (start_enum): Same.
17375 (build_enumerator): Same.
17376 (start_function): Same.
17377 (grokdeclarator): Make all diagnostic calls use location.
17378 (store_parm_decls_oldstyle): Same.
17379 * c-typeck.c (build_function_call): Add location argument.
17380 Make all diagnostic calls use location.
17382 (c_finish_bc_stmt): Same.
17383 * tree-nested.c (get_trampoline_type): Add argument.
17384 Pass location to build_decl.
17385 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
17386 * rtl.h (RTL_LOCATION): New.
17387 * c-common.c (c_add_case_label): Add location argument.
17388 Make all diagnostic calls use location.
17389 * c-common.h: Add location argument to make_fname_decl, do_case,
17390 c_add_case_label, build_function_call, resolve_overloaded_builtin.
17391 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
17392 Set it appropriately for every case. Pass enum_loc to start_enum
17393 call. Pass value_loc first to build_enumerator. Pass enum_loc to
17395 (c_parser_struct_or_union_specifier): Save location. Use it for
17396 start_struct, finish_struct, and parser_xref_tag.
17398 2009-06-12 Ian Lance Taylor <iant@google.com>
17400 * fold-const.c (fold_unary): Rename local variable and to and_expr.
17402 * c-opts.c (c_common_handle_option): For -Wc++-compat set
17403 cpp_opts->warn_cxx_operator_names.
17405 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17408 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
17409 is returns NULL and OP is a VCE, look through the VCE.
17411 2009-06-12 Ian Lance Taylor <iant@google.com>
17414 * collect2.c (main): Use CONST_CAST2 in code inside #if
17415 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
17417 2009-06-12 Joey Ye <joey.ye@intel.com>
17419 PR middle-end/39146
17420 * cfgexpand.c (get_decl_align_unit): Update
17421 max_used_stack_slot_alignment with align instead of
17422 stack_alignment_needed.
17424 * function.c (assign_stack_local_1): Update
17425 max_used_stack_slot_alignment with alignment_in_bits instead
17426 of stack_alignment_needed.
17427 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17430 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17432 * dwarf2out.c (last_var_location_insn): New variable.
17433 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17434 (dwarf2out_var_location): Don't record anything after last real
17435 insn. Only change labels if there were any real instructions
17436 in between last note and this one, or if changed sections.
17438 2009-06-11 Richard Henderson <rth@redhat.com>
17440 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17441 note when storing the frame pointer in a register.
17442 (FRP): Don't redefine to nothing for epilogue.
17443 (alpha_expand_epilogue): Mark register and sp restores.
17444 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17446 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17447 when gen_lowpart is needed.
17449 2009-06-11 Richard Henderson <rth@redhat.com>
17451 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17453 * dwarf2out.c (need_data_align_sf_opcode): New.
17454 (div_data_align): Move earlier.
17455 (def_cfa_1, reg_save): Use it.
17457 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17459 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17460 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17461 (ix86_handle_option): Handle OPT_mcrc32.
17462 (ix86_target_string): Add -mcrc32.
17463 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17465 * config/i386/i386.h (TARGET_CRC32): New.
17467 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17468 (sse4_2_crc32di): Likewise.
17470 * config/i386/i386.opt (mcrc32): New.
17472 * doc/invoke.texi: Document -mcrc32.
17474 2009-06-11 Richard Henderson <rth@redhat.com>
17476 * common.opt (gdwarf-): Accept a version number.
17477 * doc/invoke.texi (gdwarf-): Update docs.
17478 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17479 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17480 version level, and record it.
17482 * dwarf2.h (DW_CIE_VERSION): Remove.
17483 * dwarf2out.c (DWARF_VERSION): Remove.
17484 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17485 (output_call_frame_info): Use CIE version 3 for dwarf3,
17486 or if the return register column is out of range for version 1.
17487 (dwarf_stack_op_name): Add all dwarf3 values.
17488 (DEBUG_PUBTYPES_SECTION): New.
17489 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17490 encoding change for dwarf3.
17491 (output_die) [dw_val_class_die_ref]: Likewise.
17492 (output_compilation_unit_header): Emit correct version for dwarf3.
17493 (output_line_info): Likewise.
17494 (output_pubnames): Update for DWARF_VERSION removal.
17495 (output_aranges): Likewise.
17496 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17497 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17498 (dwarf2out_finish): Likewise.
17500 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17502 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17505 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17508 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17509 * builtins.c (expand_builtin_unreachable): New function.
17510 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17511 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17512 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17514 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17515 searching for missing barriers.
17517 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17519 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17520 when -fprofile-generate* was passed.
17521 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17523 2009-06-11 Anthony Green <green@moxielogic.com>
17525 * config/moxie/moxie.md: Define length attribute for all instructions.
17527 (*b<cond:code>): Support limited branch ranges for new PC-relative
17528 branch instructions.
17529 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17531 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17533 * config/i386/i386.c (min_insn_size): Use get_attr_length
17534 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17535 For __asm return 0.
17537 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17538 instead of emit_insn_before.
17540 2009-06-10 Ian Lance Taylor <iant@google.com>
17543 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17546 2009-06-10 Revital Eres <eres@il.ibm.com>
17548 * passes.c (init_optimization_passes): Reschedule
17549 predictive-commoning pass before complete unroll pass.
17551 2009-06-10 Martin Jambor <mjambor@suse.cz>
17553 * cgraph.c (cgraph_node_can_be_local_p): New function.
17554 (cgraph_make_node_local): New function.
17555 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17556 (cgraph_make_node_local): Declare.
17558 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17560 * tree.h (tree_base): Add packed_flag and user_align fields.
17561 Decrease size of spare field.
17562 (TYPE_USER_ALIGN): Use user_align from tree_base.
17563 (DECL_USER_ALIGN): Likewise.
17564 (TYPE_PACKED): Use packed_flag from tree_base.
17565 (DECL_PACKED): Likewise.
17566 (tree_type): Delete packed_flag and user_align fields. Widen
17567 precision field. Widen mode field and shuffle fields to align
17568 mode on an 8-bit boundary.
17569 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17570 Renumber decl_flag_* fields. Fix comments. Widen
17571 decl_common_unused field.
17572 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17573 (DECL_EXTERNAL): Likewise.
17574 (DECL_BIT_FIELD): Likewise.
17575 (DECL_NONADDRESSABLE_P): Likewise.
17576 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17577 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17579 2009-06-10 Ian Lance Taylor <iant@google.com>
17581 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17582 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17583 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17584 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17585 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17586 DEF_VEC_ALLOC_FUNC_P.
17587 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17588 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17589 DEF_VEC_ALLOC_FUNC_O.
17590 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17591 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17592 DEF_VEC_ALLOC_FUNC_I.
17593 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17594 (vec_stack_p_reserve_exact_1): Declare.
17595 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17596 (vec_stack_free): Declare.
17597 (VEC_stack_alloc): Define.
17598 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17599 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17600 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17601 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17603 (stack_vecs): New static variable.
17604 (vec_stack_p_reserve_exact_1): New function.
17605 (vec_stack_o_reserve_1): New static function.
17606 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17607 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17608 (vec_stack_free): New function.
17609 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17610 (VEC_df_ref_stack_alloc): Define.
17611 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17612 DEF_VEC_ALLOC_P_STACK.
17613 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17614 (struct df_collection_rec): Change _vec fields to VEC. Remove
17616 (df_free_collection_rec): Adjust for new fields.
17617 (df_insn_rescan): Use new df_collection_rec fields.
17618 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17619 (df_ref_create_structure, df_ref_record): Likewise.
17620 (df_get_conditional_uses, df_get_call_refs): Likewise.
17621 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17622 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17623 (df_record_exit_block_uses, df_bb_verify): Likewise.
17624 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17625 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17626 Remove count parameter. Change return type to void. Change all
17628 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17629 Remove count parameter. Change return type to void. Change all
17631 (df_install_refs): Change old_vec parameter to VEC. Remove count
17632 parameter. Change all callers.
17633 (df_install_mws): Change old_vec parameter to VEC. Remove count
17634 parameter. Change all callers.
17635 (df_refs_verify): Change new_rec parameter to VEC. Change call
17637 (df_mws_verify): Likewise.
17639 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17641 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17643 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17645 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17647 2009-06-10 Anthony Green <green@moxielogic.com>
17649 * config/moxie/crti.asm: New file.
17650 * config/moxie/crtn.asm: New file.
17651 * config/moxie/moxie.c: New file.
17652 * config/moxie/moxie.h: New file.
17653 * config/moxie/sfp-machine.h: New file.
17654 * config/moxie/moxie-protos.h: New file.
17655 * config/moxie/t-moxie: Created.
17656 * config/moxie/t-moxie-softfp: Created.
17657 * config/moxie/moxie.md: Created.
17658 * config/moxie/constraints.md: Created.
17659 * config.gcc: Add moxie support.
17660 * doc/md.texi (Machine Constraints): Add moxie constraints.
17661 * doc/contrib.texi (Contributors): Mention moxie port.
17662 * doc/install.texi (Specific): Mention the moxie port.
17664 2009-06-09 Ian Lance Taylor <iant@google.com>
17666 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17667 compiling with C++.
17668 * optabs.c (optab_table): Only use designated initializers if
17669 HAVE_DESIGNATED_INITIALIZERS is defined.
17670 (convert_optab_table): Likewise.
17671 (init_optabs): Always call init_insn_codes if
17672 HAVE_DESIGNATED_INITIALIZERS is not defined.
17674 2009-06-09 Ian Lance Taylor <iant@google.com>
17676 * targhooks.c (default_builtin_vectorized_function): Change fn
17677 parameter to unsigned int.
17678 (default_builtin_vectorized_conversion): Change code parameter to
17680 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17681 * targhooks.h: Update declarations.
17682 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17683 parameter to unsigned int.
17685 * c-typeck.c (comptypes_check_enum_int): New static function.
17686 (comptypes_internal): Add enum_and_int_p parameter. Change all
17688 (comp_target_types): Add location parameter. Change all callers.
17689 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17690 Change all callers.
17691 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17692 (build_conditional_expr): Add colon_loc parameter. Change all
17694 (convert_for_assignment): Add location parameter. Change all callers.
17695 * c-parser.c (c_parser_conditional_expression): Pass location of
17696 colon to build_conditional_expr.
17697 * c-tree.h (build_conditional_expr): Update declaration.
17699 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17701 * graphite.c: Revert previous patch.
17703 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17706 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17708 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17710 * tree-ssa-loop-prefetch.c
17711 (loop_prefetch_arrays): Fixed a portability problem in printf format
17714 2009-06-09 Martin Jambor <mjambor@suse.cz>
17716 PR tree-optimization/40351
17717 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17718 refrence to a potential artifical subaccess can be constructed.
17720 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17722 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17723 (sh_override_options): Likewise.
17724 * config/sh/sh.c: Include params.h.
17725 (sh_optimization_options): New.
17726 (sh_override_options): Likewise.
17727 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17728 (OVERRIDE_OPTIONS): Use sh_override_options.
17730 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17732 * dwarf2out.c (emit_cfa_remember): New variable.
17733 (add_fde_cfi): If emit_cfa_remember, recurse to add
17734 DW_CFA_remember_state first.
17735 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17736 instead just set emit_cfa_remember.
17738 2009-06-08 Jan Hubicka <jh@suse.cz>
17741 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17743 2009-06-08 Jan Hubicka <jh@suse.cz>
17745 PR middle-end/39834
17746 * cgraphunit.c (save_inline_function_body): Do not copy transform
17747 hooks for saved inline bodies.
17748 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17749 for given function.
17751 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17753 * jump.c (returnjump_p): Handle delayed branches. Add missing
17756 2009-06-08 Jan Hubicka <jh@suse.cz>
17758 PR middle-end/40102
17759 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17760 original node might've been modified.
17761 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17763 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17765 * tree-object-size.c (addr_object_size): Add OSI argument.
17766 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17767 (compute_builtin_object_size, expr_object_size): Adjust callers.
17768 (plus_stmt_object_size): Call addr_object_size instead of
17769 compute_builtin_object_size.
17771 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17772 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17774 * tree-ssa-loop-prefetch.c
17775 (gather_memory_references): Introduced a counter for the number of
17777 (anything_to_prefetch_p): Introduced a counter for the number of
17779 (is_loop_prefetching_profitable): New function with a cost model
17781 (loop_prefetch_arrays): Use the new cost model to determine if
17782 prefetching is profitable.
17783 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17784 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17785 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17786 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17787 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17788 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17790 2009-06-08 Michael Matz <matz@suse.de>
17793 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17794 partitions use the same.
17795 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17796 for basevars of SSA_NAMEs.
17797 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17798 to not expand them twice.
17799 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17802 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17804 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17805 (fdump-final-insns=, gtoggle): New.
17806 * doc/invoke.texi: Document them.
17807 * final.c (rest_of_clean_state): Dump final insn stream.
17808 * gcc.c (invoke_as): Hook in -fcompare-debug.
17809 (static_spec_functions): Add compare-debug-dump-opt,
17810 compare-debug-self-opt and compare-debug-auxbase-opt.
17811 (compare_debug, compare_debug_second, compare_debug_opt): New.
17812 (switches_debug_check, n_switches_debug_check): New.
17813 (debug_auxbase_opt, debug_check_temp_file): New.
17814 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17816 (do_self_spec): Handle arguments after switches.
17817 (do_spec_1): Add .gk extension to temp file basenames for compare.
17818 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17819 (cc1_options): Use it instead of normal auxbase computation for
17820 the second compare-debug compilation.
17821 (compare_files): New.
17822 (main): Set up and implement compare debug mode.
17823 (compare_debug_dump_opt_spec_function): New.
17824 (compare_debug_self_opt_spec_function): New.
17825 (compare_debug_auxbase_opt_spec_function): New.
17826 * toplev.c (process_options): Handle flag_gtoggle,
17827 flag_dump_final_insns.
17828 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17829 during -fcompare-debug-second compilation.
17831 2009-06-07 Ian Lance Taylor <iant@google.com>
17833 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17834 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17836 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17837 with no default node. Change warning with %H to warning_at.
17838 Don't clear warn_switch around case checking.
17839 * doc/invoke.texi (Warning Options): Clarify distinction between
17840 -Wswitch and -Wswitch-enum.
17842 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17844 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17846 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17848 * gbl-ctors.h: Add header guard.
17850 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17852 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17853 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17854 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17855 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17856 prototypes for removed functions.
17857 (expressions_equal_p): Move to ...
17858 * tree-ssa-sccvn.h: ... here and ...
17859 * matrix-reorg.c: ... adjust includes.
17861 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17863 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17865 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17867 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17868 (finish_function): Remove erroneous whitespace.
17870 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17872 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17873 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17875 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17877 * errors.c (internal_error): Commentary typo fix.
17878 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17879 * tree-ssa-pre.c: Ditto.
17881 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17883 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17884 them is supposed to hold actual statements.
17886 2009-06-06 Ian Lance Taylor <iant@google.com>
17888 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17889 empty statements can now have attributes.
17891 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17893 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17894 * config/mips/mips.md: Ditto.
17896 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17898 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17900 (__eabi_uconvert): Likewise.
17902 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17904 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17905 CFI_* definitions with IN_GCC.
17907 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17909 * xcoffout.h (xcoffout_source_line): Update prototype.
17911 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17913 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17914 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17916 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17918 PR middle-end/40340
17919 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17920 inlined_function_outer_scope_p blocks for artificial inlines
17922 * tree.c (tree_nonartificial_location): Rewrite using
17923 block_nonartificial_location.
17925 2009-06-05 Revital Eres <eres@il.ibm.com>
17926 Leehod Baruch <leehod@il.ibm.com>
17928 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17929 (expand_expr_real_1): Remove comment.
17930 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17931 Vectorize misaligned access when the target supports it.
17932 (vect_supportable_dr_alignment): Check for unaligned access support.
17933 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17936 2009-06-05 Julian Brown <julian@codesourcery.com>
17938 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17939 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17941 2009-06-05 Richard Guenther <rguenther@suse.de>
17944 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17945 as possibly unused.
17947 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17949 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17950 (save_gprs): Don't tell unwinder when a global register is saved.
17951 (s390_emit_epilogue): Emit needed epilogue unwind info.
17953 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17955 * dwarf2out.c (deferred_asm_name): New.
17956 (add_name_and_src_coords_attributes): Defer creation of
17957 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17959 (move_linkage_attr): New.
17960 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17963 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17965 * tree-nested.c (finalize_nesting_tree_1): Declare the
17966 frame_decl in the binding tree.
17968 2009-06-04 Cary Coutant <ccoutant@google.com>
17970 * basic-block.h (struct basic_block_def): Add discriminator field.
17971 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17973 * debug.c (do_nothing_debug_hooks): Add additional entry.
17974 (debug_nothing_int_charstar_int): New function.
17975 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17976 (debug_nothing_int_charstar_int): New declaration.
17977 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17978 discriminator value in .loc directive.
17979 * final.c (last_discriminator): New variable.
17980 (discriminator): New variable.
17981 (final_start_function): Initialize above variables, pass current
17982 discriminator to debug hook.
17983 (notice_source_line): Check for discriminator change.
17984 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17985 * sdbout.c (sdbout_source_line): New parameter.
17986 * tree-cfg.c (struct locus_discrim_map): New structure type.
17987 (discriminator_per_locus): New hash table.
17988 (build_gimple_cfg): Allocate and free discriminator hash table.
17989 (make_edges): Call assign_discriminator.
17990 (locus_map_hash): New function.
17991 (locus_map_eq): New function.
17992 (next_discriminator_for_locus): New function.
17993 (same_line_p): New function.
17994 (assign_discriminator): New function.
17995 (make_cond_expr_edges): Call assign_discriminator.
17996 (make_gimple_switch_edges): Likewise.
17997 (first_non_label_stmt): New function.
17998 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
18000 * xcoffout.c (xcoffout_source_line): Add new parameter.
18002 * configure.ac (gcc_cv_as_discriminator): New configury check for
18003 gas support for discriminator.
18004 * configure: Regenerate.
18005 * config.in: Regenerate.
18007 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18009 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
18010 val after checking for integers.
18012 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
18014 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
18016 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
18017 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
18018 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
18019 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
18020 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
18021 X64_SSE_REGPARM_MAX.
18022 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
18023 X64_SSE_REGPARM_MAX.
18025 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18027 * gcc.c (report_times_to_file): New.
18028 (execute): Implement it.
18029 (process_command): Support -time=.
18030 * doc/invoke.texi: Document it.
18032 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18034 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
18035 that have value exprs.
18037 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18039 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
18040 declarations for constants until...
18041 (dw2_output_indirect_constant_1): ... this point.
18043 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
18046 * arm.md (arm_addsi3): Don't try to split an add with an
18047 eliminable register until after reload has completed.
18049 2009-06-03 Ian Lance Taylor <iant@google.com>
18051 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
18052 * genattrtab.c (write_length_unit_log): Likewise.
18053 * genchecksum.c (dosum): Likewise.
18054 * gengtype.c (write_rtx_next): Likewise.
18055 (finish_root_table, write_roots): Likewise.
18056 * gimple.c (gimple_ops_offset_): Likewise.
18057 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
18058 * config/arc/arc.c (arc_attribute_table): Likewise.
18059 * config/arm/arm.c (arm_attribute_table): Likewise.
18060 * config/avr/avr.c (avr_attribute_table): Likewise.
18061 * config/crx/crx.c (crx_attribute_table): Likewise.
18062 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
18063 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
18064 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
18065 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
18066 * config/sh/sh.c (sh_attribute_table): Likewise.
18067 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
18068 * config/spu/spu.c (spu_attribute_table): Likewise.
18069 * config/v850/v850.c (v850_attribute_table): Likewise.
18071 * config/alpha/alpha.c (vms_attribute_table): Make static.
18072 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
18073 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
18074 * config/mips/mips.c (mips_attribute_table): Likewise.
18076 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
18078 (cc1-checksum.o): Likewise.
18080 2009-06-03 Steve Ellcey <sje@cup.hp.com>
18082 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
18084 2009-06-03 Jakub Jelinek <jakub@redhat.com>
18086 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
18087 insn if it is changing sp. Use gen_add3_insn instead of
18088 conditionally gen_addsi3 and gen_adddi3.
18089 (offset_below_red_zone_p): New static inline function.
18090 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
18091 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
18092 * config/rs6000/ppc-asm.h: Include auto-host.h.
18093 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
18094 CFI_RESTORE): Define.
18095 * config/rs6000/crtresxgpr.asm: Add unwind info.
18096 * config/rs6000/crtresxfpr.asm: Likewise.
18097 * config/rs6000/crtresgpr.asm: Likewise.
18098 * config/rs6000/crtresfpr.asm: Likewise.
18099 * config/rs6000/crtsavgpr.asm: Likewise.
18100 * config/rs6000/crtsavfpr.asm: Likewise.
18102 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
18103 argument of DWARF2_FRAME_REG_OUT macros.
18105 2009-06-03 Julian Brown <julian@codesourcery.com>
18107 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
18108 words or less (including TImode) in core registers.
18110 2009-06-03 Richard Guenther <rguenther@suse.de>
18112 PR middle-end/40328
18113 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
18115 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
18117 * statistics.c (statistics_counter_event): Do not record event
18118 in pass dump if its number == -1.
18119 (curr_statistics_hash): Add assert that we never get passes
18120 with static number == -1.
18122 2009-06-03 Richard Guenther <rguenther@suse.de>
18123 Andrey Belevantsev <abel@ispras.ru>
18125 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
18126 non-BLKmode arrays addressable.
18128 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
18130 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
18131 * config/m68k/m68k.h: ... here.
18133 2009-06-03 Martin Jambor <mjambor@suse.cz>
18135 PR tree-optimization/40323
18136 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
18139 2009-06-03 Richard Guenther <rguenther@suse.de>
18141 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18144 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
18146 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18147 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
18148 JUMP_TABLE_DATA_P where applicable.
18149 * config/sh/sh.c: Ditto.
18150 * config/sh/sh.h: Ditto.
18151 * config/sh/sh.md: Ditto.
18152 * config/sh/symbian.c: Ditto.
18154 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
18156 * config/i386/driver-i386.c (describe_cache): Optimize
18157 concatenation of strings. Use snprintf instead of sprintf.
18158 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
18159 target when not compiling with GCC.
18161 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
18163 * config/sh/sh.c: Revert last change.
18164 (sh_expand_epilogue): Emit a blockage insn before the frame
18165 pointer adjustment unconditionally.
18167 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18169 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
18170 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
18171 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
18172 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
18173 to COLLECT_GCC_OPTIONS.
18175 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18177 * collect2.c (target_system_root): New variable.
18178 (main): Handle --sysroot=.
18179 (ignore_library): Strip the sysroot from the library path.
18181 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18183 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
18184 (collect2.o): Depend on collect2-aix.h.
18185 (collect2-aix.o): New rule.
18186 * collect2-aix.h: New file.
18187 * collect2-aix.c: Likewise.
18188 * collect2.c: Include collect2-aix.h. Don't undefine
18189 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
18190 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
18191 Use TARGET_AIX_VERSION instead of _AIX51.
18192 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
18193 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
18194 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
18195 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
18196 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
18198 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18200 * collect2.c (ignore_library): Avoid premature post-increment
18201 and null deference.
18203 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18205 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
18206 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
18207 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
18208 CROSS_DIRECTORY_STRUCTURE too.
18209 (LINK_LIBG_SPEC): Likewise.
18210 (LIB_SPEC): Add %R to sysroot paths.
18211 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
18212 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
18213 * config/rs6000/aix51.h: As for aix43.h.
18214 * config/rs6000/aix52.h: Likewise.
18215 * config/rs6000/aix53.h: Likewise.
18216 * config/rs6000/aix61.h: Likewise.
18217 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
18218 to the beginning of sysroot paths.
18220 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18222 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
18223 INSN_LISTs that are out of the REG_NOTE range.
18225 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18227 * loop-unroll.c (struct iv_to_split): Add pointer to next.
18228 (struct var_to_expand): Likewise.
18229 (struct opt_info): Add head and tail for linked lists of the above.
18230 (analyze_insn_to_expand_var): Initialize next.
18231 (analyze_iv_to_split_insn): Likewise.
18232 (analyze_insns_in_loop): Create linked lists.
18233 (allocate_basic_variable): Simplify for use without hash table.
18234 (insert_var_expansion_initialization): Likewise, make it type-safer.
18235 (combine_var_copies_in_loop_exit): Likewise.
18236 (apply_opt_in_copies): Walk lists rather than hash tables.
18237 (release_var_copies): Simplified and inlined by hand into...
18238 (free_opt_info): ... this function.
18240 2009-06-02 Richard Guenther <rguenther@suse.de>
18242 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18245 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18247 * cfgexpand.c (gimple_expand_cfg): Discard the source location
18248 only for builtins that are not overridden.
18250 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18252 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
18255 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18257 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
18259 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18261 * combine.c (move_deaths): Compare LUIDs within the same BB only.
18263 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18265 * common.opt (fdump-unnumbered-links): New.
18266 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
18267 * print-rtl.c (flag_dump_unnumbered_links): New.
18268 (print_rtx): Test it.
18270 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
18272 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
18273 push/pop multiple to 8-byte alignment.
18275 2009-06-01 Jakub Jelinek <jakub@redhat.com>
18277 * config/i386/i386.c (queued_cfa_restores): New static variable.
18278 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
18280 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
18281 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
18282 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
18283 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
18284 note unconditionally.
18285 (ix86_emit_restore_regs_using_mov): Likewise.
18286 (ix86_emit_restore_sse_regs_using_mov): Likewise.
18287 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
18288 it through to ix86_emit_restore_reg_using_pop.
18289 (ix86_emit_leave): Add RED_OFFSET argument. Call
18290 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
18291 instead of adding REG_CFA_OFFSET note unconditionally.
18292 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
18293 the above functions. Call ix86_add_queued_cfa_restore_notes when
18296 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
18297 force output of the label even for dwarf2out_do_cfi_asm.
18298 (add_fde_cfi): If -g2 and above and cfi might change CFA,
18299 force creation of CFI label and chain DW_CFA_set_loc jumping to it
18300 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
18302 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
18303 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
18304 dwarf2out_cfi_label callers.
18305 * tree.h (dwarf2out_cfi_label): Adjust prototype.
18306 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
18307 Adjust dwarf2out_cfi_label callers.
18308 * config/vax/vax.c (vax_output_function_prologue): Likewise.
18310 * config/i386/i386.h (struct machine_cfa_state,
18311 struct machine_function): Guard with ifndef USED_FOR_TARGET
18312 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
18315 * emutls.c (__emutls_get_address): Change arr->size to mean number
18316 of allocated arr->data entries instead of # of slots + 1.
18318 PR middle-end/40316
18319 * recog.c (peep2_reinit_state): New function.
18320 (peephole2_init_state): Use it at the end of a basic block and also
18321 when seeing a RTX_FRAME_RELATED_P insn.
18323 2009-06-01 Steve Ellcey <sje@cup.hp.com>
18325 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
18326 fixuns_truncrfdi2): New.
18327 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
18328 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
18329 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
18330 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
18331 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
18332 *recip_approx): Remove.
18333 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
18334 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
18335 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
18337 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
18340 2009-06-01 Ian Lance Taylor <iant@google.com>
18342 * attribs.c (register_attribute): Use CONST_CAST.
18343 * collect2.c (main): Use CONST_CAST2.
18344 (scan_prog_file): Likewise.
18345 * gcc.c (process_command, main): Likewise.
18346 * toplev.c (toplev_main): Likewise.
18348 * c-typeck.c (handle_warn_cast_qual): New static function,
18349 partially broken out of build_c_cast.
18350 (build_c_cast): Call handle_warn_cast_qual.
18351 * doc/invoke.texi (Warning Options): Document new effect of
18354 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
18356 * diagnostic.c (diagnostic_build_prefix): Always print columns.
18357 (diagnostic_report_current_module): Print columns.
18358 * common.opt (flag_show_column): Enable by default.
18360 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
18362 * alias.c (find_base_term): Check for NULL term before returning.
18364 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18366 Revert due to PR40320:
18367 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18368 * calls.c (emit_library_call_value_1): Don't force_operand for move
18371 2009-06-01 Olivier Hainque <hainque@adacore.com>
18372 Eric Botcazou <ebotcazou@adacore.com>
18374 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
18375 to be processed as a bitfield for constructor output purposes.
18376 * output.h (initializer_constant_valid_for_bitfield_p): Declare
18378 * varasm.c (oc_local_state): New type, output_constructor
18379 local state to support communication with helpers.
18380 (oc_outer_state): New type, output_constructor outer state of
18381 relevance in recursive calls.
18382 (output_constructor_array_range): New output_constructor helper,
18383 extracted code for an array range element.
18384 (output_constructor_regular_field): New output_constructor helper,
18385 extracted code for an element that is not a bitfield.
18386 (output_constructor_bitfield): New output_constructor helper,
18387 extracted code for a bitfield element. Accept an OUTER state
18388 argument for recursive processing. Recurse on record or array
18389 CONSTRUCTOR values, possibly past noop conversions.
18390 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
18391 VALUE is a valid constant-valued expression for use in a static
18392 bit-field initializer.
18393 (output_constructor): Rework to use helpers. Accept and honor an
18394 OUTER state argument for recursive calls. Return total size. Be
18395 prepared for nested constructors initializing bitfields.
18396 (output_constant): Feed OUTER in calls to output_constructor.
18398 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18400 * calls.c (emit_library_call_value_1): Don't force_operand for move
18403 2009-06-01 Nick Clifton <nickc@redhat.com>
18405 * doc/invoke.texi (IA-64 Options): Fix typo.
18407 2009-06-01 Ira Rosen <irar@il.ibm.com>
18409 PR tree-optimization/39129
18410 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
18412 (vect_do_peeling_for_loop_bound): Use
18413 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18414 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18415 (vect_loop_versioning): Likewise.
18416 (vect_create_cond_for_alias_checks): Fix indentation.
18417 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
18419 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
18420 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
18421 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18422 "control flow in loop".
18423 (vect_estimate_min_profitable_iters): Use
18424 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18425 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18426 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18427 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18428 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18429 statement belongs to a group of strided accesses with the exact code
18431 (vectorizable_load): Likewise.
18432 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18433 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18435 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18437 * config/freebsd-stdint.h: New file.
18438 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18439 Add freebsd-stdint.h to tm_file.
18441 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18443 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18444 (thumb2_extendhidi2): Likewise.
18446 2009-05-31 Ian Lance Taylor <iant@google.com>
18448 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18450 2009-05-31 Ian Lance Taylor <iant@google.com>
18452 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18453 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18454 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18456 2009-05-31 Jason Merrill <jason@redhat.com>
18458 * tree-pretty-print.c (print_call_name): Take the callee, not the
18459 call itself. Make non-static. Use dump_function_name for functions.
18460 (dump_generic_node): Adjust.
18461 * diagnostic.h: Declare print_call_name.
18462 * gimple-pretty-print.c (dump_gimple_call): Use it.
18464 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18466 * config/sh/sh.md (ashldi3_std): New define_expand.
18469 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18472 * config/sh/sh.c: Include debug.h.
18473 (sh_expand_epilogue): Emit a blockage insn before the frame
18474 pointer adjustment also when dwarf2out_do_frame returns true.
18476 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18478 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18479 (thumb2_extendqidi2): New pattern.
18481 2009-05-31 Ira Rosen <irar@il.ibm.com>
18483 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18484 mark phis for renaming.
18485 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18486 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18487 Call mark_sym_for_renaming.
18488 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18489 * tree-vect-loop.c (vect_transform_loop): Remove
18490 vect_memsyms_to_rename initialization and a call to
18491 mark_set_for_renaming.
18493 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18495 PR middle-end/40304
18496 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18497 frame related even if !set_cfa && style < 0.
18499 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18501 * config/i386/mingw-tls.c: New file.
18502 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18503 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18504 defining _WIN32 but not __CYGWIN__.
18506 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18508 * configure.ac: Add MPC support.
18510 * config.in, configure: Regenerate.
18512 2009-05-29 Richard Henderson <rth@redhat.com>
18514 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18515 NOTE_INSN_BASIC_BLOCK.
18516 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18517 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18518 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18520 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18522 (add_cfi): Disable check redefining cfa away from drap.
18523 (lookup_cfa_1): Add remember argument; handle remember/restore.
18524 (lookup_cfa): Pass remember argument.
18525 (cfa_remember): New.
18526 (compute_barrier_args_size_1): Remove sibcall check.
18527 (dwarf2out_frame_debug_def_cfa): New.
18528 (dwarf2out_frame_debug_adjust_cfa): New.
18529 (dwarf2out_frame_debug_cfa_offset): New.
18530 (dwarf2out_frame_debug_cfa_register): New.
18531 (dwarf2out_frame_debug_cfa_restore): New.
18532 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18533 (dwarf2out_begin_epilogue): New.
18534 (dwarf2out_frame_debug_restore_state): New.
18535 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18536 DW_CFA_restore_state.
18537 (output_cfi_directive): Likewise.
18538 (convert_cfa_to_fb_loc_list): Likewise.
18539 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18540 * dwarf2out.h: Update.
18541 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18542 (copy_insn_1): Early out for null.
18543 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18544 and dwarf2out_frame_debug_restore_state.
18545 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18546 (prologue_insn_hash, epilogue_insn_hash): New.
18547 (free_after_compilation): Adjust freeing accordingly.
18548 (record_insns): Create hash table if needed; push insns into
18549 hash instead of array.
18550 (maybe_copy_epilogue_insn): New.
18551 (contains): Search hash table instead of array.
18552 (sibcall_epilogue_contains): Remove.
18553 (thread_prologue_and_epilogue_insns): Split eh_return insns
18554 and mark them as epilogues.
18555 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18556 scanning in terms of basic blocks.
18557 * insn-notes.def (CFA_RESTORE_STATE): New.
18558 * jump.c (returnjump_p_1): Accept EH_RETURN.
18559 (eh_returnjump_p_1, eh_returnjump_p): New.
18560 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18561 CFA_REGISTER, CFA_RESTORE): New.
18562 * rtl.def (EH_RETURN): New.
18563 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18565 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18566 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18568 * config/i386/i386.c (gen_push): Update cfa state.
18569 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18570 add a CFA_ADJUST_CFA note.
18571 (ix86_dwarf_handle_frame_unspec): Remove.
18572 (ix86_expand_prologue): Update cfa state.
18573 (ix86_emit_restore_reg_using_pop): New.
18574 (ix86_emit_restore_regs_using_pop): New.
18575 (ix86_emit_leave): New.
18576 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18577 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18578 * config/i386/i386.h (struct machine_cfa_state): New.
18579 (ix86_cfa_state): New.
18580 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18581 (eh_return_internal): Merge from eh_return_<mode>,
18582 use eh_return rtx, split w/ epilogue.
18584 2009-05-29 Ian Lance Taylor <iant@google.com>
18586 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18588 * calls.c (emit_library_call_value_1): Likewise.
18590 * c-typeck.c (c_build_va_arg): New function.
18591 * c-tree.h (c_build_va_arg): Declare.
18592 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18593 instead of build_va_arg.
18595 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18597 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18598 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18599 (ptr_difference_cost): Use affine combinations to compute it.
18600 (difference_cost): Likewise.
18601 (get_computation_cost_at): Compute more accurate cost for addresses
18602 if the ratio is a multiplier allowed in addresses.
18603 For non-addresses, consider that an additional offset or symbol is
18606 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18608 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18609 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18611 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18612 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18613 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18615 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18616 to 1 for TYPE_SSE{IADD1,CVT1}.
18617 (prefix_vex_imm8): Removed.
18618 (length_vex): Only pass 1 as second argument to
18619 ix86_attr_length_vex_default if prefix_extra is 0.
18620 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18621 (length): For prefix vex computation use length_immediate
18622 attribute instead of prefix_vex_imm8.
18623 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18624 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18625 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18626 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18627 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18628 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18629 a space in between the operands.
18630 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18631 if one operand is 0xff and the other one si, di, bp or sp.
18632 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18633 other one si, di, bp or sp.
18634 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18635 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18636 type and mode attributes.
18637 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18638 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18639 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18640 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18641 prefix_data16 attribute iff MODE_DF.
18642 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18643 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18644 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18645 constm128_operand in length_immediate computation.
18646 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18647 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18648 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18649 length_immediate attribute to 1.
18650 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18651 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18652 for certain alternatives.
18653 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18654 prefix_data16 attribute if MODE_V1DF.
18655 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18656 length_immediate to 1.
18657 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18658 length_address to 4, set mode attribute to MODE_DI.
18659 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18660 (fxam<mode>2_i387): Set length attribute to 4.
18661 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18662 *prefetch_3dnow_rex): Override length_address attribute.
18663 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18665 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18666 (constm128_operand): Removed.
18667 * config/i386/i386.c (memory_address_length): For
18668 disp && !index && !base in 64-bit mode account for SIB byte if
18669 print_operand_address can't optimize disp32 into disp32(%rip)
18670 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18671 for fs: or gs: segment.
18672 (ix86_attr_length_immediate_default): When checking if shortform
18673 is possible, truncate immediate to the length of the non-shortened
18675 (ix86_attr_length_address_default): Ignore MEM_P operands
18677 (ix86_attr_length_vex_default): Only check for DImode on
18678 GENERAL_REG_P operands.
18679 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18680 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18681 (sse_cvttps2pi): Clear prefix_rep attribute.
18682 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18684 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18685 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18686 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18687 iff operand 2 is const_int_operand.
18688 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18689 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18690 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18692 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18694 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18695 prefix_data16 attribute for movlpd and movhpd instructions.
18696 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18697 length_immediate for shufpd instruction.
18698 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18699 (avx_cmpp<avxmodesuffixf2c><mode>3,
18700 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18701 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18702 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18703 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18704 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18705 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18706 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18707 prefix_data16 attribute for the first alternative to 1.
18708 (*avx_loadlps): Override length_immediate for the first alternative.
18709 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18710 attributes for second alternative.
18711 (*vec_concatv2sf_sse4_1): Override length_immediate and
18712 prefix_data16 attributes for second alternative.
18713 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18714 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18715 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18716 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18717 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18718 prefix_data16 and length_immediate to 1.
18719 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18721 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18722 prefix_extra attribute for variants that don't have 0f prefix alone.
18723 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18724 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18725 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18726 *sse4_1_pextrd): Set length_immediate to 1.
18727 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18728 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18730 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18731 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18732 length_immediate to 1 for second alternative.
18733 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18734 prefix_extra and length_immediate attributes for the first
18736 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18738 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18739 to 1 for the first and third alternative.
18740 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18742 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18744 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18746 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18747 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18748 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18749 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18750 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18751 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18752 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18753 ssse3_psign<mode>3): Override prefix_rex attribute.
18754 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18755 (ssse3_palignrti): Override length_immediate to 1.
18756 (ssse3_palignrdi): Override length_immediate to 1, override
18757 prefix_rex attribute.
18758 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18759 (sse4a_extrqi): Override length_immediate to 2.
18760 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18761 (sse4a_insertq): Override prefix_data16 to 0.
18762 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18763 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18764 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18765 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18766 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18767 and length_immediate to 1.
18768 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18769 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18770 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18771 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18772 and length_immediate to 1.
18773 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18774 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18775 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18776 avx_ptest256): Override prefix_extra to 1.
18777 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18778 Override prefix_data16 and length_immediate to 1.
18779 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18780 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18781 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18782 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18783 prefix_data16 to 0 and prefix_extra to 2.
18784 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18785 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18787 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18788 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18789 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18790 and prefix_extra to 2.
18791 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18792 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18793 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18794 avx_vpermilvar<mode>3,
18795 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18796 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18797 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18798 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18799 Override prefix_extra to 1.
18800 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18801 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18802 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18803 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18804 prefix_extra and length_immediate to 1.
18805 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18807 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18808 to 1 for the first alternative.
18809 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18810 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18812 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18813 *movv2sf_internal_avx, *movv2sf_internal): Override
18814 prefix_rep attribute for certain alternatives.
18815 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18816 attributes for certain alternatives.
18817 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18818 attributes for certain alternatives.
18819 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18820 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18821 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18822 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18823 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18824 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18825 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18826 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18827 length_immediate to 1 if operand 2 is const_int_operand.
18828 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18829 *vec_extractv2si_1): Set length_immediate attribute to 1.
18830 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18831 using old 3DNOW insn rather than SSE/3DNOW_A.
18832 (mmx_emms, mmx_femms): Clear modrm attribute.
18834 2009-05-29 Martin Jambor <mjambor@suse.cz>
18836 * tree-sra.c: New implementation of SRA.
18838 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18839 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18840 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18841 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18842 (SRA_MAX_STRUCTURE_COUNT): Removed.
18843 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18844 * doc/invoke.texi (sra-max-structure-size): Removed.
18845 (sra-field-structure-ratio): Removed.
18847 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18849 PR middle-end/40291
18850 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18853 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18855 PR rtl-optimization/40101
18856 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18857 seqno. Adjust comment.
18858 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18859 inserting bookkeeping before a jump, the jump is not scheduled.
18860 When no positive seqno found, provide a value. Add comment.
18862 2009-05-29 Richard Guenther <rguenther@suse.de>
18864 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18865 short-cutting on the first component.
18867 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18869 PR middle-end/39958
18870 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18871 for trees other than decls/types.
18873 2009-05-29 Richard Guenther <rguenther@suse.de>
18875 * tree-ssa-operands.c (get_expr_operands): Do not handle
18876 INDIRECT_REFs in the handled-component case. Remove
18877 unused get_ref_base_and_extent case.
18878 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18879 tree_low_cst and host_integerp where possible.
18880 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18881 codes for equivalence.
18882 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18884 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18886 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18887 to tmake_file for i[34567]86-*-cygwin*.
18889 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18892 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18893 (altivec_categorize_keyword, init_vector_keywords,
18894 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18897 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18899 * tree.c (handle_dll_attribute): Check if node is
18900 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18902 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18904 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18906 (thumb2_zero_extendqidi2): Likewise.
18908 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18910 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18911 instead of gen_movrt.
18912 * config/sh/sh.md (movrt): Remove.
18914 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18916 * doc/invoke.texi (IA-64 Options):
18917 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18918 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18919 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18920 -msched-prefer-non-control-spec-insns,
18921 -msched-stop-bits-after-every-cycle,
18922 -msched-count-spec-in-critical-path,
18923 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18924 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18925 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18926 and -msched-spec-verbose.
18928 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18930 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18931 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18933 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18935 2009-05-28 Richard Guenther <rguenther@suse.de>
18937 * tree-ssa-alias.c (ao_ref_init): New function.
18938 (ao_ref_base): Likewise.
18939 (ao_ref_base_alias_set): Likewise.
18940 (ao_ref_alias_set): Likewise.
18941 (refs_may_alias_p_1): Change signature.
18942 (refs_may_alias_p): Adjust.
18943 (refs_anti_dependent_p): Likewise.
18944 (refs_output_dependent_p): Likewise.
18945 (call_may_clobber_ref_p_1): Change signature.
18946 (call_may_clobber_ref_p): Adjust.
18947 (stmt_may_clobber_ref_p_1): New function split out from ...
18948 (stmt_may_clobber_ref_p): ... here.
18949 (maybe_skip_until): Adjust signature.
18950 (get_continuation_for_phi): Likewise.
18951 (walk_non_aliased_vuses): Likewise.
18952 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18953 (ao_ref_init): Declare.
18954 (ao_ref_base): Likewise.
18955 (ao_ref_alias_set): Likewise.
18956 (stmt_may_clobber_ref_p_1): Likewise.
18957 (walk_non_aliased_vuses): Adjust.
18958 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18959 (get_ref_from_reference_ops): remove.
18960 (vn_reference_lookup_2): Adjust signature.
18961 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18962 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18963 (vn_reference_lookup): Adjust.
18964 (vn_reference_insert): Likewise.
18965 (vn_reference_insert_pieces): Adjust signature.
18966 (visit_reference_op_call): Adjust.
18967 * tree-ssa-pre.c (get_expr_type): Simplify.
18968 (phi_translate_1): Adjust.
18969 (compute_avail): Likewise.
18970 (translate_vuse_through_block): Do not re-build trees.
18971 (value_dies_in_block_x): Likewise.
18972 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18974 (vn_reference_lookup_pieces): Adjust declaration.
18975 (vn_reference_insert_pieces): Likewise.
18977 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18979 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18980 with checking disabled.
18982 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18986 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18987 macro definition for support of three-operand format aligned
18988 .comm directive in assembler on cygwin/pe/mingw target OS.
18989 * configure: Regenerate.
18990 * config.h: Regenerate.
18992 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18993 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18994 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18996 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18997 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18999 2009-05-28 Ira Rosen <irar@il.ibm.com>
19001 PR tree-optimization/40254
19002 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
19003 in analysis of basic blocks.
19005 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
19007 PR middle-end/33699
19008 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
19009 * target-def.h (TARGET_CONST_ANCHOR): New macro.
19010 (TARGET_INITIALIZER): Use it.
19011 * cse.c (CHEAPER): Move it up to the other macros.
19012 (insert): Rename this ...
19013 (insert_with_costs): ... to this. Add cost parameters. Update
19015 (insert): New function. Call insert_with_costs.
19016 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
19017 find_reg_offset_for_const, try_const_anchors): New functions.
19018 (cse_insn): Call try_const_anchors. Adjust cost of src_related
19019 when using a const-anchor. Call insert_const_anchors.
19020 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
19021 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
19023 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19025 * tree-inline.c (remap_decls): Enable nonlocalized variables
19026 when not optimizing.
19028 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19030 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
19031 Simplify other tests involving optimize.
19033 2009-05-27 Tom Tromey <tromey@redhat.com>
19035 * unwind-dw2.c (_Unwind_DebugHook): New function.
19036 (uw_install_context): Call _Unwind_DebugHook.
19038 2009-05-27 Tom Tromey <tromey@redhat.com>
19040 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
19042 2009-05-27 Ian Lance Taylor <iant@google.com>
19044 * Makefile.in (LINKER, LINKER_FLAGS): Define.
19045 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
19046 (ALL_LINKERFLAGS): Define.
19047 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
19048 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19049 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
19050 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19051 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
19052 $(LINKER_FOR_BUILD).
19053 (build/gcov-iov$(build_exeext)): Likewise.
19055 2009-05-27 Julian Brown <julian@codesourcery.com>
19057 * gcse.c (target.h): Include.
19058 (can_assign_to_reg_without_clobbers_p): Check that the target allows
19059 copy of argument to a pseudo register.
19061 2009-05-27 Diego Novillo <dnovillo@google.com>
19063 * tree-ssa-live.c (dump_scope_block): Document arguments.
19064 (dump_scope_blocks): Document.
19065 (debug_scope_blocks): New.
19066 * tree-flow.h (debug_scope_blocks): Declare.
19068 2009-05-21 Denis Chertykov <denisc@overta.ru>
19070 * doc/contrib.texi (Contributors): Add myself to the list.
19072 2009-05-27 Olivier Hainque <hainque@adacore.com>
19074 * expr.c (target_align): New function. Alignment the TARGET of an
19075 assignment may be assume to have.
19076 (highest_pow2_factor_for_target): Use it instead of relying on
19077 immediate tree attributes of TARGET, not necessarily honored when
19078 intermediate bitfields are involved.
19080 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
19083 * config/i386/driver-i386.c (host_detect_local_cpu): Support
19084 AVX, SSE4, AES, PCLMUL and POPCNT.
19086 2009-05-27 Diego Novillo <dnovillo@google.com>
19088 * tree-pretty-print.c (dump_location): New.
19089 (dump_generic_node): Call it.
19090 Factor code to handle BLOCK nodes ...
19091 (dump_block_node): ... here.
19093 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
19095 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
19097 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
19099 * gcc-plugin.h: Include config.h and system.h.
19100 (IN_GCC): Define if not defined.
19102 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
19104 PR middle-end/40249
19105 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
19108 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
19110 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
19112 * config/m32r/m32r.h: Ditto.
19113 * config/m32r/m32r.md: Ditto.
19114 * config/m32r/predicates.md: Ditto.
19116 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
19118 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
19120 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
19123 (Loading plugins): typo.
19124 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
19125 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19126 (Interacting with the GCC Garbage Collector): Added new section.
19127 (Giving information about a plugin): Added new section for
19129 * ggc.h (ggc_register_root_tab): Added declaration.
19130 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
19131 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
19132 (register_callback): Improved comment in declaration.
19133 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
19134 (extra_root_vec) Added static variable for dynamic roots registration.
19135 (ggc_register_root_tab) Added new routine.
19136 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
19137 PLUGIN_GGC_MARKING event.
19138 * ggc-zone.c: Include plugin.h.
19139 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19140 * ggc-page.c: Include plugin.h.
19141 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19142 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
19143 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
19144 (register_callback): check lack of callbacks for
19145 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
19146 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
19147 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
19148 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19149 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
19150 dependency on plugin.h.
19151 (plugin.o): Added dependency on ggc.h...
19153 2009-05-26 Richard Guenther <rguenther@suse.de>
19155 PR middle-end/40248
19157 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19158 with mismatched comparison modes.
19160 * expr.c (expand_expr_real_1): Expand the operand of a
19161 VIEW_CONVERT_EXPR in its natural mode.
19163 2009-05-26 Ian Lance Taylor <iant@google.com>
19165 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
19166 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
19167 (ALL_COMPILERFLAGS): Define.
19168 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
19169 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19170 (collect2$(exeext), collect2.o): Likewise.
19171 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
19172 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
19173 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
19174 (libbackend.o, intl.o, cppdefault.o): Likewise.
19175 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19176 (build/%.o): Use $(COMPILER_FOR_BUILD).
19177 (build/gen%$(build_exeext)): Likewise.
19178 (build/gcov-iov$(build_exeext)): LIkewise.
19179 * config/t-darwin (darwin.o): Use $(COMPILER).
19180 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
19181 * config/t-sol2 (sol2-c.o): Likewise.
19182 (sol2.o): Likewise.
19183 * config/t-vxworks (vxworks.o): Likewise.
19184 * config/x-darwin (host-darwin.o): Likewise.
19185 * config/x-hpux (host-hpux.o): Likewise.
19186 * config/x-linux (host-linux.o): Likewise.
19187 * config/x-solaris (host-solaris.o): Likewise.
19188 * config/alpha/x-alpha (driver-alpha.o): Likewise.
19189 * config/arm/t-arm (arm-c.o): Likewise.
19190 * config/arm/t-pe (pe.o): Likewise.
19191 * config/arm/t-wince-pe (pe.o): Likewise.
19192 * config/i386/t-cygming (winnt.o): Likewise.
19193 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
19194 * config/i386/t-cygwin (cygwin1.o): Likewise.
19195 (cygwin2.o): Likewise.
19196 * config/i386/t-i386 (i386-c.o): Likewise.
19197 * config/i386/t-interix (winnt.o): Likewise.
19198 * config/i386/t-netware (netware.o): Likewise.
19199 * config/i386/t-nwld (nwld.o): Likewise.
19200 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
19201 * config/i386/x-i386 (driver-i386.o): Likewise.
19202 * config/i386/x-cygwin (host-cygwin.o): Likewise.
19203 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
19204 * config/ia64/t-ia64 (ia64-c.o): Likewise.
19205 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
19206 * config/mips/x-native (driver-native.o): Likewise.
19207 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
19208 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
19209 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
19210 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
19211 * config/score/t-score-elf (score7.o): Likewise.
19212 (score3.o): Likewise.
19213 * config/sh/t-sh (sh-c.o): Likewise.
19214 * config/sh/t-symbian (sh-c.o): Likewise.
19215 (symbian.o): Likewise.
19216 * config/spu/t-spu-elf (spu-c.o): Likewise.
19217 * config/v850/t-v850 (v850-c.o): Likewise.
19218 * config/v850/t-v850e (v850-c.o): Likewise.
19220 2009-05-26 Richard Guenther <rguenther@suse.de>
19222 PR tree-optimization/40122
19223 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
19224 VECTOR_CSTs if possible.
19225 (fold_gimple_assign): Likewise.
19227 2009-05-26 Richard Guenther <rguenther@suse.de>
19229 PR middle-end/40252
19230 * fold-const.c (fold_binary): Use the correct types for building
19233 2009-05-26 Richard Guenther <rguenther@suse.de>
19235 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
19236 redundant calls to merge_alias_info.
19237 (bump_vector_ptr): Likewise.
19238 * tree-ssa-copy.c (merge_alias_info): Remove.
19239 (replace_exp_1): Remove call to merge_alias_info.
19240 (propagate_tree_value): Likewise.
19241 (fini_copy_prop): Propagate points-to info.
19242 * tree-flow.h (merge_alias_info): Remove.
19244 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19246 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
19248 2009-05-25 Jan Hubicka <jh@suse.cz>
19250 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19251 * cgraph.h (struct inline_summary): New filed self_wize,
19252 size_inlining_benefit, self_time and time_inlining_benefit.
19253 (struct cgraph_global_info): Replace insns by time ans size fields.
19254 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19255 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19256 (ipcp_update_callgraph): Do not touch function bodies.
19257 * ipa-inline.c: Include except.h
19258 (MAX_TIME): New constant.
19259 (overall_insns): Remove.
19260 (leaf_node_p): New.
19261 (overall_size, max_benefit): New static variables.
19262 (cgraph_estimate_time_after_inlining): New function.
19263 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19264 (cgraph_clone_inlined_nodes): Update size.
19265 (cgraph_mark_inline_edge): Update size.
19266 (cgraph_estimate_growth): Use size info.
19267 (cgraph_check_inline_limits): Check size.
19268 (cgraph_default_inline_p): Likewise.
19269 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19270 (cgraph_decide_recursive_inlining): Check size.
19271 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19273 (cgraph_decide_inlining): Likewise.
19274 (cgraph_decide_inlining_incrementally): Likewise; honor
19275 PARAM_EARLY_INLINING_INSNS.
19276 (likely_eliminated_by_inlining_p): New predicate.
19277 (estimate_function_body_sizes): New function.
19278 (compute_inline_parameters): Use it.
19279 * except.c (must_not_throw_labels): New function.
19280 * except.h (must_not_throw_labels): Declare.
19281 * tree-inline.c (init_inline_once): Kill inlining_weigths
19282 * tree-ssa-structalias.c: Avoid uninitialized warning.
19283 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19284 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19285 (PARAM_INLINE_CALL_COST): Remove.
19286 (PARAM_EARLY_INLINING_INSNS): New.
19288 2009-05-25 Richard Guenther <rguenther@suse.de>
19290 PR tree-optimization/36327
19291 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
19292 callback for reference translation or lookup at the point of may-defs.
19293 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
19294 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
19295 for union COMPONENT_REFs.
19296 (vn_reference_lookup_3): New callback. Lookup from memset
19297 and CONSTRUCTOR assignment, translate through struct copies.
19298 (vn_reference_lookup_pieces): Make sure to not free the
19299 passed operands array. Adjust walk_non_aliased_vuses call.
19300 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
19301 make sure we do not leak memory.
19303 2009-05-25 Richard Guenther <rguenther@suse.de>
19305 * tree-ssa-alias.h (dump_points_to_solution): Declare.
19306 * tree-inline.c (expand_call_inline): Reset the escaped and
19307 callused solutions.
19308 * tree-ssa-structalias.c (pass_build_ealias): New.
19309 * tree-pass.h (pass_build_ealias): Declare.
19310 * passes.c (init_optimization_passes): Add PTA during
19311 early optimizations.
19312 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
19313 and CALLUSED solutions.
19314 (dump_points_to_solution): New function, split out from ...
19315 (dump_points_to_info_for): ... here.
19316 * tree-parloops.c (parallelize_loops): Reset the escaped and
19317 callused solutions.
19319 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19322 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
19323 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
19325 2009-05-25 Ira Rosen <irar@il.ibm.com>
19327 PR tree-optimization/40238
19328 * tree-vect-stmts.c (vect_init_vector): Insert initialization
19329 statements after basic block's labels.
19330 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
19331 to free the allocated memory.
19333 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
19335 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
19336 return address with a USE.
19338 2009-05-24 Richard Guenther <rguenther@suse.de>
19340 PR middle-end/40233
19341 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
19342 array type from the main variant of the inner type.
19344 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19346 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
19347 definition to bool (from int) to un-break build.
19348 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
19350 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
19352 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
19353 discard_stmt_changes): Delete.
19354 * tree-ssa-operands.c (scb_stack): Delete.
19355 (init_ssa_operands): Do not initialize it.
19356 (fini_ssa_operands): Do not free it.
19357 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
19359 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
19360 update_stmt, remove the others. Fix comments.
19361 * tree-dfa.c (optimize_stack_restore): Likewise.
19362 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
19363 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
19364 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19365 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
19367 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19368 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
19369 (dom_opt_finalize_block): Likewise, adjusting access to
19371 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
19372 (stmts_to_rescan): Change item type to gimple.
19373 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
19375 2009-05-24 Ira Rosen <irar@il.ibm.com>
19377 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
19378 * tree-pass.h (pass_slp_vectorize): New pass.
19379 * params.h (SLP_MAX_INSNS_IN_BB): Define.
19380 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
19381 * tree-vectorizer.c (timevar.h): Include.
19382 (user_vect_verbosity_level): Declare.
19383 (vect_location): Fix comment.
19384 (vect_set_verbosity_level): Update user_vect_verbosity_level
19385 instead of vect_verbosity_level.
19386 (vect_set_dump_settings): Add an argument. Ignore user defined
19387 verbosity if dump flags require higher level of verbosity. Print to
19388 stderr only for loop vectorization.
19389 (vectorize_loops): Update call to vect_set_dump_settings.
19390 (execute_vect_slp): New function.
19391 (gate_vect_slp): Likewise.
19392 (struct gimple_opt_pass pass_slp_vectorize): New.
19393 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
19394 access its members.
19395 (vec_info_for_bb): New function.
19396 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
19397 (VECTORIZATION_ENABLED): New macro.
19398 (SLP_ENABLED, SLP_DISABLED): Likewise.
19399 (vect_is_simple_use): Add bb_vec_info argument.
19400 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
19401 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
19402 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
19403 vect_schedule_slp, vect_analyze_slp): Likewise.
19404 (vect_analyze_stmt): Add slp_tree argument.
19405 (find_bb_location): Declare.
19406 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19407 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
19408 (vect_analyze_loop_operations, vect_analyze_loop,
19409 get_initial_def_for_induction, vect_create_epilog_for_reduction,
19410 vect_finalize_reduction, vectorizable_reduction,
19411 vectorizable_live_operation, vect_transform_loop): Likewise.
19412 * tree-data-ref.c (dr_analyze_innermost): Update comment,
19413 skip evolution analysis if analyzing a basic block.
19414 (dr_analyze_indices): Likewise.
19415 (initialize_data_dependence_relation): Skip the test whether the
19416 object is invariant for basic blocks.
19417 (compute_all_dependences): Skip dependence analysis for data
19418 references in basic blocks.
19419 (find_data_references_in_stmt): Don't fail in case of invariant
19420 access in basic block.
19421 (find_data_references_in_bb): New function.
19422 (find_data_references_in_loop): Move code to
19423 find_data_references_in_bb and add a call to it.
19424 (compute_data_dependences_for_bb): New function.
19425 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19426 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19428 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19429 unknown dependence in basic block and fail in case of dependence in
19431 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19432 dependence instances from either loop or basic block vectorization
19434 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19435 before calling nested_in_vect_loop_p.
19436 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19437 dependence instances from either loop or basic block vectorization
19439 (vect_verify_datarefs_alignment): Likewise.
19440 (vect_enhance_data_refs_alignment): Adjust function calls.
19441 (vect_analyze_data_refs_alignment): Likewise.
19442 (vect_analyze_group_access): Fix printing. Skip different checks if
19443 DR_STEP is 0. Keep strided stores either in loop or basic block
19444 vectorization data structure. Fix indentation.
19445 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19447 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19448 dependence instances from either loop or basic block vectorization
19450 (vect_analyze_data_refs): Update comment. Call
19451 compute_data_dependences_for_bb to analyze basic blocks.
19452 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19453 case of loop vectorization. In case of basic block vectorization use
19454 data-ref itself as a base.
19455 (vect_create_data_ref_ptr): In case of basic block vectorization:
19456 don't advance the pointer, add new statements before the current
19457 statement. Adjust function calls.
19458 (vect_supportable_dr_alignment): Support only aligned accesses in
19459 basic block vectorization.
19460 * common.opt (ftree-slp-vectorize): New flag.
19461 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19462 (vect_pattern_recog_1): Likewise.
19463 * tree-vect-stmts.c (process_use): Likewise.
19464 (vect_init_vector): Add new statements in the beginning of the basic
19465 block in case of basic block SLP.
19466 (vect_get_vec_def_for_operand): Adjust function calls.
19467 (vect_finish_stmt_generation): Likewise.
19468 (vectorizable_call): Add assert that it is loop vectorization, adjust
19470 (vectorizable_conversion, vectorizable_assignment): Likewise.
19471 (vectorizable_operation): In case of basic block SLP, take
19472 vectorization factor from statement's type and skip the relevance
19473 check. Adjust function calls.
19474 (vectorizable_type_demotion): Add assert that it is loop
19475 vectorization, adjust function calls.
19476 (vectorizable_type_promotion): Likewise.
19477 (vectorizable_store): Check for outer loop only in case of loop
19478 vectorization. Adjust function calls. For basic blocks, skip the
19479 relevance check and don't advance pointers.
19480 (vectorizable_load): Likewise.
19481 (vectorizable_condition): Add assert that it is loop vectorization,
19482 adjust function calls.
19483 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19484 that it is not reduction, get vector type, call only supported
19485 functions, skip loop specific parts.
19486 (vect_transform_stmt): Check for outer loop only in case of loop
19488 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19489 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19490 for external definition.
19491 * passes.c (pass_slp_vectorize): New pass.
19492 * tree-vect-slp.c (find_bb_location): New function.
19493 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19494 check for patterns only in loops.
19495 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19496 case of multiple types in basic block SLP.
19497 (vect_mark_slp_stmts_relevant): New function.
19498 (vect_supported_load_permutation_p): Fix comment.
19499 (vect_analyze_slp_instance): Add argument. In case of basic block
19500 SLP, take vectorization factor from statement's type, check that
19501 unrolling factor is 1. Adjust function call. Save SLP instance in
19502 either loop or basic block vectorization structure. Return FALSE,
19504 (vect_analyze_slp): Add argument. Get strided stores groups from
19505 either loop or basic block vectorization structure. Return FALSE
19506 if basic block SLP failed.
19507 (new_bb_vec_info): New function.
19508 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19509 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19510 (vect_schedule_slp): Add argument. Get SLP instances from either
19511 loop or basic block vectorization structure. Set vectorization factor
19512 to be 1 for basic block SLP.
19513 (vect_slp_transform_bb): New function.
19514 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19516 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19518 * final.c (shorten_branches): Do not align labels for jump tables.
19519 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19521 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19523 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19524 Remove outdated reference to flow.c and fix nits.
19525 * doc/gccint.texi: Tweak RTL description.
19526 * doc/rtl.texi: Likewise.
19528 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19530 * config/avr/avr.c: Change my email address.
19531 * config/avr/avr.h: Likewise.
19532 * config/avr/avr.md: Likewise.
19533 * config/avr/avr-protos.h: Likewise.
19534 * config/avr/libgcc.S: Likewise.
19536 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19538 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19539 (spu_split_load, spu_split_store): Change return type to int.
19540 (spu_split_convert): Declare.
19541 * config/spu/predicates.md (spu_mem_operand): Remove.
19542 (spu_mov_operand): Update.
19543 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19544 * config/spu/spu.c (regno_aligned_for_load): Remove.
19545 (reg_aligned_for_addr, spu_expand_load): Define.
19546 (spu_expand_extv): Reimplement and handle MEM.
19547 (spu_expand_insv): Handle MEM.
19548 (spu_sched_reorder): Handle insn's with length 0.
19549 (spu_legitimate_address_p): Reimplement.
19550 (store_with_one_insn_p): Return TRUE for any mode with size
19551 larger than 16 bytes.
19552 (address_needs_split): Define.
19553 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19555 (spu_convert_move): Define.
19556 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19557 (spu_split_store): Change all MEM's to TImode.
19558 (spu_init_expanders): Preallocate registers that correspond to
19559 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19561 (spu_split_convert): Define.
19562 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19563 (_move<mode>, _movdi, _movti): Update predicate and condition.
19564 (load, store): Change to define_split.
19565 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19567 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19568 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19569 define_insn_and_split of lshr<mode>3.
19570 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19571 (<v>ashr<mode>3_imm): Define.
19572 (extv, extzv, insv): Allow MEM operands.
19573 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19574 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19575 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19576 (_spu_convert2): Change to define_insn_and_split and remove the
19577 corresponding define_peephole2.
19578 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19579 Change predicates to memory_operand.
19581 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19583 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19585 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19587 PR tree-optimization/40219
19588 * tree.c (iterative_hash_expr): Make sure the builtin function is
19589 a normal builtin function and not a front end or back end builtin
19590 before indexing into the built_in_decls array.
19592 2009-05-22 Richard Guenther <rguenther@suse.de>
19594 PR middle-end/38964
19595 * alias.c (write_dependence_p): Do not use TBAA for answering
19596 anti-dependence or output-dependence.
19597 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19598 (emit_pointer_definition): Remove.
19599 (emit_alias_warning): Likewise.
19600 (find_what_var_points_to): Remove TBAA pruning code.
19601 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19603 (compute_points_to_sets): Remove code computing the set of
19604 dereferenced pointers.
19605 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19606 oracle for querying anti and output dependencies.
19607 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19608 if TBAA may be applied.
19609 (refs_anti_dependent_p): New function.
19610 (refs_output_dependent_p): Likewise.
19611 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19612 (refs_output_dependent_p): Likewise.
19613 * doc/tree-ssa.texi (Memory model): New section.
19614 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19615 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19616 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19617 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19618 * expr.c (expand_expr_real_1): Likewise.
19619 * gimple-low.c (lower_stmt): Likewise.
19620 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19621 (dump_gimple_cdt): Remove.
19622 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19623 (gimple_size): Likewise.
19624 (walk_gimple_op): Likewise.
19625 (is_gimple_stmt): Likewise.
19626 (walk_stmt_load_store_addr_ops): Likewise.
19627 (gimple_build_cdt): Remove.
19628 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19629 * gimple.h (gimple_cdt_new_type): Remove.
19630 (gimple_cdt_new_type_ptr): Likewise.
19631 (gimple_cdt_set_new_type): Likewise.
19632 (gimple_cdt_location): Likewise.
19633 (gimple_cdt_location_ptr): Likewise.
19634 (gimple_cdt_set_location): Likewise.
19635 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19636 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19637 GIMPLE_CHANGE_DYNAMIC_TYPE.
19638 (verify_types_in_gimple_stmt): Likewise.
19639 * tree-inline.c (estimate_num_insns): Likewise.
19640 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19641 (copy_decl_to_var): Likewise.
19642 (copy_result_decl_to_var): Likewise.
19643 * tree-pretty-print.c (dump_generic_node): Do not handle
19644 CHANGE_DYNAMIC_TYPE_EXPR.
19645 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19646 * tree-ssa-operands.c (get_expr_operands): Likewise.
19647 * tree-ssa-structalias.c (struct variable_info): Remove
19648 no_tbaa_pruning member.
19649 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19650 (unify_nodes): Do not copy it.
19651 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19652 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19653 (set_uids_in_ptset): Do not check it.
19654 (find_what_var_points_to): Likewise.
19655 (compute_tbaa_pruning): Remove.
19656 (compute_points_to_sets): Do not call it.
19657 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19658 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19659 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19660 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19661 (DECL_NO_TBAA_P): Likewise.
19662 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19663 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19664 (expand_omp_atomic_pipeline): Do not set it.
19665 * print-tree.c (print_node): Do not dump it.
19666 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19669 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19672 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19675 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19677 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19680 2009-05-22 Ben Elliston <bje@au.ibm.com>
19682 * Makefile.in (bversion.h, s-bversion): New targets.
19683 (TOPLEV_H): Add bversion.h.
19684 * toplev.h: Include "bversion.h".
19685 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19686 the __format__ attribute only if compiling with the same version
19687 of GCC as the sources (the "build version").
19689 2009-05-22 Ben Elliston <bje@au.ibm.com>
19691 * c-format.c (handle_format_attribute): Fix comment typo.
19693 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19696 * config/ia64/ia64.opt (mfused-madd): New.
19697 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19698 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19699 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19700 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19701 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19702 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19703 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19704 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19705 instruction if !TARGET_FUSED_MADD.
19706 (fpma, fpms): Remove colon from name.
19708 2009-05-22 Richard Guenther <rguenther@suse.de>
19710 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19711 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19712 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19714 (create_expression_by_pieces): Only convert if necessary.
19715 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19716 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19718 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19720 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19721 regular pattern from a template and rename it ...
19722 (*extzv_truncsi_exts): ... to this.
19724 2009-05-21 Richard Guenther <rguenther@suse.de>
19726 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19727 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19728 (cgraph_default_inline_p): Likewise.
19729 (cgraph_decide_inlining_incrementally): Likewise.
19731 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19732 Uros Bizjak <ubizjak@gmail.com>
19734 * config/i386/cpuid.h (bit_MOVBE): New.
19736 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19738 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19739 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19740 (ix86_handle_option): Handle OPT_mmovbe.
19741 (ix86_target_string): Add -mmovbe.
19742 (pta_flags): Add PTA_MOVBE.
19743 (processor_alias_table): Add PTA_MOVBE to "atom".
19744 (override_options): Handle PTA_MOVBE.
19746 * config/i386/i386.h (TARGET_MOVBE): New.
19748 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19749 (*bswapsi_movbe): New.
19750 (*bswapdi_movbe): Likewise.
19751 (bswapdi2): Renamed to ...
19752 (*bswapdi_1): This.
19753 (bswapdi2): New expander.
19755 * config/i386/i386.opt (mmovbe): New.
19757 * doc/invoke.texi: Document -mmovbe.
19759 2009-05-21 Taras Glek <tglek@mozilla.com>
19761 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19762 * gcc-plugin.h (plugin_init): Updated signature.
19763 * gcc-plugin.h (plugin_name_args): Moved to this header.
19764 * doc/plugins.texi (plugin_init): Updated documention to reflect
19766 * doc/plugins.texi (plugin_name_args): Added to documention.
19768 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19770 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19771 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19773 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19775 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19776 JUMP_TABLE_DATA_P predicates where applicable.
19777 * config/i386/predicates.md: Ditto.
19778 * config/i386/sse.md: Ditto.
19780 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19782 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19783 operand2 -128 override length_immediate attribute to 1.
19784 * config/i386/predicates.md (constm128_operand): New predicate.
19786 * config/i386/i386.c (memory_address_length): Handle %r12
19787 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19789 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19790 mode look through optional ZERO_EXTEND and SUBREG.
19791 * config/i386/i386.md (R12_REG): New define_constant.
19792 (prefix_data16): For sse unit set also for MODE_TI insns.
19793 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19794 insns set if operand 1 is ext_QIreg_operand.
19795 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19796 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19798 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19799 mode from MODE_DI to MODE_SI.
19800 (movdi_1_rex64): Override modrm and length_immediate attributes
19801 only for movabs (TYPE_IMOV, alternative 2).
19802 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19803 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19804 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19805 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19806 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19807 prefix_rex attribute if DImode.
19808 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19809 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19810 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19811 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19812 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19813 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19814 Likewise. For TYPE_IMOV clear length_immediate attribute.
19815 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19816 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19817 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19818 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19819 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19820 or one operand TYPE_ISHIFT.
19821 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19822 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19823 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19824 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19825 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19826 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19827 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19828 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19829 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19830 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19831 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19832 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19833 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19834 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19835 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19836 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19837 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19838 set mode attribute, don't override length attribute.
19839 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19841 (return_internal_long): Set length attribute to 2 instead of 1.
19842 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19843 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19844 prefix_rex attribute.
19845 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19847 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19849 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19851 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19853 2009-05-20 Ian Lance Taylor <iant@google.com>
19855 * tree.c (build_tree_list_vec_stat): New function.
19856 (ctor_to_vec): New function.
19857 (build_nt_call_vec): New function.
19858 (build_call_array): Change args to be a const pointer.
19859 (build_call_vec): New function.
19860 * tree.h (build_nt_call_vec): Declare.
19861 (build_tree_list_vec_stat): Declare.
19862 (build_tree_list_vec): Define.
19863 (build_call_array): Update declaration.
19864 (build_call_vec): Declare.
19865 (ctor_to_vec): Declare.
19866 * c-common.c (tree_vector_cache): New static variable.
19867 (make_tree_vector): New function.
19868 (release_tree_vector): New function.
19869 (make_tree_vector_single): New function.
19870 (make_tree_vector_copy): New function.
19871 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19872 (make_tree_vector_single, make_tree_vector_copy): Declare.
19873 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19874 (c_parser_expr_list): Don't manage cache here, instead call
19876 (c_parser_release_expr_list): Remove static function.
19877 (c_parser_vec_to_tree_list): Remove static function.
19878 (c_parser_attributes): Call build_tree_list_vec instead of
19879 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19880 c_parser_release_expr_list.
19881 (c_parser_postfix_expression_after_primary): Likewise.
19882 (c_parser_objc_keywordexpr): Likewise.
19884 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19886 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19887 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19888 TARGET_CONVERT_TO_TYPE.
19889 * hooks.c (hook_tree_const_tree_null): Define.
19890 * hooks.h (hook_tree_const_tree_null): Declare.
19891 * target.h (struct gcc_target): Add invalid_parameter_type,
19892 invalid_return_type, promoted_type, and convert_to_type fields.
19893 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19894 (TARGET_INVALID_RETURN_TYPE): Define.
19895 (TARGET_PROMOTED_TYPE): Define.
19896 (TARGET_CONVERT_TO_TYPE): Define.
19897 (TARGET_INITIALIZER): Update for new fields.
19898 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19899 (grokparms): Check targetm.invalid_parameter_type.
19900 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19901 * c-convert.c (convert): Check targetm.convert_to_type.
19903 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19905 * config/mips/mips.md (*extenddi_truncate<mode>,
19906 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19908 (*extendhi_truncateqi): New define_insn_and_sptit.
19910 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19912 PR middle-end/40204
19913 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19914 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19916 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19918 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19919 the operand of VIEW_CONVERT_EXPR.
19921 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19923 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19924 extended family and model for Intel processors. Support Intel Atom.
19926 2009-05-20 Olivier Hainque <hainque@adacore.com>
19928 * gstab.h (stab_code_type): Define, to be used instead of the
19929 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19931 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19932 occurrences by stab_code_type.
19933 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19935 2009-05-20 Martin Jambor <mjambor@suse.cz>
19937 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19938 (sra_insert_before): Likewise.
19939 (sra_insert_after): Likewise.
19940 (sra_init_cache): Likewise.
19941 (sra_type_can_be_decomposed_p): Likewise.
19942 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19943 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19944 (sra_insert_before): Likewise.
19945 (sra_insert_after): Likewise.
19946 (sra_init_cache): Likewise.
19947 (insert_edge_copies_seq): Made static and moved upwards.
19949 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19952 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19954 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19955 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19958 2009-05-20 Richard Guenther <rguenther@suse.de>
19960 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19961 with mismatched comparison modes.
19963 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19965 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19966 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19967 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19968 with shifts for Thumb2.
19969 (orsi_notsi): New for orn.
19970 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19971 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19972 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19973 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19974 Don't invert remainder for IOR.
19976 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19978 PR tree-optimization/40087
19979 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19980 number_of_iterations_ne): Rename never_infinite argument.
19981 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19982 number_of_iterations_le): Handle pointer-type ivs when
19983 exit_must_be_taken is false.
19984 (number_of_iterations_cond): Do not always assume that
19985 exit_must_be_taken if the control variable is a pointer.
19987 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19989 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19990 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19992 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19994 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19995 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19997 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20000 * c.opt (Wlogical-op): Disabled by default.
20001 * c-opt (c_common_post_options): Do not enable Wlogical-op with
20003 * doc/invoke.texi (Wlogical-op): Likewise.
20005 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
20007 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
20009 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
20010 Propagate the type of the first operand.
20011 <ASSERT_EXPR>: Simplify.
20012 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
20013 Rewrite using the RHS code as discriminant.
20014 <NOP_EXPR>: Turn into CASE_CONVERT.
20015 <PLUS_EXPR>: Propagate the type of the first operand.
20017 2009-05-19 Steve Ellcey <sje@cup.hp.com>
20019 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
20020 (ia64_dconst_0_375): New.
20021 * config/ia64/ia64.c (ia64_override_options): Remove
20022 -minline-sqrt-min-latency warning.
20023 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
20024 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
20025 * config/ia64/ia64.md (*sqrt_approx): Remove.
20026 (sqrtsf2): Remove #if 0.
20027 (sqrtsf2_internal_thr): Rewrite and move to div.md.
20028 (sqrtdf): Remove assert.
20029 (sqrtdf2_internal_thr): Rewrite and move to div.md.
20030 (sqrtxf2): Remove #if 0.
20031 (sqrtxf2_internal_thr): Rewrite and move to div.md.
20032 * div.md (sqrt_approx_rf): New.
20033 (sqrtsf2_internal_thr): New implementation.
20034 (sqrtsf2_internal_lat): New.
20035 (sqrtdf2_internal_thr: New implementation.
20036 (sqrtxf2_internal): New implementation.
20038 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
20039 Hans-Peter Nilsson <hp@axis.com>
20041 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
20042 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
20043 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
20044 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
20045 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
20046 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
20047 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
20048 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
20049 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
20050 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
20051 * c-common.c: ...from here.
20053 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20055 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
20057 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20059 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
20061 2009-05-19 Ben Elliston <bje@au.ibm.com>
20063 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
20064 assignments with memcpy calls.
20065 (add_fdes): Likewise.
20066 (binary_search_unencoded_fdes): Likewise.
20067 (linear_search_fdes): Eliminate type puns.
20069 2009-05-19 Richard Guenther <rguenther@suse.de>
20071 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
20072 not falsely claim to have propagated into all uses.
20074 2009-05-19 Ben Elliston <bje@au.ibm.com>
20076 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
20079 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20081 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
20082 * config/sh/sh.c (sh_legitimate_address_p): Make static.
20083 (TARGET_LEGITIMATE_ADDRESS_P): New.
20084 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20085 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20087 2009-05-18 Dodji Seketeli <dodji@redhat.com>
20090 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
20091 child of the containing namespace's DIE.
20093 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
20095 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
20096 *zero_extendhi_truncqi): Move after the zero_extend patterns.
20097 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
20100 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
20103 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
20104 gen_align with gen_pad.
20105 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
20106 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
20108 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
20109 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
20111 * config/i386/i386.md (align): Renamed to ...
20112 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
20113 ASM_OUTPUT_MAX_SKIP_PAD.
20115 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
20117 * config.gcc: Fix variable syntax.
20120 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
20121 before calling exact_log2.
20122 (output_iorsi3): Likewise.
20123 (output_xorsi3): Likewise.
20125 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20127 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
20128 for the none zero constant operand except for EQ and NE
20129 comprisons even when the first operand is R0.
20131 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
20133 * config/s390/2064.md: Remove trailing whitespaces.
20134 * config/s390/2084.md: Likewise.
20135 * config/s390/constraints.md: Likewise.
20136 * config/s390/fixdfdi.h: Likewise.
20137 * config/s390/libgcc-glibc.ver: Likewise.
20138 * config/s390/s390-modes.def: Likewise.
20139 * config/s390/s390-protos.h: Likewise.
20140 * config/s390/s390.c: Likewise.
20141 * config/s390/s390.h: Likewise.
20142 * config/s390/s390.md: Likewise.
20143 * config/s390/tpf-unwind.h: Likewise.
20145 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20147 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
20149 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20152 * configure.ac (m68k-*-*): Check if binutils support TLS.
20153 * configure: Regenerate.
20154 * config/m68k/predicates.md (symbolic_operand): Extend comment.
20155 * config/m68k/constraints.md (Cu): New constraint.
20156 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
20157 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
20158 (movsi): Handle TLS symbols.
20159 (addsi3_5200): Handle XTLS symbols, indent.
20160 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
20161 (m68k_tls_reference_p): Declare.
20162 (m68k_legitimize_address): Declare.
20163 (m68k_unwrap_symbol): Declare.
20164 * config/m68k/m68k.opt (mxtls): New option.
20165 * config/m68k/m68k.c (ggc.h): Include.
20166 (m68k_output_dwarf_dtprel): Implement hook.
20167 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20168 (m68k_expand_prologue): Load GOT pointer when function needs it.
20169 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
20170 (m68k_legitimate_constant_address_p): Same.
20171 (m68k_decompose_address): Handle TLS references.
20172 (m68k_get_gp): New static function.
20173 (enum m68k_reloc): New contants.
20174 (TLS_RELOC_P): New macro.
20175 (m68k_wrap_symbol): New static function.
20176 (m68k_unwrap_symbol): New function.
20177 (m68k_final_prescan_insn_1): New static function.
20178 (m68k_final_prescan_insn): New function.
20179 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
20181 (legitimize_pic_address): Handle TLS references..
20182 (m68k_tls_get_addr, m68k_get_tls_get_addr)
20183 (m68k_libcall_value_in_a0_p)
20184 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
20185 (m68k_call_m68k_read_tp): Helper variables and functions for ...
20186 (m68k_legitimize_tls_address): Handle TLS references.
20187 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
20189 (m68k_legitimize_address): Handle TLS symbols.
20190 (m68k_get_reloc_decoration): New static function.
20191 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
20193 (m68k_output_dwarf_dtprel): Implement hook.
20194 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
20195 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
20196 m68k_call_* routines.
20197 (sched_attr_op_type): Handle TLS symbols.
20198 (gt-m68k.h): Include.
20199 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
20200 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
20202 2009-05-18 Martin Jambor <mjambor@suse.cz>
20204 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
20205 (visit_store_addr_for_mod_analysis): New function.
20206 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
20207 (determine_cst_member_ptr): Use gimple_assign_single_p.
20208 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
20209 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
20210 operands. Don't check number of operands of a NOP_EXPR.
20212 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
20214 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
20216 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
20219 * c-common.c (warn_logical_operator): Don't warn if one of
20220 expression isn't always true or false.
20222 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
20224 * config/i386/biarch32.h: New file.
20225 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
20227 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
20229 * config/mips/mips.md (*zero_extend<mode>_trunchi,
20230 *zero_extend<mode>_truncqi): Merge these into ...
20231 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
20232 Name the pattern following this as *zero_extendhi_truncqi.
20234 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
20236 PR middle-end/39301
20237 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
20238 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
20239 (output_info): Make field HOST_WIDEST_INT.
20240 (print_statistics): Use HOST_WIDEST_INT_PRINT.
20241 (dump_bitmat_statistics): Same.
20243 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
20245 * config.gcc (use_gcc_stdint): Set to wrap.
20246 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20247 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20248 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20249 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20250 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20251 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20252 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20253 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20255 2009-05-16 Joseph Myers <joseph@codesourcery.com>
20257 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
20259 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
20260 Move definitions earlier.
20261 (OPT_ARCH64, OPT_ARCH32): Define.
20262 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
20265 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20268 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
20271 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20273 * arm.md (movdi2): Copy non-reg values to DImode registers.
20275 2009-05-16 Jakub Jelinek <jakub@redhat.com>
20278 * final.c (label_to_max_skip): New function.
20279 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
20280 CODE_LABEL_NUMBER <= max_labelno.
20281 * output.h (label_to_max_skip): New prototype.
20282 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
20283 (ix86_avoid_jump_mispredicts): ... this. Don't define if
20284 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
20285 Handle CODE_LABELs with >= 16 byte alignment or with
20286 max_skip == (1 << align) - 1.
20287 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
20288 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
20291 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
20292 .p2align 3 if MAX_SKIP is smaller than 7.
20293 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
20295 2009-05-15 Ian Lance Taylor <iant@google.com>
20297 * alias.c (struct alias_set_entry_d): Rename from struct
20298 alias_set_entry. Change all uses.
20299 * except.c (struct call_site_record_d): Rename from struct
20300 call_site_record. Change all uses.
20301 * except.h (struct eh_region_d): Rename from struct eh_region.
20303 * gcse.c (struct hash_table_d): Rename from struct hash_table.
20305 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
20306 ivtype_map_elt. Change all uses.
20307 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
20309 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
20310 * graphite.h (struct name_tree_d): Rename from struct name_tree.
20312 (struct sese_d): Rename from struct sese. Change all uses.
20313 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
20314 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
20315 * optabs.h (struct optab_d): Rename from struct optab. Change all
20317 (struct convert_optab_d): Rename from struct convert_optab.
20319 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
20320 ipa_opt_pass. Change all uses.
20321 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
20324 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
20325 defined as a typedef.
20326 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
20329 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20332 * fold-const.c (make_range,build_range_check,merge_ranges): Move
20334 (merge_ranges): Returns bool.
20335 * tree.h (make_range): .. to here.
20336 (build_range_check): Likewise.
20337 (merge_ranges): Likewise. Renamed from merge_ranges.
20338 * c-typeck.c (parser_build_binary_op): Update calls to
20339 warn_logical_operator.
20340 * c-common.c (warn_logical_operator): Add new warning.
20341 * c-common.h (warn_logical_operator): Update declaration.
20343 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20345 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
20347 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20349 * doc/install.texi: Document MPC requirements, flags etc.
20351 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
20352 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
20353 Evaluate constant arguments.
20354 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
20355 (fold_builtin_1): Likewise, also evaluate constant arguments.
20356 Remove superfluous break.
20357 (do_mpc_ckconv): New.
20358 * real.h: Include mpc.h.
20359 * toplev.c (print_version): Output MPC version info if available.
20361 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20363 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
20365 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
20367 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
20370 2009-05-15 Jan Hubicka <jh@suse.cz>
20372 * doc/invoke.texi (max-early-inliner-iterations): New flag.
20373 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
20374 (try_inline): Fix return value.
20375 (cgraph_decide_inlining_incrementally): Honor new value.
20376 (cgraph_early_inlining): Handle indirect inlining.
20377 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
20379 2009-05-15 Jan Hubicka <jh@suse.cz>
20381 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
20382 * cgraphunit.c (cgraph_finalize_function): Set it.
20383 (cgraph_expand_function): Use it.
20385 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20387 * real.c (encode_ieee_half): Define.
20388 (decode_ieee_half): Define.
20389 (ieee_half_format): Define.
20390 (arm_half_format): Define.
20391 * real.h (ieee_half_format): Declare.
20392 (arm_half_format): Declare.
20394 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20396 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
20397 swapped, and reversed optabs exist before trying to use them.
20399 2009-05-15 Paul Brook <paul@codesourcery.com>
20400 Sandra Loosemore <sandra@codesourcery.com>
20402 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
20403 loads. Allow PRE_DEC.
20404 (output_move_neon): Handle PRE_DEC.
20405 (arm_print_operand): Add 'A' for neon structure loads.
20406 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
20407 * config/arm/neon.md (neon_mov): Update comment.
20408 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
20410 (Um): New constraint.
20412 2009-05-15 Jan Hubicka <jh@suse.cz>
20414 Revert the following patch until testsuite fallout is fixed:
20415 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20416 * cgraph.h (struct inline_summary): New filed self_wize,
20417 size_inlining_benefit, self_time and time_inlining_benefit.
20418 (struct cgraph_global_info): Replace insns by time ans size fields.
20419 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20420 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20421 (ipcp_update_callgraph): Do not touch function bodies.
20422 * ipa-inline.c: Include except.h
20423 (MAX_TIME): New constant.
20424 (overall_insns): Remove
20425 (overall_size, max_benefit): New static variables.
20426 (cgraph_estimate_time_after_inlining): New function.
20427 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20428 (cgraph_clone_inlined_nodes): Update size.
20429 (cgraph_mark_inline_edge): Update size.
20430 (cgraph_estimate_growth): Use size info.
20431 (cgraph_check_inline_limits): Check size.
20432 (cgraph_default_inline_p): Likewise.
20433 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20434 (cgraph_decide_recursive_inlining): Check size.
20435 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20437 (cgraph_decide_inlining): Likewise.
20438 (cgraph_decide_inlining_incrementally): Likewise; honor
20439 PARAM_EARLY_INLINING_INSNS.
20440 (likely_eliminated_by_inlining_p): New predicate.
20441 (estimate_function_body_sizes): New function.
20442 (compute_inline_parameters): Use it.
20443 * except.c (must_not_throw_labels): New function.
20444 * except.h (must_not_throw_labels): Declare.
20445 * tree-inline.c (init_inline_once): Kill inlining_weigths
20446 * tree-ssa-structalias.c: Avoid uninitialized warning.
20447 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20448 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20449 (PARAM_INLINE_CALL_COST): Remove.
20450 (PARAM_EARLY_INLINING_INSNS): New.
20452 2009-05-15 Richard Guenther <rguenther@suse.de>
20454 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20455 not TODO_update_ssa.
20457 2009-05-15 Richard Guenther <rguenther@suse.de>
20459 PR tree-optimization/39999
20460 * gimple.h (gimple_expr_type): Use the expression type looking
20461 through useless conversions.
20462 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20463 (vn_nary_op_insert_stmt): Likewise.
20464 (simplify_binary_expression): Likewise.
20466 2009-05-15 Richard Guenther <rguenther@suse.de>
20468 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20469 New options, enabled by default.
20470 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20472 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20473 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20474 * tree-ssa-structalias.c (gate_tree_pta): New function.
20475 (pass_build_alias): Use it.
20477 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20479 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20480 recurse on an invariant address if a conversion from a pointer
20481 type to a wider integer type is involved.
20483 2009-05-15 Jan Hubicka <jh@suse.cz>
20485 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20486 * cgraph.h (struct inline_summary): New filed self_wize,
20487 size_inlining_benefit, self_time and time_inlining_benefit.
20488 (struct cgraph_global_info): Replace insns by time ans size fields.
20489 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20490 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20491 (ipcp_update_callgraph): Do not touch function bodies.
20492 * ipa-inline.c: Include except.h
20493 (MAX_TIME): New constant.
20494 (overall_insns): Remove
20495 (overall_size, max_benefit): New static variables.
20496 (cgraph_estimate_time_after_inlining): New function.
20497 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20498 (cgraph_clone_inlined_nodes): Update size.
20499 (cgraph_mark_inline_edge): Update size.
20500 (cgraph_estimate_growth): Use size info.
20501 (cgraph_check_inline_limits): Check size.
20502 (cgraph_default_inline_p): Likewise.
20503 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20504 (cgraph_decide_recursive_inlining): Check size.
20505 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20507 (cgraph_decide_inlining): Likewise.
20508 (cgraph_decide_inlining_incrementally): Likewise; honor
20509 PARAM_EARLY_INLINING_INSNS.
20510 (likely_eliminated_by_inlining_p): New predicate.
20511 (estimate_function_body_sizes): New function.
20512 (compute_inline_parameters): Use it.
20513 * except.c (must_not_throw_labels): New function.
20514 * except.h (must_not_throw_labels): Declare.
20515 * tree-inline.c (init_inline_once): Kill inlining_weigths
20516 * tree-ssa-structalias.c: Avoid uninitialized warning.
20517 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20518 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20519 (PARAM_INLINE_CALL_COST): Remove.
20520 (PARAM_EARLY_INLINING_INSNS): New.
20521 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20522 (inline-call-cost): Remove.
20523 (early-inlining-insns): New.
20525 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20527 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20529 (print_int_cst_bounds_in_octal_p): Likewise.
20530 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20532 * dwarf2out.c (base_type_die): Likewise.
20533 (is_subrange_type): Delete.
20534 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20535 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20536 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20537 if the destination type is boolean.
20538 (build_range_check): Do not special-case subtypes.
20539 (fold_sign_changed_comparison): Likewise.
20540 (fold_unary): Likewise.
20541 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20542 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20543 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20544 * tree.c (subrange_type_for_debug_p): New predicate based on the
20545 former is_subrange_type.
20546 * tree.h (subrange_type_for_debug_p): Declare.
20547 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20548 (convert_affine_scev): Remove call to above function.
20549 (chrec_convert_aggressive): Likewise.
20550 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20551 false for conversions involving subtypes.
20552 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20553 (vrp_val_min): Likewise.
20554 (needs_overflow_infinity): Likewise.
20555 (extract_range_from_unary_expr): Likewise.
20557 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20559 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20560 * config/frv/frv.c: Likewise.
20561 * config/s390/s390.c: Likewise.
20562 * config/sparc/sparc.h: Likewise.
20563 * config/i386/i386.h: Likewise.
20564 * config/i386/i386.c: Likewise.
20565 * config/crx/crx.c: Likewise.
20566 * config/m68hc11/m68hc11.h: Likewise.
20567 * config/iq2000/iq2000.c: Likewise.
20568 * config/mn10300/mn10300.h: Likewise.
20569 * config/mn10300/mn10300.c: Likewise.
20570 * config/m68k/m68k.c: Likewise.
20571 * config/rs6000/rs6000.c: Likewise.
20572 * config/rs6000/xcoff.h: Likewise.
20573 * config/rs6000/linux64.h: Likewise.
20574 * config/rs6000/sysv4.h: Likewise.
20575 * config/score/score3.c: Likewise.
20576 * config/score/score7.c: Likewise.
20577 * config/score/score.c: Likewise.
20578 * config/arm/arm.md: Likewise.
20579 * config/mips/mips.c: Likewise.
20580 * config/mips/mips.md: Likewise.
20581 * config/bfin/bfin.h: Likewise.
20582 * config/pa/pa.c: Likewise.
20583 * config/pa/constraints.md: Likewise.
20585 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20586 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20587 * config/pdp11/pdp11.h: Use memory_address_p instead.
20589 2009-05-14 Ian Lance Taylor <iant@google.com>
20591 * passes.c (finish_optimization_passes): Change i to int.
20592 * plugin.c (plugins_active_p): Change event to int.
20593 (dump_active_plugins): Likewise.
20594 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20596 * tree.c (tree_range_check_failed): Change c to unsigned int.
20597 (omp_clause_range_check_failed): Likewise.
20598 (build_common_builtin_nodes): Change mode to int. Add cast.
20599 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20600 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20602 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20603 ++ or -- with a variable of enum type.
20605 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20608 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20610 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20612 * store-motion.c: Do not include params.h
20613 * Makefile.in: Fix dependencies for various files.
20615 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20617 * auto-inc-dec.c: Fix pass description, remove apparent
20618 accidental duplication.
20620 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20622 PR middle-end/40147
20623 * ipa-utils.h (memory_identifier_string): Moved to ...
20624 * tree.h (memory_identifier_string): Here. Add GTY(()).
20626 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20628 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20629 in the former documentation of...
20630 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20631 * ira-conflicts.c (get_dup_num): Use address_operand.
20632 * targhooks.c (default_legitimate_address_p): New.
20633 * targhooks.h (default_legitimate_address_p): New.
20634 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20636 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20637 * target.h (struct target): Add legitimate_address_p.
20638 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20639 (TARGET_INITIALIZER): Include it.
20641 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20642 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20643 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20644 (TARGET_LEGITIMATE_ADDRESS_P): New.
20646 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20647 (REG_OK_STRICT_P): Delete.
20648 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20649 (frv_legitimate_address_p_1): ... this.
20650 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20651 (frv_legitimate_address_p_1): ... the renamed old
20652 frv_legitimate_address_p.
20653 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20654 (TARGET_LEGITIMATE_ADDRESS_P): New.
20656 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20657 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20658 * config/s390/s390.c (legitimate_address_p): Rename to...
20659 (s390_legitimate_address_p): ... this, make static.
20660 (legitimize_address): Adjust call.
20661 (TARGET_LEGITIMATE_ADDRESS_P): New.
20662 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20664 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20665 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20666 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20667 (TARGET_LEGITIMATE_ADDRESS_P): New.
20669 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20670 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20671 * config/spu/spu.c (spu_legitimate_address): Rename to...
20672 (spu_legitimate_address_p): ... this, make static.
20673 (TARGET_LEGITIMATE_ADDRESS_P): New.
20675 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20676 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20677 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20678 (sparc_legitimate_address_p): ... this, make static and return bool.
20679 (legitimize_address): Adjust call.
20680 (TARGET_LEGITIMATE_ADDRESS_P): New.
20682 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20683 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20684 * config/i386/i386.c (legitimate_address_p): Rename to...
20685 (ix86_legitimate_address_p): ... this, make static.
20686 (constant_address_p): Move after it, adjust call.
20687 (TARGET_LEGITIMATE_ADDRESS_P): New.
20689 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20690 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20691 * config/avr/avr.c (legitimate_address_p): Rename to...
20692 (avr_legitimate_address_p): ... this, make static.
20693 (legitimize_address): Adjust call.
20694 (TARGET_LEGITIMATE_ADDRESS_P): New.
20696 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20697 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20698 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20699 (TARGET_LEGITIMATE_ADDRESS_P): New.
20701 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20702 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20703 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20704 (TARGET_LEGITIMATE_ADDRESS_P): New.
20706 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20707 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20709 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20711 (TARGET_LEGITIMATE_ADDRESS_P): New.
20713 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20714 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20716 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20718 (m68hc11_legitimate_address_p): ... this, make static.
20719 (go_if_legitimate_address_internal): Rename to...
20720 (m68hc11_legitimate_address_p_1): ... this.
20721 (legitimize_address): Adjust call.
20722 (TARGET_LEGITIMATE_ADDRESS_P): New.
20724 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20725 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20726 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20727 (TARGET_LEGITIMATE_ADDRESS_P): New.
20729 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20730 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20731 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20732 (mn10300_legitimate_address_p): ... this, make static.
20733 (TARGET_LEGITIMATE_ADDRESS_P): New.
20735 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20736 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20737 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20738 (TARGET_LEGITIMATE_ADDRESS_P): New.
20740 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20741 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20742 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20743 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20744 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20745 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20746 (rs6000_legitimate_address_p): ... this, make static.
20747 (TARGET_LEGITIMATE_ADDRESS_P): New.
20748 (REG_MODE_OK_FOR_BASE_P): Delete.
20749 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20751 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20752 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20754 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20755 static, adjust types.
20756 (TARGET_LEGITIMATE_ADDRESS_P): New.
20758 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20759 * config/score/score.c (score_address_p): Rename to...
20760 (score_legitimate_address_p): ... this.
20761 (TARGET_LEGITIMATE_ADDRESS_P): New.
20762 * config/score/score3.c (score3_address_p): Rename to...
20763 (score3_legitimate_address_p): ... this.
20764 * config/score/score7.c (score7_address_p): Rename to...
20765 (score7_legitimate_address_p): ... this.
20767 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20768 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20769 GO_IF_LEGITIMATE_ADDRESS): Delete.
20770 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20771 thumb2_legitimate_address_p): Delete.
20772 (arm_legitimate_address_p): Rename to...
20773 (arm_legitimate_address_outer_p): ... this.
20774 * config/arm/constraints.md ("Uq"): Adjust call.
20775 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20776 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20778 (arm_legitimate_address_outer_p): ... this.
20779 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20781 (TARGET_LEGITIMATE_ADDRESS_P): New.
20783 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20784 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20785 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20786 (TARGET_LEGITIMATE_ADDRESS_P): New.
20788 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20789 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20790 * config/vax/vax.c (legitimate_address_p): Rename to...
20791 (vax_legitimate_address_p): ... this, make static.
20792 (TARGET_LEGITIMATE_ADDRESS_P): New.
20794 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20795 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20796 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20797 (TARGET_LEGITIMATE_ADDRESS_P): New.
20799 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20800 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20801 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20802 (mmix_legitimate_address_p): ... this, make static.
20803 (TARGET_LEGITIMATE_ADDRESS_P): New.
20805 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20806 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20807 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20808 (TARGET_LEGITIMATE_ADDRESS_P): New.
20810 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20812 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20813 of MODE_COMPLEX_INT.
20815 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20817 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20818 LCT_NORMAL in function call.
20819 * mips-tdump.c (print_file_desc): Add cast to enum type.
20820 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20821 (mark_stabs): Add casts to enum types.
20822 (parse_stabs_common): Add casts to enum types.
20824 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20826 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20827 Check for invalid values of LETTER.
20829 2009-05-13 Taras Glek <tglek@mozilla.com>
20831 * attribs.c (register_attribute): moved out attribute registration
20832 into register_attribute.
20833 * doc/plugins.texi: Documented register_attribute and
20835 * gcc-plugin.h: Added forward decl for register_attribute.
20836 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20837 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20838 PLUGIN_ATTRIBUTES boilerplate.
20840 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20842 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20843 values even in sentinel and empty entries.
20844 (ms_printf_flag_specs): Likewise.
20845 (ms_scanf_flag_specs): Likewise.
20846 (ms_strftime_flag_specs): Likewise.
20847 (ms_print_char_table): Likewise.
20848 (ms_scan_char_table): Likewise.
20849 (ms_time_char_table): Likewise.
20851 2009-05-13 Doug Kwan <dougkwan@google.com>
20853 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20855 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20857 * config/mips/mips.md (store): Add attributes for QI and HI.
20859 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20860 (truncdi<mode>2): ... this new pattern.
20862 2009-05-13 Brad Hards <bradh@kde.org>
20864 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20866 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20867 Ben Elliston <bje@au.ibm.com>
20869 PR middle-end/40035
20870 * dse.c (check_mem_read_rtx): Guard against width == -1.
20872 2009-05-13 Michael Matz <matz@suse.de>
20874 PR middle-end/39976
20875 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20876 (trivially_conflicts_p): New function.
20877 (insert_backedge_copies): Use it.
20879 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20881 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20882 (handle_stdc_pragma): Use new enum constant names.
20883 (handle_pragma_float_const_decimal64): Ditto.
20885 2009-05-13 Ian Lance Taylor <iant@google.com>
20887 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20890 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20892 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20893 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20895 * config/m68k/m68k.h (FL_UCLINUX): Define.
20897 2009-05-13 Jan Hubicka <jh@suse.cz>
20899 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20901 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20903 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20904 unless -fschedule-insns is specified.
20906 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20909 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20910 TARGET_EXPAND_CBRANCHDI4.
20911 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20912 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20913 (cmpeqdi): Fix comment.
20915 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20917 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20918 (sh_legitimate_address_p): Likewise.
20919 * config/sh/sh.c (sh_legitimate_index_p): New.
20920 (sh_legitimate_address_p): Likewise.
20921 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20922 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20923 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20924 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20925 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20926 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20927 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20928 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20929 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20931 2009-05-12 Jan Hubicka <jh@suse.cz>
20933 * tree-inline.c (estimate_operator_cost): Add operands;
20934 when division happens by constant, it is cheap.
20935 (estimate_num_insns): Loads and stores are not having cost of 0;
20936 EH magic stuff is cheap; when computing runtime cost of switch,
20937 use log2 base of amount of its cases; builtin_expect has cost of 0;
20938 compute cost for moving return value of call.
20939 (init_inline_once): Initialize time_based flags.
20940 * tree-inline.h (eni_weights_d): Add time_based flag.
20942 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20944 * df-core.c: Update head documentation.
20946 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20949 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20950 shadowing exisiting variable op1.
20952 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20955 * config/i386/driver-i386.c (processor_signatures): New enum.
20956 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20957 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20958 processor signature to detect geode processor.
20960 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20964 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20966 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20967 causes spurious differences between trunk and cond-optab branch.
20969 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20971 * dojump.c (compare_from_rtx): Delete.
20972 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20973 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20974 if the comparison does not satisfy the predicate; test predicates for
20975 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20976 further if one existing pattern fails.
20977 * expr.h (compare_from_rtx): Delete.
20978 (prepare_operand): Declare it.
20979 * optabs.c: Change "lib call" to "libcall" throughout.
20980 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20981 HAVE_conditional_trap, emit_cmp_insn): Delete.
20982 (can_compare_p): Delete cmp_optab case.
20983 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20984 Accept other parameters by value.
20985 (prepare_operand): Make non-static.
20986 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20987 other parameters by value. Try to widen operands here based on
20988 an optab_methods argument and looking at cbranch_optab.
20989 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20990 loop. Use cbranch_optab directly.
20991 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20992 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20994 (emit_conditional_move, emit_conditional_add): Inline what's needed
20995 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20996 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20997 with COMPARE. Move cmov_optab and cstore_optab above
20998 with cbranch_optab, move cmp_optab down with ucmp_optab,
20999 remove tst_otpab. Do not initialize trap_rtx.
21000 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
21001 for trap code. Do not check HAVE_conditional_trap. Use
21002 prepare_cmp_insn. Accept no predicate for operand 3.
21003 * optabs.h (OTI_cmp): Mark as used only for libcalls.
21004 (OTI_ctrap, ctrap_optab): New.
21005 (tst_optab): Delete.
21006 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
21007 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
21008 with lookup of ctrap_optab.
21009 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
21011 (ctrap_optab): New.
21013 * combine.c (combine_simplify_rtx, simplify_set): Do not
21014 special case comparing against zero for cc0 machines.
21015 * simplify-rtx.c (simplify_binary_operation_1): Never remove
21016 COMPARE on cc0 machines.
21017 (simplify_relational_operation): Return a new expression when
21018 a COMPARE could be removed.
21019 * final.c (final_scan_insn): Compare cc_status values
21020 against LHS of a (compare FOO (const_int 0)) cc0 source.
21021 Also check if cc_status.value is the full compare.
21023 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
21024 (cstoreMM4): Document.
21025 (conditional_trap): Document ctrapMM4 instead.
21026 (sync_compare_and_swapMM): Refer to cbranchcc4.
21027 (Dependent Patterns): Eliminate obsolete information referring to
21028 the old jump optimization phase.
21029 (Canonicalization): Include cbranchcc4 case, omit canonicalization
21030 of compares with 0 on cc0 machines.
21031 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
21032 avoiding references to cc0. Remove text about storing operands
21034 * doc/tm.texi (Condition Codes): Include blurb on different
21035 condition code representations, separate into subsections for
21036 CC0, MODE_CC and conditional execution.
21038 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
21039 alpha_emit_setcc): Accept operands and a machine mode.
21040 * config/alpha/alpha.c (alpha_emit_conditional_branch):
21041 Get code/op0/op1 from operands, use machine mode argument
21042 instead of alpha_compare.fp_p. Emit the branch here.
21043 (alpha_emit_setcc): Likewise, and return boolean.
21044 (alpha_emit_conditional_move): Likewise. Assert that
21045 cmp_op_mode == cmp_mode, and simplify accordingly.
21046 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
21047 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
21048 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
21050 (stack probe test): Use cbranchdi4.
21051 * config/alpha/predicates.md (alpha_cbranch_operator): New.
21053 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
21054 * config/arc/arc.h (movsicc, movsfcc): Use it.
21055 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
21056 (cbranchsi4, cstoresi4): New.
21057 (cmpsi, bCC and sCC expanders): Remove.
21059 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
21060 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
21061 * config/arm/predicates.md (arm_comparison_operator): Only include
21062 floating-point operators if there is a hardware floating-point unit.
21063 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
21064 deferring to cbranch_cc and cstore_cc respectively.
21065 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
21066 cbranch_cc, cstore_cc): New.
21067 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
21069 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
21071 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
21072 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
21074 (adjust_insn_length): Adjust calls.
21075 (avr_reorg): Handle (compare (foo) (const_int 0)).
21076 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
21077 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
21078 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
21079 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
21081 (cbranchqi4, cbranchhi4, cbranchsi4): New.
21082 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
21084 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
21085 (cbranchsi4, cstorebi4, cstoresi4): New.
21086 (movbisi): This insn is duplicate, split it to zero_extend.
21087 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
21088 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
21089 (bfin_optimize_loop): Use cbranch expander.
21090 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
21091 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
21092 (bfin_bimode_comparison_operator): ... this.
21093 (bfin_direct_comparison_operator): New.
21095 * config/cris/cris.c (cris_normal_notice_update_cc): Look
21096 inside (compare FOO (const_int 0)).
21097 (cris_rtx_costs): Handle ZERO_EXTRACT.
21098 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
21099 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
21100 (*tstdi_v32): Delete.
21101 (*cmpdi_non_v32): Add M alternative for operand 1.
21102 (cmpsi, cmp<mode>): Make private.
21103 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
21105 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
21107 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
21108 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
21109 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
21110 (cc_reg_operand): New.
21111 (any_cond): Delete.
21112 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
21113 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
21114 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
21115 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
21116 crx_expand_scond): Delete.
21118 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
21120 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
21121 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
21123 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
21124 cstoresi4, cstoresf4, cstoredf4): New.
21125 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
21126 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21127 Receive the entire operands array.
21128 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
21129 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
21130 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21131 Get test/op0/op1 from the operands array.
21132 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
21134 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
21135 (h8300_expand_store): New.
21136 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
21138 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
21139 (h8300_expand_store): New.
21140 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
21141 or do not try to produce (set (cc0) REG).
21142 (peepholes): Wrap arguments with COMPARE. Add a peephole to
21143 change a compare into a move to a scratch register. Disable some
21144 peepholes when comparing with zero.
21145 (tstsi, tsthi, tstsi, cmpqi): Make private.
21147 (bCC, sCC): Delete.
21148 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
21151 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
21152 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
21153 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
21154 (ix86_emit_i387_log1p): Use cbranchxf2.
21155 (ix86_expand_setcc): Return void.
21156 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
21157 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
21158 cmp<MODEF>, cmpcc): Remove.
21159 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
21160 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
21161 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
21162 (sCC and bCC expanders): Remove.
21163 (stack_protect_test): Use cbranchcc4.
21165 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
21167 (ia64_expand_compare): Accept three rtx by reference and return void.
21168 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
21169 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
21170 from *expr. Update *expr with the BImode comparison to do.
21171 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
21172 cmptf, bCC, sCC, conditional_trap): Delete.
21173 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
21174 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
21175 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
21176 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
21177 * config/ia64/predicates.md (ia64_cbranch_operator): New.
21179 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
21180 type of last argument.
21181 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
21182 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
21183 use machine mode argument instead of branch_type. Remove dead
21184 code for floating-point comparisons.
21185 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
21186 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
21188 (cbranchsi4, cstoresi4): New.
21189 * config/iq2000/predicates.md (reg_or_const_operand): New.
21191 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
21192 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
21193 (b<code>_op): Rewrite to...
21194 (bcc_op): ... this, using match_operator.
21195 (s<code>_op): Rewrite to...
21196 (scc_op): ... this, using match_operator.
21197 (s<code>_24_op): Rewrite to...
21198 (scc_op_24): ... this, using match_operator.
21199 (s<code>_<mode>): Rewrite to...
21200 (cstore<mode>4): ... this, using match_operator.
21201 (s<code>_<mode>_24): Rewrite to...
21202 (cstore<mode>4_24): ... this, using match_operator.
21203 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
21204 m32c_unpend_compare, m32c_expand_scc): Delete.
21205 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
21206 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
21207 (m32c_expand_movcc): Change NE to EQ if necessary.
21208 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
21210 * config/m32r/m32r-protos.h (gen_cond_store): New.
21211 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
21212 (gen_cond_store): New, from sCC patterns.
21213 (m32r_expand_block_move): Use cbranchsi4.
21214 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
21215 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
21216 (cbranchsi4, cstoresi4): New.
21218 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
21220 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
21221 (m68hc11_notice_update_cc): Look into a compare with 0.
21222 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
21224 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
21225 cmphi, cmpqi, bCC): Delete.
21226 (cbranchsi4, cbranchhi4, cbranchqi4): New.
21227 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
21228 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
21231 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
21232 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
21233 * config/m68k/constraints.md (H): New.
21234 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
21235 the define_insn below.
21236 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
21237 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
21238 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
21239 patterns): Wrap RHS with COMPARE.
21240 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
21241 (*cmpdi_internal): Name this pattern.
21242 (cmpdi): Change to define_insn.
21243 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
21244 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
21245 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
21247 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
21248 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
21249 (conditional_trap): Change to...
21250 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
21251 (*conditional_trap): Use the ordered_comparison_operator and
21252 const1_operand predicates.
21253 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
21254 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
21255 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
21256 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
21258 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
21259 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
21260 (mcore_gen_compare): New.
21261 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
21262 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
21263 (mcore_gen_compare): ... this.
21264 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
21265 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
21266 (stack probe pattern): Use cbranchsi4.
21268 * config/mips/predicates.md (mips_cstore_operator): New.
21269 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
21270 * config/mips/mips.md (any_cond): Delete.
21271 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
21273 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
21274 fixuns_truncsfdi2): Use cbranch patterns.
21275 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
21276 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
21277 Adjust call to mips_expand_conditional_branch.
21278 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
21280 * config/mips/mips-protos.h (mips_expand_conditional_branch,
21281 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
21282 * config/mips/mips.c (cmp_operands): Delete.
21283 (mips_emit_compare): Get comparison operands from *op0/*op1.
21284 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
21285 that it succeeds. Use op0/op1 instead of cmp_operands.
21286 (mips_expand_conditional_branch, mips_expand_conditional_move,
21287 mips_expand_conditional_trap): Likewise.
21288 (mips_block_move_loop): Use cbranch patterns.
21289 * config/mips/mips.h (cmp_operands): Delete.
21291 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
21292 (mmix_gen_compare_reg): Just return a register in the right CC mode.
21293 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
21294 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
21295 (*cmpcc_folded): Rename to...
21296 (*cmpdi_folded): this.
21297 (*cmpcc): Rename to...
21299 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
21302 (cbranchdf4): New. Handle invalid comparisons here.
21303 * config/mmix/predicates.md (float_comparison_operator): New.
21305 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
21306 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
21307 * config/mn10300/mn10300.md (tst): Delete.
21308 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
21309 Name these patterns and wrap RHS in a compare.
21310 (*cmpsi): Make this pattern private. Include tst.
21311 (*cmpsf): Make this pattern private.
21312 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
21313 (compare with zero peepholes): Likewise.
21315 (cbranchsi4, cbranchsf4): New.
21316 (casesi): Use cbranchsi4.
21318 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
21319 hppa_branch_type): Delete.
21320 (return_addr_rtx): Use cbranchsi4.
21321 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
21322 Emit CCFPmode comparison here.
21323 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
21324 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
21325 hppa_branch_type): Delete.
21326 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
21327 (movsicc, movdicc): Remove references to hppa_compare_op0,
21328 hppa_compare_op1 and compare_from_rtx.
21329 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
21330 (casesi): Use cbranchsi4.
21332 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
21333 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
21334 * config/pdp11/pdp11.md (register_or_const0_operand): New.
21335 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
21336 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
21338 (cbranchdf4, cbranchhi4, cbranchqi4): New.
21339 (*branch, *branch_inverted): New.
21341 * config/picochip/picochip.md (cbranchhi4): Use
21342 ordered_comparison_operator.
21343 (cmphi, bCC): Remove.
21345 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
21346 (trap_comparison_operator): Delete.
21347 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
21348 rs6000_emit_cbranch): Accept mode and operands.
21349 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
21350 rs6000_compare_fp_p): Delete.
21351 (rs6000_generate_compare): Accept mode and comparison. Extract code
21352 and op0/op1 from there. Replace references to rs6000_compare_op0
21353 and rs6000_compare_op1.
21354 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
21355 extract result from passed operands.
21356 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
21357 extract loc from passed operands.
21358 (rs6000_emit_cmove): Likewise.
21359 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
21360 rs6000_compare_fp_p): Delete.
21361 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
21362 (cbranch<GPR>4, cbranch<FP>4): New.
21363 (cstore<mode>4): New. Consolidate here all choices about when to use
21364 portable or specialized sCC sequences.
21365 (stack_protect_test): Use cbranchsi4.
21366 (conditional_trap): Replace with ctrap<GPR>4.
21367 (conditional trap insn): Replace trap_comparison_operator with
21368 ordered_comparison_operator.
21370 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
21371 (s390_emit_prologue): Use ctrap.
21372 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
21373 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
21374 New predicates replacing...
21375 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
21376 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
21377 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
21378 (add<mode>cc): Do not use s390_compare_op0/op1.
21379 (s<code>): Change to...
21380 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
21381 (seq): Change to...
21382 (cstorecc4): ... this. Handle EQ or NE equally.
21383 (*sne): Un-privatize for use in cstorecc4.
21384 (b<code>): Change to...
21385 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
21386 (conditional_trap): Replace with...
21387 (ctrap<GPR>4, ctrap<FP>4): ... these.
21388 (stack_protect): Use cbranchcc4.
21390 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
21391 * config/score/score-protos.h (score_gen_cmp): Delete.
21392 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
21393 (score_block_move-loop): Use cbranchsi4.
21394 * config/score/score.md (cbranchsi4): New.
21395 (cmpsi, bCC): Delete.
21396 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
21397 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21398 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
21399 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21400 * config/score/score3.h (score3_gen_cmp): Delete.
21401 * config/score/score7.h (score7_gen_cmp): Delete.
21403 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
21404 (sh_emit_scc_to_t): ... this. Return void.
21405 (from_compare): Rename to...
21406 (sh_emit_compare_and_branch): ... this.
21407 (sh_emit_compare_and_set): New.
21408 (sh_expand_t_scc): Accept operands.
21409 * config/sh/predicates.md (sh_float_comparison_operator): New.
21410 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
21411 (prepare_scc_operands): Rename to...
21412 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
21414 (sh_emit_cheap_store_flag): New.
21415 (sh_emit_set_t_insn): New.
21416 (from_compare): Rename to...
21417 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
21418 handling of TARGET_SH2E floating point to avoid recursive call.
21419 Generate branch here.
21420 (sh_emit_compare_and_set): New.
21421 (sh_expand_t_scc): Get op0/op1 from arguments.
21422 (sh_emit_cheap_store_flag): New.
21423 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21425 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21426 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21427 (movsicc, movdicc): Do nothing when it recreated operands from
21428 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21429 prepare_scc_operands (now sh_emit_scc_to_t).
21430 (udivdi3): Use cstoresi4.
21431 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21432 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21433 (cbranchint4_media, cbranchfp4_media): New.
21434 (casesi): Use cbranchdi4.
21435 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21437 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21438 (movnegt): Remove second operand.
21439 (cbranchsf4, cbranchdf4): New.
21440 (stack_protect): Use cbranchdi4/cbranchsi4.
21442 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21443 (gen_compare_reg): Accept comparison, extract part of it to...
21444 (gen_compare_reg_1): ... this.
21445 (gen_compare_operator): Delete.
21446 (gen_v9_scc): Accept separate destination, comparison code and arms.
21447 Do not use sparc_compare_op0/sparc_compare_op1.
21448 (emit_scc_insn, emit_conditional_branch_insn): New.
21449 (emit_v9_brxx): Make static. Remove useless assertion.
21450 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21452 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21453 * config/sparc/sparc-protos.h (gen_compare_reg,
21454 sparc_emit_float_lib_cmp): Adjust prototype.
21455 (emit_scc_insn, emit_conditional_branch_insn): New.
21456 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21457 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21458 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21459 iterators to the top.
21460 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21461 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21462 snedi_special_trunc): Delete.
21463 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21464 and snedi_special_trunc.
21465 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21466 cbranchdi4, cbranch<F:mode>4): New.
21467 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21468 here. Use gen_compare_reg instead of gen_compare_operator.
21469 (conditional_trap): Replace with...
21470 (ctrapsi4, ctrapdi4): ... this.
21471 (stack_protect_test): Use cbranchcc4.
21473 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21475 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21476 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21477 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21478 from operands[0] or operands[3] depending on is_set.
21479 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21480 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21481 cmpdf, bCC), sCC: Remove.
21482 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21483 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21485 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21486 spu_emit_branch_or_set.
21488 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21490 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21491 xstormy16_compare_op1): Delete.
21492 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21493 xstormy16_compare_op1): Delete.
21494 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21496 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21497 (cmphi, cmpsi, bCC): Remove.
21499 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21500 (*cmpsi): ... this one.
21501 (cbranchsi4, cstoresi4): New.
21502 (bCC expanders): Delete.
21503 (sCC insns): Fold into...
21504 (*setcc): ... this one.
21505 (casesi): Do not use gen_cmpsi and gen_bgtu.
21506 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21507 (movsicc): Simplify.
21508 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21510 * config/vax/vax-protos.h (cond_name): New.
21511 (vax_output_conditional_branch): Remove.
21512 * config/vax/vax.c (cond_name): New.
21513 (vax_output_conditional_branch): Remove.
21514 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21515 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21516 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21517 (bit<VAXint>): Wrap source with (compare).
21518 (b<code> and following unnamed pattern): Rename to *branch and
21519 *branch_reversed. Change macroization to match_operator.
21520 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21522 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21523 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21524 Change last argument to machine_mode.
21525 (xtensa_expand_scc): Add machine_mode argument.
21526 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21527 (gen_conditional_move, xtensa_expand_conditional_branch,
21528 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21529 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21530 Adjust operand numbers.
21531 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21533 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21534 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21535 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21537 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21539 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21540 causes spurious differences between trunk and cond-optab branch.
21542 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21545 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21547 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21549 * tree.c (iterative_hash_pointer): Delete.
21550 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21551 Hash UIDs and versions of SSA names. Don't special-case built-in
21552 function declarations.
21554 2009-05-11 Ian Lance Taylor <iant@google.com>
21557 * graphite.c: Force -Wc++-compat to only be a warning before
21558 #including "cloog/cloog.h".
21560 2009-05-11 Martin Jambor <mjambor@suse.cz>
21562 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21564 2009-05-11 Jan Hubicka <jh@suse.cz>
21566 * tree-ssa-loop-ivcanon.c: Include target.h
21567 (struct loop_size): new structure.
21568 (constant_after_peeling): New predicate.
21569 (tree_estimate_loop_size): New function.
21570 (estimated_unrolled_size): Rewrite for new estimates.
21571 (try_unroll_loop_completely): Use new estimates.
21572 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21574 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21576 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21577 libcpp interface change.
21578 (spu_macro_to_expand): Likewise.
21580 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21582 PR tree-optimization/40026
21583 * gimplify.c (gimplify_init_constructor): Change initial conditional
21584 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21585 optimize_compound_literals_in_ctor.
21587 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21589 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21591 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21593 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21595 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21596 HOST_WIDE_INT for gap.
21598 2009-05-11 Ira Rosen <irar@il.ibm.com>
21600 PR tree-optimization/40074
21601 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21602 account in group size and step comparison.
21604 2009-05-11 Richard Guenther <rguenther@suse.de>
21606 * passes.c (init_optimization_passes): Strip now incorrect comment.
21607 (execute_function_todo): Do not set PROP_alias.
21608 * tree-pass.h (PROP_alias): Remove.
21609 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21610 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21611 * tree-nrv.c (pass_return_slot): Likewise.
21612 * tree-object-size.c (pass_object_sizes): Likewise.
21613 * tree-ssa-dom.c (pass_dominator): Likewise.
21614 (pass_phi_only_cprop): Likewise.
21615 * tree-ssa-dse.c (pass_dse): Likewise.
21616 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21617 (pass_cselim): Likewise.
21618 * tree-ssa-pre.c (pass_pre): Likewise.
21619 (pass_fre): Likewise.
21620 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21621 * tree-ssa-sink.c (pass_sink_code): Likewise.
21622 * tree-stdarg.c (pass_stdarg): Likewise.
21623 * tree-tailcall.c (pass_tail_calls): Likewise.
21624 * tree-vrp.c (pass_vrp): Likewise.
21626 2009-05-10 Ian Lance Taylor <iant@google.com>
21628 * basic-block.h (enum profile_status): Break out of struct
21629 control_flow_graph.
21630 * cgraph.h (struct inline_summary): Break out of struct
21632 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21633 of struct cgraph_order_sort.
21634 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21635 * cse.c (struct branch_path): Break out of struct
21636 cse_basic_block_data.
21637 * except.h (enum eh_region_type): Break out of struct eh_region.
21638 * gcc.c (enum add_del): Break out of struct modify_target.
21639 * genrecog.c (enum decision_type): Break out of struct decision_test.
21640 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21642 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21643 * regmove.c (enum match_use): New enum, broken out of struct match.
21644 * sched-int.h (enum post_call_group): New enum, broken out of
21646 (struct deps_reg): Break out of struct deps.
21647 * target.h (struct asm_int_op): Break out of struct gcc_target.
21648 * tree-eh.c (struct goto_queue_node): Break out of struct
21650 * tree-inline.h (enum copy_body_cge_which): Break out of
21652 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21654 * c-decl.c (in_struct, struct_types): New static variables.
21655 (pushtag): Add loc parameter. Change all callers.
21656 (lookup_tag): Add ploc parameter. Change all callers.
21657 (check_compound_literal_type): New function.
21658 (parser_xref_tag): Add loc parameter. Change all callers. If
21659 -Wc++-compat, warn about struct/union/enum types defined within a
21661 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21662 and loc parameters. Change all callers. Change error calls to
21663 error_at, using loc. For a redefinition, if the location of the
21664 original definition is known, report it. Set in_struct and
21665 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21666 (finish_struct): Add new parameters enclosing_in_struct and
21667 enclosing_struct_types. Change all callers. Set
21668 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21669 in the struct. If in a struct, add this struct to struct_types.
21670 (start_enum): Add loc parameter. Change all callers. Use
21671 error_at for errors, using loc. For a redefinition, if the
21672 location of the original definition is known, report it. If in a
21673 struct, add this enum type to struct_types. If -Wc++-compat warn
21674 if in sizeof, typeof, or alignof.
21675 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21676 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21677 (c_parser_enum_specifier): Get enum location for start_enum.
21678 (c_parser_struct_or_union_specifier): Get struct location for
21679 start_struct. Save in_struct and struct_types status between
21680 start_struct and finish_struct.
21681 (c_parser_cast_expression): Get location of cast.
21682 (c_parser_alignof_expression): Get location of type.
21683 (c_parser_postfix_expression): Likewise.
21684 (c_parser_postfix_expression_after_paren_type): Add type_loc
21685 parameter. Change all callers. Call check_compound_literal_type.
21686 Use type_loc for error about variable size type.
21687 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21688 of an enum constant from an enum type defined in a struct or union.
21689 (c_cast_expr): Add loc parameter. Change all callers. If
21690 -Wc++-compat, warn about defining a type in a cast.
21691 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21692 (start_enum, start_struct, finish_struct): Update declarations.
21693 (parser_xref_tag, c_cast_expr): Update declarations.
21694 (check_compound_literal_type): Declare.
21696 2009-05-11 Ben Elliston <bje@au.ibm.com>
21698 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21699 for recent libcpp interface change.
21700 (rs6000_macro_to_expand): Likewise.
21702 2009-05-10 Michael Matz <matz@suse.de>
21705 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21706 not at entry of function.
21708 2009-05-10 Richard Guenther <rguenther@suse.de>
21710 PR tree-optimization/40081
21712 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21713 using the main variant of the element type. Do not fiddle with
21714 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21716 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21717 structs with volatile fields.
21719 2009-05-10 Jan Hubicka <jh@suse.cz>
21721 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21722 (estimate_move_cost): Assert that it does not get called for
21724 (estimate_num_insns): Skip VOID types in argument handling.
21725 (optimize_inline_calls): Delete unreachable blocks and verify that
21726 callgraph is valid.
21728 2009-05-10 Jan Hubicka <jh@suse.cz>
21730 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21731 * cgraph.c (cgraph_mark_address_taken_node): New function.
21732 (dump_cgraph_node): Dump new flag.
21733 * cgraph.h (struct cgraph_node): Add address_taken.
21734 (cgraph_mark_address_taken_node): New function.
21735 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21736 since new direct calls can be born.
21738 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21740 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21741 tok->val.node.node.
21743 2009-05-10 Jan Hubicka <jh@suse.cz>
21745 PR middle-end/40084
21746 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21748 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21749 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21750 * tree-inline.c (copy_bb): Set frequency correctly.
21751 (fold_marked_statements): Update call to
21752 cgraph_update_edges_for_call_stmt.
21754 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21756 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21757 identifiers in diagnostics.
21758 * config/arm/arm.c (arm_handle_fndecl_attribute,
21759 arm_handle_isr_attribute): Likewise.
21760 * config/avr/avr.c (avr_handle_progmem_attribute,
21761 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21762 * config/bfin/bfin.c (handle_int_attribute,
21763 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21764 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21765 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21767 * config/darwin.c (darwin_handle_kext_attribute,
21768 darwin_handle_weak_import_attribute): Likewise.
21769 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21770 h8300_handle_eightbit_data_attribute,
21771 h8300_handle_tiny_data_attribute): Likewise.
21772 * config/i386/i386.c (ix86_handle_cconv_attribute,
21773 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21774 * config/i386/winnt.c (ix86_handle_shared_attribute,
21775 ix86_handle_selectany_attribute): Likewise.
21776 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21777 * config/m32c/m32c.c (function_vector_handler): Likewise.
21778 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21779 m68hc11_handle_fntype_attribute): Likewise.
21780 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21781 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21782 * config/mips/mips.c (mips_insert_attributes,
21783 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21784 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21785 rs6000_handle_struct_attribute): Likewise.
21786 * config/sh/sh.c (sh_insert_attributes,
21787 sh_handle_resbank_handler_attribute,
21788 sh_handle_interrupt_handler_attribute,
21789 sh2a_handle_function_vector_handler_attribute,
21790 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21792 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21793 * config/spu/spu.c (spu_handle_fndecl_attribute,
21794 spu_handle_vector_attribute): Likewise.
21795 * config/stormy16/stormy16.c
21796 (xstormy16_handle_interrupt_attribute): Likewise.
21797 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21798 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21800 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21802 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21803 (pp_translate_identifiers): New.
21804 (pp_identifier): Only conditionally translate identifier to locale
21806 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21807 (pp_base_tree_identifier): Only conditionally translate identifier
21808 to locale character set.
21809 * c-pretty-print.c (M_): Define.
21810 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21811 fragments for conditional translation with M_.
21812 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21813 identifier translation.
21815 2009-05-10 Richard Guenther <rguenther@suse.de>
21817 PR tree-optimization/40081
21818 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21819 using the main variant of the element type. Do not fiddle with
21820 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21822 2009-05-09 Jan Hubicka <jh@suse.cz>
21824 PR middle-end/40080
21825 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21826 indirect calls; verify cgraph afterwards.
21828 2009-05-09 Jan Hubicka <jh@suse.cz>
21831 * ipa.c (update_inlined_to_pointer): New function.
21832 (cgraph_remove_unreachable_nodes): Use it.
21834 2009-05-09 Jan Hubicka <jh@suse.cz>
21836 * tree-eh.c (struct leh_state): Remove prev_try.
21837 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21838 not track prev_try.
21839 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21840 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21841 remove_eh_handler_and_replace, foreach_reachable_handler,
21842 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21843 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21844 (gen_eh_region_cleanup): Update prototype.
21846 2009-05-09 Jan Hubicka <jh@suse.cz>
21848 PR middle-end/40043
21849 * except.c (copy_eh_region): Always set prev_try.
21850 (redirect_eh_edge_to_label): Find outer try.
21851 (foreach_reachable_handler): When looking for prev try
21852 handle case where previous try is not going to be taken.
21854 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21856 PR tree-optimization/40049
21857 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21858 only vector/vector shifts, convert the type of the constant to the
21859 appropriate type to avoid building incorrect trees, which
21860 eventually have problems with garbage collection.
21862 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21864 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21865 -1 for complex floating-point types if honoring signed zeros.
21867 2009-05-08 Jan Hubicka <jh@suse.cz>
21869 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21870 argument; handle correctly when profile is absent.
21871 (build_cgraph_edges): Update.
21872 (rebuild_cgraph_edges): Update.
21873 * cgraph.c: Do not include varray.h.
21874 (cgraph_set_call_stmt_including_clones): New function.
21875 (cgraph_create_edge_including_clones): Likewise
21876 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21877 (cgraph_update_edges_for_call_stmt): Handle clones.
21878 (cgraph_remove_node): Handle clone tree.
21879 (cgraph_remove_node_and_inline_clones): New function.
21880 (dump_cgraph_node): Dump clone tree.
21881 (cgraph_clone_node): Handle clone tree.
21882 (clone_function_name): Bring here from tree-inline.c.
21883 (cgraph_create_virtual_clone): New function.
21884 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21885 (cgraph_clone_info): New function.
21886 (strut cgraph_node): Add clone_info and new clone tree pointers.
21887 (cgraph_remove_node_and_inline_clones,
21888 cgraph_set_call_stmt_including_clones,
21889 cgraph_create_edge_including_clones,
21890 cgraph_create_virtual_clone): Declare.
21891 (cgraph_function_versioning): Use VEC argument.
21892 (compute_call_stmt_bb_frequency): Update prototype.
21893 (cgraph_materialize_all_clones): New function.
21894 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21895 (ipcp_create_replace_map): Update to VECtors.
21896 (ipcp_update_callgraph): Use virtual clones.
21897 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21898 (ipcp_update_profiling): Do not update local profiling.
21899 (ipcp_insert_stage): Use VECtors and virtual clones.
21900 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21901 (clone_of_p): New function.
21902 (cgraph_preserve_function_body_p): Use clone tree.
21903 (cgraph_optimize): Materialize clones.
21904 (cgraph_function_versioning): Update for VECtors.
21905 (save_inline_function_body): Use clone tree.
21906 (cgraph_materialize_clone): New function.
21907 (cgraph_materialize_all_clones): Likewise.
21908 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21909 * ipa.c: Include gimple.h.
21910 (cgraph_remove_unreachable_nodes): Use clone tree.
21911 * ipa-prop.c (ipa_note_param_call): Update call to
21912 compute_call_stmt_bb_frequencycall.
21913 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21914 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21915 (copy_bb): Handle updating of clone tree; add new edge when new call
21917 (expand_call_inline): Be strict about every call having edge.
21918 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21919 (delete_unreachable_blocks_update_callgraph): New function.
21920 (tree_function_versioning): Use VECtors; always remove unreachable
21921 blocks and fold conditionals.
21922 * tree-inline.h: Do not include varray.h.
21923 (tree_function_versioning): Remove.
21924 * Makefile.in (GTFILES): Remove tree-inline.c
21925 * passes.c (do_per_function): Do only functions having body.
21926 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21929 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21930 Andrew Morrow <acm@google.com>
21933 * c-common.c (c_common_attribute_table): Permit deprecated
21934 attribute to take an optional argument.
21935 (handle_deprecated_attribute): If the optional argument to
21936 __attribute__((deprecated)) is not a string ignore the attribute
21937 and emit a warning.
21939 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21940 * c-typeck.c (build_component_ref): Likewise.
21941 (build_external_ref): Likewise.
21943 * toplev.c (warn_deprecated_use): Add an attribute argument.
21944 Emit the message associated with __attribute__((deprecated)).
21946 * toplev.h (warn_deprecated_use): Updated.
21948 * doc/extend.texi: Document new optional parameter to
21949 __attribute__((deprecated))
21951 2009-05-08 Michael Eager <eager@eagercon.com>
21953 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21954 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21956 2009-05-08 Richard Guenther <rguenther@suse.de>
21958 PR tree-optimization/40062
21959 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21960 Avoid exponential behavior.
21962 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21964 PR rtl-optimization/33928
21966 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21967 process_uses, build_single_def_use_links): New.
21968 (update_df): Update use_def_ref.
21969 (forward_propagate_into): Use get_def_for_use instead of use-def
21971 (fwprop_init): Call build_single_def_use_links and let it initialize
21973 (fwprop_done): Free use_def_ref.
21974 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21975 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21976 df_rd_simulate_one_insn): New.
21977 (df_rd_bb_local_compute_process_def): Update head comment.
21978 (df_chain_create_bb): Use the new RD simulation functions.
21979 * df.h (df_rd_simulate_artificial_defs_at_top,
21980 df_rd_simulate_one_insn): New.
21981 * opts.c (decode_options): Enable fwprop at -O1.
21982 * doc/invoke.texi (-fforward-propagate): Document this.
21984 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21987 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21988 and one complex operand specially.
21989 * tree-complex.c (some_nonzerop): Do not identify a real value as
21990 zero if flag_signed_zeros.
21992 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21994 PR rtl-optimization/33928
21995 * loop-invariant.c (record_use): Fix && vs. || mishap.
21997 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21999 PR rtl-optimization/33928
22000 * loop-invariant.c (struct use): Add addr_use_p.
22001 (struct def): Add n_addr_uses.
22002 (struct invariant): Add cheap_address.
22003 (create_new_invariant): Set cheap_address.
22004 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
22005 (record_uses): Pass df_ref to record_use.
22006 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
22009 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
22011 * config/sh/sh.c: Do not include c-pragma.h.
22013 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
22015 * config/spu/spu.c: Remove include of c-common.h.
22017 2009-05-07 Janis Johnson <janis187@us.ibm.com>
22020 * c-common.h (mark_valid_location_for_stdc_pragma,
22021 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
22022 clear_float_const_decimal64, float_const_decimal64_p): New.
22023 * c.opt (Wunsuffixed-float-constants): New.
22024 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
22025 unsuffixed float constant, handle new warning.
22026 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
22027 * c-decl.c (c_scope): New flag float_const_decimal64.
22028 (set_float_const_decimal64, clear_float_const_decimal64,
22029 float_const_decimal64_p): New.
22030 (push_scope): Set new flag.
22031 * c-parser.c (c_parser_translation_unit): Mark when it's valid
22032 to use STDC pragmas.
22033 (c_parser_external_declaration): Ditto.
22034 (c_parser_compound_statement_nostart): Ditto.
22035 * c-pragma.c (valid_location_for_stdc_pragma,
22036 mark_valid_location_for_stdc_pragma,
22037 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
22038 handle_pragma_float_const_decimal64): New.
22039 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
22040 * cp/semantics.c (valid_location_for_stdc_pragma_p,
22041 set_float_const_decimal64, clear_float_const_decimal64,
22042 float_const_decimal64_p): New dummy functions.
22043 * doc/extend.texi (Decimal Float): Remove statement that the
22044 pragma, and suffix for double constants, are not supported.
22045 * doc/invoke.texi (Warning Options): List new option.
22046 (-Wunsuffixed-float-constants): New.
22048 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
22050 * config/i386/i386.c: Do not include c-common.h.
22052 2009-05-07 Mark Heffernan <meheff@google.com>
22054 * doc/invoke.texi (Debugging Options): Document change of debugging
22056 * opts.c (decode_options): Make dump_base_name relative to
22057 aux_base_name directory.
22059 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
22061 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
22062 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
22064 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
22066 * Makefile.in (install-plugin): Simplify a bit.
22068 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
22070 * Makefile.in (OBJS-common): Add regcprop.o.
22072 * timevar.def (TV_CPROP_REGISTERS): New.
22073 * regrename.c (regrename_optimize): Return 0.
22074 (rest_of_handle_regrename): Delete.
22075 (pass_rename_registers): Point to regrename_optimize.
22076 (struct value_data_entry, struct value_data,
22077 kill_value_one_regno, kill_value_regno, kill_value,
22078 set_value_regno, init_value_data, kill_clobbered_value,
22079 kill_set_value, kill_autoinc_value, copy_value,
22080 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
22081 replace_oldest_value_reg, replace_oldest_value_addr,
22082 replace_oldest_value_mem, copyprop_hardreg_forward_1,
22083 debug_value_data, validate_value_data): Move...
22084 * regcprop.c: ... here.
22085 (rest_of_handle_cprop): Delete.
22086 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
22088 2009-05-07 Jakub Jelinek <jakub@redhat.com>
22090 PR middle-end/40057
22091 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
22092 GEN_INT for 1 << bitnum.
22093 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
22094 build_int_cst_type.
22096 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
22098 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
22099 Remove wrong description of "nand" operation.
22101 2009-05-06 Richard Guenther <rguenther@suse.de>
22102 Adam Nemet <anemet@caviumnetworks.com>
22104 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
22105 comment. Add that if LHS is not a gimple register, then RHS1 has
22106 to be a single object (GIMPLE_SINGLE_RHS).
22108 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
22110 * expr.c (get_def_for_expr): Move it up in the file.
22111 (store_field): When expanding a bit-field store, look at the
22112 defining gimple stmt for the masking conversion.
22114 2009-05-06 Janis Johnson <janis187@us.ibm.com>
22116 PR middle-end/39986
22117 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
22118 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
22119 32-bit memcpy into long.
22121 2009-05-06 Jakub Jelinek <jakub@redhat.com>
22123 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
22124 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
22126 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
22127 instead of appending DW_OP_deref*.
22129 2009-05-06 Michael Matz <matz@suse.de>
22131 PR middle-end/40021
22132 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
22133 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
22135 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
22137 * Makefile.in (install-plugin): Fix srcdir handling.
22139 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
22141 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
22142 when processing for not_regs_needed bitmap.
22143 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
22144 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
22145 handling it for rhs.
22147 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22149 * config/i386/i386.md (unnamed inc/dec peephole): Use
22150 optimize_insn_for_size_p instead of optimize_size.
22151 * config/i386/predicates.md (incdec_operand): Likewise.
22152 (aligned_operand): Likewise.
22153 * config/i386/sse.md (divv8sf3): Likewise.
22154 (sqrtv8sf2): Likewise.
22156 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22158 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
22160 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
22162 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22164 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
22165 ssemodesuffixf2c with avxmodesuffixf2c.
22167 2009-05-06 Joseph Myers <joseph@codesourcery.com>
22170 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
22172 2009-05-05 Jakub Jelinek <jakub@redhat.com>
22174 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
22175 (struct tree_base): Adjust spacing for 8 bit boundaries.
22176 (struct tree_decl_common): Add decl_by_reference_flag bit.
22177 (DECL_BY_REFERENCE): Adjust.
22178 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
22179 print DECL_BY_REFERENCE bit.
22180 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
22181 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
22182 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
22183 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
22186 PR middle-end/39666
22187 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
22188 range of the type, but default label is missing, add it with one
22189 of the existing labels instead of adding a new label for it.
22191 2009-05-05 Joseph Myers <joseph@codesourcery.com>
22195 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
22197 * Makefile.in (enable_plugin, plugin_includedir): New.
22198 (install): Depend on install-plugin.
22199 (PLUGIN_HEADERS): New.
22200 (install-plugin): New.
22201 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
22203 2009-05-05 Richard Guenther <rguenther@suse.de>
22205 PR tree-optimization/40022
22206 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
22208 (phivn_valid_p): Fix tuplification error, simplify.
22209 (phiprop_insert_phi): Add dumps.
22210 (propagate_with_phi): Simplify.
22212 2009-05-05 Richard Guenther <rguenther@suse.de>
22214 PR middle-end/40023
22215 * builtins.c (gimplify_va_arg_expr): Properly build the address.
22217 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
22219 * tree.h (strip_float_extensions): Remove duplicate declaration.
22220 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
22221 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
22222 block_ultimate_origin): Rearrange the declarations line to match the
22223 comment that indicates the .c file which the functions are defined.
22224 (dwarf2out_*, set_decl_rtl): Add comment.
22225 (get_base_address): Adjust comment.
22226 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
22227 declarations line and add comment.
22228 (is_builtin_name): Add blank after function name, for clarity.
22230 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22232 * attribs.c (decl_attributes): Use %qE for identifiers in
22234 * cgraphunit.c (verify_cgraph_node): Translate function names to
22235 locale character set in diagnostics.
22236 * coverage.c (get_coverage_counts): Use %qE for identifiers in
22238 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
22239 Document that functions are named in UTF-8.
22240 * expr.c (expand_expr_real_1): Translate function names to locale
22241 character set in diagnostics.
22242 * gimplify.c (omp_notice_variable, omp_is_private,
22243 gimplify_scan_omp_clauses): Use %qE for identifiers in
22245 * langhooks.c (lhd_print_error_function): Translate function names
22246 to locale character set.
22247 * langhooks.h (decl_printable_name): Document that return value is
22248 in internal character set.
22249 * stmt.c: Include pretty-print.h
22250 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
22252 (resolve_operand_name_1): Translate named operand name to locale
22254 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
22256 * toplev.c (announce_function): Translate function names to locale
22258 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
22259 (default_tree_printer): Use pp_identifier or translate identifiers
22260 to locale character set. Mark "<anonymous>" for translation.
22261 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
22262 for identifiers in diagnostics.
22263 * tree.c (handle_dll_attribute): Use %qE for identifiers in
22265 * varasm.c (output_constructor): Use %qE for identifiers in
22268 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
22270 * configure.ac: use ` ` instead of $()
22271 * configure: Regenerate.
22273 2009-05-05 Ben Elliston <bje@au.ibm.com>
22275 * config/pa/linux-atomic.c: Eliminate conditional include of
22276 errno.h on non-LP64 systems to simplify build requirements.
22278 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22280 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
22282 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
22283 and pass value to identifier_to_locale.
22284 (warn_variable_length_array): Make name a tree.
22285 (grokdeclarator): Separate diagnostic texts for named and unnamed
22286 declarators. Use %qE for named declarators.
22287 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22289 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
22290 identifiers in diagnostics.
22291 * c-typeck.c (push_member_name, start_init): Pass identifiers to
22292 identifier_to_locale. Mark "anonymous" strings for translation.
22294 2009-05-04 Michael Eager <eager@eagercon.com>
22296 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
22297 address for DImode/DFmode only if double-precision FP regs.
22299 2009-05-04 Michael Eager <eager@eagercon.com>
22301 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
22302 TARGET_SINGLE_FLOAT check.
22304 2009-05-04 Michael Eager <eager@eagercon.com>
22306 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
22308 2009-05-04 Michael Eager <eager@eagercon.com>
22310 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
22311 * config/rs6000/t-xilinx: New
22313 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
22315 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
22316 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
22317 * gcc/explow.c (memory_address): Use target hook.
22318 * gcc/targhooks.c (default_legitimize_address): New.
22319 * gcc/targhooks.h (default_legitimize_address): New.
22320 * gcc/target.h (legitimize_address): New.
22321 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
22322 (TARGET_INITIALIZER): Include it.
22323 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
22325 * config/bfin/bfin-protos.h (legitimize_address): Remove.
22326 * config/bfin/bfin.c (legitimize_address): Remove.
22327 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
22328 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
22330 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
22331 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
22333 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
22334 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
22335 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
22336 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
22337 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
22338 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
22339 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
22340 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
22341 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
22342 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
22343 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
22344 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
22345 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
22346 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
22347 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
22348 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
22349 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
22350 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
22351 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
22352 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
22353 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
22354 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
22355 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
22357 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
22358 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
22359 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
22360 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
22361 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
22362 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
22363 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
22364 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
22365 (thumb_legitimize_address): Delete.
22366 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
22367 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
22368 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
22369 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
22370 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
22371 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
22373 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
22376 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
22377 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
22378 * config/m32r/m32r.c (m32r_legitimize_address): New.
22379 * config/m68k/m68k.c (m68k_legitimize_address): New.
22380 * config/score/score.c (score_legitimize_address): Standardize.
22381 * config/score/score3.c (score3_legitimize_address): Standardize.
22382 * config/score/score3.h (score3_legitimize_address): Adjust.
22383 * config/score/score7.c (score7_legitimize_address): Standardize.
22384 * config/score/score7.h (score7_legitimize_address): Adjust.
22385 * config/sh/sh.c (sh_legitimize_address): New.
22386 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
22388 * gcc/config/s390/s390.c (legitimize_address): Rename to...
22389 (s390_legitimize_address): ... this.
22390 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
22391 (sparc_legitimize_address): ... this.
22392 * gcc/config/i386/i386.c (legitimize_address): Rename to...
22393 (ix86_legitimize_address): ... this.
22394 * gcc/config/avr/avr.c (legitimize_address): Rename to...
22395 (avr_legitimize_address): ... this.
22396 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
22397 (mn10300_legitimize_address): ... this.
22398 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
22399 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
22400 (alpha_expand_mov): Adjust call.
22402 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
22403 * config/spu/spu.c (spu_legitimize_address): Likewise.
22404 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
22405 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
22407 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22409 * intl.c (locale_encoding, locale_utf8): New.
22410 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
22411 * intl.h (locale_encoding, locale_utf8): Declare.
22412 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
22413 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
22415 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
22417 (pp_tree_identifier): Define to call pp_base_tree_identifier.
22418 (pp_base_tree_identifier): Declare as function.
22419 (identifier_to_locale): Declare.
22420 * Makefile.in (pretty-print.o): Update dependencies.
22421 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22423 2009-05-04 Richard Guenther <rguenther@suse.de>
22425 PR middle-end/40015
22426 * builtins.c (fold_builtin_memory_op): Do not decay to element
22427 type if the size matches the whole array.
22429 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22431 * expmed.c (synth_mult): When trying out a shift, pass the result
22434 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22436 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22437 (shiftsub1_cost): New.
22438 (init_expmed): Compute shiftsub1_cost.
22439 (synth_mult): Optimize multiplications by constants of the form
22440 -(2^^m-1) for some constant positive integer m.
22442 2009-05-03 Richard Guenther <rguenther@suse.de>
22445 * c-typeck.c (array_to_pointer_conversion): Do not built
22446 ADDR_EXPRs of arrays of pointer-to-element type.
22447 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22448 up wrong ADDR_EXPRs after-the-fact.
22449 * c-common.c (strict_aliasing_warning): Strip pointer
22450 conversions for obtaining the original type.
22451 * builtins.c (fold_builtin_memset): Handle array types.
22452 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22455 2009-05-03 Richard Guenther <rguenther@suse.de>
22457 PR middle-end/23329
22458 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22459 Do not lose casts from array types with unknown extent to array
22460 types with known extent.
22461 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22462 alias set compatibility.
22464 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22466 * flags.h (extra_warnings): Delete.
22467 * toplev.c (process_options): Handle Wuninitialized here.
22468 * opts.c (extra_warnings): Delete.
22469 (set_Wextra): Delete.
22470 (common_handle_option): -Wextra can be handled automatically.
22471 * c-opts.c (c_common_handle_option): Delete obsolete code.
22472 (c_common_post_options): Simplify comment.
22473 * common.opt (W): Add Var.
22475 (Wuninitialized): Initialize to -1.
22477 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22478 Richard Guenther <rguenther@suse.de>
22480 * expr.c (get_def_for_expr): New function.
22481 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22482 SSA rather than trees.
22483 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22484 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22486 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22488 * c-common.c (reswords): Add _Imaginary.
22489 * c-common.c (enum rid): Add RID_IMAGINARY.
22491 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22493 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22494 Patch by Richard Guenther.
22496 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22498 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22499 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22500 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22501 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22502 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22503 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22504 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22505 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22506 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22507 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22508 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22509 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22510 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22511 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22512 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22513 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22514 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22515 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22517 2009-05-02 Richard Guenther <rguenther@suse.de>
22519 PR tree-optimization/39940
22520 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22523 2009-05-02 Richard Guenther <rguenther@suse.de>
22525 PR middle-end/40001
22526 * tree-ssa.c (execute_update_addresses_taken): Properly check
22527 if we can mark a variable DECL_GIMPLE_REG_P.
22528 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22529 back to the end of the function.
22530 (is_gimple_reg_type): Remove complex type special casing.
22531 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22534 2009-05-02 Ben Elliston <bje@au.ibm.com>
22536 * doc/collect2.texi (Collect2): Document search path behaviour
22537 when configured with --with-ld.
22539 2009-05-02 Jan Hubicka <jh@suse.cz>
22541 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22542 parameter; update callers.
22543 (coalesce_cost_edge): EH edges are costier because they needs
22544 splitting even if not critical and even more costier when there are
22545 multiple EH predecestors.
22547 2009-05-02 Jan Hubicka <jh@suse.cz>
22549 * except.c (remove_eh_handler_and_replace): Handle updating after
22550 removing TRY blocks.
22552 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22554 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22556 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22558 * varasm.c: Do not include c-pragma.h.
22559 * attribs.c: Do not incude c-common.h.
22561 2009-05-01 Michael Matz <matz@suse.de>
22563 * calls.c (initialize_argument_information): Handle SSA names like
22564 decls with a non MEM_P DECL_RTL.
22566 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22568 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22569 * ipa-utils.c: Likewise.
22570 * ipa-type-escape.c: Likewise.
22571 * cgraphunit.c Do not include c-common.h.
22572 * ipa-pure-const.c: Likewise.
22573 * tree-if-conv.c: Likewise.
22574 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22575 * ipa-struct-reorg.c: Likewise.
22576 * tree-nomudflap.c: Likewise.
22577 * tree-ssa-structalias.c: Likewise.
22579 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22581 * store-motion.c: Many cleanups to make this pass a first-class
22582 citizen instead of an appendix to gcse load motion. Add TODO list
22583 to make this pass faster/cleaner/better.
22585 (struct ls_expr): Post gcse.c-split cleanups.
22586 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22587 "stores" field to "avail_stores".
22588 (pre_ldst_mems): Rename to store_motion_mems.
22589 (pre_ldst_table): Rename to store_motion_mems_table.
22590 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22591 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22592 (ldst_entry): Rename to st_expr_entry, update users.
22593 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22594 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22595 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22597 (first_ls_expr): Rename to first_st_expr, update users.
22598 (next_ls_expr): Rename to next_st_expr, update users.
22599 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22600 fields properly for store motion instead of names inherited from load
22602 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22603 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22606 (ae_kill): Rename to st_kill, update users.
22607 (ae_gen): Rename to st_avloc, update users.
22608 (transp): Rename to st_transp, update users.
22609 (pre_insert_map): Rename to st_insert_map, update users.
22610 (pre_delete_map): Rename to st_delete_map, update users.
22611 (insert_store, build_store_vectors, free_store_memory,
22612 one_store_motion_pass): Update for abovementioned changes.
22614 (gcse_subst_count, gcse_create_count): Remove.
22615 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22616 and "n_stores_created", local variables.
22618 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22621 (regvec, compute_store_table_current_insn): Remove.
22622 (reg_set_info, reg_clear_last_set): Remove.
22623 (compute_store_table): Use DF caches instead of local dataflow
22626 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22628 * c-objc-common.c (c_tree_printer): Print identifiers with
22629 pp_identifier, not pp_string. Mark "({anonymous})" for
22631 * c-pretty-print.c (pp_c_ws_string): New.
22632 (pp_c_cv_qualifier, pp_c_type_specifier,
22633 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22634 pp_c_storage_class_specifier, pp_c_function_specifier,
22635 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22636 pp_c_primary_expression, pp_c_postfix_expression,
22637 pp_c_unary_expression, pp_c_shift_expression,
22638 pp_c_relational_expression, pp_c_equality_expression,
22639 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22640 use pp_string and pp_c_ws_string in place of pp_identifier and
22641 pp_c_identifier for non-identifiers. Mark English strings for
22643 * c-pretty-print.h (pp_c_ws_string): Declare.
22645 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22646 Roland McGrath <roland@redhat.com>
22648 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22649 (ENABLE_LD_BUILDID): New configuration option.
22650 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22651 (LINK_BUILDID_SPEC): New macro.
22652 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22654 * doc/install.texi: Document --enable-linker-build-id option.
22655 * configure: Rebuild.
22656 * config.in: Rebuild.
22658 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22660 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22661 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22662 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22663 MIPS_GP_SAVE_AREA_SIZE.
22664 * config/mips/mips.c (struct mips_frame_info): Update comment
22665 before arg_pointer_offset and hard_frame_pointer_offset.
22666 (mips_compute_frame_info): Update diagram before function: to
22667 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22668 indicate the position of frame_pointer_rtx with -fstack-protector and
22669 to show args_size. Don't allocate cprestore area for leaf functions
22670 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22672 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22674 2009-04-30 Michael Matz <matz@suse.de>
22676 PR tree-optimization/39955
22677 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22679 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22681 * ira.c (setup_cover_and_important_classes): Use safe macro
22682 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22684 * genpreds.c (write_tm_preds_h): Output suitable definition of
22685 REG_CLASS_FOR_CONSTRAINT.
22687 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22689 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22691 * bitmap.c (bitmap_descriptor): Likewise.
22692 * ggc-common.c (loc_descriptor): Likewise.
22693 * varray.c (varray_descriptor): Likewise.
22694 * vec.c (vec_descriptor): Likewise.
22696 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22698 * Makefile.in (dce.o): Add $(EXCEPT_H).
22699 * dce.c: Include except.h and delete redundant vector definitions.
22700 (deletable_insn_p): Return false for non-call insns that can throw
22703 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22705 * gcse.c (ae_gen): Remove.
22706 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22707 and make non-static function to make it available in store-motion.c.
22708 Update call sites with search-and-replace.
22709 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22710 extract_mentioned_regs, extract_mentioned_regs_helper,
22711 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22712 store_killed_in_insn, store_killed_after, store_killed_before,
22713 build_store_vectors, insert_insn_start_basic_block, insert-store,
22714 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22715 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22716 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22717 * store-motion.c: ...new file. Also copy data structures from gcse.c
22718 and clean up to remove parts not used by store motion.
22719 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22720 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22722 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22725 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22726 when optimizing for size.
22728 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22730 * gcse.c (gcse_constant_p): Fix typo in last change.
22732 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22734 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22736 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22738 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22740 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22742 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22743 CONST_HIGH_PART result.
22745 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22747 * config/avr/avr.c (initial_elimination_offset): Rename to
22748 avr_initial_elimination_offset.
22749 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22750 change return type to bool.
22751 (avr_can_eliminate): New function.
22752 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22753 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22754 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22755 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22756 avr_initial_elimination_offset.
22757 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22758 (avr_initial_elimination_offset): Define.
22760 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22761 Steven Bosscher <steven@gcc.gnu.org>
22763 PR rtl-optimization/39938
22764 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22765 * cfgrtl.c: Include insn-attr.h.
22766 (rest_of_pass_free_cfg): New function.
22767 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22768 * resource.c (init_resource_info): Remove call to df_analyze.
22770 2009-04-29 Richard Guenther <rguenther@suse.de>
22773 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22774 allow conversion to signed integers.
22776 2009-04-29 Richard Guenther <rguenther@suse.de>
22778 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22779 shifts of floating point vectors if the shift amount is
22780 a constant multiple of the element size.
22782 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22783 Michael Matz <matz@suse.de>
22785 PR middle-end/39927
22787 * tree-outof-ssa.c (emit_partition_copy): New function.
22788 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22789 insert_part_to_rtx_on_edge): Perform the partition base var
22790 copy using emit_partition_copy.
22791 (insert_value_copy_on_edge): Convert constants to the right mode.
22792 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22793 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22795 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22797 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22798 scan backwards to try to find a constant to initialize it.
22800 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22801 insn before the loop_end instruction, don't look past labels.
22803 2009-04-29 Richard Guenther <rguenther@suse.de>
22805 PR middle-end/39937
22806 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22807 loose type conversions.
22808 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22809 stmts only if there are no uses of its definition.
22811 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22813 * config/bfin/bfin.h (splitting_loops): Declare.
22814 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22815 Reorder bit definitions to be ascending.
22816 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22817 * config/bfin/bfin.c (splitting_loops): New variable.
22818 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22819 (struct loop_info): Remove members INIT and LOOP_INIT.
22820 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22821 the LSETUP sequence. Allow LC to be loaded from any register, but
22822 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22823 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22825 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22826 of reload_completed.
22829 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22831 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22833 * Makefile.in (PLUGIN_VERSION_H): New.
22834 (OBJS-common): Remove plugin-version.o.
22835 (plugin.o): Depend on (PLUGIN_VERSION_H).
22836 (plugin-version.o): Remove.
22837 * configure: Regenerate
22838 * configure.ac: Create plugin-version.h.
22839 * gcc-plugin.h (plugin_gcc_version): Remove.
22840 (plugin_default_version_check): Change signature.
22841 * plugin-version.c: Remove.
22842 * plugin.c: Include plugin-version.h.
22843 (str_plugin_gcc_version_name): Remove.
22844 (try_init_one_plugin): Pass gcc version to plugin_init.
22845 (plugin_default_version_check): Both gcc and plugin versions are now
22848 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22850 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22851 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22852 Remove special case testing for last insn of inner loops. Don't fail
22853 if the loop ends with a jump, emit an extra nop instead.
22855 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22856 DREGS rather than comparing directly. Remove code that tries to
22857 account for latencies.
22859 2009-04-29 Richard Guenther <rguenther@suse.de>
22861 PR tree-optimization/39941
22862 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22863 eliminating an indirect call.
22865 2009-04-29 Richard Guenther <rguenther@suse.de>
22867 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22868 parameter. Allow invariants as base if !require_lvalue.
22869 (verify_gimple_assign_single): Adjust.
22871 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22873 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22874 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22875 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22876 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22877 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22879 * config/bfin/bfin.c (bfin_expand_builtin,
22880 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22882 2009-04-28 Richard Guenther <rguenther@suse.de>
22884 * tree-vect-loop.c (get_initial_def_for_induction): Use
22885 correct types for pointer increment.
22887 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22889 * toplev.c (print_version): Update GMP version string calculation.
22891 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22893 PR rtl-optimization/39938
22894 * resource.c (init_resource_info): Add call to df_analyze.
22896 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22898 * config/alpha/alpha.md (usegp): Cast the result of
22899 alpha_find_lo_sum_using_gp to enum attr_usegp.
22900 * config/alpha/alpha.c (override_options): Remove end-of-structure
22901 marker element from cpu_table. Use array size of cpu_table to handle
22902 -mcpu and -mtune options.
22903 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22905 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22907 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22908 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22909 tune_32 and tune_64.
22910 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22911 support on PowerPC.
22912 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22913 * config/rs6000/option-defaults.h: ... here. New file.
22914 (OPT_64, OPT_32): Define.
22915 (MASK_64BIT): Define to 0 if not already defined.
22916 (OPT_ARCH64, OPT_ARCH32): Define.
22917 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22920 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22922 * config/arm/arm.c (arm_override_options): Emit error on using
22925 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22927 PR rtl-optimization/39914
22928 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22929 registers for allocnos created from user-defined variables only
22930 when not optimizing.
22932 2009-04-28 Richard Guenther <rguenther@suse.de>
22934 PR middle-end/39937
22935 * fold-const.c (fold_binary): Use distribute_real_division only
22938 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22940 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22941 add hpux-stdint.h to tm_file.
22942 (hppa[12]*-*-hpux11*): Ditto.
22943 (ia64*-*-hpux*): Ditto.
22944 * config/hpux-stdint.h: New.
22945 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22946 __STDC_EXT__ for all compiles.
22947 * config/pa/pa-hpux.h: Ditto.
22948 * config/pa/pa-hpux10.h: Ditto.
22949 * config/pa/pa-hpux11.h: Ditto.
22951 2009-04-28 Catherine Moore <clm@codesourcery.com>
22953 * debug.h (set_name): Add comment.
22955 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22958 * config/darwin.c (machopic_gen_offset): Check
22959 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22960 * config/arm/arm.c (require_pic_register): Likewise.
22962 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22964 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22965 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22966 m32c_promote_prototypes): Delete.
22968 2009-04-28 Michael Matz <matz@suse.de>
22970 PR middle-end/39922
22971 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22974 2009-04-28 Richard Guenther <rguenther@suse.de>
22976 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22978 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22980 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22981 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22982 * config/arm/arm-tune.md: Regenerate.
22984 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22986 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22987 block if there are complex incoming edges.
22988 (sel_merge_blocks): Remove useless assert.
22989 (sel_redirect_edge_and_branch): Check that edge was redirected.
22990 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22991 (sel_find_rgns): Delete declaration.
22992 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22993 the region when it is not a preheader.
22995 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22998 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
23000 2009-04-28 Richard Guenther <rguenther@suse.de>
23002 * tree.h (SSA_NAME_VALUE): Remove.
23003 (struct tree_ssa_name): Remove value_handle member.
23004 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
23005 array for jump threading.
23006 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
23008 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
23009 * tree-flow.h (threadedge_initialize_values): Declare.
23010 (threadedge_finalize_values): Likewise.
23011 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
23012 (SSA_NAME_VALUE): Define.
23013 (threadedge_initialize_values): New function.
23014 (threadedge_finalize_values): Likewise.
23015 * tree-ssa-dom.c (ssa_name_values): New global variable.
23016 (SSA_NAME_VALUE): Define.
23017 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
23019 2009-04-28 Ira Rosen <irar@il.ibm.com>
23021 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
23022 Use REPORT_VECTORIZED_LOCATIONS instead
23023 REPORT_VECTORIZED_LOOPS.
23024 * tree-vectorizer.c (vect_verbosity_level): Make static.
23025 (vect_loop_location): Rename to vect_location.
23026 (vect_set_verbosity_level): Update comment.
23027 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
23029 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
23030 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
23031 instead REPORT_UNVECTORIZED_LOOPS.
23032 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
23033 and vect_loop_def to vect_external_def and vect_internal_def.
23034 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
23035 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
23036 REPORT_UNVECTORIZED_LOCATIONS.
23037 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
23038 and vect_used_in_loop and to vect_unused_in_scope and
23039 vect_used_in_scope.
23040 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
23041 (vect_verbosity_level): Remove declaration.
23042 (vect_analyze_operations): Likewise.
23043 (vect_analyze_stmt): Declare.
23044 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
23045 REPORT_UNVECTORIZED_LOCATIONS.
23046 (vect_get_loop_niters): Fix indentation.
23047 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
23048 (vect_analyze_loop_operations): New function.
23049 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
23050 vect_analyze_operations.
23051 (vect_is_simple_reduction): Use new names.
23052 (vectorizable_live_operation, vect_transform_loop): Likewise.
23053 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
23054 to specify whether the data references can be a part of interleaving
23056 (vect_analyze_data_ref_dependence): Use new names.
23057 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
23058 (vect_create_addr_base_for_vector_ref): Remove redundant code.
23059 * tree-vect-patterns.c (widened_name_p): Use new names.
23060 (vect_recog_dot_prod_pattern): Likewise.
23061 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
23062 (process_use, vect_mark_stmts_to_be_vectorized,
23063 vect_model_simple_cost, vect_model_store_cost,
23064 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
23065 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
23066 vectorizable_operation, vectorizable_type_demotion,
23067 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
23068 vectorizable_condition): Likewise.
23069 (vect_analyze_operations): Split into vect_analyze_loop_operations
23071 (vect_analyze_stmt): ... new function.
23072 (new_stmt_vec_info): Use new names.
23073 (vect_is_simple_use): Use new names and fix comment.
23074 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
23075 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
23077 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23080 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
23081 and integer modes for x87 operands. Do not ICE for unsupported size,
23082 generate error instead. Generate error for unsupported operand types.
23083 ['z']: Do not handle HImode memory operands specially. Warning
23084 for floating-point operands. Fallthru to 'Z' for unsupported operand
23085 types. Do not ICE for unsupported size, generate error instead.
23086 (output_387_binary_op): Use %Z to output operands.
23087 (output_fp_compare): Ditto.
23088 (output_387_reg_move): Ditto.
23090 2009-04-28 Ben Elliston <bje@au.ibm.com>
23095 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23097 * builtins.c (c_strlen): Do not warn here.
23098 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23099 * c-common.c (pointer_int_sum): Take an explicit location.
23100 Warn about offsets out of bounds.
23101 * c-common.h (pointer_int_sum): Adjust declaration.
23103 2009-04-27 Ian Lance Taylor <iant@google.com>
23105 * collect2.c (is_ctor_dtor): Change type of ret field in struct
23107 * dce.c (run_fast_df_dce): Change type of old_flags to int.
23108 * df-core.c (df_set_flags): Change return type to int. Change
23109 type of old_flags to int.
23110 (df_clear_flags): Likewise.
23111 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
23112 (df_get_conditional_uses): Likewise.
23113 * df.h (df_set_flags, df_clear_flags): Update declarations.
23114 * dwarf2out.c (struct indirect_string_node): Change type of form
23115 field to enum dwarf_form.
23116 (AT_string_form): Change return type to enum dwarf_form.
23117 * fixed-value.c (fixed_compare): Add cast to enum type.
23118 * fwprop.c (update_df): Change 0 to VOIDmode.
23119 * gensupport.c: Change 0 to UNKNOWN.
23120 * gimple.h (gimple_cond_code): Add cast to enum type.
23121 * haifa-sched.c (reemit_notes): Add cast to enum type.
23122 * hooks.c (hook_int_void_no_regs): Remove function.
23123 * hooks.h (hook_int_void_no_regs): Remove declaration.
23124 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23125 * predict.c (combine_predictions_for_insn): Add casts to enum type.
23126 * real.c (real_arithmetic): Add cast to enum type.
23127 (real_compare): Likewise.
23128 * target.h (struct gcc_target): Change return type of
23129 branch_target_register_class to enum reg_class.
23130 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
23131 default_branch_target_register_class.
23132 * targhooks.c (default_branch_target_register_class): New function.
23133 * targhooks.h (default_branch_target_register_class): Declare.
23134 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
23135 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
23137 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
23139 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
23140 vect_uninitialized_def. Change 0 to ERROR_MARK.
23141 * tree-vect-stmts.c (supportable_widening_operation): Don't
23142 initialize icode1 and icode2.
23143 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
23144 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
23146 (cmn_err_flag_specs): Change 0 to STD_C89.
23147 (cmn_err_char_table): Likewise.
23148 * config/arm/arm.c (get_arm_condition_code): Change type of code
23149 to enum arm_cond_code.
23150 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
23151 (IWMMXT_BUILTIN2): Likewise.
23152 (neon_builtin_type_bits): Don't define typedef.
23153 (neon_builtin_datum): Change type of bits field to int.
23154 (arm_expand_neon_args): Add cast to enum type.
23155 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
23157 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
23158 casts to enum type.
23159 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
23161 * config/mips/mips.md (jal_macro): Return enum constant.
23162 (single_insn): Likewise.
23163 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
23165 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23166 casts to enum type.
23167 * config/s390/s390.c (s390_tune_flags): Change type to int.
23168 (s390_arch_flags): Likewise.
23169 (s390_handle_arch_option): Change flags field of struct pta to int.
23170 * config/s390/s390.h (s390_tune_flags): Update declaration.
23171 (s390_arch_flags): Likewise.
23172 * config/sh/sh.c (prepare_move_operands): Compare
23173 tls_symbolic_operand result with enum constant.
23174 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
23175 (sh_expand_prologue): Add cast to enum type.
23176 (sh_expand_epilogue): Likewise.
23177 (tls_symbolic_operand): Change return type to enum tls_model.
23178 (fpscr_set_from_mem): Add cast to enum type.
23179 (legitimize_pic_address): Compare tls_symbolic_operand result with
23181 (sh_target_reg_class): Change return type to enum reg_class.
23182 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
23184 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
23185 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
23186 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
23187 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
23188 (delayed_branch, tls_call_delay): Likewise.
23189 (eligible_for_sibcall_delay): Likewise.
23190 (eligible_for_return_delay): Likewise.
23191 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
23192 (spu_expand_builtin_1): Likewise.
23194 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
23195 for all types of conversions.
23196 (output_init_element): Issue -Wc++-compat warning if needed when
23197 initializing a bitfield with enum type.
23198 * c-parser.c (c_parser_expression): Set original_type to
23199 original_type of right hand operand of comma operator.
23201 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23203 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
23205 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
23206 * doc/cpp.texi (Standard Predefined Macros)
23207 (Implementation-defined behavior): Likewise.
23208 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
23209 * doc/gimple.texi (GIMPLE Exception Handling)
23210 (@code{GIMPLE_ASSIGN}): Likewise.
23211 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
23212 * doc/invoke.texi (Warning Options, Optimize Options)
23213 (AVR Options, Darwin Options): Likewise.
23214 (Optimize Options): Reformulate -fwhole-program description.
23215 * doc/loop.texi (Lambda): Likewise.
23216 * doc/md.texi (Output Template, Define Constraints)
23217 (Standard Names, Insn Splitting): Likewise.
23218 * doc/options.texi (Option properties): Likewise.
23219 * doc/passes.texi (Tree-SSA passes): Likewise.
23220 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
23221 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
23222 (File Names and DBX): Likewise.
23223 * doc/trouble.texi (Incompatibilities): Likewise.
23225 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23227 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
23228 instruction is correct.
23230 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23232 Allow non-constant arguments to conversion intrinsics.
23233 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
23234 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
23235 * spu.c (print_operand): Handle 'v' and 'w'.
23236 (exp2_immediate_p, spu_gen_exp2): Define.
23237 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
23238 spu_convtf_1): Update parameter descriptions.
23239 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
23240 * constraints.md ('v', 'w'): New.
23241 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
23243 (i2f, I2F): New define_mode_attr.
23244 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
23245 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
23246 fixuns_truncv4sfv4si2): Update to use mode attribute.
23247 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
23248 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
23249 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
23250 patterns for combine.
23252 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
23254 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
23255 (cprop, hoist, pre, store_motion): New debug counters.
23256 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
23257 is not an RTL pass anymore.
23258 (pass_profiling): Remove extern decl for pass removed in 2005.
23259 (pass_gcse, pass_jump_bypass): Remove.
23260 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
23261 to 0 for clean state.
23262 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
23263 * cse.c (gate_handle_cse_after_global_opts,
23264 rest_of_handle_cse_after_global_opts): New functions.
23265 (pass_cse_after_global_opts): New pass, does local CSE.
23266 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
23267 (TV_CPROP): New timevar.
23268 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
23269 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
23270 (gcse_main, recompute_all_luids): Remove.
23271 (compute_hash_table_work): Call max_reg_num instead of reading
23273 (cprop_jump): Don't set run_jump_opt_after_gcse.
23274 (constprop_register): Always allow to alter jumps.
23275 (cprop_insn): Likewise.
23276 (do_local_cprop): Likewise.
23277 (local_cprop_pass): Likewise. Return non-zero if something changed.
23278 (cprop): Remove function, fold interesting bits into one_cprop_pass.
23279 (find_implicit_sets): Add note about missed optimization opportunity.
23280 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
23281 pass_rtl_cprop execute function.
23282 Don't bother tracking the pass number, each pass gets its own dumpfile
23284 Always allow to alter jumpsand bypass jumps.
23285 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
23286 will just find no suitable set.
23287 (pre_edge_insert): Fix dumping, this function is for PRE only.
23288 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
23289 pass_rtl_pre execute function.
23290 (hoist_code): Return non-zero if something changed. Keep track of
23291 substitutions and insertions for statistics gathering similar to PRE.
23292 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
23293 called from the pass_rtl_hoist execute function. Show pass statistics.
23294 (compute_store_table): Use max_reg_num directly instead of using the
23295 formerly global max_gcse_regno.
23296 (build_store_vectors): Likewise.
23297 (replace_store_insn): Fix dumping.
23298 (store_motion): Rename to ...
23299 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
23300 pass, called from the pass_rtl_store_motion execute function. Keep
23301 track of substitutions and insertions for statistics gathering similar
23303 (bypass_jumps): Remove, fold interesting bits into ...
23304 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
23305 from the pass_rtl_cprop execute function.
23306 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
23307 pass_jump_bypass): Remove.
23308 (gate_handle_gcse, rest_of_handle_gcse): Remove.
23309 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
23310 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
23311 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
23312 (gate_rtl_store_motion, execute_rtl_store_motion,
23313 pass_rtl_store_motion): New.
23314 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
23315 make it clear that -fcse-skip-blocks is a no-op for backward compat.
23316 * passes.c (init_optimization_passes): Remove pass_gcse and
23317 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
23318 and cse_after_global_opts in place of pass_gcse. Schedule cprop
23319 instead of pass_jump_bypass.
23321 2009-04-27 Richard Guenther <rguenther@suse.de>
23323 PR middle-end/39928
23324 * gimplify.c (gimplify_expr): If we are required to create
23325 a temporary make sure it ends up as register.
23327 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
23330 * config/i386/i386.c (construct_container): Don't call
23331 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
23332 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
23334 2009-04-27 Michael Matz <matz@suse.de>
23336 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
23337 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
23338 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
23339 (dump_replaceable_exprs): Take a bitmap.
23340 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
23342 (expand_gimple_basic_block): Likewise.
23343 * tree-ssa-ter.c (struct temp_expr_table_d): Make
23344 replaceable_expressions member a bitmap.
23345 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
23346 (mark_replaceable): Likewise.
23347 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
23348 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
23350 2009-04-27 Richard Guenther <rguenther@suse.de>
23352 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
23353 (verify_stmts): Dispatch to gimple/type verification code.
23354 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
23355 issue with call argument types.
23357 2009-04-27 Michael Matz <matz@suse.de>
23359 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
23360 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
23363 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
23364 Eric Botcazou <ebotcazou@adacore.com>
23366 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
23367 a label's basic block.
23368 (mark_target_live_regs): Tidy and rework obsolete comments.
23369 Change back DF problem to LIVE. If a label starts a basic block,
23370 assume that all registers that used to be live then still are.
23371 (init_resource_info): If a label starts a basic block, set its
23372 BLOCK_FOR_INSN accordingly.
23373 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
23375 2009-04-27 Richard Guenther <rguenther@suse.de>
23377 * tree-flow-inline.h (function_ann): Remove.
23378 (get_function_ann): Likewise.
23379 * tree-dfa.c (create_function_ann): Remove.
23380 * tree-flow.h (struct static_var_ann_d): Remove.
23381 (struct function_ann_d): Likewise.
23382 (union tree_ann_d): Remove fdecl member.
23383 (function_ann_t): Remove.
23384 (function_ann, get_function_ann, create_function_ann): Remove
23387 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
23389 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
23391 2009-04-27 Jan Hubicka <jh@suse.cz>
23393 * ipa-pure-const.c (struct funct_state_d): New fields
23394 state_previously_known, looping_previously_known; remove
23395 state_set_in_source.
23396 (analyze_function): Use new fields.
23397 (propagate): Avoid assumption that state_set_in_source imply
23400 * tree-ssa-loop-niter.c (finite_loop_p): New function.
23401 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
23402 * cfgloop.h (finite_loop_p): Declare.
23404 2009-04-26 Michael Matz <matz@suse.de>
23406 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
23408 2009-04-26 Michael Matz <matz@suse.de>
23410 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
23411 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23412 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
23413 pass_mark_used_blocks): Remove.
23414 * tree-optimize.c (pass_free_datastructures,
23415 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
23416 * passes.c (init_optimization_passes): Don't call
23417 pass_mark_used_blocks, remove dead code.
23419 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
23421 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23422 * tree-ssa-live.h (register_ssa_partition): Likewise.
23424 2009-04-26 Michael Matz <matz@suse.de>
23427 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23428 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23429 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23431 (compare_pairs): Swap cost comparison.
23432 (coalesce_ssa_name): Don't use change_partition_var.
23433 * tree-nrv.c (struct nrv_data): Add modified member.
23434 (finalize_nrv_r): Set it.
23435 (tree_nrv): Use it to update statements.
23436 (pass_nrv): Require PROP_ssa.
23437 * tree-mudflap.c (mf_decl_cache_locals,
23438 mf_build_check_statement_for): Use make_rename_temp.
23439 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23440 * alias.c (find_base_decl): Handle SSA names.
23441 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23442 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23443 * rtl.h (set_reg_attrs_for_parm): Declare.
23444 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23445 to "optimized", remove unused locals at finish.
23446 (execute_free_datastructures): Make global, call
23447 delete_tree_cfg_annotations.
23448 (execute_free_cfg_annotations): Don't call
23449 delete_tree_cfg_annotations.
23451 * ssaexpand.h: New file.
23452 * expr.c (toplevel): Include ssaexpand.h.
23453 (expand_assignment): Handle SSA names the same as register variables.
23454 (expand_expr_real_1): Expand SSA names.
23455 * cfgexpand.c (toplevel): Include ssaexpand.h.
23456 (SA): New global variable.
23457 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23458 (SSAVAR): New macro.
23459 (set_rtl): New helper function.
23460 (add_stack_var): Deal with SSA names, use set_rtl.
23461 (expand_one_stack_var_at): Likewise.
23462 (expand_one_stack_var): Deal with SSA names.
23463 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23464 before unique numbers.
23465 (expand_stack_vars): Use set_rtl.
23466 (expand_one_var): Accept SSA names, add asserts for them, feed them
23467 to above subroutines.
23468 (expand_used_vars): Expand all partitions (without default defs),
23469 then only the local decls (ignoring those expanded already).
23470 (expand_gimple_cond): Remove edges when jumpif() expands an
23471 unconditional jump.
23472 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23473 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23475 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23476 members of SA; deal with PARM_DECL partitions here; expand
23477 all PHI nodes, free tree datastructures and SA. Commit instructions
23478 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23479 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23480 info and statements at start, collect garbage at finish.
23481 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23482 (VAR_ANN_PARTITION) Remove.
23483 (change_partition_var): Don't declare.
23484 (partition_to_var): Always return SSA names.
23485 (var_to_partition): Only accept SSA names.
23486 (register_ssa_partition): Only check argument.
23487 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23489 (delete_var_map): Don't free it.
23490 (var_union): Only accept SSA names, simplify.
23491 (partition_view_init): Mark only useful SSA names as used.
23492 (partition_view_fini): Only deal with SSA names.
23493 (change_partition_var): Remove.
23494 (dump_var_map): Use ssa_name instead of partition_to_var member.
23495 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23497 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23498 (struct _elim_graph): New member const_dests; nodes member vector of
23500 (set_location_for_edge): New static helper.
23501 (create_temp): Remove.
23502 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23503 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23504 (new_elim_graph): Allocate const_dests member.
23505 (clean_elim_graph): Truncate const_dests member.
23506 (delete_elim_graph): Free const_dests member.
23507 (elim_graph_size): Adapt to new type of nodes member.
23508 (elim_graph_add_node): Likewise.
23509 (eliminate_name): Likewise.
23510 (eliminate_build): Don't take basic block argument, deal only with
23511 partition numbers, not variables.
23512 (get_temp_reg): New static helper.
23513 (elim_create): Use it, deal with RTL temporaries instead of trees.
23514 (eliminate_phi): Adjust all calls to new signature.
23515 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23516 (rewrite_trees): Only do checking.
23517 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23518 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23519 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23520 contains_tree_r, MAX_STMTS_IN_LATCH,
23521 process_single_block_loop_latch, analyze_edges_for_bb,
23522 perform_edge_inserts): Remove.
23523 (expand_phi_nodes): New global function.
23524 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23525 functions, initialize new parameter, remember partitions having a
23527 (finish_out_of_ssa): New global function.
23528 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23529 don't reset in_ssa_p here, don't disable TER when mudflap.
23530 (pass_del_ssa): Remove.
23531 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23533 (execute_free_datastructures): Declare.
23534 * Makefile.in (SSAEXPAND_H): New variable.
23535 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23536 * basic-block.h (commit_one_edge_insertion): Declare.
23537 * passes.c (init_optimization_passes): Move pass_nrv and
23538 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23539 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23540 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23541 (redirect_branch_edge): Deal with super block when expanding, split
23542 out jump patching itself into ...
23543 (patch_jump_insn): ... here, new static helper.
23545 2009-04-26 Michael Matz <matz@suse.de>
23547 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23548 beyond num_ssa_names.
23549 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23550 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23552 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23554 PR inline-asm/39543
23555 * fwprop.c (forward_propagate_asm): New function.
23556 (forward_propagate_and_simplify): Propagate also into __asm, if it
23557 doesn't increase the number of referenced registers.
23560 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23562 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23564 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23565 note_nonlocal_vla_type for nonlocal VLAs.
23566 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23567 contains_remapped_vars, remap_vla_decls): New functions.
23568 (convert_nonlocal_reference_stmt): If not optimizing, call
23569 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23570 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23571 if it wasn't found in var_map.
23572 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23573 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23574 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23576 * gimplify.c (nonlocal_vlas): New variable.
23577 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23579 (gimplify_body): Create and destroy nonlocal_vlas.
23581 * dwarf2out.c (loc_descr_plus_const): New function.
23582 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23583 mem_loc_descriptor, loc_descriptor_from_tree_1,
23584 descr_info_loc, gen_variable_die): Use it.
23586 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23587 !TREE_STATIC VAR_DECLs.
23588 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23589 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23590 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23591 DECL_BY_REFERENCE is valid.
23592 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23593 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23594 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23595 Copy DECL_BY_REFERENCE.
23596 (struct nesting_copy_body_data): New type.
23597 (nesting_copy_decl): New function.
23598 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23599 if they have variable length.
23601 2009-04-26 Michael Matz <matz@suse.de>
23603 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23604 mark new temporaries for renaming.
23606 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23609 * c-decl.c (global_bindings_p): Return negative value.
23610 (c_variable_size): New. Based on variable_size from
23612 (grokdeclarator): Call c_variable_size not variable_size.
23614 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23616 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23618 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23620 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23621 Redefine it to just use mingw/include.
23622 (ASM_SPEC): Rules for -m32 and -m64.
23623 (LINK_SPEC): Use Likewise.
23624 (SPEC_32): New define.
23625 (SPEC_64): Likewise.
23626 (SUB_LINK_SPEC): Likewise.
23627 (MULTILIB_DEFAULTS): New define.
23628 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23629 Add multilib options.
23630 (MULTILIB_DIRNAMES): Likewise.
23631 (MULTILIB_OSDIRNAMES): Likewise.
23632 (LIBGCC): Likewise.
23633 (INSTALL_LIBGCC): Likewise.
23635 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23638 * c-tree.h (enum c_inline_static_type): New.
23639 (record_inline_static): Declare.
23640 * c-decl.c (struct c_inline_static, c_inline_statics,
23641 record_inline_static, check_inline_statics): New.
23642 (pop_file_scope): Call check_inline_statics.
23643 (start_decl): Call record_inline_static instead of pedwarning
23644 directly for static in inline function.
23645 * c-typeck.c (build_external_ref): Call record_inline_static
23646 instead of pedwarning directly for static referenced in inline
23649 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23651 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23652 not new but only being rescanned.
23653 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23654 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23655 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23656 record_set_info, compute_set, grealloc): Remove.
23657 (recompute_all_luids): New function.
23658 (gcse_main): Don't compute sets, and don't do related memory
23659 allocations/free-ing. If something changed before the end of the
23660 pass, update LUIDs using recompute_all_luids.
23661 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23662 (free_gcse_mem): Don't free it either.
23663 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23664 Use the df insn LUIDs.
23665 (load_killed_in_block): Likewise.
23666 (compute_hash_table_work): Don't compute reg_set_in_block.
23667 (compute_transp): Use DF_REG_DEF_CHAINs.
23668 (local_cprop_pass): Don't use compute_sets and related functions.
23669 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23670 Use get_max_uid() instead of max_cuid.
23671 (insert_insn_end_basic_block, pre_insert_copy_insn,
23672 update_ld_motion_stores): Don't try to
23673 keep reg_set tables up to date.
23674 (pre_insert_copies): Use df insn LUIDs.
23675 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23676 (reg_set_info): Don't use extra bitmap argument.
23677 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23678 information to compute regs_set_in_block.
23679 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23680 (bypass_jumps): Don't use compute_sets and friends.
23682 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23685 * opts.c (undocumented_msg): Do not leave blank even with
23688 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23690 * c-decl.c (build_enumerator): Allow values folding to integer
23691 constants but not integer constant expressions with a pedwarn if
23694 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23697 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23698 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23699 type is an integer constant.
23701 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23704 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23707 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23710 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23711 with variably modified return type and no storage class
23712 specifiers, except for the case of nested functions. Distinguish
23713 extern declarations of functions with variably modified return
23714 types from those of objects with variably modified types.
23716 2009-04-25 Jan Hubicka <jh@suse.cz>
23718 * tree.c (list_equal_p): New function.
23719 * tree.h (list_equal_p): Declare.
23720 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23721 basic_block_def, basic_block, const_basic_block): New.
23722 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23723 (redirect_eh_edge): New function.
23724 (make_eh_edge_update_phi): EH edges are not abnormal.
23725 * except.c: Include tree-flow.h.
23726 (list_match): New function.
23727 (eh_region_replaceable_by_p): New function.
23728 (replace_region): New function.
23729 (hash_type_list): New function.
23730 (hash_eh_region): New function.
23731 (eh_regions_equal_p): New function.
23732 (merge_peers): New function.
23733 (remove_unreachable_regions): Verify EH tree when checking;
23735 (copy_eh_region_1): New function.
23736 (copy_eh_region): New function.
23737 (push_reachable_handler): New function.
23738 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23739 regions without label but with live RESX.
23740 * except.h (redirect_eh_edge_to_label): New.
23741 * tree-flow.h (redirect_eh_edge): New.
23742 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23743 basic_block_def, basic_block, const_basic_block): Remove.
23744 * Makefile.in (except.o): Add dependency on tree-flow.h
23745 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23746 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23749 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23752 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23753 on the destination of memcpy.
23755 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23757 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23758 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23759 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23761 2009-04-25 Jan Hubicka <jh@suse.cz>
23763 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23764 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23765 to be reached by different label than left.
23766 (update_eh_edges): Update comment; remove edge_to_remove if possible
23767 and return true if suceeded.
23768 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23769 (cleanup_eh): Compute sharing map.
23770 * except.c (remove_eh_handler_and_replace): Add argument if we should
23772 (remove_unreachable_regions): Update for label sharing.
23773 (label_to_region_map): Likewise.
23774 (get_next_region_sharing_label): New function.
23775 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23777 (remove_eh_handler): Update.
23778 (remove_eh_region_and_replace_by_outer_of): New function.
23779 * except.h (struct eh_region): Add next_region_sharing_label.
23780 (remove_eh_region_and_replace_by_outer_of,
23781 get_next_region_sharing_label): Declare.
23782 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23784 2009-04-25 Jan Hubicka <jh@suse.cz>
23786 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23787 insert code even if they are not critical.
23789 2009-04-25 Jan Hubicka <jh@suse.cz>
23791 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23792 (gimple_can_remove_branch_p): EH edges won't remove branch by
23794 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23795 updating of non-abnormal EH edges.
23796 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23797 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23798 (split_critical_edges): Split also edges where emitting code on them
23799 will lead to splitting later.
23801 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23802 H.J. Lu <hongjiu.lu@intel.com>
23805 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23806 the configured assembler supports fildq and fistpq mnemonics.
23807 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23808 * configure: Regenerated.
23809 * config.in: Ditto.
23811 * config/i386/i386.c (print_operand): Handle 'Z'.
23812 ['z']: Remove handling of special fild/fist suffixes.
23813 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23814 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23815 suffix of fild insn.
23816 (*floatsi<mode>2_vector_mixed): Ditto.
23817 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23818 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23819 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23820 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23821 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23823 2009-04-25 Ben Elliston <bje@au.ibm.com>
23825 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23826 the source of a set operation.
23828 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23830 * target.h (struct gcc_target): Add case_values_threshold field.
23831 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23832 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23833 * targhooks.c (default_case_values_threshold): New function.
23834 * targhooks.h (default_case_values_threshold): Declare function.
23835 * stmt.c (expand_case): Use case_values_threshold target hook.
23836 * expr.h (case_values_threshold): Remove declartation.
23837 * expr.c (case_values_threshold): Remove function.
23838 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23840 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23841 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23842 (avr_case_values_threshold): Declare as static.
23843 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23845 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23846 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23847 (mn10300_case_values_threshold): New function.
23849 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23851 * ira.c (setup_cover_and_important_classes): Add enum cast.
23853 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23855 * genpreds.c (write_enum_constraint_num): Output definition of
23856 CONSTRAINT_NUM_DEFINED_P macro.
23857 * ira.c (setup_cover_and_important_classes): Use
23858 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23860 2009-04-24 DJ Delorie <dj@redhat.com>
23862 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23863 __SH2A_SINGLE_ONLY__ also.
23865 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23867 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23868 (movdf_internal): Ditto.
23869 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23870 SFmode and DFmode constants.
23871 (ia64_print_operand): Add 'G' format for printing
23872 floating point constants.
23874 2009-04-24 Richard Guenther <rguenther@suse.de>
23876 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23877 from unsigned additions.
23879 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23881 * c-typeck.c (set_init_index): Allow array designators that are
23882 not integer constant expressions with a pedwarn if pedantic.
23884 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23886 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23887 zero if no overlap in nonzero bits between the operands.
23889 2009-04-24 Ian Lance Taylor <iant@google.com>
23891 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23892 (record_dead_and_set_regs): Likewise.
23893 * df.h (struct df_mw_hardreg): Change flags field to int.
23894 (struct df_base_ref): Likewise.
23895 (struct df): Change changeable_flags field to int.
23896 * df-scan.c (df_defs_record): Change clobber_flags to int.
23897 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23898 constants rather than #define macros.
23899 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23900 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23901 (enum dwarf_calling_convention): Likewise.
23902 (enum dwarf_line_number_x_ops): Likewise.
23903 (enum dwarf_call_frame_info): Likewise.
23904 (enum dwarf_source_language): Likewise.
23905 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23906 (add_calling_convention_attribute): Likewise.
23907 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23908 (combine_comparisons): Change compcode to int. Add cast to enum type.
23909 * genrecog.c (maybe_both_true_2): Change c to int.
23910 (write_switch): Likewise. Add cast to enum type.
23911 * gimplify.c (gimplify_omp_for): Handle return values from
23912 gimplify_expr using MIN rather than bitwise or.
23913 (gimplify_expr): Add cast to enum type.
23914 * ipa-prop.c (update_jump_functions_after_inlining): Change
23915 IPA_BOTTOM to IPA_JF_UNKNOWN.
23916 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23917 Add casts to enum type.
23918 (setup_cover_and_important_classes): Change cl to int. Add casts
23920 (setup_class_translate): Change cl and mode to int.
23921 (ira_init_once): Change mode to int.
23922 (free_register_move_costs): Likewise.
23923 (setup_prohibited_mode_move_regs): Add casts to enum type.
23924 * langhooks.c (add_builtin_function_common): Rework assertion that
23925 value fits bitfield.
23926 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23927 * omega.c (omega_do_elimination): Avoid math on enum types.
23928 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23929 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23930 int local to handle integral_argment value.
23931 * regmove.c (try_auto_increment): Change PUT_MODE to
23933 * reload.c (push_secondary_reload): Add casts to enum type.
23934 (secondary_reload_class, find_valid_class): Likewise.
23935 * reload1.c (emit_input_reload_insns): Likewise.
23936 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23937 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23938 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23940 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23941 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23943 (expand_complex_libcall): Add casts to enum type.
23944 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23945 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23946 with ERROR_MARK, not NUM_TREE_CODES.
23947 (vect_create_epilog_for_reduction): Likewise.
23948 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23949 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23950 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23952 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23953 vect_unused_in_loop. Change 0 to loop_vect.
23954 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23955 * var-tracking.c (get_init_value): Change return type to enum
23957 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23958 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23960 (arm_override_options): Add casts to enum type.
23961 (arm_emit_tls_decoration): Likewise.
23962 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23964 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23965 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23966 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23968 * config/s390/s390.c (code_for_builtin_64): Change to array of
23970 (code_for_builtin_31): Likewise.
23971 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23973 * config/sparc/sparc.c (sparc_override_options): Change value
23974 field in struct code_model to enum cmodel. In initializer change
23975 0 to NULL and add cast to enum type.
23977 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23978 Change all callers. Issue a -Wc++-compat warning using
23979 lhs_origtype if necessary.
23980 (convert_for_assignment): Issue -Wc++-compat warnings about
23981 invalid conversions to enum type on assignment.
23982 * c-common.h (build_modify_expr): Update declaration.
23984 2009-04-24 Nick Clifton <nickc@redhat.com>
23986 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23987 (function_arg_advance): Likewise.
23988 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23991 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23993 * config/s390/constraints.md ('I', 'J'): Fix condition.
23995 2009-04-24 Diego Novillo <dnovillo@google.com>
23997 * gengtype-parse.c (parse_error): Add newline after message.
23999 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24001 * config/i386/sse.md (avxmodesuffixs): Removed.
24002 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
24003 (*avx_pinsr<ssevecsize>): This.
24005 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24007 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
24008 follow chains of regs with a single definition, and allow expressions
24009 that are function_invariant_p.
24010 (simple_rhs_p): Allow expressions that are function_invariant_p.
24012 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
24014 PR middle-end/39867
24015 * fold-const.c (fold_cond_expr_with_comparison): When folding
24016 > and >= to MAX, make sure the MAX uses the same type as the
24017 comparison's operands.
24019 2009-04-24 Nick Clifton <nickc@redhat.com>
24021 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
24022 addressing for DImode accesses.
24023 (frv_print_operand_address): Handle PLUS case.
24024 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
24026 2009-04-24 Jakub Jelinek <jakub@redhat.com>
24028 PR rtl-optimization/39794
24029 * alias.c (canon_true_dependence): Add x_addr argument.
24030 * rtl.h (canon_true_dependence): Adjust prototype.
24031 * cse.c (check_dependence): Adjust canon_true_dependence callers.
24032 * cselib.c (cselib_invalidate_mem): Likewise.
24033 * gcse.c (compute_transp): Likewise.
24034 * dse.c (scan_reads_nospill): Likewise.
24035 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
24036 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
24037 canon_base_addr of the group, plus optional offset.
24038 (struct group_info): Rename canon_base_mem to
24040 (get_group_info): Set canon_base_addr to canon_rtx of base, not
24041 canon_rtx of base_mem.
24043 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
24045 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
24046 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
24048 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24050 * config/spu/spu-builtins.h: Delete file.
24052 * config/spu/spu.h (enum spu_builtin_type): Move here from
24054 (struct spu_builtin_description): Likewise. Add GTY marker.
24055 Do not use enum spu_function_code or enum insn_code.
24056 (spu_builtins): Add extern declaration.
24058 * config/spu/spu.c: Do not include "spu-builtins.h".
24059 (enum spu_function_code, enum spu_builtin_type_index,
24060 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
24061 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
24062 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
24063 unsigned_V2DI_type_node): Move here from spu-builtins.h.
24064 (spu_builtin_types): Make static. Add GTY marker.
24065 (spu_builtins): Add extern declaration with GTY marker.
24066 Include "gt-spu.h".
24068 * config/spu/spu-c.c: Do not include "spu-builtins.h".
24069 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
24070 Check programmatically whether all parameters are scalar.
24072 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
24074 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
24076 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
24077 assignment from the constructor either if the target is volatile.
24079 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
24081 * config/arm/arm.md (insv): Do not share operands[0].
24083 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
24085 * config/vxlib-tls.c (active_tls_threads): Delete.
24086 (delete_hook_installed): New.
24087 (tls_delete_hook): Don't delete the delete hook.
24088 (tls_destructor): Delete it here.
24089 (__gthread_set_specific): Adjust installing the delete hook.
24090 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
24091 __gthread_leave_tsd_dtor_context.
24093 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
24095 * c-format.c (gcc_tdiag_char_table): Add support for %E.
24097 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
24099 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
24101 (alpha_rtx_costs): Ditto.
24102 (emit_unlikely_jump): Use add_reg_note.
24103 (emit_frame_store_1): Ditto.
24104 (alpha_expand_prologue): Ditto.
24105 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24106 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
24108 2009-04-23 Nick Clifton <nickc@redhat.com>
24110 * config/v850/v850.md (epilogue): Remove suppressed code.
24111 (return): Rename to return_simple and remove test of frame size.
24112 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
24113 to gen_return_simple.
24115 2009-04-22 Jing Yu <jingyu@google.com>
24118 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
24120 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
24123 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
24124 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
24125 value is a VECTOR_CST, the element type is the element type of the
24128 2009-04-22 DJ Delorie <dj@redhat.com>
24130 * config/m32c/m32c.h: Update GTY annotations to new syntax.
24132 2009-04-22 Jakub Jelinek <jakub@redhat.com>
24134 * alias.c (find_base_term): Move around LO_SUM case, so that
24135 CONST falls through into PLUS/MINUS handling.
24138 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
24139 into 0, use omit_one_operand.
24141 2009-04-23 Ben Elliston <bje@au.ibm.com>
24143 * config/rs6000/linux-unwind.h (get_regs): Remove type
24144 puns. Change the type of `pc' to an array of unsigned ints and
24145 update all users. Constify frame24.
24147 2009-04-22 DJ Delorie <dj@redhat.com>
24149 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
24150 declarations before code.
24151 (current_function_special_page_vector): Likewise.
24152 (m32c_expand_insv): Silence a warning.
24154 2009-04-21 Taras Glek <tglek@mozilla.com>
24156 * alias.c: Update GTY annotations to new syntax.
24157 * basic-block.h: Likewise.
24158 * bitmap.h: Likewise.
24159 * c-common.h: Likewise.
24160 * c-decl.c: Likewise.
24161 * c-parser.c: Likewise.
24162 * c-pragma.c: Likewise.
24163 * c-tree.h: Likewise.
24164 * cfgloop.h: Likewise.
24165 * cgraph.h: Likewise.
24166 * config/alpha/alpha.c: Likewise.
24167 * config/arm/arm.h: Likewise.
24168 * config/avr/avr.h: Likewise.
24169 * config/bfin/bfin.c: Likewise.
24170 * config/cris/cris.c: Likewise.
24171 * config/darwin.c: Likewise.
24172 * config/frv/frv.c: Likewise.
24173 * config/i386/i386.c: Likewise.
24174 * config/i386/i386.h: Likewise.
24175 * config/i386/winnt.c: Likewise.
24176 * config/ia64/ia64.h: Likewise.
24177 * config/iq2000/iq2000.c: Likewise.
24178 * config/mips/mips.c: Likewise.
24179 * config/mmix/mmix.h: Likewise.
24180 * config/pa/pa.c: Likewise.
24181 * config/pa/pa.h: Likewise.
24182 * config/rs6000/rs6000.c: Likewise.
24183 * config/s390/s390.c: Likewise.
24184 * config/sparc/sparc.c: Likewise.
24185 * config/xtensa/xtensa.c: Likewise.
24186 * cselib.h: Likewise.
24187 * dbxout.c: Likewise.
24188 * dwarf2out.c: Likewise.
24189 * except.c: Likewise.
24190 * except.h: Likewise.
24191 * fixed-value.h: Likewise.
24192 * function.c: Likewise.
24193 * function.h: Likewise.
24194 * gimple.h: Likewise.
24195 * integrate.c: Likewise.
24196 * optabs.c: Likewise.
24197 * output.h: Likewise.
24198 * real.h: Likewise.
24200 * stringpool.c: Likewise.
24201 * tree-data-ref.c: Likewise.
24202 * tree-flow.h: Likewise.
24203 * tree-scalar-evolution.c: Likewise.
24204 * tree-ssa-address.c: Likewise.
24205 * tree-ssa-alias.h: Likewise.
24206 * tree-ssa-operands.h: Likewise.
24207 * tree.c: Likewise.
24208 * tree.h: Likewise.
24209 * varasm.c: Likewise.
24210 * varray.h: Likewise.
24212 * coretypes.h: Do not define GTY macro if it is already defined.
24213 * doc/gty.texi: Update GTY documentation to new syntax.
24214 * gengtype-lex.l: Enforce attribute-like syntax for GTY
24215 annotations on structs.
24216 * gengtype-parse.c: Likewise.
24218 2009-04-22 Mark Heffernan <meheff@google.com>
24220 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
24222 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24224 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
24227 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
24229 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
24230 the same as a PLUS without a shift. Increase the cost of a
24233 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24235 * Makefile.in: Update dependencies.
24236 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
24237 * errors.h: Remove bogus comment about compatibility.
24238 (warning): Update declaration.
24239 * genautomata.c: Update all calls to warning.
24240 * gimple.c: Do not include errors.h. Include toplev.h.
24241 * tree-ssa-structalias.c: Do not include errors.h.
24242 * omega.c: Likewise.
24243 * tree-ssa-reassoc.c: Likewise.
24244 * config/spu/spu-c.c: Likewise.
24245 * config/spu/t-spu-elf: Update dependencies.
24247 2009-04-22 Richard Guenther <rguenther@suse.de>
24249 PR tree-optimization/39824
24250 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
24251 make sure the types are compatible.
24253 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24256 * c-common.c (c_parse_error): Take a token_flags parameter.
24257 Use token_type for the token type instead.
24258 Pass token_flags to cpp_type2name.
24259 * c-common.h (c_parse_error): Update declaration.
24260 * c-parser.c (c_parser_error): Pass 0 as token flags.
24262 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
24264 PR rtl-optimization/39580
24265 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
24267 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24269 * function.c (expand_function_end): Do not emit a jump to the "naked"
24270 return label for fall-through returns.
24271 * except.c (sjlj_emit_function_exit): Always place the call to the
24272 unregister function at the location installed by expand_function_end.
24274 2009-04-22 Richard Guenther <rguenther@suse.de>
24276 PR tree-optimization/39845
24277 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
24278 (gen_inbound_check): Likewise.
24280 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
24282 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
24284 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
24285 * config/vxlib.c (__gthread_once): Add race guard for PPC.
24287 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24289 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
24290 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
24291 shift counts to avoid out-of-bounds array accesses.
24293 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24295 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
24296 (Pmode): Move above.
24298 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
24300 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
24301 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
24302 GET_CODE macro. Use IN_RANGE macro where appropriate.
24303 * config/alpha/alpha.h: Ditto.
24304 * config/alpha/alpha.md: Ditto.
24305 * config/alpha/constraints.md: Ditto.
24306 * config/alpha/predicates.md: Ditto.
24308 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24310 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
24311 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24312 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24313 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24314 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24315 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24316 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24317 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24318 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24319 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24320 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24321 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24322 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24323 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24324 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24325 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24326 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24327 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24328 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24329 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24330 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24331 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24332 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24333 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24334 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24335 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24336 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24338 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
24340 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
24341 references from comments.
24342 * cfgbuild.c (count_basic_blocks): Delete.
24343 (find_basic_blocks_1): Delete.
24344 (find_basic_blocks): Delete.
24345 * except.c (finish_eh_generation): Make static. Move comment from
24346 except.h here. Remove find_basic_blocks references from comments.
24347 * except.h (finish_eh_generation): Delete.
24348 * basic-block.h (find_basic_blocks): Delete.
24349 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
24351 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
24353 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
24354 (sdbout_parms): Likewise.
24356 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
24358 * config/sh/sh.c (prepare_cbranch_operands): Use
24359 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
24360 (expand_cbranchdi4): Likewise.
24361 (from_compare): Add cast to enum type.
24362 (expand_cbranchsi4): Use add_reg_note.
24363 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
24364 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
24365 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
24366 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24367 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
24368 instead of CODE_FOR_nothing.
24369 (cbranchdi4): Likewise. Fix the order of arguments for
24371 (push_fpscr): Use add_reg_note.
24372 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
24373 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
24375 2009-04-21 Joseph Myers <joseph@codesourcery.com>
24377 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
24378 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24379 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24380 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
24381 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
24382 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
24383 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
24384 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
24385 config/alpha/x-vms, config/arc/t-arc,
24386 config/arm/README-interworking, config/arm/arm-c.c,
24387 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
24388 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
24389 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
24390 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
24391 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
24392 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
24393 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
24394 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
24395 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
24396 config/cris/t-elfmulti, config/crx/t-crx,
24397 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
24398 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
24399 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
24400 config/h8300/t-h8300, config/i386/athlon.md,
24401 config/i386/darwin-libgcc.10.4.ver,
24402 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
24403 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
24404 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
24405 config/i386/t-linux64, config/i386/t-nwld,
24406 config/i386/t-rtems-i386, config/i386/t-sol2-10,
24407 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
24408 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
24409 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
24410 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
24411 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
24412 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
24413 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
24414 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
24415 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
24416 config/m68k/t-uclinux, config/mcore/t-mcore,
24417 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
24418 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
24419 config/mips/crtn.asm, config/mips/irix-crti.asm,
24420 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
24421 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24422 config/mips/mips-fixed.md, config/mips/sb1.md,
24423 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24424 config/mips/t-iris6, config/mips/t-isa3264,
24425 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24426 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24427 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24428 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24429 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24430 config/mn10300/t-linux, config/mn10300/t-mn10300,
24431 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24432 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24433 config/picochip/libgccExtras/clzsi2.asm,
24434 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24435 config/rs6000/darwin-libgcc.10.4.ver,
24436 config/rs6000/darwin-libgcc.10.5.ver,
24437 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24438 config/rs6000/t-aix43, config/rs6000/t-aix52,
24439 config/rs6000/t-darwin, config/rs6000/t-fprules,
24440 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24441 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24442 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24443 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24444 config/rs6000/t-rtems, config/rs6000/t-spe,
24445 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24446 config/score/t-score-elf, config/sh/divcost-analysis,
24447 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24448 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24449 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24450 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24451 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24452 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24453 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24454 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24455 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24456 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24457 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24458 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24459 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24460 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24461 * config/h8300/genmova.sh: Include copyright and license notices
24462 in generated output.
24463 * config/h8300/mova.md: Regenerate.
24464 * doc/install.texi2html: Include word "Copyright" in copyright
24465 notice and use name "Free Software Foundation, Inc.".
24466 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24467 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24468 ChangeLog-2007, ChangeLog-2008: Correct dates.
24470 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24472 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24473 NE_EXPR operations as well.
24474 * c-parser.c (c_parser_condition): Do not set location information on
24476 (c_parser_conditional_expression): Likewise.
24477 (c_parser_binary_expression): Set location information on operators.
24478 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24479 TRUTH_NOT_EXPR has been folded.
24480 * fold-const.c (fold_truth_not_expr): Copy location information from
24481 the incoming expression to the outgoing one.
24482 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24483 recursive calls on the LHS of the operator but pass that of the
24484 operator to recursive calls on the RHS of the operator. Set it
24486 (shortcut_cond_expr): Set the locus of the operator on the second
24487 COND_EXPR and that of the expression on the first in degenerate cases.
24488 Pass the locus of the expression to calls to shortcut_cond_r.
24489 Set the locus of the 'then' block on the associated jump, if any.
24490 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24491 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24492 expression to call to gimplify_boolean_expr.
24494 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24496 * config.gcc: Add additional configuration for
24497 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24498 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24499 (CPP_SPEC): Redefine for allowing -municode option.
24500 (STARTFILE_SPEC): Likewise.
24501 * config/i386/t-mingw-w64: New.
24502 * config/i386/mingw-w64.opt: New.
24503 (municode): Add new target option.
24504 * doc/invoke.texi (municode): Add documentation for new option.
24506 2009-04-21 Ian Lance Taylor <iant@google.com>
24508 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24509 Correct test for number of arguments.
24510 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24512 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24514 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24515 argument of emit_library_call.
24517 2009-04-21 Richard Guenther <rguenther@suse.de>
24519 PR middle-end/39829
24520 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24521 inside VIEW_CONVERT_EXPRs.
24523 2009-04-21 Martin Jambor <mjambor@suse.cz>
24525 * tree-switch-conversion.c (build_constructors): Split a long line.
24526 (constructor_contains_same_values_p): New function.
24527 (build_one_array): Create assigns of constants if possible, do not
24528 call mark_sym_for_renaming, call update_stmt.
24529 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24530 make_rename_temp. Do not call mark_symbols_for_renaming, call
24532 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24533 find_new_referenced_vars, call update_stmt.
24534 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24535 instead of calling make_rename_temp. Do not call
24536 find_new_referenced_vars or mark_symbols_for_renaming, call
24539 2009-04-21 Richard Guenther <rguenther@suse.de>
24541 PR tree-optimization/39827
24542 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24543 (tree_ssa_phiprop): Pass the correct array size.
24545 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24547 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24549 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24552 * c-typeck.c (lvalue_p): Move declaration ...
24553 * c-common.h (lvalue_p): ... to here.
24554 * c-common.c (candidate_equal_p): New.
24555 (add_tlist): Use it.
24556 (merge_tlist): Use it.
24557 (warn_for_collisions_1): Likewise.
24558 (warning_candidate_p): Accept more candidates.
24559 (verify_tree): A warning candidate can be an expression. Use
24562 2009-04-21 Ben Elliston <bje@au.ibm.com>
24565 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24566 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24567 options. Remove -mcall-solaris documentation.
24569 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24572 * doc/invoke.texi (-Wlong-long): Update description.
24573 * c-lex (interpret_integer): Only warn if there was no previous
24574 overflow and -Wlong-long is enabled.
24575 * c-decl.c (declspecs_add_type): Drop redundant flags.
24576 * c.opt (Wlong-long): Init to -1.
24577 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24578 and front-end warn_long_long. Wlong-long only depends on other
24579 flags if it is uninitialized.
24580 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24581 the same for CPP and FE.
24582 (restore_extension_diagnostics): Likewise.
24584 2009-04-20 Ian Lance Taylor <iant@google.com>
24586 Fix enum conversions which are invalid in C++:
24587 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24588 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24589 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24590 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24591 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24592 (dbxout_parms): Likewise.
24593 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24594 (df_clear_flags): Likewise.
24595 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24596 top_flag parameter to int.
24597 (df_chain_create_bb_process_use): Likewise.
24598 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24600 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24601 (df_ref_create_structure, df_def_record_1): Likewise.
24602 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24603 (df_notes_rescan): Change 0 to VOIDmode in function call.
24604 (df_get_call_refs, df_insn_refs_collect): Likewise.
24605 (df_bb_regs_collect): Likewise.
24606 (df_entry_block_defs_collect): Likewise.
24607 (df_exit_block_uses_collect): Likewise.
24608 * df.h: Update declarations.
24609 * double-int.c (double_int_divmod): Add cast to enum type.
24610 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24611 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24612 (based_loc_descr): Likewise.
24613 (loc_descriptor_from_tree_1): Change first_op and second_op to
24614 enum dwarf_location_atom. Add cast to enum type.
24615 * expmed.c (init_expmed): Change 0 to SET in function call.
24616 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24617 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24618 (do_store_flag): Likewise.
24619 * fixed-value.h (struct fixed_value): Change mode to enum
24621 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24622 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24624 (insert_insn_decl, insert_decl, insert_state): Likewise.
24625 (automata_list_finish): Likewise.
24626 * genrecog.c (process_define_predicate): Add cast to enum type.
24627 * gensupport.c (init_predicate_table): Add cast to enum type.
24628 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24630 (gimple_build_call_1, gimple_build_label): Likewise.
24631 (gimple_build_goto, gimple_build_asm_1): Likewise.
24632 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24633 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24634 (enum fallback): Rename from enum fallback_t.
24635 (fallback_t): Typedef as int.
24636 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24637 GSI_SAME_STMT in function call.
24638 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24640 (setup_reg_class_relations): Likewise.
24641 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24642 (setup_prohibited_class_mode_regs): Add cast to enum type.
24643 (setup_prohibited_mode_move_regs): Likewise.
24644 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24645 (record_address_regs): Change i to enum reg_class.
24646 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24647 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24648 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24649 (GET_MODE_2XWIDER_MODE): Likewise.
24650 (GET_CLASS_NARROWEST_MODE): Likewise.
24651 * omp-low.c (expand_omp_for): Add cast to enum type.
24652 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24653 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24654 * postreload.c (reload_cse_simplify_operands): Change rclass local
24656 * predict.c (combine_predictions_for_insn): Change best_predictor
24657 and predictor to enum br_predictor.
24658 (combine_predictions_for_bb): Likewise.
24659 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24660 use SET_PREDICT_EXPR_OUTCOME.
24661 * real.c (real_arithmetic): Change icode to code in function call.
24662 * reginfo.c (init_move_cost): Add casts to enum type.
24663 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24664 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24666 * reload.c (find_valid_class): Add casts to enum type.
24667 (push_reload): Change 0 to NO_REGS in function call.
24668 (find_reloads): Change this_alternative to array of enum
24669 reg_class. Remove some now-unnecessary casts.
24670 (make_memloc): Change 0 to VOIDmode in function call.
24671 * reload1.c (reload): Change 0 to VOIDmode in function call.
24672 (eliminate_regs_1, elimination_effects): Likewise.
24673 (eliminate_regs_in_insn): Likewise.
24674 (emit_input_reload_insns): Add cast to enum type.
24675 (delete_output_reload): Change 0 to VOIDmode in function call.
24676 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24677 to enum type in function call.
24678 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24679 (SET_PREDICT_EXPR_OUTCOME): Define.
24680 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24681 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24682 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24683 (dump_function): Likewise.
24684 * tree-dump.h: Update declarations.
24685 * tree-pass.h: Update declarations.
24686 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24687 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24689 (arm_rtx_costs_1): Correct parenthesization.
24690 (arm_rtx_costs): Add casts to enum type.
24691 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24692 (vfp_emit_fstmd): Use add_rg_note.
24693 (emit_multi_reg_push, emit_sfm): Likewise.
24694 (thumb_set_frame_pointer): Likewise.
24695 (arm_expand_prologue): Likewise.
24696 (arm_regno_class): Change return type to enum reg_class.
24697 (thumb1_expand_prologue): Use add_reg_note.
24698 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24699 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24701 * config/arm/gentune.sh: Add cast to enum type.
24702 * config/arm/arm-tune.md: Rebuild.
24703 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24704 (ix86_split_fp_branch, predict_jump): Likewise.
24705 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24706 insn_code to enum rtx_code.
24707 (ix86_builtin_vectorized_function): Add cast to enum type.
24708 * config/i386/i386.md (truncdfsf2): Change slot to enum
24710 (truncxf<mode>2, isinf<mode>2): Likewise.
24711 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24713 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24714 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24715 (insert_bundle_state): Change 1 to INSERT in function call.
24716 (ia64_add_bundle_selector_before): Likewise.
24717 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24718 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24719 (restore_stack_nonlocal): Likewise.
24720 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24722 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24724 (mips_rtx_costs): Likewise.
24725 (mips_override_options): Add casts to enum type.
24726 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24728 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24729 (store_reg, set_reg_plus_d): Likewise.
24730 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24731 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24733 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24735 (emit_unlikely_jump): Use add_reg_note.
24736 (rs6000_emit_allocate_stack): Likewise.
24737 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24738 (output_toc): Change 1 to INSERT in function call.
24739 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24740 (rs6000_initialize_trampoline): Likewise.
24741 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24743 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24744 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24745 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24746 (save_gprs): Use add_reg_note.
24747 (s390_emit_prologue): Likewise.
24748 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24749 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24750 (sparc_fold_builtin): Add cast to enum type.
24751 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24753 (spu_expand_prologue): Use add_reg_note.
24754 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24756 2009-04-20 Ian Lance Taylor <iant@google.com>
24758 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24759 (c_parser_postfix_expression_after_primary): Get VEC for list of
24760 arguments. Get original types of arguments. Call
24761 build_function_call_vec.
24762 (cached_expr_list_1, cached_expr_list_2): New static variables.
24763 (c_parser_expr_list): Change return type to VEC *. Add
24764 p_orig_types parameter. Change all callers.
24765 (c_parser_release_expr): New static function.
24766 (c_parser_vec_to_tree_list): New static function.
24767 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24768 call build_function_call_vec.
24769 (build_function_call_vec): New function, based on old
24770 build_function_call.
24771 (convert_arguments): Remove nargs and argarray parameters. Change
24772 values to a VEC. Add origtypes parameter.
24773 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24774 (convert_for_assignment): Add origtype parameter. Change all
24775 callers. If warn_cxx_compat, check for conversion to an enum
24776 type when calling a function.
24777 (store_init_value): Add origtype parameter. Change all callers.
24778 (digest_init): Likewise.
24779 (struct init_node): Add origtype field.
24780 (add_pending_init): Add origtype parameter. Change all callers.
24781 (output_init_element): Likewise.
24782 (output_pending_init_elements): Pass origtype from init_node to
24783 output_init_element.
24784 (process_init_element): Pass origtype from c_expr to
24785 output_init_element.
24786 (c_finish_return): Add origtype parameter. Change all callers.
24787 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24789 (sync_resolve_params): Likewise.
24790 (sync_resolve_return): Change params to first_param. Change caller.
24791 (resolve_overloaded_builtins): Change params to VEC *. Change
24792 callers. Save first parameter around call to build_function_call_vec.
24793 * c-decl.c (finish_decl): Add origtype parameter. Change all
24794 callers. Call build_function_call_vec rather than
24795 build_function_call for cleanup.
24796 * c-tree.h: Update declarations.
24797 * c-common.h: Update declarations.
24798 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24799 params to first_param.
24800 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24801 params parameter from tree to void *.
24802 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24803 Change arglist parameter to have type void *, and to be a pointer
24805 * config/rs6000/rs6000-protos.h
24806 (altivec_resolve_overloaded_builtin): Update declaration.
24807 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24808 fnargs parameter to have type void *, and to be a pointer to a
24809 VEC. Call build_function_call_vec instead of
24810 build_function_call.
24811 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24813 2009-04-20 Joey Ye <joey.ye@intel.com>
24814 Xuepeng Guo <xuepeng.guo@intel.com>
24815 H.J. Lu <hongjiu.lu@intel.com>
24817 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24819 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24820 (IX86_LEA_PRIORITY): Likewise.
24821 (distance_non_agu_define): New function.
24822 (distance_agu_use): Likewise.
24823 (ix86_lea_for_add_ok): Likewise.
24824 (ix86_dep_by_shift_count): Likewise.
24826 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24827 should split for LEA.
24829 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24831 (ix86_dep_by_shift_count): Likewise.
24833 2009-04-20 Richard Guenther <rguenther@suse.de>
24835 * expr.c (handled_component_p): Move ...
24836 * tree.h (handled_component_p): ... here.
24837 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24838 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24839 and REALPART_EXPR to be in one group.
24841 2009-04-20 Richard Guenther <rguenther@suse.de>
24843 * basic-block.h (get_all_dominated_blocks): Declare.
24844 * dominance.c (get_all_dominated_blocks): New function.
24845 * tree-cfg.c (get_all_dominated_blocks): Remove.
24846 (remove_edge_and_dominated_blocks): Adjust.
24847 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24848 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24849 instead of recursing.
24851 2009-04-20 Doug Kwan <dougkwan@google.com>
24853 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24854 (struct cgraph_node_set_def): New type.
24855 (cgraph_node_set) New type. Also declare vector functions.
24856 (struct cgraph_node_set_element_def): New type.
24857 (cgraph_node_set_element): Ditto.
24858 (cgraph_node_set_iterator): New iterator type.
24859 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24860 cgraph_node_set_remove, dump_cgraph_node_set,
24861 debug_cgraph_node_set): New prototypes.
24862 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24863 cgraph_node_set_size): New inlines.
24864 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24865 including cgraph.h.
24866 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24867 argument to function 'write_summary'.
24868 * ipa.c: Include ggc.h.
24869 (hash_cgraph_node_set_element,
24870 eq_cgraph_node_set_element, cgraph_node_set_new,
24871 cgraph_node_set_add, cgraph_node_set_remove,
24872 cgraph_node_set_find, dump_cgraph_node_set,
24873 debug_cgraph_node_set): New functions.
24874 * Makefile.in (ipa.o): Add dependency on GGC_H.
24876 2009-04-20 Ira Rosen <irar@il.ibm.com>
24878 PR tree-optimization/39675
24879 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24880 check of the return code of vect_schedule_slp. Check that
24881 stmt_vec_info still exists for the statement, before checking its
24882 vectorization type.
24884 2009-04-20 Michael Matz <matz@suse.de>
24886 * Makefile.in (generated_files): Take out $(simple_generated_c).
24888 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24890 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24891 (UINTPTR_TYPE): Likewise.
24893 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24896 * c-typeck.c (digest_init): Check for initializing an array with a
24899 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24902 * c-semantics.c (pop_stmt_list): Propagate
24903 STATEMENT_LIST_HAS_LABEL to parent statement list.
24905 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24907 * config/mips/mips.h (mips_tune_attr): New macro.
24908 * config/mips/mips.md (cpu): Use it.
24910 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24913 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24916 2009-04-19 Diego Novillo <dnovillo@google.com>
24918 * toplev.c (compile_file): Move call to coverage_finish ...
24919 * cgraphunit.c (ipa_passes): ... here.
24920 Call cgraph_process_new_functions.
24921 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24922 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24924 2009-04-19 Jan Hubicka <jh@suse.cz>
24926 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24928 (dump_cgraph_node): Dump can throw external flag.
24929 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24931 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24935 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24936 * common.opt (Wlogical-op): Move from here...
24937 * c.opt (Wlogical-op): ... to here.
24938 * c-typeck.c (parser_build_binary_op): Update call to
24939 warn_logical_operator.
24940 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24942 * c-common.c (warn_logical_op): Update.
24943 * c-common.h (warn_logical_op): Update declaration.
24945 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24947 * tree.c (protected_set_expr_location): Fix formatting.
24949 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24952 * c-typeck.c (readonly_warning): new.
24953 (build_unary_op, build_modify_expr): Use readonly_warning for
24954 storing into something readonly but not const-qualified.
24956 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24959 * c-typeck.c (build_unary_op): Check for taking address of
24960 expression of type void.
24962 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24965 * c-typeck.c (build_function_call): Check for calling a function
24966 with qualified void return types. Call require_complete_type when
24969 2009-04-18 Jan Hubicka <jh@suse.cz>
24971 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24973 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24974 can_throw_external flag.
24975 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24976 * ipa-pure-const.c (ignore_edge): New function.
24977 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24978 only over can_throw_external edges.
24979 (local_pure_const): Add nothrow flag.
24980 * ipa-utils.c (searchc): Add ignore_edge callback.
24981 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24982 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24983 (set_nothrow_function_flags): Update cgraph.
24984 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24986 2009-04-18 Richard Guenther <rguenther@suse.de>
24988 PR middle-end/39804
24989 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24990 (fold_stmt): ... this and ...
24991 (fold_stmt_inplace): ... this.
24992 (fold_stmt_1): Fold references in calls and asms.
24993 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24995 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24997 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24998 * tree.h: Remove the prototype for ssa_name_nonzero_p.
25000 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25002 * tree.c (function_args_count): Remove.
25003 * tree.h: Remove the prototype for function_args_count.
25005 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25007 * tree-iterator.c (expr_only): Remove.
25008 * tree.h: Remove the prototype for expr_only.
25010 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25012 * reginfo.c (cannot_change_mode_set_regs): Remove.
25013 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
25015 2009-04-08 Anatoly Sokolov <aesok@post.ru>
25017 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
25018 whether operands 0 and 1 overlaps.
25020 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
25022 PR middle-end/36902
25023 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
25024 pointer. Use warning_at instead of warning.
25025 (search_for_addr_array): Likewise.
25026 (check_array_bounds): Likewise.
25027 (check_all_array_refs): Check that the incoming edge is not in the
25028 list of edges to be removed.
25029 (check_all_array_refs): Avoid the temporal pointer.
25030 (vrp_visit_cond_stmt): Fix typo.
25031 (simplify_switch_using_ranges): Handle the case where the switch
25032 index is an integer constant.
25034 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
25036 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
25038 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25040 * doc/extend.texi, doc/invoke.texi: Fix typos.
25042 2009-04-17 Cary Coutant <ccoutant@google.com>
25044 * tree-flow-inline.h (get_lineno): Fix inverted test.
25046 2009-04-17 Diego Novillo <dnovillo@google.com>
25048 * tree-ssa-pre.c (create_expression_by_pieces): Remove
25049 assertion for AVAIL_OUT.
25051 2009-04-17 Mike Frysinger <vapier@gentoo.org>
25054 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
25055 * config/sh/linux-atomic.asm: Likewise.
25057 2009-04-17 Diego Novillo <dnovillo@google.com>
25059 * except.c (debug_eh_tree): New.
25060 (struct eh_region, struct eh_status): Move ...
25061 * except.h: ... here.
25062 (add_type_for_runtime): Declare extern.
25063 (lookup_type_for_runtime): Likewise.
25064 (debug_eh_tree): Declare.
25065 * Makefile.in (GTFILES): List except.h before except.c
25067 2009-04-17 Diego Novillo <dnovillo@google.com>
25069 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
25070 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
25071 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
25072 (find_vars_r): ... here.
25073 * tree-flow.h (find_referenced_vars_in): Declare.
25074 * tree-ssa-pre.c (create_expression_by_pieces): Assert
25075 that AVAIL_OUT exists for BLOCK.
25076 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
25077 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
25078 (tree-parloops.o): Likewise.
25080 2009-04-17 Simon Baldwin <simonb@google.com>
25082 * toplev.c (default_tree_printer): Add handling for %E format.
25084 2009-04-17 Diego Novillo <dnovillo@google.com>
25086 * tree-pretty-print.c (dump_generic_node): Add break after
25087 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
25088 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
25089 FUNCTION_TYPE together. Call print_struct_decl when printing
25090 structures and TDF_SLIM is not given.
25091 (print_struct_decl): Fix logic for detecting recursion.
25093 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25096 * gcc.c (create_at_file): New.
25097 (compile_input_file_p): New.
25098 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
25099 * main.c (main): Update call to toplev_main.
25100 * toplev.c (toplev_main): Change signature. Call expandargv.
25101 * toplev.h (toplev_main): Change signature.
25103 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25105 * dwarf2out.c (field_byte_offset): Use the type size as the field size
25106 if the latter is not constant.
25108 2009-04-17 David Edelsohn <edelsohn@gnu.org>
25110 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
25112 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25114 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
25115 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25117 2009-04-17 Richard Guenther <rguenther@suse.de>
25119 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25120 Handle component references view-converting an invariant address.
25122 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
25124 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
25125 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
25126 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
25127 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
25128 Use @deftypevr rather than @deftypevar.
25130 2009-04-17 Richard Guenther <rguenther@suse.de>
25132 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
25133 (get_prop_source_stmt): Likewise.
25134 (can_propagate_from): Likewise.
25136 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
25138 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
25139 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
25140 (--with-multilib-list): Add default value.
25141 * configure: Regenerate.
25142 * Makefile.in (TM_ENDIAN_CONFIG): Define.
25143 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
25144 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
25145 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
25146 Don't add default cpu to multilib list unnecessarily, but do enable
25147 the relevant compiler option..
25148 Add support for --with-multilib-list=<blank> and
25149 --with-multilib-list=!<somelib> to supress unwanted multilibs.
25150 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
25151 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
25152 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
25153 TM_MULTILIB_CONFIG.
25154 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
25155 (MULTILIB_OSDIRNAMES): New variable.
25156 * config/sh/t-1e: Delete file.
25157 * config/sh/t-mlib-sh1: Delete file.
25158 * config/sh/t-mlib-sh2: Delete file.
25159 * config/sh/t-mlib-sh2a: Delete file.
25160 * config/sh/t-mlib-sh2a-nofpu: Delete file.
25161 * config/sh/t-mlib-sh2a-single: Delete file.
25162 * config/sh/t-mlib-sh2a-single-only: Delete file.
25163 * config/sh/t-mlib-sh2e: Delete file.
25164 * config/sh/t-mlib-sh3e: Delete file.
25165 * config/sh/t-mlib-sh4: Delete file.
25166 * config/sh/t-mlib-sh4-nofpu: Delete file.
25167 * config/sh/t-mlib-sh4-single: Delete file.
25168 * config/sh/t-mlib-sh4-single-only: Delete file.
25169 * config/sh/t-mlib-sh4a: Delete file.
25170 * config/sh/t-mlib-sh4a-nofpu: Delete file.
25171 * config/sh/t-mlib-sh4a-single: Delete file.
25172 * config/sh/t-mlib-sh4a-single-only: Delete file.
25173 * config/sh/t-mlib-sh4al: Delete file.
25174 * config/sh/t-mlib-sh5-32media: Delete file.
25175 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
25176 * config/sh/t-mlib-sh5-64media: Delete file.
25177 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
25178 * config/sh/t-mlib-sh5-compact: Delete file.
25179 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
25180 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
25181 * doc/install.texi (Options specification): Add
25182 --with-multilib-list and --with-endian.
25184 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25186 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
25188 (OBJS-common): Add plugin-version.o.
25189 (plugin-version.o): New.
25190 * gcc-plugin.h (plugin_gcc_version): New.
25191 (plugin_default_version_check): New.
25192 (plugin_init_func, plugin_init): Add version argument.
25193 * plugin-version.c: New.
25194 * plugin.c (str_plugin_gcc_version_name): New.
25195 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
25196 pass it to the init function.
25197 (plugin_default_version_check): New.
25199 2009-04-17 Richard Guenther <rguenther@suse.de>
25201 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
25202 for decl-vs-decl disambiguation.
25204 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
25206 * config/s390/s390.h (s390_tune_attr): New macro definition.
25207 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
25209 2009-04-17 Richard Guenther <rguenther@suse.de>
25211 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
25212 (fold_stmt_r): Likewise.
25213 (maybe_fold_reference): New function.
25214 (fold_gimple_assign): Handle cases fold_stmt_r did.
25215 (fold_stmt): Do not use fold_stmt_r.
25216 (fold_stmt_inplace): Likewise.
25218 2009-04-17 Richard Guenther <rguenther@suse.de>
25220 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
25221 (record_equivalences_from_stmt): Remove useless checks and
25223 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
25224 the type is already suitable.
25226 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
25228 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
25230 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
25232 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
25233 (CMPtype): Define as __gcc_CMPtype.
25235 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
25237 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
25238 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
25240 2009-04-17 Richard Guenther <rguenther@suse.de>
25242 PR tree-optimization/39746
25243 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
25244 special-casing for builtins and static variable use/def.
25245 (call_may_clobber_ref_p_1): Likewise.
25247 2009-04-16 Ian Lance Taylor <iant@google.com>
25249 * df.h: Include "timevar.h".
25250 (struct df_problem): Change tv_id field to timevar_id_t.
25251 * tree-pass.h: Include "timevar.h".
25252 (struct opt_pass): Change tv_id field to timevar_id_t.
25253 * timevar.h (timevar_id_t): Define TV_NONE.
25254 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
25255 TV_NONE rather than tv_id != 0.
25256 (execute_one_pass): Likewise.
25257 * Makefile.in (DF_H): Add $(TIMEVAR_H).
25258 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25259 dependencies to $(TREE_PASS_H).
25260 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
25262 (pass_branch_target_load_optimize2): Likewise.
25263 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
25264 (pass_outof_cfg_layout_mode): Likewise.
25265 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
25266 (pass_rebuild_cgraph_edges): Likewise.
25267 (pass_remove_cgraph_callee_edges): Likewise.
25268 * df-core.c (pass_df_initialize_opt): Likewise.
25269 (pass_df_initialize_no_opt): Likewise.
25270 (pass_df_finish): Likewise.
25271 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
25272 * except.c (pass_set_nothrow_function_flags): Likewise.
25273 (pass_convert_to_eh_region_ranges): Likewise.
25274 * final.c (pass_compute_alignments): Likewise.
25275 * function.c (pass_instantiate_virtual_regs): Likewise.
25276 (pass_init_function): Likewise.
25277 (pass_leaf_regs): Likewise.
25278 (pass_match_asm_constraints): Likewise.
25279 * gimple-low.c (pass_lower_cf): Likewise.
25280 (pass_mark_used_blocks): Likewise.
25281 * init-regs.c (pass_initialize_regs): Likewise.
25282 * integrate.c (pass_initial_value_sets): Likewise.
25283 * ira.c (pass_ira): Likewise.
25284 * jump.c (pass_cleanup_barriers): Likewise.
25285 * omp-low.c (pass_expand_omp): Likewise.
25286 (pass_lower_omp): Likewise.
25287 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
25288 * recog.c (pass_split_all_insns): Likewise.
25289 (pass_split_after_reload): Likewise.
25290 (pass_split_before_regstack): Likewise.
25291 (pass_split_before_sched2): Likewise.
25292 (pass_split_for_shorten_branches): Likewise.
25293 * reginfo.c (pass_reginfo_init): Likewise.
25294 (pass_subregs_of_mode_init): Likewise.
25295 (pass_subregs_of_mode_finish): Likewise.
25296 * passes.c (pass_postreload): Likewise.
25297 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
25298 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
25299 (pass_warn_function_return): Likewise.
25300 (pass_warn_function_noreturn): Likewise.
25301 * tree-complex.c (pass_lower_complex): Likewise.
25302 (pass_lower_complex_O0): Likewise.
25303 * tree-if-conv.c (pass_if_conversion): Likewise.
25304 * tree-into-ssa.c (pass_build_ssa): Likewise.
25305 * tree-mudflap.c (pass_mudflap_1): Likewise.
25306 (pass_mudflap_2): Likewise.
25307 * tree-nomudflap.c (pass_mudflap_1): Likewise.
25308 (pass_mudflap_2): Likewise.
25309 * tree-nrv.c (pass_return_slot): Likewise.
25310 * tree-object-size.c (pass_object_sizes): Likewise.
25311 * tree-optimize.c (pass_all_optimizations): Likewise.
25312 (pass_early_local_passes): Likewise.
25313 (pass_all_early_optimizations): Likewise.
25314 (pass_cleanup_cfg): Likewise.
25315 (pass_cleanup_cfg_post_optimizing): Likewise.
25316 (pass_free_datastructures): Likewise.
25317 (pass_free_cfg_annotations): Likewise.
25318 (pass_fixup_cfg): Likewise.
25319 (pass_init_datastructures): Likewise.
25320 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
25321 (pass_late_warn_uninitialized): Likewise.
25322 (pass_update_address_taken): Likewise.
25323 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
25324 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
25325 (pass_cse_sincos): Likewise.
25326 (pass_convert_to_rsqrt): Likewise.
25327 * tree-ssa-structalias.c (pass_build_alias): Likewise.
25328 * tree-stdarg.c (pass_stdarg): Likewise.
25329 * tree-tailcall.c (pass_tail_recursion): Likewise.
25330 (pass_tail_calls): Likewise.
25331 * tree-vect-generic.c (pass_lower_vector): Likewise.
25332 (pass_lower_vector_ssa): Likewise.
25333 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
25335 2009-04-16 Joseph Myers <joseph@codesourcery.com>
25337 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
25339 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
25341 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
25342 logical and signext.
25344 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
25347 * config/sh/predicates.md (arith_operand): Check if the operand
25348 of TRUNCATE is a REG.
25350 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25352 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
25353 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
25355 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25357 * tree-iterator.c (tsi_split_statement_list_after,
25358 tsi_split_statement_list_before): Remove.
25359 * tree-iterator.h: Remove the prototypes for
25360 tsi_split_statement_list_after and tsi_split_statement_list_before.
25362 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25364 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
25365 * tree-ssa-propagate.h: Remove the prototype for
25366 stmt_makes_single_load.
25368 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25370 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
25371 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25373 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25375 * tree-iterator.c (EXPR_LAST_BODY): Remove.
25377 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25379 * except.c (eh_region_outer_p): Remove.
25380 * except.h: Remove the prototype for eh_region_outer_p.
25382 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25384 * function.c (current_function_assembler_name): Remove.
25385 * function.h: Remove the prototype for
25386 current_function_assembler_name.
25388 2009-04-16 Ian Lance Taylor <iant@google.com>
25390 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
25391 (add_reg_note): Call alloc_reg_note.
25392 * rtl.h (alloc_reg_note): Declare.
25393 * combine.c (try_combine): Use alloc_reg_note.
25394 (recog_for_combine, move_deaths): Likewise.
25395 (distribute_notes): Use alloc_reg_note and add_reg_note.
25396 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
25397 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
25398 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
25400 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
25402 PR rtl-optimization/39762
25403 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
25404 ira_may_move_out_cost): Add comments about way of their usage.
25405 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
25407 * ira-conflicts.c (process_regs_for_copy): Use function
25408 ira_get_register_move_cost instead of global
25409 ira_register_move_cost.
25411 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
25412 color_pass, move_spill_restore, update_curr_costs): Ditto.
25414 * ira-lives.c (process_single_reg_class_operands): Ditto.
25416 * ira-emit.c (emit_move_list): Ditto.
25418 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
25419 (record_reg_classes): Ditto. Use functions
25420 ira_get_register_move_cost and ira_get_may_move_cost instead of
25421 global vars ira_register_move_cost, ira_may_move_out_cost and
25422 ira_may_move_in_cost.
25423 (record_address_regs): Don't call ira_init_register_move_cost.
25424 Use function ira_get_may_move_cost instead of global
25425 ira_may_move_in_cost.
25426 (process_bb_node_for_hard_reg_moves): Use function
25427 ira_get_register_move_cost instead of global ira_register_move_cost.
25428 (ira_costs): Don't call ira_init_register_move_cost.
25430 2009-04-16 Richard Guenther <rguenther@suse.de>
25432 * tree-cfg.c (verify_gimple_assign_binary):
25433 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25434 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25435 (create_general_new_stmt): Note that this function is broken.
25437 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25439 * common.opt (fhelp): Add Var(help_flag).
25440 * gcc-plugin.h (plugin_info): Add help.
25441 * plugin.c (plugin_name_args): Add help.
25442 (register_plugin_info): Set plugin->help.
25443 (print_help_one_plugin): New.
25444 (print_plugins_help): New.
25445 * plugin.h (print_plugins_help): New.
25446 * toplev.c (toplev_main): Call print_plugins_help if needed.
25448 2009-04-16 Richard Guenther <rguenther@suse.de>
25450 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25451 (gimple_ior_addresses_taken_1): New function.
25452 (gimple_ior_addresses_taken): Likewise.
25453 * gimple.h (struct gimple_statement_with_ops_base): Remove
25454 addresses_taken member.
25455 (gimple_ior_addresses_taken): Declare.
25456 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25457 gimple_set_addresses_taken): Remove.
25458 * ipa-reference.c (mark_address): New function.
25459 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25460 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25461 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25462 (gimple_add_to_addresses_taken): Remove.
25463 (get_tmr_operands): Call mark_address_taken.
25464 (get_asm_expr_operands): Likewise.
25465 (get_expr_operands): Likewise.
25466 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25467 (free_stmt_operands): Do not free it.
25468 * tree-ssa.c (delete_tree_ssa): Likewise.
25469 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25471 2009-04-16 Richard Guenther <rguenther@suse.de>
25473 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25474 (walk_stmt_load_store_ops): Likewise.
25475 * gimple.c (get_base_loadstore): New function.
25476 (walk_stmt_load_store_addr_ops): Likewise.
25477 (walk_stmt_load_store_ops): Likewise.
25478 * ipa-pure-const.c (check_op): Simplify.
25479 (check_load, check_store): New functions.
25480 (check_stmt): Use walk_stmt_load_store_ops.
25481 * ipa-reference.c (mark_load): Adjust signature.
25482 (mark_store): Likewise.
25483 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25485 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25487 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25488 (plugin_info): New.
25489 * opts.c (common_handle_option): Don't call print_version.
25490 * plugin.c (plugin_name_args): Add version.
25491 (register_plugin_info): New.
25492 (register_callback): Handle PLUGIN_INFO.
25493 (try_init_one_plugin): New.
25494 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25496 (finalize_one_plugin): New.
25497 (finalize_plugins): New.
25498 (print_one_plugin): New.
25499 (print_plugins_versions): New.
25500 * plugin.h (print_plugins_versions): New.
25501 (finalize_plugins): New.
25502 * toplev.c (compile_file): Don't call initialize_plugins.
25503 (print_version): Call print_plugins_versions.
25504 (toplev_main): Call initialize_plugins. Print version if needed.
25505 Call finalize_plugins.
25507 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25509 * common.opt (fversion): New.
25510 * gcc.c (print_version): New.
25511 (process_command): Don't print the version. Just set print_version.
25512 (main): Print version. Call subprocesses if print_version and
25513 verbose_flag are set.
25514 * opts.c (common_handle_option): Handle OPT_fversion.
25516 2009-04-16 Richard Guenther <rguenther@suse.de>
25517 Ira Rosen <irar@il.ibm.com>
25519 PR tree-optimization/39698
25520 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25521 type of the reduction variable. Only generate the def if
25524 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25525 make sure to first convert to an integer of the same precision.
25526 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25527 the type of the evolution correctly in computing the new
25528 induction variable base.
25530 2009-04-16 Richard Guenther <rguenther@suse.de>
25532 PR middle-end/39625
25533 * tree-cfg.c (make_blocks): Split statements with to-be
25534 abnormal SSA names on the lhs.
25536 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25538 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25539 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25540 * c-typeck.c (really_start_incremental_init): Likewise.
25541 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25542 (TARGET_INITIALIZER): Remove it.
25543 * target.h (struct target): Remove vector_opaque_p.
25544 * tree.c (build_opaque_vector_type): New.
25545 * tree.h (TYPE_VECTOR_OPAQUE): New.
25546 (build_opaque_vector_type): Declare.
25547 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25548 * config/rs6000/rs6000.c (build_opaque_vector_type,
25549 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25550 (rs6000_init_builtins): Use build_opaque_vector_type for
25551 opaque_V4SI_type_node.
25553 2009-04-15 Catherine Moore <clm@codesourcery.com>
25555 * debug.h (set_name): Declare.
25556 * dwarf2out.c (dwarf2out_set_name): Declare.
25557 (dwarf2_debug_hooks): Add set_name.
25558 (find_AT_string): New.
25559 (add_AT_string): Call find_AT_string.
25560 (dwarf2out_set_name): New.
25561 * cp/decl.c (grokdeclarator): Call set_name.
25562 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25563 * debug.c (do_nothing_debug_hooks): Likewise.
25564 * dbxout.c (dbx_debug_hooks): Likewise.
25565 * sdbout.c (sdb_debug_hooks): Likewise.
25567 2009-04-15 Michael Eager <eager@eagercon.com>
25569 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25570 reg for single-precision FPU.
25571 * config/rs6000/rs6000.md (movsi_internal1): Only for
25572 !TARGET_SINGLE_FPU.
25573 (movsi_internal1_single): New. Add pattern to move SI values to/from
25574 single-precision FP regs.
25576 2009-04-15 Richard Guenther <rguenther@suse.de>
25578 * omp-low.c (lower_rec_input_clauses): Build correct address
25580 (expand_omp_for_generic): Fix multiplication type.
25581 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25582 (generate_memset_zero): Fix types.
25583 * tree-profile.c (prepare_instrumented_value): Correctly
25586 2009-04-15 Ian Lance Taylor <iant@google.com>
25588 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25589 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25590 for -Wall and for -Wc++-compat.
25591 (c_common_post_options): For C++, set warn_enum_compare if not
25593 * c-tree.h (struct c_expr): Add field original_type.
25594 (build_external_ref): Update declaration.
25595 * c-parser.c (c_parser_braced_init): Set original_type.
25596 (c_parser_initelt): Likewise.
25597 (c_parser_expr_no_commas): Likewise.
25598 (c_parser_conditional_expression): Likewise.
25599 (c_parser_cast_expression): Likewise.
25600 (c_parser_unary_expression): Likewise. Pull setting of
25601 original_code to top of function.
25602 (c_parser_sizeof_expression): Set original_type.
25603 (c_parser_alignof_expression): Likewise.
25604 (c_parser_postfix_expression): Likewise. Pull setting of
25605 original_code to top of function.
25606 (c_parser_postfix_expression_after_paren_type): Set original_type.
25607 (c_parser_postfix_expression_after_primary): Likewise.
25608 (c_parser_expression): Likewise.
25609 * c-typeck.c (build_external_ref): Add type parameter. Change all
25611 (c_expr_sizeof_expr): Set original_type field.
25612 (parser_build_unary_op): Likewise.
25613 (parser_build_binary_op): Likewise. Optionally warn about
25614 comparisons of enums of different types.
25615 (digest_init): Set original_type field.
25616 (really_start_incremental_init): Likewise.
25617 (push_init_level, pop_init_level): Likewise.
25618 * doc/invoke.texi (Warning Options): -Wenum-compare now
25621 2009-04-15 Richard Guenther <rguenther@suse.de>
25623 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25624 out a necessary conversion.
25625 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25626 names we didn't value number.
25627 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25629 2009-04-15 Richard Guenther <rguenther@suse.de>
25631 PR tree-optimization/39764
25632 * tree-ssa-ccp.c (get_value): Canonicalize value with
25633 canonicalize_float_value.
25635 2009-04-15 Jan Hubicka <jh@suse.cz>
25637 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25638 Wrong version of patch.
25640 2009-04-15 Jan Hubicka <jh@suse.cz>
25642 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25644 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25646 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25647 our distinct integral and vector types.
25649 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25651 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25652 * init.c (build_vtbl_address): Remove call to assemble_external.
25654 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25656 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25657 output for other floating point modes.
25659 2009-04-14 Diego Novillo <dnovillo@google.com>
25661 * diagnostic.c (diagnostic_report_diagnostic): Do not
25662 warn about loaded plugins for DK_ERROR and DK_WARNING.
25663 * c-decl.c (declspecs_add_type): Move call to
25664 invoke_plugin_callbacks ...
25665 * c-parser.c (c_parser_declspecs): ... here.
25666 * plugin.c (dump_active_plugins): Tidy output.
25668 2009-04-14 Diego Novillo <dnovillo@google.com>
25669 Le-Chun Wu <lcwu@google.com>
25671 * configure.ac: Add --enable-plugin support.
25672 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25673 * Makefile.in (PLUGIN_H): Define.
25674 Export ENABLE_PLUGIN and GMPINC to site.exp.
25675 Add PLUGINLIBS to link command.
25676 Add/modify dependencies for plugin.o and files including plugin.h.
25678 * config.in: Regenerate.
25680 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25683 2009-04-14 Le-Chun Wu <lcwu@google.com>
25685 * tree-pass.h (register_one_dump_file): Add a prototype for
25686 register_one_dump_file.
25687 * toplev.c (compile_file): Call initialize_plugins.
25688 (do_compile): Call invoke_plugin_callbacks.
25689 (toplev_main): Call invoke_plugin_callbacks.
25690 * common.opt: Add -fplugin= and -fplugin-arg-.
25691 * gcc-plugin.h: New public header file for plugins to include.
25692 * plugin.c: New source file.
25693 * plugin.h: New internal header file.
25694 * passes.c (register_one_dump_file): Make it external.
25696 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25698 2009-04-14 Diego Novillo <dnovillo@google.com>
25700 * doc/plugins.texi: New.
25701 * doc/gccint.texi: Add reference to Plugins chapter.
25702 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25703 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25704 loaded plugins, if any.
25705 * timevar.def (TV_PLUGIN_INIT): Define.
25706 (TV_PLUGIN_RUN): Define.
25707 * plugin.c: Include timevar.h
25708 (plugins_active_p): New.
25709 (dump_active_plugins): New.
25710 (debug_active_plugins): New.
25712 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25714 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25716 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25718 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25720 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25721 the same as a minus without a shift.
25723 2009-04-14 Nick Clifton <nickc@redhat.com>
25725 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25726 comparisons with small integers will always produce a short
25729 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25732 2008-12-19 Diego Novillo <dnovillo@google.com>
25734 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25736 2009-04-14 Richard Guenther <rguenther@suse.de>
25738 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25740 (verify_gimple_assign_binary): Likewise. Handle shifts and
25742 (verify_gimple_phi): Print the mismatched argument position.
25743 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25745 (vect_update_init_of_dr): Likewise.
25746 * matrix-reorg.c (transform_access_sites): Do what the
25748 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25750 2009-04-13 Michael Eager <eager@eagercon.com>
25752 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25753 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25754 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25755 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25756 remove duplicate config
25758 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25760 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25761 file_name:line_number type locator of the call site.
25763 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25765 * genautomata.c: Put blank after comma.
25766 (automaton_decls): New.
25767 (struct unit_usage): Add comments to member next.
25768 (store_alt_unit_usage): Keep the list ordered.
25769 (unit_present_on_list_p, equal_alternatives_p): New.
25770 (check_regexp_units_distribution): Check units distribution
25771 correctness correctly.
25772 (main): Don't write automata if error is found. Return correct
25775 * config/m68k/cf.md (cfv4_ds): Remove.
25776 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25777 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25779 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25780 power4-load-ext, power4-store, power4-store-update,
25781 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25782 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25783 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25784 power4-sqrt, power4-isync): Modify reservation to make correct
25785 unit distribution to automata.
25787 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25788 power5-store-update, power5-two, power5-three, power5-lmul,
25789 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25791 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25793 * except.c (pass_set_nothrow_function_flags): Set name and add
25795 (set_nothrow_function_flags): Mention in the dump file when
25796 changing a function to nothrow.
25798 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25801 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25802 instead of unsigned long.
25804 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25806 * config/arm/arm.c (return_used_this_function): Remove.
25807 (arm_output_function_prologue): Remove use of
25808 return_used_this_function.
25809 (output_return_instruction): Replace use of
25810 return_used_this_function
25811 by cfun->machine->return_used_this_function.
25812 (arm_output_epilogue): Likewise.
25813 (arm_output_function_epilogue): Likewise.
25814 (thumb_unexpanded_epilogue): Likewise.
25815 * config/arm/arm.h (struct machine_function):
25816 New member return_used_this_function.
25818 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25820 * doc/install.texi: Correct description of default directory for
25821 --with-gxx-include-dir.
25823 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25825 * fold-const.c (build_range_check): Properly deal with enumeral and
25826 boolean base types.
25828 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25830 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25831 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25832 * params.h (MAX_GCSE_PASSES): Remove.
25833 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25834 in sequence. Remove ability to run multiple passes.
25835 (bypass_jumps): Report run as third CPROP pass.
25837 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25839 PR middle-end/39651
25840 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25841 when deciding whether the whole SEQUENCE can throw.
25843 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25846 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25847 offseted label references.
25849 2009-04-11 Jan Hubicka <jh@suse.cz>
25851 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25853 2009-04-11 Richard Guenther <rguenther@suse.de>
25855 PR middle-end/39732
25856 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25857 return variables as TREE_ADDRESSABLE.
25859 2009-04-11 Richard Guenther <rguenther@suse.de>
25861 PR tree-optimization/39713
25862 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25863 reference trees have SSA_NAME operands.
25865 2009-04-11 Richard Guenther <rguenther@suse.de>
25868 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25869 address expressions.
25871 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25873 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25874 match changes in Cygwin 1.7
25875 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25876 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25878 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25880 PR tree-optimization/39701
25881 * doc/invoke.texi (Optimization Options): Document change in
25882 meaning and initialization of -fdelete-null-pointer-checks.
25884 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25886 PR middle-end/39701
25887 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25889 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25892 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25894 2009-04-10 Chao-ying Fu <fu@mips.com>
25896 * doc/tm.texi (Instruction Output): Document
25897 TARGET_ASM_FINAL_POSTSCAN_INSN.
25898 * target.h (final_postscan_insn): New field in asm_out.
25899 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25900 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25901 * final.c (final_scan_insn): Call
25902 targetm.asm_out.final_postscan_insn after outputting
25903 an asm macro and a normal instruction.
25905 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25906 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25907 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25908 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25909 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25911 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25913 PR middle-end/39701
25914 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25915 variables as non-NULL even with -fdelete-null-pointer-checks.
25917 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25919 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25921 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25924 * config/i386/i386.c (classify_argument): Handle SCmode with
25925 (bit_offset % 64) != 0.
25927 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25929 * doc/invoke.texi (Optimize Options): Add cross-reference to
25930 -Q --help=optimizers examples.
25932 2009-04-10 Ben Elliston <bje@au.ibm.com>
25935 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25936 regalign for the reg == fpr and TDmode case.
25938 2009-04-09 David Ayers <ayers@fsfe.org>
25941 * objc/objc-act.c (warn_with_method): Remove helper function.
25942 (check_duplicates): Call warning and inform directly.
25943 (really_start_method): Likewise.
25945 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25947 * expmed.c (expand_divmod): Always use a comparison for a division
25948 by a large unsigned integer.
25950 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25951 for things others than variables or functions as nonzero.
25953 2009-04-09 Nick Clifton <nickc@redhat.com>
25955 * unwind-compat.c: Change copyright header to refer to version
25956 3 of the GNU General Public License with version 3.1 of the
25957 GCC Runtime Library Exception and to point readers at the
25958 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25959 * config/alpha/crtfastmath.c: Likewise.
25960 * config/alpha/linux-unwind.h: Likewise.
25961 * config/alpha/qrnnd.asm: Likewise.
25962 * config/alpha/vms-crt0-64.c: Likewise.
25963 * config/alpha/vms-crt0.c: Likewise.
25964 * config/alpha/vms-dwarf2.asm: Likewise.
25965 * config/alpha/vms-dwarf2eh.asm: Likewise.
25966 * config/alpha/vms-psxcrt0-64.c: Likewise.
25967 * config/alpha/vms-psxcrt0.c: Likewise.
25968 * config/alpha/vms_tramp.asm: Likewise.
25969 * config/arc/initfini.c: Likewise.
25970 * config/arc/lib1funcs.asm: Likewise.
25971 * config/arm/bpabi-v6m.S: Likewise.
25972 * config/arm/bpabi.S: Likewise.
25973 * config/arm/bpabi.c: Likewise.
25974 * config/arm/crti.asm: Likewise.
25975 * config/arm/crtn.asm: Likewise.
25976 * config/arm/ieee754-df.S: Likewise.
25977 * config/arm/ieee754-sf.S: Likewise.
25978 * config/arm/lib1funcs.asm: Likewise.
25979 * config/arm/libunwind.S: Likewise.
25980 * config/arm/linux-atomic.c: Likewise.
25981 * config/arm/mmintrin.h: Likewise.
25982 * config/arm/pr-support.c: Likewise.
25983 * config/arm/unaligned-funcs.c: Likewise.
25984 * config/arm/unwind-arm.c: Likewise.
25985 * config/arm/unwind-arm.h: Likewise.
25986 * config/avr/libgcc.S: Likewise.
25987 * config/bfin/crti.s: Likewise.
25988 * config/bfin/crtlibid.s: Likewise.
25989 * config/bfin/crtn.s: Likewise.
25990 * config/bfin/lib1funcs.asm: Likewise.
25991 * config/bfin/linux-unwind.h: Likewise.
25992 * config/cris/arit.c: Likewise.
25993 * config/cris/cris_abi_symbol.c: Likewise.
25994 * config/darwin-64.c: Likewise.
25995 * config/darwin-crt2.c: Likewise.
25996 * config/darwin-crt3.c: Likewise.
25997 * config/darwin.h: Likewise.
25998 * config/dbxelf.h: Likewise.
25999 * config/dfp-bit.c: Likewise.
26000 * config/dfp-bit.h: Likewise.
26001 * config/elfos.h: Likewise.
26002 * config/fixed-bit.c: Likewise.
26003 * config/fixed-bit.h: Likewise.
26004 * config/fp-bit.c: Likewise.
26005 * config/fp-bit.h: Likewise.
26006 * config/fr30/crti.asm: Likewise.
26007 * config/fr30/crtn.asm: Likewise.
26008 * config/fr30/lib1funcs.asm: Likewise.
26009 * config/freebsd-spec.h: Likewise.
26010 * config/frv/cmovd.c: Likewise.
26011 * config/frv/cmovh.c: Likewise.
26012 * config/frv/cmovw.c: Likewise.
26013 * config/frv/frvbegin.c: Likewise.
26014 * config/frv/frvend.c: Likewise.
26015 * config/frv/lib1funcs.asm: Likewise.
26016 * config/glibc-stdint.h: Likewise.
26017 * config/h8300/clzhi2.c: Likewise.
26018 * config/h8300/crti.asm: Likewise.
26019 * config/h8300/crtn.asm: Likewise.
26020 * config/h8300/ctzhi2.c: Likewise.
26021 * config/h8300/fixunssfsi.c: Likewise.
26022 * config/h8300/lib1funcs.asm: Likewise.
26023 * config/h8300/parityhi2.c: Likewise.
26024 * config/h8300/popcounthi2.c: Likewise.
26025 * config/i386/ammintrin.h: Likewise.
26026 * config/i386/att.h: Likewise.
26027 * config/i386/avxintrin.h: Likewise.
26028 * config/i386/biarch64.h: Likewise.
26029 * config/i386/bmmintrin.h: Likewise.
26030 * config/i386/cpuid.h: Likewise.
26031 * config/i386/cross-stdarg.h: Likewise.
26032 * config/i386/crtfastmath.c: Likewise.
26033 * config/i386/crtprec.c: Likewise.
26034 * config/i386/cygming-crtbegin.c: Likewise.
26035 * config/i386/cygming-crtend.c: Likewise.
26036 * config/i386/cygwin.asm: Likewise.
26037 * config/i386/emmintrin.h: Likewise.
26038 * config/i386/gmm_malloc.h: Likewise.
26039 * config/i386/gthr-win32.c: Likewise.
26040 * config/i386/i386.h: Likewise.
26041 * config/i386/immintrin.h: Likewise.
26042 * config/i386/linux-unwind.h: Likewise.
26043 * config/i386/linux64.h: Likewise.
26044 * config/i386/mm3dnow.h: Likewise.
26045 * config/i386/mmintrin-common.h: Likewise.
26046 * config/i386/mmintrin.h: Likewise.
26047 * config/i386/nmmintrin.h: Likewise.
26048 * config/i386/pmm_malloc.h: Likewise.
26049 * config/i386/pmmintrin.h: Likewise.
26050 * config/i386/smmintrin.h: Likewise.
26051 * config/i386/sol2-c1.asm: Likewise.
26052 * config/i386/sol2-ci.asm: Likewise.
26053 * config/i386/sol2-cn.asm: Likewise.
26054 * config/i386/sol2-gc1.asm: Likewise.
26055 * config/i386/tmmintrin.h: Likewise.
26056 * config/i386/unix.h: Likewise.
26057 * config/i386/w32-unwind.h: Likewise.
26058 * config/i386/wmmintrin.h: Likewise.
26059 * config/i386/x86-64.h: Likewise.
26060 * config/i386/x86intrin.h: Likewise.
26061 * config/i386/xmmintrin.h: Likewise.
26062 * config/ia64/crtbegin.asm: Likewise.
26063 * config/ia64/crtend.asm: Likewise.
26064 * config/ia64/crtfastmath.c: Likewise.
26065 * config/ia64/crti.asm: Likewise.
26066 * config/ia64/crtn.asm: Likewise.
26067 * config/ia64/fde-glibc.c: Likewise.
26068 * config/ia64/lib1funcs.asm: Likewise.
26069 * config/ia64/linux-unwind.h: Likewise.
26070 * config/ia64/quadlib.c: Likewise.
26071 * config/ia64/unwind-ia64.c: Likewise.
26072 * config/linux.h: Likewise.
26073 * config/m32c/m32c-lib1.S: Likewise.
26074 * config/m32c/m32c-lib2-trapv.c: Likewise.
26075 * config/m32c/m32c-lib2.c: Likewise.
26076 * config/m32r/initfini.c: Likewise.
26077 * config/m68hc11/larith.asm: Likewise.
26078 * config/m68hc11/m68hc11-crt0.S: Likewise.
26079 * config/m68k/cf.md: Likewise.
26080 * config/m68k/crti.s: Likewise.
26081 * config/m68k/crtn.s: Likewise.
26082 * config/m68k/lb1sf68.asm: Likewise.
26083 * config/m68k/linux-unwind.h: Likewise.
26084 * config/mcore/crti.asm: Likewise.
26085 * config/mcore/crtn.asm: Likewise.
26086 * config/mcore/lib1.asm: Likewise.
26087 * config/mips/linux-unwind.h: Likewise.
26088 * config/mips/loongson.h: Likewise.
26089 * config/mips/mips16.S: Likewise.
26090 * config/mmix/crti.asm: Likewise.
26091 * config/mmix/crtn.asm: Likewise.
26092 * config/pa/fptr.c: Likewise.
26093 * config/pa/hpux-unwind.h: Likewise.
26094 * config/pa/lib2funcs.asm: Likewise.
26095 * config/pa/linux-atomic.c: Likewise.
26096 * config/pa/linux-unwind.h: Likewise.
26097 * config/pa/milli64.S: Likewise.
26098 * config/pa/quadlib.c: Likewise.
26099 * config/pa/stublib.c: Likewise.
26100 * config/picochip/libgccExtras/adddi3.asm: Likewise.
26101 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
26102 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
26103 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
26104 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
26105 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
26106 * config/picochip/libgccExtras/divmod15.asm: Likewise.
26107 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
26108 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
26109 * config/picochip/libgccExtras/longjmp.asm: Likewise.
26110 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
26111 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
26112 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
26113 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
26114 * config/picochip/libgccExtras/setjmp.asm: Likewise.
26115 * config/picochip/libgccExtras/subdi3.asm: Likewise.
26116 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
26117 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
26118 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
26119 * config/rs6000/750cl.h: Likewise.
26120 * config/rs6000/altivec.h: Likewise.
26121 * config/rs6000/biarch64.h: Likewise.
26122 * config/rs6000/crtresfpr.asm: Likewise.
26123 * config/rs6000/crtresgpr.asm: Likewise.
26124 * config/rs6000/crtresxfpr.asm: Likewise.
26125 * config/rs6000/crtresxgpr.asm: Likewise.
26126 * config/rs6000/crtsavfpr.asm: Likewise.
26127 * config/rs6000/crtsavgpr.asm: Likewise.
26128 * config/rs6000/darwin-asm.h: Likewise.
26129 * config/rs6000/darwin-fallback.c: Likewise.
26130 * config/rs6000/darwin-fpsave.asm: Likewise.
26131 * config/rs6000/darwin-ldouble.c: Likewise.
26132 * config/rs6000/darwin-tramp.asm: Likewise.
26133 * config/rs6000/darwin-unwind.h: Likewise.
26134 * config/rs6000/darwin-vecsave.asm: Likewise.
26135 * config/rs6000/darwin-world.asm: Likewise.
26136 * config/rs6000/e500crtres32gpr.asm: Likewise.
26137 * config/rs6000/e500crtres64gpr.asm: Likewise.
26138 * config/rs6000/e500crtres64gprctr.asm: Likewise.
26139 * config/rs6000/e500crtrest32gpr.asm: Likewise.
26140 * config/rs6000/e500crtrest64gpr.asm: Likewise.
26141 * config/rs6000/e500crtresx32gpr.asm: Likewise.
26142 * config/rs6000/e500crtresx64gpr.asm: Likewise.
26143 * config/rs6000/e500crtsav32gpr.asm: Likewise.
26144 * config/rs6000/e500crtsav64gpr.asm: Likewise.
26145 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
26146 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
26147 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
26148 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
26149 * config/rs6000/eabi-ci.asm: Likewise.
26150 * config/rs6000/eabi-cn.asm: Likewise.
26151 * config/rs6000/eabi.asm: Likewise.
26152 * config/rs6000/linux-unwind.h: Likewise.
26153 * config/rs6000/linux64.h: Likewise.
26154 * config/rs6000/paired.h: Likewise.
26155 * config/rs6000/paired.md: Likewise.
26156 * config/rs6000/ppc64-fp.c: Likewise.
26157 * config/rs6000/ppu_intrinsics.h: Likewise.
26158 * config/rs6000/rs6000.h: Likewise.
26159 * config/rs6000/si2vmx.h: Likewise.
26160 * config/rs6000/sol-ci.asm: Likewise.
26161 * config/rs6000/sol-cn.asm: Likewise.
26162 * config/rs6000/spe.h: Likewise.
26163 * config/rs6000/spu2vmx.h: Likewise.
26164 * config/rs6000/sysv4.h: Likewise.
26165 * config/rs6000/tramp.asm: Likewise.
26166 * config/rs6000/vec_types.h: Likewise.
26167 * config/s390/linux-unwind.h: Likewise.
26168 * config/s390/tpf-unwind.h: Likewise.
26169 * config/score/crti.asm: Likewise.
26170 * config/score/crtn.asm: Likewise.
26171 * config/sh/crt1.asm: Likewise.
26172 * config/sh/crti.asm: Likewise.
26173 * config/sh/crtn.asm: Likewise.
26174 * config/sh/divtab-sh4-300.c: Likewise.
26175 * config/sh/divtab-sh4.c: Likewise.
26176 * config/sh/divtab.c: Likewise.
26177 * config/sh/lib1funcs-4-300.asm: Likewise.
26178 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
26179 * config/sh/lib1funcs.asm: Likewise.
26180 * config/sh/lib1funcs.h: Likewise.
26181 * config/sh/linux-atomic.asm: Likewise.
26182 * config/sh/linux-unwind.h: Likewise.
26183 * config/sh/shmedia.h: Likewise.
26184 * config/sh/sshmedia.h: Likewise.
26185 * config/sh/ushmedia.h: Likewise.
26186 * config/sparc/crtfastmath.c: Likewise.
26187 * config/sparc/linux-unwind.h: Likewise.
26188 * config/sparc/sol2-c1.asm: Likewise.
26189 * config/sparc/sol2-ci.asm: Likewise.
26190 * config/sparc/sol2-cn.asm: Likewise.
26191 * config/spu/divmodti4.c: Likewise.
26192 * config/spu/divv2df3.c: Likewise.
26193 * config/spu/float_disf.c: Likewise.
26194 * config/spu/float_unsdidf.c: Likewise.
26195 * config/spu/float_unsdisf.c: Likewise.
26196 * config/spu/float_unssidf.c: Likewise.
26197 * config/spu/mfc_multi_tag_release.c: Likewise.
26198 * config/spu/mfc_multi_tag_reserve.c: Likewise.
26199 * config/spu/mfc_tag_release.c: Likewise.
26200 * config/spu/mfc_tag_reserve.c: Likewise.
26201 * config/spu/mfc_tag_table.c: Likewise.
26202 * config/spu/multi3.c: Likewise.
26203 * config/spu/spu_internals.h: Likewise.
26204 * config/spu/spu_intrinsics.h: Likewise.
26205 * config/spu/spu_mfcio.h: Likewise.
26206 * config/spu/vec_types.h: Likewise.
26207 * config/spu/vmx2spu.h: Likewise.
26208 * config/stormy16/stormy16-lib2.c: Likewise.
26209 * config/svr4.h: Likewise.
26210 * config/sync.c: Likewise.
26211 * config/v850/lib1funcs.asm: Likewise.
26212 * config/vxlib-tls.c: Likewise.
26213 * config/vxlib.c: Likewise.
26214 * config/vxworks-dummy.h: Likewise.
26215 * config/xtensa/crti.asm: Likewise.
26216 * config/xtensa/crtn.asm: Likewise.
26217 * config/xtensa/ieee754-df.S: Likewise.
26218 * config/xtensa/ieee754-sf.S: Likewise.
26219 * config/xtensa/lib1funcs.asm: Likewise.
26220 * config/xtensa/lib2funcs.S: Likewise.
26221 * config/xtensa/linux-unwind.h: Likewise.
26222 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
26223 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
26224 * coretypes.h: Likewise.
26225 * crtstuff.c: Likewise.
26226 * defaults.h: Likewise.
26227 * dwarf2.h: Likewise.
26228 * emutls.c: Likewise.
26229 * gbl-ctors.h: Likewise.
26230 * gcov-io.h: Likewise.
26231 * ginclude/float.h: Likewise.
26232 * ginclude/iso646.h: Likewise.
26233 * ginclude/stdarg.h: Likewise.
26234 * ginclude/stdbool.h: Likewise.
26235 * ginclude/stddef.h: Likewise.
26236 * ginclude/stdfix.h: Likewise.
26237 * ginclude/stdint-gcc.h: Likewise.
26238 * ginclude/tgmath.h: Likewise.
26239 * gthr-aix.h: Likewise.
26240 * gthr-dce.h: Likewise.
26241 * gthr-gnat.c: Likewise.
26242 * gthr-gnat.h: Likewise.
26243 * gthr-lynx.h: Likewise.
26244 * gthr-mipssde.h: Likewise.
26245 * gthr-nks.h: Likewise.
26246 * gthr-posix.c: Likewise.
26247 * gthr-posix.h: Likewise.
26248 * gthr-posix95.h: Likewise.
26249 * gthr-rtems.h: Likewise.
26250 * gthr-single.h: Likewise.
26251 * gthr-solaris.h: Likewise.
26252 * gthr-tpf.h: Likewise.
26253 * gthr-vxworks.h: Likewise.
26254 * gthr-win32.h: Likewise.
26255 * gthr.h: Likewise.
26256 * libgcc2.c: Likewise.
26257 * libgcc2.h: Likewise.
26258 * libgcov.c: Likewise.
26259 * tsystem.h: Likewise.
26260 * typeclass.h: Likewise.
26261 * unwind-c.c: Likewise.
26262 * unwind-compat.h: Likewise.
26263 * unwind-dw2-fde-compat.c: Likewise.
26264 * unwind-dw2-fde-darwin.c: Likewise.
26265 * unwind-dw2-fde-glibc.c: Likewise.
26266 * unwind-dw2-fde.c: Likewise.
26267 * unwind-dw2-fde.h: Likewise.
26268 * unwind-dw2.c: Likewise.
26269 * unwind-dw2.h: Likewise.
26270 * unwind-generic.h: Likewise.
26271 * unwind-pe.h: Likewise.
26272 * unwind-sjlj.c: Likewise.
26273 * unwind.inc: Likewise.
26274 * config/arm/neon-gen.ml: Change generated copyright header to
26275 refer to version 3 of the GNU General Public License with
26276 version 3.1 of the GCC Runtime Library Exception and to point
26277 readers at the COPYING3 and COPYING3.RUNTIME files and the
26278 FSF's license web page.
26279 * config/arm/arm_neon.h: Regenerate.
26281 2009-04-09 Jakub Jelinek <jakub@redhat.com>
26283 * config/cris/cris.md: Change copyright header to refer to version
26284 3 of the GNU General Public License.
26285 * doc/install.texi2html: Change copyright header to refer to version
26286 3 of the GNU General Public License and to point readers at the
26287 COPYING3 file and the FSF's license web page.
26288 * config/vax/linux.h: Likewise.
26290 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26292 * config/i386/i386.md (cmpcc): New.
26293 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
26294 (sync_compare_and_swap_cc*): Delete.
26296 * config/s390/s390.c (s390_compare_emitted): Remove.
26297 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
26298 s390_compare_emitted used to be handled. Assert that modes match.
26299 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
26300 refer to sync_compare_and_swap_ccsi.
26301 * config/s390/s390.h (s390_compare_emitted): Remove.
26302 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
26303 instead of s390_compare_emitted.
26304 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
26305 instead of s390_compare_emitted.
26306 * config/s390/s390.md (cmpcc): New.
26307 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
26308 CC_REGNUM, do not pretend it's set.
26309 (sync_compare_and_swap_cc*): Delete.
26310 * config/s390/predicates.md (cc_reg_operand): New.
26312 * expr.c (sync_compare_and_swap_cc): Delete.
26313 * optabs.h (sync_compare_and_swap_cc): Delete.
26314 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
26315 is being used with can_compare_p.
26316 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
26317 (find_cc_set): New.
26318 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
26319 look for a MODE_CC set instead. Use emit_store_flag.
26320 (expand_compare_and_swap_loop): Likewise, with some additional
26321 complication to avoid a force_reg when useless. Use
26322 emit_cmp_and_jump_insns.
26323 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
26324 * doc/md.texi (sync_compare_and_swap_cc): Merge with
26325 sync_compare_and_swap documentation.
26327 2009-04-09 Jan Hubicka <jh@suse.cz>
26329 * except.c (find_prev_try): Break out from ....
26330 (duplicate_eh_regions): ... here; properly update prev_try pointers
26331 when duplication part of tree.
26332 (dump_eh_tree): Improve dumping.
26333 (verify_eh_region): New.
26334 (verify_eh_tree): Use it.
26336 2009-04-06 Richard Guenther <rguenther@suse.de>
26338 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
26339 &ARRAY addresses by adjusting their types and prepending
26341 * tree-cfg.c (verify_gimple_assign_single): Verify that
26342 addresses are correct.
26344 2009-04-09 Richard Guenther <rguenther@suse.de>
26346 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
26347 indices into an array reference if possible.
26348 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26349 Fold POINTER_PLUS_EXPR statements with invariant address.
26351 2009-04-09 Alan Modra <amodra@bigpond.net.au>
26354 * config.gcc (powerpc64-*-linux*): Always build biarch.
26356 2009-04-09 Joseph Myers <joseph@codesourcery.com>
26359 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
26360 it and pedwarn if this results in an INTEGER_CST.
26362 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26364 * doc/install.texi: Update minimum GMP version. Remove obsolete
26365 text in MPFR section.
26367 2009-04-08 Jakub Jelinek <jakub@redhat.com>
26369 * dwarf2out.c (class_scope_p): New static inline.
26370 (class_or_namespace_scope_p): Use it.
26371 (gen_variable_die): Use DW_TAG_member tag for static data member
26372 declarations instead of DW_TAG_variable.
26374 PR middle-end/39573
26375 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
26378 2009-04-08 Richard Guenther <rguenther@suse.de>
26380 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
26381 valueize random data.
26383 2009-04-08 David Edelsohn <edelsohn@gnu.org>
26385 * config.gcc (aix tm_file): Add aix-stdint.h.
26386 (aix tm clause use_gcc_stdint): Set to wrap.
26387 * config/rs6000/aix-stdint.h: New file.
26389 2009-04-08 Richard Guenther <rguenther@suse.de>
26391 PR middle-end/36291
26392 * tree-dfa.c (add_referenced_var): Do not recurse into
26393 global initializers.
26394 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26396 (fold_const_aggregate_ref): Likewise.
26398 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26400 * recog.c (ordered_comparison_operator): New.
26401 * gensupport.c (std_preds): Add it.
26402 * doc/md.texi (Machine-Independent Predicates): Document it.
26404 2009-04-08 Jan Hubicka <jh@suse.cz>
26406 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
26407 * function.h (rtl_eh): Remove exception_handler_label_map.
26408 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
26409 remove_exception_handler_label, for_each_eh_label_1): Remove.
26410 (rtl_remove_unreachable_regions): Remove.
26411 (convert_from_eh_region_ranges): Do not remove unreachable regions.
26412 (find_exception_handler_labels): Don't build the hashtable.
26413 (maybe_remove_eh_handler): Remove.
26414 (for_each_eh_label): Rewrite to walk the tree.
26415 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
26416 * except.h (maybe_remove_eh_handler): Remove.
26417 * passes.c (init_optimization_passes): Schedule second EH cleanup
26419 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
26420 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26422 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26424 * genoutput.c (validate_optab_operands): New.
26425 (gen_insn, gen_expand): Call it.
26427 * genflags.c (gen_insn): Detect misused iterators.
26428 (main): Pass line_no to gen_insn, exit with status 1 on error.
26430 * genextract.c (line_no): Make global.
26431 (VEC_safe_set_locstr): Change assertion to error message.
26432 (main): Exit with status 1 on error.
26434 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26438 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26439 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26440 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26441 * c-convert.c (convert): Do not call fold on results of conversion
26442 functions when the result is a C_MAYBE_CONST_EXPR.
26443 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26444 of __builtin_choose_expr.
26445 * c-typeck.c (remove_c_maybe_const_expr): New.
26446 (build_unary_op, build_conditional_expr, build_compound_expr,
26447 build_binary_op, c_objc_common_truthvalue_conversion): Call
26448 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26451 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26453 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26454 CODE to produce a new one. Add a prototype to use fold_convert_const
26456 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26459 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26460 mix declarations and code.
26462 2009-04-08 Ben Elliston <bje@au.ibm.com>
26464 * gcc.c: Replace `CC' with `GCC' throughout.
26466 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26468 * doc/invoke.texi: Document Atom support.
26470 2009-04-07 Jason Merrill <jason@redhat.com>
26473 * c-common.h, c-common.c: Add flag_pretty_templates.
26474 * c-opts.c (c_common_handle_option): Set it.
26475 * c.opt: Add -fno-pretty-templates.
26476 * doc/invoke.texi (C++ Dialect Options): Likewise.
26478 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26480 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26481 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26482 (ia64_expand_builtin): Likewise.
26484 2009-04-07 Martin Jambor <mjambor@suse.cz>
26486 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26487 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26488 ADDR_EXPRS are include too.
26490 2009-04-07 Richard Guenther <rguenther@suse.de>
26492 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26493 decls are only used if passes as parameters or if they are
26494 local statics and the call is not to a builtin.
26495 (call_may_clobber_ref_p_1): Likewise.
26497 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26499 * expr.c (do_store_flag): Remove last argument. Simplify code
26500 to avoid duplication of tests already done by can_compare_p.
26501 (expand_expr_real_1): Adjust caller.
26503 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26505 * optabs.c (can_compare_p): Test the predicate of a
26506 cbranch and cstore pattern.
26508 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26510 * expr.c (convert_move): Use emit_store_flag instead of
26513 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26515 * config/i386/i386.c (ix86_compare_emitted): Remove.
26516 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26517 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26518 * config/i386/i386.h (ix86_compare_emitted): Remove.
26519 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26520 instead of ix86_compare_emitted.
26521 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26523 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26525 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26526 Add t-sysroot-suffix to tmake_file.
26527 * config/print-sysroot-suffix.sh: New file.
26528 * config/t-sysroot-suffix: New file.
26530 2009-04-07 Ben Elliston <bje@au.ibm.com>
26532 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26533 as the latter produces a warning when the target does not support
26536 2009-04-07 Ben Elliston <bje@au.ibm.com>
26538 * dfp.c: Replace type punning assignments with memcpy throughout.
26539 * Makefile.in (dfp.o-warn): Remove.
26541 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26544 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26545 Include soft-fp/t-softfp after rs6000/t-linux64.
26547 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26549 * stor-layout.c (set_sizetype): Use the full precision of their
26550 machine mode for bitsize types.
26552 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26554 * config/i386/i386.md: Revert 2 accidental checkins.
26556 2009-04-06 Joey Ye <joey.ye@intel.com>
26557 Xuepeng Guo <xuepeng.guo@intel.com>
26558 H.J. Lu <hongjiu.lu@intel.com>
26560 Atom pipeline model, tuning and insn selection.
26561 * config.gcc (atom): Add atom config options and target.
26563 * config/i386/atom.md: New.
26565 * config/i386/i386.c (atom_cost): New cost.
26566 (m_ATOM): New macro flag.
26567 (initial_ix86_tune_features): Set m_ATOM.
26568 (x86_accumulate_outgoing_args): Likewise.
26569 (x86_arch_always_fancy_math_387): Likewise.
26570 (processor_target): Add Atom cost.
26571 (cpu_names): Add Atom cpu name.
26572 (override_options): Set Atom ISA.
26573 (ix86_issue_rate): New case PROCESSOR_ATOM.
26574 (ix86_adjust_cost): Likewise.
26576 * config/i386/i386.h (TARGET_ATOM): New target macro.
26577 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26578 (TARGET_OPT_AGU): New target option.
26579 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26580 (processor_type): Add PROCESSOR_ATOM.
26582 * config/i386/i386.md (cpu): Add new value "atom".
26583 (use_carry, movu): New attr.
26584 (atom.md): Include atom.md.
26585 (adddi3_carry_rex64): Set attr "use_carry".
26586 (addqi3_carry): Likewise.
26587 (addhi3_carry): Likewise.
26588 (addsi3_carry): Likewise.
26589 (*addsi3_carry_zext): Likewise.
26590 (subdi3_carry_rex64): Likewise.
26591 (subqi3_carry): Likewise.
26592 (subhi3_carry): Likewise.
26593 (subsi3_carry): Likewise.
26594 (x86_movdicc_0_m1_rex64): Likewise.
26595 (*x86_movdicc_0_m1_se): Likewise.
26596 (x86_movsicc_0_m1): Likewise.
26597 (*x86_movsicc_0_m1_se): Likewise.
26598 (*adddi_1_rex64): Emit add insn as much as possible.
26599 (*addsi_1): Likewise.
26600 (return_internal): Set atom_unit.
26601 (return_internal_long): Likewise.
26602 (return_pop_internal): Likewise.
26603 (*rcpsf2_sse): Set atom_sse_attr attr.
26604 (*qrt<mode>2_sse): Likewise.
26605 (*prefetch_sse): Likewise.
26607 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26609 (ix86_target_macros_internal): Likewise.
26611 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26612 (*prefetch_sse_rex): Likewise.
26613 (sse_rcpv4sf2): Likewise.
26614 (sse_vmrcpv4sf2): Likewise.
26615 (sse_sqrtv4sf2): Likewise.
26616 (<sse>_vmsqrt<mode>2): Likewise.
26617 (sse_ldmxcsr): Likewise.
26618 (sse_stmxcsr): Likewise.
26619 (*sse_sfence): Likewise.
26620 (sse2_clflush): Likewise.
26621 (*sse2_mfence): Likewise.
26622 (*sse2_lfence): Likewise.
26623 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26624 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26625 (avx_movdqu<avxmodesuffix>): Likewise.
26626 (avx_lddqu<avxmodesuffix>): Likewise.
26627 (sse2_movntv2di): Change attr "type" to "ssemov".
26628 (sse2_movntsi): Likewise.
26629 (rsqrtv8sf2): Change attr "type" to "sseadd".
26630 (sse3_addsubv2df3): Set attr "atom_unit".
26631 (sse3_h<plusminus_insn>v4sf3): Likewise.
26632 (*sse2_pmaddwd): Likewise.
26633 (*vec_extractv2di_1_rex64): Likewise.
26634 (*vec_extractv2di_1_avx): Likewise.
26635 (sse2_psadbw): Likewise.
26636 (ssse3_phaddwv8hi3): Likewise.
26637 (ssse3_phaddwv4hi3): Likewise.
26638 (ssse3_phadddv4si3): Likewise.
26639 (ssse3_phadddv2si3): Likewise.
26640 (ssse3_phaddswv8hi3): Likewise.
26641 (ssse3_phaddswv4hi3): Likewise.
26642 (ssse3_phsubwv8hi3): Likewise.
26643 (ssse3_phsubwv4hi3): Likewise.
26644 (ssse3_phsubdv4si3): Likewise.
26645 (ssse3_phsubdv2si3): Likewise.
26646 (ssse3_phsubswv8hi3): Likewise.
26647 (ssse3_phsubswv4hi3): Likewise.
26648 (ssse3_pmaddubsw128): Likewise.
26649 (sse3_pmaddubsw: Likewise.
26650 (ssse3_palignrti): Likewise.
26651 (ssse3_palignrdi): Likewise.
26653 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26655 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26657 2009-04-06 Richard Guenther <rguenther@suse.de>
26659 PR tree-optimization/28868
26660 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26661 of which PHI results we inserted.
26662 (insert_into_preds_of_block): Record inserted PHIs.
26663 (eliminate): Eliminate redundant PHI nodes.
26664 (init_pre): Init inserted_phi_names.
26666 2009-04-06 Richard Guenther <rguenther@suse.de>
26668 PR tree-optimization/39643
26669 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26670 IMAGPART_EXPRs of complex constants.
26671 (execute_fold_all_builtins): If we folded a call queue
26672 TODO_update_address_taken.
26674 2009-04-06 Jan Hubicka <jh@suse.cz>
26676 PR middle-end/39659
26677 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26680 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26682 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26684 (ic_invalidate_array): Likewise.
26686 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26688 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26689 alignment for library calls.
26691 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26693 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26694 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26695 * config/i386/mingw-stdint.h: New file.
26697 2009-04-05 Richard Guenther <rguenther@suse.de>
26699 PR tree-optimization/39648
26700 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26701 our &A vs. &A[0] IL deficiencies.
26703 2009-04-04 Jan Hubicka <jh@suse.cz>
26705 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26706 removed toplevel regions.
26707 (sjlj_mark_call_sites): Likewise.
26709 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26711 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26712 (cygwin tm clause use_gcc_stdint): Set to wrap.
26713 * config/i386/cygwin-stdint.h: New file.
26715 2009-04-04 Richard Guenther <rguenther@suse.de>
26717 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26718 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26719 single-argument PHIs if we are in loop-closed SSA form.
26720 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26721 for the pre-condition.
26722 (slpeel_tree_peel_loop_to_edge): Likewise.
26723 (vect_build_loop_niters): Take an optional sequence to append stmts.
26724 (vect_generate_tmps_on_preheader): Likewise.
26725 (vect_do_peeling_for_loop_bound): Take extra guards for the
26727 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26728 the cost model check.
26729 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26730 guards if we are going to peel. Do not apply versioning in that case.
26731 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26732 (vect_do_peeling_for_loop_bound): Likewise.
26733 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26734 loop bound only record extra pre-conditions, do not apply loop
26737 2009-04-04 Richard Guenther <rguenther@suse.de>
26739 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26742 2009-04-04 Jan Hubicka <jh@suse.cz>
26744 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26745 last_basic_block for size of bb->index indexed array.
26746 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26747 compute_out, link_btr_uses, build_btr_def_use_webs,
26748 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26750 2009-04-04 Jan Hubicka <jh@suse.cz>
26752 * except.c (remove_eh_handler_and_replace): Break out from ...
26753 (remove_eh_handler): ... here.
26754 (bring_to_root): New function.
26755 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26756 handled ones, bring others to root of tree.
26758 2009-04-04 Jan Hubicka <jh@suse.cz>
26760 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26761 (all_phis_safe_to_merge): New function.
26762 (update_info): New structure.
26763 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26764 (cleanup_empty_eh): Update SSA if possible.
26766 2009-04-04 Richard Guenther <rguenther@suse.de>
26768 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26769 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26770 (append_vuse): Likewise.
26772 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26774 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26775 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26776 instead of REG_UNSAVED for DW_CFA_undefined.
26777 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26778 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26781 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26784 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26786 2009-04-04 Richard Guenther <rguenther@suse.de>
26788 PR tree-optimization/8781
26789 PR tree-optimization/37892
26790 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26791 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26792 (valueize_refs): Call it for *& valueizations.
26793 (shared_reference_ops_from_ref): Rename to ...
26794 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26795 (shared_reference_ops_from_call): Rename to ...
26796 (valueize_shared_reference_ops_from_call): ... this and valueize.
26797 (vn_reference_lookup): Update.
26798 (visit_reference_op_call): Likewise.
26799 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26800 (eliminate): Value-replace the call address in call statements.
26802 2009-04-04 Richard Guenther <rguenther@suse.de>
26804 PR tree-optimization/39636
26805 * tree-ssa-forwprop.c
26806 (forward_propagate_addr_into_variable_array_index): Check for
26807 GIMPLE_ASSIGN before accessing the rhs code.
26809 2009-04-03 Jason Merrill <jason@redhat.com>
26811 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26813 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26815 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26816 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26817 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26818 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26819 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26820 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26821 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26822 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26823 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26824 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26825 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26826 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26827 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26828 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26829 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26830 Use fr_reg_or_fp01_operand instead of fr_register_operand
26832 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26833 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26834 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26836 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26838 PR rtl-optimization/39607
26839 PR rtl-optimization/39631
26843 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26844 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26845 instead of DF_LR_OUT.
26846 * ira-lives.c (process_bb_node_lives): Ditto.
26847 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26848 instead of DF_LR_{OUT,IN}.
26849 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26850 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26852 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26854 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26855 (execute_lower_omp): Always run but take the short way out if -fopenmp
26857 (gate_lower_omp): Remove, forcing the pass manager to always run the
26858 pass and always set PROP_gimple_lomp.
26859 (pass_lower_omp): Remove gate function.
26860 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26861 PROP_trees. Instead, require it.
26862 * ipa-cp.c (pass_ipa_cp): Likewise.
26863 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26864 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26865 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26866 and PROP_gimple_leh.
26868 2009-04-03 Richard Guenther <rguenther@suse.de>
26870 PR middle-end/13146
26871 PR tree-optimization/23940
26872 PR tree-optimization/33237
26873 PR middle-end/33974
26874 PR middle-end/34093
26875 PR tree-optimization/36201
26876 PR tree-optimization/36230
26877 PR tree-optimization/38049
26878 PR tree-optimization/38207
26879 PR tree-optimization/38230
26880 PR tree-optimization/38301
26881 PR tree-optimization/38585
26882 PR middle-end/38895
26883 PR tree-optimization/38985
26884 PR tree-optimization/39299
26885 * tree-ssa-structalias.h: Remove.
26886 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26887 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26888 (struct vuse_element_d): Remove.
26889 (struct vuse_vec_d): Likewise.
26890 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26891 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26892 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26893 VUSE_ELEMENT_VAR): Likewise.
26894 (struct voptype_d): Likewise.
26895 (NUM_VOP_FREE_BUCKETS): Likewise.
26896 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26897 (struct stmt_operands_d): Remove.
26898 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26899 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26900 VDEF_NUM, VDEF_VECT): Likewise.
26901 (copy_virtual_operands): Remove.
26902 (operand_build_cmp): Likewise.
26903 (create_ssa_artificial_load_stmt): Likewise.
26904 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26905 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26906 vuse_index and mayuse_index members. Pack and move done and iter_type
26907 members to the front.
26908 (SSA_OP_VMAYUSE): Remove.
26909 (SSA_OP_VIRTUAL_USES): Adjust.
26910 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26911 (unlink_stmt_vdef): Declare.
26912 (add_to_addressable_set): Remove.
26913 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26914 (vrp_visit_stmt): Likewise.
26915 * doc/tree-ssa.texi (Alias analysis): Update.
26916 * doc/invoke.texi (max-aliased-vops): Remove docs.
26917 (avg-aliased-vops): Likewise.
26918 * tree-into-ssa.c (syms_to_rename): Remove.
26919 (need_to_update_vops_p): Likewise.
26920 (need_to_initialize_update_ssa_p): Rename to ...
26921 (update_ssa_initialized_fn): ... this. Track function we are
26923 (symbol_marked_for_renaming): Simplify.
26924 (add_new_name_mapping): Do not set need_to_update_vops_p.
26925 (dump_currdefs): Use SYMS_TO_RENAME.
26926 (rewrite_update_stmt): Always walk all uses/defs.
26927 (dump_update_ssa): Adjust.
26928 (init_update_ssa): Take function argument. Track what we are
26930 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26931 (create_new_def_for): Initialize for cfun, assert we are initialized
26933 (mark_sym_for_renaming): Simplify.
26934 (mark_set_for_renaming): Do not initialize update-ssa.
26935 (need_ssa_update_p): Simplify. Take function argument.
26936 (name_mappings_registered_p): Assert we ask for the correct function.
26937 (name_registered_for_update_p): Likewise.
26938 (ssa_names_to_replace): Likewise.
26939 (release_ssa_name_after_update_ssa): Likewise.
26940 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26941 (dump_decl_set): Do not print a newline.
26942 (debug_decl_set): Do it here.
26943 (dump_update_ssa): And here.
26944 * tree-ssa-loop-im.c (move_computations): Adjust.
26945 (movement_possibility): Likewise.
26946 (determine_max_movement): Likewise.
26947 (gather_mem_refs_stmt): Likewise.
26948 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26949 or NAME_MEMORY_TAG.
26950 * tree-complex.c (update_all_vops): Remove.
26951 (expand_complex_move): Adjust.
26952 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26953 Simplify test for memory referencing statement. Exclude
26954 non-invariant ADDR_EXPRs.
26955 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26956 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26957 (rdg_flag_uses): Likewise.
26958 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26960 (tree_optimize_tail_calls_1): Also split the
26961 edge from the entry block if we have degenerate PHI nodes in
26962 the first basic block.
26963 * tree.c (init_ttree): Remove memory-tag related code.
26964 (tree_code_size): Likewise.
26965 (tree_node_structure): Likewise.
26966 (build7_stat): Re-write to be build6_stat.
26967 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26968 (SSA_VAR_P): Adjust.
26969 (struct tree_memory_tag): Remove.
26970 (struct tree_memory_partition_tag): Likewise.
26971 (union tree_node): Adjust.
26972 (build7): Re-write to be build6.
26973 * tree-pass.h (pass_reset_cc_flags): Remove.
26974 (TODO_update_address_taken): New flag.
26975 (pass_simple_dse): Remove.
26976 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26977 * params.h (MAX_ALIASED_VOPS): Remove.
26978 (AVG_ALIASED_VOPS): Likewise.
26979 * omp-low.c (expand_omp_taskreg): Update SSA form.
26980 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26981 aliases the lhs in a copy stmt.
26982 * tree-ssa-dse.c (struct address_walk_data): Remove.
26983 (memory_ssa_name_same): Likewise.
26984 (memory_address_same): Likewise.
26985 (get_kill_of_stmt_lhs): Likewise.
26986 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26987 unused stores. Look through PHI nodes into post-dominated regions.
26988 (dse_optimize_stmt): Simplify. Properly remove stores.
26989 (tree_ssa_dse): Compute dominators.
26990 (execute_simple_dse): Remove.
26991 (pass_simple_dse): Likewise.
26992 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26993 gimple_loaded_syms and gimple_stored_syms computation.
26994 * toplev.c (dump_memory_report): Dump alias and pta stats.
26995 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26996 (vn_reference_eq): Likewise.
26997 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26998 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26999 valueize_vuses): Remove.
27000 (get_def_ref_stmt_vuses): Simplify. Rename to ...
27001 (get_def_ref_stmt_vuse): ... this.
27002 (vn_reference_lookup_2): New function.
27003 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
27004 walking equivalent vuses. Simplify.
27005 (vn_reference_lookup): Likewise.
27006 (vn_reference_insert): Likewise.
27007 (vn_reference_insert_pieces): Likewise.
27008 (visit_reference_op_call): Simplify.
27009 (visit_reference_op_load): Likewise.
27010 (visit_reference_op_store): Likewise.
27011 (init_scc_vn): Remove shared_lookup_vuses initialization.
27012 (free_scc_vn): Remove shared_lookup_vuses freeing.
27013 (sort_vuses, sort_vuses_heap): Remove.
27014 (get_ref_from_reference_ops): Export.
27015 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
27016 vector with single vuse pointer.
27017 (vn_reference_lookup_pieces, vn_reference_lookup,
27018 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
27019 (shared_vuses_from_stmt): Remove.
27020 (get_ref_from_reference_ops): Declare.
27021 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
27022 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
27023 memory-tag related code.
27024 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
27025 (likely_value): Add comment, skip static-chain of call statements.
27026 (surely_varying_stmt_p): Adjust.
27027 (gimplify_and_update_call_from_tree): Likewise.
27028 (execute_fold_all_builtins): Do not rebuild alias info.
27029 (gimplify_and_update_call_from_tree): Properly update VOPs.
27030 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
27031 (copy_ref_info): Remove memory-tag related code.
27032 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
27033 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
27034 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
27036 * tree-ssa-dom.c (gimple_p): Remove typedef.
27037 (eliminate_redundant_computations): Adjust.
27038 (record_equivalences_from_stmt): Likewise.
27039 (avail_expr_hash): Likewise.
27040 (avail_expr_eq): Likewise.
27041 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
27042 (stmt_makes_single_load): Likewise.
27043 (stmt_makes_single_store): Likewise.
27044 * tree-ssa-alias.c: Rewrite completely.
27045 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
27046 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
27047 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
27048 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
27049 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
27050 Remove public functions.
27051 (pass_reset_cc_flags): Remove.
27052 (pass_build_alias): Move ...
27053 * tree-ssa-structalias.c (pass_build_alias): ... here.
27054 * tree-ssa-alias.c (may_be_aliased): Move ...
27055 * tree-flow-inline.h (may_be_aliased): ... here.
27056 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
27057 count_uses_and_derefs): Move ...
27058 * gimple.c: ... here.
27059 * gimple.h (count_uses_and_derefs): Declare.
27060 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
27061 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
27062 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
27063 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
27064 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
27065 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
27066 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
27068 * tree-dfa.c (refs_may_alias_p): Move ...
27069 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
27070 * tree-ssa-alias.h: New file.
27071 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
27072 (statement_sink_location): Likewise.
27073 * opts.c (decode_options): Do not adjust max-aliased-vops or
27074 avg-aliased-vops values.
27075 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
27076 (TV_CALL_CLOBBER): Likewise.
27077 (TV_FLOW_SENSITIVE): Likewise.
27078 (TV_FLOW_INSENSITIVE): Likewise.
27079 (TV_MEMORY_PARTITIONING): Likewise.
27080 (TV_ALIAS_STMT_WALK): New timevar.
27081 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
27082 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
27083 (get_address_description): Remove memory-tag related code.
27084 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
27085 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
27086 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
27087 and immediate uses in statements. Document.
27088 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
27089 (dump_symbols): Remove.
27090 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
27091 * alias.c (get_deref_alias_set): New function split out from ...
27092 (get_alias_set): ... here.
27093 * alias.h (get_deref_alias_set): Declare.
27094 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
27095 type parameter. Remove restrict pointer handling. Create a
27096 ref-all pointer in case type-based alias sets do not conflict.
27097 (vect_analyze_data_refs): Remove SMT related code.
27098 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
27099 (vectorizable_load): Likewise.
27100 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
27101 (DR_SYMBOL_TAG, DR_VOPS): Remove.
27102 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
27103 Ignore vops and SMTs.
27104 (dr_analyze_alias): Likewise..
27105 (free_data_ref): Likewise.
27106 (create_data_ref): Likewise.
27107 (analyze_all_data_dependences): Likewise.
27108 (get_references_in_stmt): Adjust.
27109 * tree-flow-inline.h (gimple_aliases_computed_p,
27110 gimple_addressable_vars, gimple_call_clobbered_vars,
27111 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
27112 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
27113 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
27114 gimple_mem_ref_stats): Remove.
27115 (gimple_vop): New function.
27116 (op_iter_next_use): Remove vuses and mayuses cases.
27117 (op_iter_next_def): Remove vdefs case.
27118 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
27119 (clear_and_done_ssa_iter): Do not set removed fields.
27120 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
27121 Assert we are not iterating over vuses or vdefs if not also
27122 iterating over uses or defs.
27123 (op_iter_init_use): Likewise.
27124 (op_iter_init_def): Likewise.
27125 (op_iter_next_vdef): Remove.
27126 (op_iter_next_mustdef): Likewise.
27127 (op_iter_init_vdef): Likewise.
27128 (compare_ssa_operands_equal): Likewise.
27129 (link_use_stmts_after): Handle vuse operand.
27130 (is_call_used): Use is_call_clobbered.
27131 (is_call_clobbered): Global variables are always call clobbered,
27132 query the call-clobbers bitmap.
27133 (mark_call_clobbered): Ignore global variables.
27134 (clear_call_clobbered): Likewise.
27135 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
27136 virtual operands sanity check.
27137 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
27139 (TARGET_MEM_REF): Remove TMR_TAG operand.
27140 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
27141 Remove call-clobber related code.
27142 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
27143 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
27144 partitions or escape reason.
27145 (get_single_def_stmt, get_single_def_stmt_from_phi,
27146 get_single_def_stmt_with_phi): Remove.
27147 (dump_referenced_vars): Tidy.
27148 (get_ref_base_and_extent): Allow bare decls.
27149 (collect_dfa_stats): Adjust.
27150 * graphite.c (rename_variables_in_stmt): Adjust.
27151 (graphite_copy_stmts_from_block): Likewise.
27152 (translate_clast): Likewise.
27153 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
27155 (translate_vuse_through_block): Use the oracle.
27156 (phi_translate_1): Adjust.
27157 (value_dies_in_block_x): Use the oracle. Cache the outcome
27159 (valid_in_sets): Check if the VUSE for
27160 a REFERENCE is available.
27161 (eliminate): Do not remove stmts during elimination,
27162 instead queue and remove them afterwards.
27163 (do_pre): Do not rebuild alias info.
27164 (pass_pre): Run TODO_rebuild_alias before PRE.
27165 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
27166 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
27167 (mark_all_v_defs_stmt): Remove.
27168 (mark_all_v_defs_seq): Adjust.
27169 (sra_replace): Likewise.
27170 (scalarize_use): Likewise.
27171 (scalarize_copy): Likewise.
27172 (scalarize_init): Likewise.
27173 (scalarize_ldst): Likewise.
27174 (todoflags): Remove.
27175 (tree_sra): Do not rebuild alias info.
27176 (tree_sra_early): Adjust.
27177 (pass_sra): Run TODO_update_address_taken before SRA.
27178 * tree-predcom.c (set_alias_info): Remove.
27179 (prepare_initializers_chain): Do not call it.
27180 (mark_virtual_ops_for_renaming): Adjust.
27181 (mark_virtual_ops_for_renaming_list): Remove.
27182 (initialize_root_vars): Adjust.
27183 (initialize_root_vars_lm): Likewise.
27184 (prepare_initializers_chain): Likewise.
27185 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
27186 (may_propagate_copy_into_stmt): Likewise.
27187 (merge_alias_info): Do nothing for now.
27188 (propagate_tree_value_into_stmt): Adjust.
27189 (stmt_may_generate_copy): Likewise.
27190 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
27191 not mark symbols for renaming.
27192 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
27193 with the same statement, make sure to update the new pointed-to one.
27194 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
27195 call statements, do not mark symbols for renaming.
27196 (mark_operand_necessary): Dump something.
27197 (ref_may_be_aliased): New function.
27198 (mark_aliased_reaching_defs_necessary_1): New helper function.
27199 (mark_aliased_reaching_defs_necessary): Likewise.
27200 (mark_all_reaching_defs_necessary_1): Likewise.
27201 (mark_all_reaching_defs_necessary): Likewise.
27202 (propagate_necessity): Do not process virtual PHIs. For
27203 non-aliased loads mark all reaching definitions as necessary.
27204 For aliased loads and stores mark the immediate dominating
27205 aliased clobbers as necessary.
27206 (visited): New global static.
27207 (perform_tree_ssa_dce): Free visited bitmap after propagating
27209 (remove_dead_phis): Perform simple dead virtual PHI removal.
27210 (remove_dead_stmt): Properly unlink virtual operands when
27212 (eliminate_unnecessary_stmts): Schedule PHI removal after
27214 * tree-ssa-ter.c (is_replaceable_p): Adjust.
27215 (process_replaceable): Likewise.
27216 (find_replaceable_in_bb): Likewise.
27217 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
27218 based on the single gimple vop.
27219 (verify_flow_insensitive_alias_info): Remove.
27220 (verify_flow_sensitive_alias_info): Likewise.
27221 (verify_call_clobbering): Likewise.
27222 (verify_memory_partitions): Likewise.
27223 (verify_alias_info): Likewise.
27224 (verify_ssa): Adjust..
27225 (execute_update_addresses_taken): Export. Update SSA
27226 manually. Optimize only when optimizing. Use a local bitmap.
27227 (pass_update_address_taken): Remove TODO_update_ssa, add
27229 (pass_update_address_taken): Just use TODO_update_address_taken.
27230 (init_tree_ssa): Do not initialize addressable_vars.
27231 (verify_ssa): Verify new VUSE / VDEF properties.
27232 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
27233 Do not call verify_alias_info.
27234 (delete_tree_ssa): Clear the VUSE, VDEF operands.
27235 Do not free the loaded and stored syms bitmaps. Reset the escaped
27236 and callused solutions. Do not free addressable_vars.
27237 Remove memory-tag related code.
27238 (warn_uninitialized_var): Aliases are always available.
27239 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
27240 * lambda-code.c (can_put_in_inner_loop): Adjust.
27241 (can_put_after_inner_loop): Likewise.
27242 (perfect_nestify): Likewise.
27243 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
27244 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
27245 (vectorizable_conversion): Do not mark symbols for renaming.
27246 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
27247 (expand_call_inline): Unlink the calls virtual operands before
27249 (tree_function_versioning): Do not call update_ssa if we are not
27250 updating clones. Simplify.
27251 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
27252 (propagate_with_phi): Likewise..
27253 * tree-outof-ssa.c (create_temp): Remove memory tag and call
27254 clobber code. Assert we are not aliased or global.
27255 * tree-flow.h: Include tree-ssa-alias.h
27256 (enum escape_type): Remove.
27257 (struct mem_sym_stats_d): Likewise.
27258 (struct mem_ref_stats_d): Likewise.
27259 (struct gimple_df): Add vop member. Remove global_var,
27260 call_clobbered_vars, call_used_vars, addressable_vars,
27261 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
27262 escaped and callused members.
27263 (struct ptr_info_def): Remove all members, add points-to solution
27265 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
27266 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
27267 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
27268 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
27269 (tree-ssa-alias.o): Likewise.
27270 (toplev.o): Add tree-ssa-alias.h
27271 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
27272 * gimple.c (gimple_set_bb): Fix off-by-one error.
27273 (is_gimple_reg): Do not handle memory tags.
27274 (gimple_copy): Also copy virtual operands.
27275 Delay updating the statement. Do not reset loaded and stored syms.
27276 (gimple_set_stored_syms): Remove.
27277 (gimple_set_loaded_syms): Likewise.
27278 (gimple_call_copy_skip_args): Copy the virtual operands
27279 and mark the new statement modified.
27280 * tree-ssa-structalias.c (may_alias_p): Remove.
27281 (set_uids_in_ptset): Take the alias set to prune with as
27282 parameter. Fold in the alias test of may_alias_p.
27283 (compute_points_to_sets): Compute whether a ptr is dereferenced
27284 in a local sbitmap.
27285 (process_constraint): Deal with &ANYTHING on the lhs, reject all
27286 other ADDRESSOF constraints on the lhs.
27287 (get_constraint_for_component_ref): Assert that we don't get
27288 ADDRESSOF constraints from the base of the reference.
27289 Properly generate UNKNOWN_OFFSET for DEREF if needed.
27290 (struct variable_info): Remove collapsed_to member.
27291 (get_varinfo_fc): Remove.
27292 (new_var_info): Do not set collapsed_to.
27293 (dump_constraint): Do not follow cycles.
27294 (dump_constraint_graph): Likewise.
27295 (build_pred_graph): Likewise.
27296 (build_succ_graph): Likewise.
27297 (rewrite_constraints): Likewise.
27298 (do_simple_structure_copy): Remove.
27299 (do_rhs_deref_structure_copy): Remove.
27300 (do_lhs_deref_structure_copy): Remove.
27301 (collapse_rest_of_var): Remove.
27302 (do_structure_copy): Re-implement.
27303 (pta_stats): New global variable.
27304 (dump_pta_stats): New function.
27305 (struct constraint_expr): Make offset signed.
27306 (UNKNOWN_OFFSET): Define special value.
27307 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
27308 (solution_set_expand): New helper function split out from ...
27309 (do_sd_constraint): ... here.
27310 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
27311 (do_ds_constraint): Likewise.
27312 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
27313 and CALLUSED = *CALLUSED.
27314 (set_union_with_increment): Make inc argument signed.
27315 (type_safe): Remove.
27316 (get_constraint_for_ptr_offset): Handle unknown and negative
27318 (first_vi_for_offset): Handle offsets before start. Bail
27319 out early for offsets beyond the variable extent.
27320 (first_or_preceding_vi_for_offset): New function.
27321 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
27322 Together with ESCAPED = *ESCAPED this properly computes reachability.
27323 (find_what_var_points_to): New function.
27324 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
27325 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
27326 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
27327 pt_solutions_intersect): New functions.
27328 (compute_call_used_vars): Remove.
27329 (compute_may_aliases): New main entry into PTA computation.
27330 * gimple.h (gimple_p): New typedef.
27331 (struct gimple_statement_base): Remove references_memory_p.
27332 (struct gimple_statement_with_memory_ops_base): Remove
27333 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
27335 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
27336 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
27337 gimple_set_references_memory): Remove.
27338 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
27339 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
27341 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
27342 (verify_expr): Allow RESULT_DECL.
27343 (gimple_duplicate_bb): Do not copy virtual operands.
27344 (gimple_duplicate_sese_region): Adjust.
27345 (gimple_duplicate_sese_tail): Likewise.
27346 (mark_virtual_ops_in_region): Remove.
27347 (move_sese_region_to_fn): Do not call it.
27348 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
27349 and pass_simple_dse.
27350 (execute_function_todo): Handle TODO_update_address_taken,
27351 call execute_update_addresses_taken for TODO_rebuild_alias.
27352 (execute_todo): Adjust.
27353 (execute_one_pass): Init dump files early.
27354 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
27356 (create_general_new_stmt): Clear vops.
27357 * tree-ssa-reassoc.c (get_rank): Adjust.
27358 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
27359 symbols for renaming.
27360 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
27361 (PARAM_AVG_ALIASED_VOPS): Likewise.
27362 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
27363 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
27364 * tree-ssa-operands.c: Simplify for new virtual operand representation.
27365 (operand_build_cmp, copy_virtual_operands,
27366 create_ssa_artificial_load_stmt, add_to_addressable_set,
27367 gimple_add_to_addresses_taken): Remove public functions.
27368 (unlink_stmt_vdef): New function.
27370 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27372 * config.gcc (powerpc-*-linux*): Merge variants.
27374 2009-04-02 Chao-ying Fu <fu@mips.com>
27375 James Grosbach <james.grosbach@microchip.com>
27377 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
27378 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
27380 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
27381 keep_interrupts_masked_p, use_debug_exception_return_p.
27382 (mips_attribute_table): Add interrupt, use_shadow_register_set,
27383 keep_interrupts_masked, use_debug_exception_return.
27384 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
27385 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
27387 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
27388 (mips_print_operand): Process COP0 registers to print $0 .. $31
27389 correctly for GAS to process.
27390 (mips_interrupt_extra_call_saved_reg_p): New function.
27391 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
27393 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
27394 (mips_compute_frame_info): Add supports for interrupt context that
27395 includes doubleword accumulators and COP0 registers.
27396 (mips_for_each_saved_acc): New function.
27397 (mips_for_each_saved_gpr_and_fpr): Change the function name from
27398 mips_for_each_saved_reg.
27399 (mips_save_reg): Save accumulators.
27400 (mips_kernel_reg_p): A new for_each_rtx callback.
27401 (mips_expand_prologue): Support interrupt handlers.
27402 (mips_restore_reg): Restore accumulators.
27403 (mips_expand_epilogue): Support interrupt handlers.
27404 (mips_can_use_return_insn): Return false for interrupt handlers.
27405 (mips_epilogue_uses): New function.
27406 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
27407 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
27408 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
27409 cop0_move): New instructions.
27410 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
27411 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
27413 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
27415 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
27416 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
27417 interrupt handlers, we use K0 as the temporary register.
27418 (EPILOGUE_USES): Change to a function call.
27419 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
27420 handlers, we use K0 as the temporary register.
27422 * doc/extend.texi (Function Attributes): Document interrupt,
27423 use_shadow_register_set, keep_interrupts_masked,
27424 use_debug_exception_return for MIPS attributes.
27426 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27428 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27429 Remove a number of t-files from tmake_file.
27430 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27431 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27432 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27433 target_prototype, not TARGET_PROTOTYPE.
27434 (LINK_OS_GNU_SPEC): Define.
27435 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27436 and darwin-ldoubdle.c.
27438 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27441 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27442 (cpp_options): Ditto.
27443 (default_compilers): Ditto.
27444 (display_help): Ditto.
27445 (process_command): Ditto.
27446 (do_spec_1): Ditto.
27447 (set_input): Use lbasename instead of duplicate code.
27448 (save_temps_prefix): New static for -save-temps=obj.
27449 (save_temps_length): Ditto.
27451 * doc/invoke.texi (-save-temps=obj): Document new variant to
27452 -save-temps switch.
27454 2009-04-02 Jeff Law <law@redhat.com>
27456 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27459 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27461 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27462 * configure: Regenerated.
27464 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27466 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27467 share the argument list.
27469 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27473 2009-02-12 Diego Novillo <dnovillo@google.com>
27475 * varpool.c (debug_varpool): New.
27476 * cgraph.h (debug_varpool): Declare.
27478 2009-04-02 Jan Hubicka <jh@suse.cz>
27480 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27483 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27485 * config/i386/i386.c (ix86_abi): Move initialization to ...
27486 (override_options): Here.
27488 2009-04-02 Christian Bruel <christian.bruel@st.com>
27490 * config/sh/sh.c (sh_dwarf_register_span): New function.
27491 (TARGET_DWARF_REGISTER_SPAN): Define.
27492 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27494 2009-04-02 Ira Rosen <irar@il.ibm.com>
27496 PR tree-optimization/39595
27497 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27498 interleaved loads group is not greater than the SLP group size.
27500 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27502 * builtins.c (is_builtin_name): New.
27503 (called_as_built_in): Use is_builtin_name.
27504 * tree.h (is_builtin_name): New.
27505 * varasm.c (incorporeal_function_p): Use is_builtin_name
27507 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27509 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27511 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27514 * c-decl.c (clone_underlying_type): Move this ...
27515 * c-common.c (set_underlying_type): ... here.
27516 Also, make sure the function properly sets TYPE_STUB_DECL() on
27517 the newly created typedef variant type.
27518 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27519 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27522 2009-04-02 Richard Guenther <rguenther@suse.de>
27524 PR tree-optimization/37221
27525 * tree-flow.h (degenerate_phi_result): Declare.
27526 * tree-ssa-dom.c (degenerate_phi_result): Export.
27527 * tree-scalar-evolution.c (analyze_initial_condition): If
27528 the initial condition is defined by a degenerate PHI node
27529 use the degenerate value.
27531 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27533 PR rtl-optimization/39588
27534 * combine.c (merge_outer_ops): Do not set the constant when this
27536 (simplify_shift_const_1): Do not modify it either in this case.
27538 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27540 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27541 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27543 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27546 * c-lex.c (interpret_float): Default (no suffix) is double.
27548 2009-04-1 Xinliang David Li <davidxl@google.com>
27550 * config/i386/i386.c (legitimate_constant_p): Recognize
27551 all one vector constant.
27553 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27555 * config/vax/vax.c: Add #includes to silence warnings.
27556 Change #include order to silence two warnings.
27558 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27560 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27561 (ASM_SPEC): Pass -k to the assembler for PIC code.
27563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27565 * config.gcc: Add vax-*-linux* to the switch.
27566 * config/vax/linux.h: New file. (TARGET_VERSION,
27567 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27569 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27571 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27572 Use predicate macros instead of GET_CODE() == foo.
27573 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27574 ashlsi3, rotrsi3, <unnamed>): Likewise.
27576 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27578 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27579 jbbccihi, jbbccisi): Remova trailing whitespace.
27580 * config/vax/constraints.md: Likewise.
27581 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27582 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27583 * config/vax/predicates.md: Likewise.
27584 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27585 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27586 * config/vax/vax.h: Likewise.
27587 * config/vax/vax.md (nonlocal_goto): Likewise.
27589 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27591 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27592 (indirectable_address_p, adjacent_operands_p): Add spaces around
27594 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27596 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27598 * config/vax/vax.c (legitimate_constant_address_p,
27599 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27600 index_term_p, reg_plus_index_p, legitimate_address_p,
27601 vax_mode_dependent_address_p): Update comments to match functions
27602 modified by the recent int->bool conversion.
27604 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27606 * config/vax/builtins.md: Update copyright message.
27607 * config/vax/constraints.md: Likewise.
27608 * config/vax/netbsd-elf.h: Likewise.
27609 * config/vax/predicates.md: Likewise.
27610 * config/vax/vax-protos.h: Likewise.
27611 * config/vax/vax.c: Likewise.
27612 * config/vax/vax.h: Likewise.
27613 * config/vax/vax.md: Likewise.
27614 * config/vax/vax.opt: Likewise.
27616 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27618 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27619 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27620 * config/vax/constraints.md (B, R): Likewise.
27621 * config/vax/predicates.md (external_memory_operand,
27622 nonimmediate_addsub_di_operand): Likewise.
27623 * config/vax/vax.c (vax_output_int_add): Likewise.
27624 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27625 untyped_call): Likewise.
27627 2009-04-01 Matt Thomas <matt@3am-software.com>
27629 * config/vax/predicates.md: New file.
27630 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27631 external_const_operand, nonsymbolic_operand, external_memory_operand,
27632 indirect_memory_operand, indexed_memory_operand,
27633 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27634 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27636 * config/vax/constraints.md: New file.
27637 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27639 * config/vax/builtins.md: New file.
27640 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27641 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27643 * config/vax/vax.opt (mqmath): Add option.
27644 * config/vax/vax.md (isfx): Extend with DI.
27645 (VAXintQH, VAXintQHSD): Define.
27646 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27647 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27648 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27649 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27650 (movdi): Update constraints and use vax_output_int_move().
27651 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27652 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27653 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27654 nonlocal_goto): New.
27655 (mov<mode>): Extend accepted operand types.
27656 (subdi3_old): Rename from subdi3, change update constraints and use
27657 a new implementation.
27658 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27659 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27660 MOVE_RATIO, CLEAR_RATIO): Define.
27661 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27662 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27663 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27664 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27665 (split_quadword_operands): Make static and really allow variable
27667 (print_operand_address): Update for PIC generation.
27668 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27669 indexable_address_p, fixup_mathdi_operand,
27670 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27671 (vax_float_literal, legitimate_constant_p,
27672 indirectable_constant_address_p, index_term_p,
27673 reg_plus_index_p): Return bool instead of int.
27674 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27676 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27678 (vax_output_conditional_branch): Indent.
27679 (legitimate_constant_address_p, indirectable_constant_address_p,
27680 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27681 vax_mode_dependent_address_p): Return bool instead of int, update for
27683 * config/vax/vax-protos.h (legitimate_constant_address_p,
27684 legitimate_constant_p, legitimate_address_p,
27685 vax_mode_dependent_address_p): Change declaration to bool.
27686 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27687 vax_expand_addsub_di_operands, vax_output_int_subtract,
27688 vax_output_movmemsi): Declare.
27689 (split_quadword_operands, vax_float_literal): Delete declaration.
27690 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27691 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27692 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27693 ASM_OUTPUT_DWARF_PCREL): Define.
27694 (ASM_SPEC): Change definition to allow PIC generation.
27696 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27698 * doc/sourcebuild.texi: Update front-end requirements.
27700 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27703 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27704 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27705 (booldi3_internal3): Use boolean_or_operator instead of
27708 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27711 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27712 declarator whose size is not an integer constant expression but
27713 folds to an integer constant, then treat it as a constant
27716 2009-04-01 Richard Guenther <rguenther@suse.de>
27718 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27719 i * 4 + 2 to (i * 2 + 1) * 2.
27721 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27724 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27725 return if c_parser_asm_string_literal returned NULL.
27727 2009-04-01 Nick Clifton <nickc@redhat.com>
27729 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27731 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27732 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27733 other typedefs to avoid conflicts with libgcc2.c. Define labels
27734 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27736 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27737 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27740 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27742 * varasm.c (default_function_rodata_section): Declare DOT as
27745 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27746 Andrey Galkin <agalkin@hypercom.com>
27749 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27750 Make object_name unique for each process.
27752 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27755 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27756 addressable variables in the parallel that could go out of scope while
27757 running queued tasks.
27759 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27761 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27762 (CASE_VALUES_THRESHOLD): Redefine.
27763 * config/avr/avr.c (avr_override_options): Remove initialization of
27764 avr_case_values_threshold variable.
27765 (avr_case_values_threshold): Remove variable. Add new function.
27766 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27767 * config/avr/avr.opt (mno-tablejump): Remove option.
27768 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27770 2009-04-01 DJ Delorie <dj@redhat.com>
27772 * varasm.c (default_function_rodata_section): Don't assume
27773 anything about where the first '.' in the section name is.
27775 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27777 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27778 rs6000_emit_stack_tie.
27780 2009-03-31 Ian Lance Taylor <iant@google.com>
27782 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27783 gimple_code with GIMPLE_RESX, not RESX.
27785 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27787 * c-common.c (c_get_ident): New.
27788 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27790 2009-04-01 Ben Elliston <bje@au.ibm.com>
27792 * config/rs6000/sysv4.opt (msdata): Improve option description.
27794 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27796 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27797 (divdf3_internal_lat): Remove.
27798 (divxf3_internal_lat): Remove.
27799 (divxf3_internal_thr): Remove.
27800 (divxf): Use divxf3_internal.
27801 * config/ia64/div.md (divsf3_internal_lat): New.
27802 (divdf3_internal_lat): New.
27803 (divxf3_internal): New.
27805 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27808 * Makefile.in (USE_GCC_STDINT): Define.
27809 (stmp-int-hdrs): Install stdint.h if applicable.
27810 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27812 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27813 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27814 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27815 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27816 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27817 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27818 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27819 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27820 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27821 (c_common_nodes_and_builtins): Initialize
27822 underlying_wchar_type_node. Do not initialize
27823 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27824 nodes for new types.
27825 (c_stddef_cpp_builtins): Define macros for new types.
27826 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27828 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27829 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27830 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27831 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27832 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27833 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27834 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27835 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27836 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27837 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27838 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27839 int16_type_node, int32_type_node, int64_type_node,
27840 uint8_type_node, uint16_type_node, c_uint32_type_node,
27841 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27842 int_least32_type_node, int_least64_type_node,
27843 uint_least8_type_node, uint_least16_type_node,
27844 uint_least32_type_node, uint_least64_type_node,
27845 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27846 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27847 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27848 uintptr_type_node): Define.
27849 * c-cppbuiltin.c (builtin_define_constants,
27850 builtin_define_type_minmax): New.
27851 (builtin_define_stdint_macros): Define more macros.
27852 (c_cpp_builtins): Define more limit macros.
27853 (type_suffix): New.
27854 (builtin_define_type_max): Define in terms of
27855 builtin_define_type_minmax. Remove is_long parameter. All
27857 * config.gcc (use_gcc_stdint): Define.
27858 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27859 Add newlib-stdint.h for generic targets.
27860 * config/glibc-stdint.h, config/newlib-stdint.h,
27861 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27862 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27863 * config/score/score.h (UINTPTR_TYPE): Define.
27864 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27865 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27866 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27867 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27868 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27869 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27870 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27871 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27872 * config/spu/spu.h (STDINT_LONG32): Define.
27873 * configure.ac (use_gcc_stdint): Substitute.
27874 * configure: Regenerate.
27875 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27876 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27877 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27878 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27879 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27880 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27881 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27882 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27883 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27884 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27885 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27886 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27887 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27888 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27889 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27890 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27891 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27892 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27893 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27894 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27895 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27896 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27897 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27898 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27899 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27900 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27901 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27902 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27903 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27905 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27907 * loop-iv.c (suitable_set_for_replacement): Renamed from
27908 simplify_using_assignment; changed to return bool and to accept new
27909 args DEST and SRC. Return true iff we find a source/destination pair
27910 that can be used to make a replacement, and fill SRC and DEST if so.
27911 Remove arg ALTERED. Don't deal with altered regs here. All callers
27913 (simplify_using_initial_values): Deal with altered regs here and track
27914 more precisely the effect they have on the validity of our expression.
27916 * loop-iv.c (simplify_using_condition): A condition of the form
27917 (EQ REG CONST) can be used to simply make a substitution.
27918 (simplify_using_initial_values): Keep track of conditions we have seen
27919 and keep using them to simplify new expressions, while applying the
27920 same substitutions to them as to the expression.
27922 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27923 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27926 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27927 changed. Use this when trying to improve the upper bound.
27928 Generate the comparison by using simplify_gen_relational.
27930 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27932 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27934 (simplify_using_assignment, simplify_using_initial_values): Call
27935 replace_in_expr to make replacements. Call replace_single_def_regs
27936 once on the initial version of the expression.
27938 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27941 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27943 2009-03-31 Richard Guenther <rguenther@suse.de>
27945 PR middle-end/31029
27946 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27947 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27949 2009-03-31 Richard Guenther <rguenther@suse.de>
27951 * tree.h (div_if_zero_remainder): Declare.
27952 * fold-const.c (div_if_zero_remainder): Export.
27953 * tree-ssa-forwprop.c
27954 (forward_propagate_addr_into_variable_array_index): Handle
27955 constant array index addition outside of the variable index.
27957 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27960 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27961 define_splits, floatunssi<mode>2): Require x87 conversions from
27962 DImode to be permitted.
27964 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27966 PR preprocessor/15638
27967 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27969 2009-03-31 Richard Guenther <rguenther@suse.de>
27971 PR middle-end/23401
27972 PR middle-end/27810
27973 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27974 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27975 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27976 a separate statement.
27977 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27978 (lookup_tmp_var): Likewise.
27979 (is_gimple_formal_tmp_or_call_rhs): Remove.
27980 (is_gimple_reg_or_call_rhs): Rename to ...
27981 (is_gimple_reg_rhs_or_call): ... this.
27982 (is_gimple_mem_or_call_rhs): Rename to ...
27983 (is_gimple_mem_rhs_or_call): ... this.
27984 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27985 DECL_GIMPLE_REG_P only if is_formal is true.
27986 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27987 for non-proper post-modify expression gimplification.
27988 (gimplify_self_mod_expr): For post-modify expressions gimplify
27989 the lvalue to a minimal lvalue.
27990 (rhs_predicate_for): Remove formal temp case.
27991 (gimplify_modify_expr_rhs): Likewise.
27992 (gimplify_addr_expr): Use is_gimple_reg.
27993 (gimplify_expr): Remove formal temp cases.
27994 (gimple_regimplify_operands): Likewise.
27995 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27996 and FILTER_EXPR like constants.
27997 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27999 (is_gimple_formal_tmp_rhs): Remove.
28000 (is_gimple_reg_rhs): Remove special casing.
28001 (is_gimple_mem_rhs): Fix.
28002 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
28003 (is_gimple_formal_tmp_var): Remove.
28004 (is_gimple_formal_tmp_reg): Likewise.
28005 (is_gimple_min_lval): Allow invariant component ref parts.
28006 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
28007 is_gimple_formal_tmp_reg): Remove declarations.
28008 * tree-cfg.c (verify_expr): Verify that variables with address
28009 taken do not have DECL_GIMPLE_REG_P set.
28010 * tree-mudflap.c (mf_build_check_statement_for): Use
28011 force_gimple_operand instead of gimplify_expr.
28013 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
28015 * modulo-sched.c (sms_schedule_by_order): Pass the actual
28016 schedulable rows to compute_split_row.
28018 2009-03-31 Ben Elliston <bje@au.ibm.com>
28021 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
28024 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28026 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
28027 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
28028 * configure: Regenerate.
28029 * config.in: Regenerate.
28030 * config/rs6000/rs6000.opt (mtls-markers): Add.
28031 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
28032 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
28033 (tls_ld_aix, tls_ld_sysv): Likewise.
28034 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
28035 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
28037 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28039 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
28041 2009-03-30 Jan Hubicka <jh@suse.cz>
28043 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
28045 (tree_remove_unreachable_handlers): Cleanup EH predecestor
28046 detection and label handling.
28048 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28050 * ira-int.h (ira_allocno): Rename left_conflicts_num to
28051 left_conflicts_size.
28052 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
28053 ALLOCNO_LEFT_CONFLICTS_SIZE.
28055 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
28056 remove_allocno_from_bucket_and_push,
28057 allocno_spill_priority_compare, push_allocnos_to_stack,
28058 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28059 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
28060 (setup_allocno_left_conflicts_num): Ditto. Rename to
28061 setup_allocno_left_conflicts_size.
28062 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28063 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
28064 setup_allocno_left_conflicts_size instead of
28065 setup_allocno_left_conflicts_num.
28067 * ira-build.c (ira_create_allocno): Use
28068 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
28069 ALLOCNO_LEFT_CONFLICTS_NUM.
28071 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28073 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28074 instead of DF_LR_OUT.
28076 * ira-lives.c (process_bb_node_lives): Ditto.
28078 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28079 instead of DF_LR_{OUT,IN}.
28081 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28083 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28085 2009-03-30 Jan Hubicka <jh@suse.cz>
28087 * except.c (label_to_region_map): Fix thinko.
28089 2009-03-30 Steve Ellcey <sje@cup.hp.com>
28091 PR middle-end/38237
28092 * tree.h (tree_find_value): New declaration.
28093 * tree.c (tree_find_value): New function.
28094 * varasm.c (assemble_external): Avoid duplicate entries on lists.
28096 2009-03-30 Jakub Jelinek <jakub@redhat.com>
28099 * c-decl.c (struct c_binding): Add locus field.
28100 (bind): Add locus argument, set locus field from it.
28101 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
28102 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
28103 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
28104 implicitly_declare, undeclared_variable, lookup_label,
28105 declare_label, c_make_fname_decl, c_builtin_function,
28106 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
28109 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
28112 * config/i386/i386.c (classify_argument): Check total size of
28115 2009-03-30 Martin Jambor <mjambor@suse.cz>
28117 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
28118 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
28119 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
28122 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
28123 seen_variable_array_ref while also traversing a union.
28125 * tree-inline.c (optimize_inline_calls): Do not call
28126 cgraph_node_remove_callees.
28127 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
28128 (pass_remove_cgraph_callee_edges): New variable.
28129 * passes.c (init_optimization_passes): Add
28130 pass_remove_cgraph_callee_edges after early inlining and before all
28131 late intraprocedural passes.
28133 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
28135 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28137 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
28138 Fix typos in names.
28140 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28142 * combine.c (simplify_comparison): Use have_insn_for.
28143 * dojump.c (do_jump): Likewise.
28145 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28147 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
28148 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
28149 sparc_compare_op0 like sparc_compare_emitted used to be handled.
28150 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
28151 instead of sparc_compare_emitted.
28152 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
28153 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
28154 instead of sparc_compare_emitted.
28156 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28158 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
28159 enter/exit cfglayout mode.
28160 (pass_partition_block): Require it.
28161 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
28162 (combine_instructions): Track basic blocks instead of labels.
28163 (update_cfg_for_uncondjump): New.
28164 (try_combine): Use it. Update jumps after rescanning.
28165 (pass_combine): Require PROP_cfglayout.
28166 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
28168 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28170 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
28171 Provide/destroy PROP_cfglayout respectively.
28172 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
28173 * tree-pass.h (PROP_cfglayout): New.
28175 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28177 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
28178 fold_convert_const_fixed_from_fixed,
28179 fold_convert_const_fixed_from_int,
28180 fold_convert_const_fixed_from_real, fold_negate_const): Do not
28181 set TREE_CONSTANT_OVERFLOW.
28182 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
28183 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
28185 2009-03-30 Ira Rosen <irar@il.ibm.com>
28187 * tree-vect-loop-manip.c: New file.
28188 * tree-vectorizer.c: Update documentation and included files.
28189 (vect_loop_location): Make extern.
28190 (rename_use_op): Move to tree-vect-loop-manip.c
28191 (rename_variables_in_bb, rename_variables_in_loop,
28192 slpeel_update_phis_for_duplicate_loop,
28193 slpeel_update_phi_nodes_for_guard1,
28194 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
28195 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
28196 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
28197 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
28198 find_loop_location): Likewise.
28199 (new_stmt_vec_info): Move to tree-vect-stmts.c.
28200 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
28201 get_vectype_for_scalar_type, vect_is_simple_use,
28202 supportable_widening_operation, supportable_narrowing_operation):
28204 (bb_in_loop_p): Move to tree-vect-loop.c.
28205 (new_loop_vec_info, destroy_loop_vec_info,
28206 reduction_code_for_scalar_code, report_vect_op,
28207 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
28208 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
28209 (vect_supportable_dr_alignment): Likewise.
28210 * tree-vectorizer.h (tree-data-ref.h): Include.
28211 (vect_loop_location): Declare.
28212 Reorganize function declarations according to the new file structure.
28213 * tree-vect-loop.c: New file.
28214 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
28215 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
28216 * tree-vect-data-refs.c: New file.
28217 * tree-vect-patterns.c (timevar.h): Don't include.
28218 * tree-vect-stmts.c: New file.
28219 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
28220 tree-vect-slp.c, tree-vect-loop.c.
28221 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
28222 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
28223 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
28224 (tree-vect-analyze.o): Remove.
28225 (tree-vect-transform.o): Likewise.
28226 (tree-vect-data-refs.o): Add rule.
28227 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
28228 tree-vect-slp.o): Likewise.
28229 (tree-vect-patterns.o): Remove redundant dependencies.
28230 (tree-vectorizer.o): Likewise.
28231 * tree-vect-slp.c: New file.
28233 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28235 * optc-gen.awk: Warn if an option flag has multiple different
28238 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
28240 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
28241 -floop-block): Document dependences on PPL, CLooG and Graphite.
28243 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28245 PR rtl-optimization/323
28246 * c-common.c (c_fully_fold, convert_and_check,
28247 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
28248 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
28249 * c-common.def (EXCESS_PRECISION_EXPR): New.
28250 * c-cppbuiltin.c (builtin_define_float_constants): Define
28251 constants with enough digits for long double.
28252 * c-lex.c (interpret_float): Interpret constant with excess
28253 precision where appropriate.
28254 * c-opts.c (c_common_post_options): Set
28255 flag_excess_precision_cmdline. Give an error for
28256 -fexcess-precision=standard for C++ for processors where the
28257 option is significant.
28258 * c-parser.c (c_parser_conditional_expression): Handle excess
28259 precision in condition.
28260 * c-typeck.c (convert_arguments): Handle arguments with excess
28262 (build_unary_op): Move excess precision outside operation.
28263 (build_conditional_expr): Likewise.
28264 (build_compound_expr): Likewise.
28265 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
28266 (build_modify_expr): Handle excess precision in RHS.
28267 (convert_for_assignment): Handle excess precision in converted
28269 (digest_init, output_init_element, process_init_element): Handle
28270 excess precision in initializer.
28271 (c_finish_return): Handle excess precision in return value.
28272 (build_binary_op): Handle excess precision in operands and add
28273 excess precision as needed for operation.
28274 * common.opt (-fexcess-precision=): New option.
28275 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
28276 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
28277 For standard excess precision, output explicit conversion to and
28278 truncation from XFmode.
28279 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
28280 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
28281 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
28282 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
28283 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
28284 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
28285 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
28286 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
28287 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
28288 define_splits, sqrt<mode>2): Disable where appropriate for
28289 standard excess precision.
28290 * convert.c (convert_to_real): Do not shorten arithmetic to type
28291 for which excess precision would be used.
28292 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
28293 * doc/invoke.texi (-fexcess-precision=): Document option.
28294 (-mfpmath=): Correct index entry.
28295 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
28296 flag_excess_precision): New.
28297 * langhooks.c (lhd_post_options): Set
28298 flag_excess_precision_cmdline.
28299 * opts.c (common_handle_option): Handle -fexcess-precision=.
28300 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
28301 init_excess_precision): New.
28302 (lang_dependent_init_target): Call init_excess_precision.
28303 * tree.c (excess_precision_type): New.
28304 * tree.h (excess_precision_type): Declare.
28306 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28309 * c-typeck.c (build_component_ref): Do not copy qualifiers from
28310 non-lvalue to component.
28312 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28314 PR preprocessor/34695
28315 * Makefile.in (c-opts.o): Depend on c-tree.h.
28316 * c-common.c: Move down include of diagnostic.h.
28317 (done_lexing, c_cpp_error): New.
28318 * c-common.h (done_lexing): Declare.
28319 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
28321 * c-opts.c: Include c-tree.h.
28322 (c_common_init_options): Set preprocessor error callback.
28323 (c_common_handle_option): Do not set preprocessor
28324 inhibit_warnings, warnings_are_errors, warn_system_headers,
28325 pedantic_errors or inhibit_warnings flags.
28326 (c_common_post_options): Do not check cpp_errors (parse_in).
28327 (c_common_finish): Do not output dependencies if there were
28328 errors. Do not check return value of cpp_finish.
28329 * c-ppoutput.c (pp_file_change): Set input_location.
28330 * c-tree.h (c_cpp_error): Declare.
28331 * diagnostic.c (diagnostic_set_info_translated): Also initialize
28333 (diagnostic_build_prefix): Check override_column.
28334 * diagnostic.h (diagnostic_info): Add override_column field.
28335 (diagnostic_override_column): Define.
28337 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
28339 * c-common.c (c_expand_expr, c_staticp): Remove.
28340 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
28341 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
28342 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
28343 * c-gimplify.c (gimplify_compound_literal_expr,
28344 optimize_compound_literals_in_ctor): Remove.
28345 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
28346 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
28347 * c-semantics.c (emit_local_var): Remove.
28349 * langhooks-def.h (lhd_expand_expr): Remove.
28350 * langhooks.c (lhd_expand_expr): Remove.
28351 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
28353 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
28354 handling from c-semantics.c; don't call into langhook.
28355 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
28356 * gimplify.c (gimplify_compound_literal_expr,
28357 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
28358 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
28359 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
28360 as was done in c-gimplify.c.
28361 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
28362 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
28363 Move from c-common.h.
28364 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
28366 * tree.c (staticp): Do not call langhook.
28367 * langhooks.c (lhd_staticp): Delete.
28368 * langhooks-def.h (lhd_staticp): Delete prototype.
28369 (LANG_HOOKS_STATICP): Delete.
28370 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
28372 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
28373 instead of DECL_STMTs.
28375 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28383 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
28385 (fold_call_expr): Return a NOP_EXPR from folding rather than the
28386 contained expression.
28387 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
28388 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
28389 conditional expressions for C.
28390 (decl_constant_value_for_optimization): Move from
28391 decl_constant_value_for_broken_optimization in c-typeck.c. Check
28392 whether optimizing and that the expression is a VAR_DECL not of
28393 array type instead of doing such checks in the caller. Do not
28394 check pedantic. Call gcc_unreachable for C++.
28395 * c-common.def (C_MAYBE_CONST_EXPR): New.
28396 * c-common.h (c_fully_fold, c_save_expr,
28397 decl_constant_value_for_optimization): New prototypes.
28398 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28399 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28400 EXPR_INT_CONST_OPERANDS): Define.
28401 * c-convert.c (convert): Strip nops from expression.
28402 * c-decl.c (groktypename): Take extra parameters expr and
28403 expr_const_operands. Update call to grokdeclarator.
28404 (start_decl): Update call to grokdeclarator. Add statement for
28405 expressions used in type of decl.
28406 (grokparm): Update call to grokdeclarator.
28407 (push_parm_decl): Update call to grokdeclarator.
28408 (build_compound_literal): Add parameter non_const and build a
28409 C_MAYBE_COSNT_EXPR if applicable.
28410 (grokdeclarator): Take extra parameters expr and
28411 expr_const_operands. Track expressions used in declaration
28412 specifiers and declarators. Fold array sizes and track whether
28413 they are constant expressions and whether they are integer
28414 constant expressions.
28415 (parser_xref_tag): Set expr and expr_const_operands fields in
28417 (grokfield): Update call to grokdeclarator.
28418 (start_function): Update call to grokdeclarator.
28419 (build_null_declspecs): Set expr and expr_const_operands fields in
28421 (declspecs_add_type): Handle expressions in typeof specifiers.
28422 * c-parser.c (c_parser_declspecs): Set expr and
28423 expr_const_operands fields for declaration specifiers.
28424 (c_parser_enum_specifier): Likewise.
28425 (c_parser_struct_or_union_specifier): Likewise.
28426 (c_parser_typeof_specifier): Likewise. Update call to
28427 groktypename. Fold expression as needed. Return expressions with
28428 type instead of adding statements.
28429 (c_parser_attributes): Update calls to c_parser_expr_list.
28430 (c_parser_statement_after_labels): Fold expression before passing
28431 to objc_build_throw_stmt.
28432 (c_parser_condition): Fold expression.
28433 (c_parser_asm_operands): Fold expression.
28434 (c_parser_conditional_expression): Use c_save_expr. Update call
28435 to build_conditional_expr.
28436 (c_parser_alignof_expression): Update call to groktypename.
28437 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28438 original_code. Fold expression argument of va_arg. Create
28439 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28440 argument to va_arg. Update calls to groktypename. Fold array
28441 index for offsetof. Verify that first argument to
28442 __builtin_choose_expr has integer type.
28443 (c_parser_postfix_expression_after_paren_type): Update calls to
28444 groktypename and build_compound_literal. Handle expressions with
28445 side effects in type name.
28446 (c_parser_postfix_expression_after_primary): Update call to
28447 c_parser_expr_list. Set original_code for calls to
28448 __builtin_constant_p.
28449 (c_parser_expr_list): Take extra parameter fold_p. Fold
28450 expressions if requested.
28451 (c_parser_objc_type_name): Update call to groktypename.
28452 (c_parser_objc_synchronized_statement): Fold expression.
28453 (c_parser_objc_receiver): Fold expression.
28454 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28455 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28456 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28457 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28458 (struct c_typespec): Add elements expr and expr_const_operands.
28459 (struct c_declspecs): Add elements expr and expr_const_operands.
28460 (groktypename, build_conditional_expr, build_compound_literal):
28462 (in_late_binary_op): Declare.
28463 * c-typeck.c (note_integer_operands): New function.
28464 (in_late_binary_op): New variable.
28465 (decl_constant_value_for_broken_optimization): Move to c-common.c
28466 and rename to decl_constant_value_for_optimization.
28467 (default_function_array_conversion): Do not strip nops.
28468 (default_conversion): Do not call
28469 decl_constant_value_for_broken_optimization.
28470 (build_array_ref): Do not fold result.
28471 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28472 result when operand is a VLA.
28473 (c_expr_sizeof_type): Update call to groktypename. Handle
28474 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28475 result when operand names a VLA type.
28476 (build_function_call): Update call to build_compound_literal.
28477 Only fold result for calls to __builtin_* functions. Strip
28478 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28479 the function designator.
28480 (convert_arguments): Fold arguments. Update call to
28481 convert_for_assignment.
28482 (build_unary_op): Handle increment and decrement of
28483 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28484 decrement earlier. Fold operand of increment and decrement.
28485 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28486 built for integer operand. Wrap returns that are INTEGER_CSTs
28487 without being integer constant expressions or that have integer
28488 constant operands without being INTEGER_CSTs.
28489 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28490 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28491 result is an integer constant expression or can be used in
28492 unevaluated parts of one and avoid folding and wrap as
28493 appropriate. Fold operands before possibly doing -Wsign-compare
28495 (build_compound_expr): Wrap result for C99 if operands can be used
28496 in integer constant expressions.
28497 (build_c_cast): Update call to digest_init. Do not ignore
28498 overflow from casting floating-point constants to integers. Wrap
28499 results that could be confused with integer constant expressions,
28500 null pointer constants or floating-point constants.
28501 (c_cast_expr): Update call to groktypename. Handle expressions
28502 included in type name.
28503 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28504 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28505 Update calls to convert_for_assignment.
28506 (convert_for_assignment): Take new parameter
28507 null_pointer_constant. Do not strip nops or call
28508 decl_constant_value_for_broken_optimization. Set
28509 in_late_binary_op for conversions to boolean.
28510 (store_init_value): Update call to digest_init.
28511 (digest_init): Take new parameter null_pointer_constant. Do not
28512 call decl_constant_value_for_broken_optimization. pedwarn for
28513 initializers not constant expressions. Update calls to
28514 convert_for_assignment.
28515 (constructor_nonconst): New.
28516 (struct constructor_stack): Add nonconst element.
28517 (really_start_incremental_init, push_init_level, pop_init_level):
28518 Handle constructor_nonconst and nonconst element.
28519 (set_init_index): Call constant_expression_warning for array
28521 (output_init_element): Fold value. Set constructor_nonconst as
28522 applicable. pedwarn for initializers not constant expressions.
28523 Update call to digest_init. Call constant_expression_warning
28524 where constant initializers are required.
28525 (process_init_element): Use c_save_expr.
28526 (c_finish_goto_ptr): Fold expression.
28527 (c_finish_return): Fold return value. Update call to
28528 convert_for_assignment.
28529 (c_start_case): Fold switch expression.
28530 (c_process_expr_stmt): Fold expression.
28531 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28532 ensure statement expression is not evaluated in constant expression.
28533 (build_binary_op): Track whether results are integer constant
28534 expressions or may occur in such, disable folding and wrap results
28535 as applicable. Fold operands for -Wsign-compare warnings unless
28537 (c_objc_common_truthvalue_conversion): Handle results folded to
28538 integer constants that are not integer constant expressions.
28539 * doc/extend.texi: Document when typeof operands are evaluated,
28540 that condition of __builtin_choose_expr is an integer constant
28541 expression, and more about use of __builtin_constant_p in
28544 2009-03-29 Richard Guenther <rguenther@suse.de>
28546 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28547 propagate addresses of array references.
28549 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28551 * regmove.c (perhaps_ends_bb_p): Remove.
28552 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28553 from INSN and check that the main loop stays within that basic block.
28554 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28555 (regmove_forward_pass): Split out from regmove_optimize. Use
28556 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28557 (regmove_backward_pass): Split out from regmove_optimize. Use
28558 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28559 (regmove_optimize): Simplify.
28561 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28564 * config/i386/i386.c (classify_argument): Ignore flexible array
28565 member in struct and warn ABI change.
28567 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28569 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28571 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28572 (ix86_adjust_cost): Updated.
28574 2009-03-29 Jan Hubicka <jh@suse.cz>
28576 PR middle-end/28850
28577 * tree-pass.h (pass_cleanup_eh): New function.
28578 (remove_unreachable_regions): Break code handling RTL
28579 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28580 that can not be reached by runtime.
28581 (can_be_reached_by_runtime): New function.
28582 (label_to_region_map): New function.
28583 (num_eh_regions): New function.
28584 (rtl_remove_unreachable_regions): New function.
28585 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28586 (remove_eh_region): New function.
28587 * except.h: Include sbitmap and vecprim.
28588 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28589 num_eh_regions): Declare.
28590 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28591 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28592 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28593 (tree_empty_eh_handler_p): New function.
28594 (cleanup_empty_eh): New function.
28595 (cleanup_eh): New function.
28596 (pass_cleanup_eh): New function.
28598 2009-03-29 Jan Hubicka <jh@suse.cz>
28600 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28601 for removed regions.
28603 2009-03-29 Jan Hubicka <jh@suse.cz>
28605 * except.c (dump_eh_tree): Dump all datastructures.
28607 2009-03-29 Jan Hubicka <jh@suse.cz>
28609 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28610 (duplicate_eh_regions_1): Likewise.
28611 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28612 vector; call EH verification.
28613 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28614 Be ready for region being removed.
28616 2009-03-29 Jan Hubicka <jh@suse.cz>
28618 * bitmap.c (bitmap_last_set_bit): New function.
28619 * bitmap.h (bitmap_last_set_bit): Declare.
28621 2009-03-29 David Ayers <ayers@fsfe.org>
28624 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28625 by calling objc_compare_types and surpress warnings about
28626 incompatible C pointers that are compatible ObjC pointers.
28628 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28630 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28631 call initialize_inline_failed.
28632 (initialize_inline_failed): Move it from here ...
28633 * cgraph.c (initialize_inline_failed): ... to here.
28634 (cgraph_create_edge): Call initialize_inline_failed rather than
28635 setting inline_failed directly.
28637 2009-03-29 Ben Elliston <bje@au.ibm.com>
28640 * sysv4.opt (msdata): Improve comment.
28641 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28642 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28644 2009-03-29 Ben Elliston <bje@au.ibm.com>
28647 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28648 load and store attributes.
28650 2009-03-29 Ben Elliston <bje@au.ibm.com>
28652 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28653 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28654 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28655 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28656 __builtin_infq and __builtin_huge_valq.
28658 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28660 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28662 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28663 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28665 2009-03-28 Xinliang David Li <davidxl@google.com>
28667 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28668 (do_dbg_cnt): New function.
28670 2009-03-28 Jan Hubicka <jh@suse.cz>
28672 Merge from pretty-ipa:
28674 2009-03-27 Jan Hubicka <jh@suse.cz>
28676 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28677 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28678 * passes.c (function_called_by_processed_nodes_p): New.
28679 * ipa-pure-const.c (check_call): Fix handling of operands.
28680 (analyze_function): Dump debug output for skipped bodies.
28681 (local_pure_const): Use function_called_by_processed_nodes_p.
28682 * dwarf2out.c (reference_to_unused): Use output.
28683 * passes.c (do_per_function_toporder): Likewise.
28685 2008-11-12 Jan Hubicka <jh@suse.cz>
28687 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28688 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28689 state_set_in_source enum
28690 (check_decl): Ignore memory tags; do not set fake looping flags;
28692 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28693 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28694 (check_call, analyze_function): Rewrite.
28696 (add_new_function): Update call of analyze_function.
28697 (generate_summary): Add call of analyze_function.
28698 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28699 (local_pure_const): New function.
28700 (pass_local_pure_const): New pass.
28701 * ipa-inline.c (inline_transform): Set after_inlining.
28702 * tree-eh.c (stmt_can_throw_external): New.
28703 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28704 work with aliasing built.
28705 * tree-flow.h (stmt_can_throw_external): New.
28706 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28707 and local pure/const pass in early and late optimization queue.
28709 2009-03-28 Martin Jambor <mjambor@suse.cz>
28711 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28713 (fold_binary): Allow function decl aligment consideration is the
28714 second argument is integer constant one.
28715 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28716 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28717 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28719 2009-03-28 Jan Hubicka <jh@suse.cz>
28721 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28722 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28723 * function.h (rtl_data): Add nothrow flag.
28724 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28725 set DECL_NOTHROW for AVAILABLE functions.
28727 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28729 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28730 following vector keyword has expansion starting with pixel or bool
28731 keyword, expand vector to __vector and pixel or bool to __pixel or
28735 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28736 warn_if_disallowed_function_p): Removed.
28737 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28738 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28739 warning_if_disallowed_function_p.
28740 * flags.h (warn_if_disallowed_function_p,
28741 warn_disallowed_functions): Removed.
28742 * common.opt (Wdisallowed-function-list=): Removed.
28743 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28745 2009-03-28 Richard Guenther <rguenther@suse.de>
28747 PR tree-optimization/38723
28748 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28751 2009-03-28 Jan Hubicka <jh@suse.cz>
28753 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28754 test introduced by my previous patch.
28756 2009-03-28 Richard Guenther <rguenther@suse.de>
28758 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28759 the PHIs value undefined.
28761 2009-03-28 Jan Hubicka <jh@suse.cz>
28763 * tree-pass.h (pass_fixup_cfg): New pass.
28764 * ipa-inline.c (inline_transform): Set
28765 always_inline_functions_inlined/after_inlining.
28766 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28767 (pass_fixup_cfg): New pass.
28768 * passes.c (init_optimization_passes): Add fixup_cfg.
28770 2009-03-28 Richard Guenther <rguenther@suse.de>
28772 PR tree-optimization/38458
28773 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28774 argument use the arguments copy-of value.
28776 2009-03-28 Richard Guenther <rguenther@suse.de>
28778 PR tree-optimization/38180
28779 * tree-ssa-ccp.c (get_default_value): Simplify.
28780 (likely_value): Likewise.
28781 (surely_varying_stmt_p): Properly handle VOP case.
28782 (ccp_initialize): Likewise.
28783 (ccp_fold): Handle propagating through *&.
28784 (fold_const_aggregate_ref): Also handle decls.
28786 2009-03-28 Jan Hubicka <jh@suse.cz>
28788 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28789 * cgraph.h (cgraph_node): Likewise.
28790 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28791 (cgraph_reset_node): Use process flag.
28792 (cgraph_mark_functions_to_output): Likewise.
28793 (cgraph_expand_function): Likewise.
28794 (cgraph_expand_all_functions): Likewise.
28795 (cgraph_output_in_order): Likewise.
28796 * dwarf2out.c (reference_to_unused): Likewise.
28797 * passes.c do_per_function_toporder): Likewise.
28799 2009-03-28 Jan Hubicka <jh@suse.cz>
28801 Bring from lto-branch:
28803 2008-09-03 Doug Kwan <dougkwan@google.com>
28805 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28806 enums instead of reason strings.
28807 * cgraph.c (cgraph_create_edge): Same.
28808 (cgraph_inline_failed_string): New function.
28809 * cgraph.h (cgraph_inline_failed_t): New enum type.
28810 (cgraph_inline_failed_string): New prototype.
28811 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28812 char pointer to cgraph_inline_failed_t.
28813 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28814 (cgraph_default_inline_p): Ditto.
28815 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28816 to cgraph_inline_failed_t pointer.
28817 * cif-code.def: New file.
28818 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28820 (cgraph_check_inline_limits): Change type of REASON to pointer to
28821 cgraph_inline_failed_t. Replace reason strings with enums.
28822 (cgraph_default_inline_p): Ditto.
28823 (cgraph_recursive_inlining_p): Ditto.
28824 (update_caller_keys): Change type of FAILED_REASON to
28825 cgraph_inline_failed_t.
28826 (cgraph_set_inline_failed): Change type of REASON to pointer to
28827 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28828 convert enums to strings for text output.
28829 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28830 to be of type cgraph_inline_failed_t. Replace reason strings with
28831 enums. Call cgraph_inline_failed_string to covert enums
28832 to strings for text output.
28833 (cgraph_decide_inlining): Replace reason strings with enums.
28834 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28835 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28837 * tree-inline.c (expand_call_inline): Change type of REASON
28838 to cgraph_inline_failed_t. Replace reason strings with enums.
28839 Call cgraph_inline_failed_string for text output.
28840 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28843 2009-03-28 Jan Hubicka <jh@suse.cz>
28845 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28846 cgraph_clone_node): Remove master clone handling.
28847 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28848 * cgraph.h (master_clone): Remove.
28849 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28850 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28851 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28853 2009-03-28 Jan Hubicka <jh@suse.cz>
28855 * cgraph.c (cgraph_function_body_availability): Functions declared
28856 inline are always safe to assume that it is not going to be replaced.
28858 2009-03-28 Richard Guenther <rguenther@suse.de>
28860 PR tree-optimization/38513
28861 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28862 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28863 EXC_PTR_EXPR and FILTER_EXPR.
28864 (get_ref_from_reference_ops): Likewise.
28866 2009-03-28 Richard Guenther <rguenther@suse.de>
28868 PR tree-optimization/38968
28869 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28870 Use FLOOR_MOD_EXPR to compute misalignment.
28872 2009-03-28 Richard Guenther <rguenther@suse.de>
28874 PR tree-optimization/37795
28875 * tree.h (combine_comparisons): Declare.
28876 * fold-const.c (combine_comparisons): Export.
28877 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28879 (ifcombine_iforif): Use combine_comparisons.
28881 2009-03-28 Jan Hubicka <jh@suse.cz>
28883 * tree-eh.c (inlinable_call_p): New function.
28884 (make_eh_edges): Use it.
28885 (verify_eh_edges): Use it.
28886 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28887 * except.c (reachable_next_level): Add inlinable_function argument
28888 (sjlj_find_directly_reachable_regions): Update.
28889 (add_reachable_handler): Do not set saw_any_handlers.
28890 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28891 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28892 Add new inlinable call parameter.
28893 (can_throw_internal, can_throw_external): Update.
28894 * except.h (can_throw_internal_1, can_throw_external_1,
28895 foreach_reachable_handler): Update declaration.
28897 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28899 * config/arm/t-arm-coff, config/h8300/coff.h,
28900 config/i386/i386-aout.h, config/i386/i386-coff.h,
28901 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28902 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28903 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28904 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28905 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28906 sys-types.h: Remove.
28907 * Makefile.in: Remove protoize and fixproto support and references
28909 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28910 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28912 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28913 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28914 unprotoize$(exeext).
28915 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28916 (.PHONY): Don't depend on proto.
28917 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28918 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28919 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28920 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28921 build/gen-protos.o, build/scan.o, xsys-protos.h,
28922 build/fix-header$(build_exeext), build/fix-header.o,
28923 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28924 stmp-install-fixproto): Remove.
28925 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28926 SYSCALLS.c or fixproto files.
28927 (install-common): Don't install protoize.
28928 (install-headers-tar, install-headers-cpio, install-headers-cp):
28929 Don't depend on $(STMP_FIXPROTO).
28930 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28931 install fixproto files or write out fixproto settings.
28932 (uninstall): Don't uninstall protoize.
28933 * config.gcc (use_fixproto): Remove.
28934 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28935 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28936 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28937 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28938 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28939 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28940 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28941 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28942 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28943 * config/t-vxworks (STMP_FIXPROTO): Remove.
28944 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28945 STMP_FIXPROTO): Remove.
28946 * config.in, configure: Regenerate.
28947 * crtstuff.c (gid_t, uid_t): Don't undefine.
28948 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28949 (arm-*-coff, arm-*-aout: Remove target entries.
28950 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28951 Remove mention of AIX 4.1.
28952 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28953 * doc/invoke.texi (Running Protoize): Remove.
28954 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28955 (Protoize Caveats): Remove.
28956 * tsystem.h: Update comments on headers assumed to exist.
28958 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28960 * genautomata.c: Add a new year to the copyright. Add a new
28962 (struct insn_reserv_decl): Add comments for member bypass_list.
28963 (find_bypass): Remove.
28964 (insert_bypass): New.
28965 (process_decls): Use insert_bypass.
28966 (output_internal_insn_latency_func): Output all bypasses with the
28967 same input insn in one switch case.
28969 * rtl.def (define_bypass): Describe bypass choice.
28970 * doc/md.texi (define_bypass): Ditto.
28972 2009-03-27 Richard Guenther <rguenther@suse.de>
28974 * gimplify.c (mark_addressable): Export.
28975 * tree-flow.h (mark_addressable): Declare.
28976 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28977 * tree-ssa.c (verify_phi_args): Verify that address taken
28978 variables have TREE_ADDRESSABLE set.
28980 2009-03-27 Richard Guenther <rguenther@suse.de>
28982 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28983 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28984 Do not mark decls TREE_ADDRESSABLE.
28985 (build_fold_addr_expr): Adjust.
28986 (fold_addr_expr): Remove.
28987 (fold_unary): Use build_fold_addr_expr.
28988 (fold_comparison): Likewise.
28989 (split_address_to_core_and_offset): Likewise.
28990 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28992 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28993 (gimplify_modify_expr_to_memcpy): Mark source and destination
28995 * omp-low.c (create_omp_child_function): Mark the object decl
28997 (lower_rec_input_clauses): Mark the var we take the address of
28999 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
29001 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29003 PR middle-end/39315
29004 * cfgexpand.c (expand_one_stack_var_at): Change alignment
29005 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
29007 2009-03-27 Richard Guenther <rguenther@suse.de>
29009 PR tree-optimization/39120
29010 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
29012 (handle_lhs_call): Process return constraints. Add escape
29013 constraints if necessary.
29014 (handle_const_call): Fill out return constraints. Make nested
29015 case more precise. Avoid consttmp if possible.
29016 (handle_pure_call): Fill out return constraints. Avoid
29017 callused if possible.
29018 (find_func_aliases): Simplify call handling.
29020 2009-03-27 Richard Guenther <rguenther@suse.de>
29022 PR tree-optimization/39120
29023 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
29024 as a representative.
29025 (solve_graph): Do propagate CALLUSED.
29026 (handle_pure_call): Use a scalar constraint from CALLUSED for
29028 (find_what_p_points_to): CALLUSED shall not appear in poins-to
29031 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29034 * c-common.c (handle_aligned_attribute): Properly check alignment
29035 overflow. Use (1U << i) instead of (1 << i).
29037 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
29039 * expr.h (get_mem_align_offset): Updated.
29041 * tree.h (tree_decl_common): Change align to "unsigned int" and
29042 move it before pointer_alias_set.
29044 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29045 Jakub Jelinek <jakub@redhat.com>
29048 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
29049 gr_register_operand with gr_reg_or_0_operand.
29050 (cmpxchg_rel_di): Likewise.
29051 (sync_lock_test_and_set<mode>): Likewise.
29053 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29055 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
29056 (true_regnum): Likewise.
29058 * rtlanal.c (subreg_info): Moved to ...
29059 * rtl.h (subreg_info): Here. New.
29060 (subreg_get_info): New.
29062 * rtlanal.c (subreg_get_info): Make it extern.
29064 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29067 * config/i386/i386.c (ix86_abi): New.
29068 (override_options): Handle -mabi=.
29069 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
29070 (ix86_call_abi_override): Likewise.
29071 (init_cumulative_args): Likewise.
29072 (function_arg_advance): Likewise.
29073 (function_arg_64): Likewise.
29074 (function_arg): Likewise.
29075 (ix86_pass_by_reference): Likewise.
29076 (ix86_function_value_regno_p): Likewise.
29077 (ix86_build_builtin_va_list_abi): Likewise.
29078 (setup_incoming_varargs_64): Likewise.
29079 (is_va_list_char_pointer): Likewise.
29080 (ix86_init_machine_status): Likewise.
29081 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
29082 (ix86_function_type_abi): Return enum calling_abi. Rewrite
29083 for 64bit. Replace DEFAULT_ABI with ix86_abi.
29084 (ix86_function_abi): Make it static and return enum calling_abi.
29085 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
29087 (ix86_fn_abi_va_list): Updated.
29089 * config/i386/i386.h (ix86_abi): New.
29090 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
29091 (CONDITIONAL_REGISTER_USAGE): Likewise.
29092 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
29093 (machine_function): Likewise.
29095 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
29097 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
29098 (STACK_BOUNDARY): Likewise.
29099 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
29101 * config/i386/i386.opt (mabi=): New.
29103 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
29104 return enum calling_abi.
29105 (ix86_function_type_abi): Likewise.
29106 (ix86_function_abi): Removed.
29108 * doc/invoke.texi: Document -mabi= option for x86.
29110 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29112 * builtins.c (real_dconstp): Delete.
29113 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
29115 2009-03-27 Dodji Seketeli <dodji@redhat.com>
29116 Jakub Jelinek <jakub@redhat.com>
29119 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
29120 (gen_subprogram_die): When a function is explicit, generate the
29121 DW_AT_explicit attribute.
29122 * langhooks.h (struct lang_hooks_for_decls): Add
29123 function_decl_explicit_p langhook.
29124 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
29125 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
29127 2009-03-27 Jakub Jelinek <jakub@redhat.com>
29129 * builtins.c (fold_builtin_memory_op): Optimize memmove
29130 into memcpy if we can prove source and destination don't overlap.
29132 * tree-inline.c: Include gt-tree-inline.h.
29133 (clone_fn_id_num): New variable.
29134 (clone_function_name): New function.
29135 (tree_function_versioning): Use it.
29136 * Makefile.in (GTFILES): Add tree-inline.c.
29138 2009-03-27 Mark Mitchell <mark@codesourcery.com>
29140 * BASE-VER: Change to 4.5.0.
29142 2009-03-27 Xinliang David Li <davidxl@google.com>
29144 PR tree-optimization/39557
29145 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
29147 2009-03-27 Xinliang David Li <davidxl@google.com>
29149 PR tree-optimization/39548
29150 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
29153 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29155 * c-common.c (pointer_int_sum): Use %wd on return from
29158 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29160 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
29161 on return from tree_low_cst.
29163 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
29166 * ginclude/stdarg.h (va_copy): Define also for
29167 __GXX_EXPERIMENTAL_CXX0X__.
29169 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29172 * builtins.h (c_strlen): Do not warn here.
29173 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
29174 * c-common.c (pointer_int_sum): Take an explicit location.
29175 Warn about offsets out of bounds.
29176 * c-common.h (pointer_int_sum): Adjust declaration.
29178 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29180 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
29183 2009-03-26 Jakub Jelinek <jakub@redhat.com>
29186 * opts.c (warn_if_disallowed_function_p): Don't assume
29187 get_callee_fndecl must return non-NULL.
29189 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
29191 PR rtl-optimization/39522
29192 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
29193 when reg_reloaded_valid is set.
29195 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29197 * config/spu/divv2df3.c: New file.
29198 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
29199 (DPBIT_FUNCS): Filter out _div_df.
29201 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
29203 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
29204 a jump insn, count that jump in the distance to the loop start.
29206 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
29209 * config/sh/sh.c (calc_live_regs): Fix condition for global
29210 registers except PIC_OFFSET_TABLE_REGNUM.
29212 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
29215 * doc/invoke.texi (-mconsole): New.
29217 (-mno-cygwin): New.
29219 (-mnop-fun-dllimport): New.
29223 (sub section "i386 and x86-64 Windows Options"): New.
29225 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
29227 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
29228 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
29230 2009-03-25 Richard Guenther <rguenther@suse.de>
29232 PR middle-end/39497
29233 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
29236 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
29238 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
29239 neither of haifa/selective schedulers are working.
29241 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29243 * doc/invoke.texi (Debugging Options): Fix description of
29244 -fno-merge-debug-strings.
29246 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
29248 * config/cris/libgcc.ver: New version-script.
29249 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
29251 * configure.ac <GAS features, nop mnemonic>: Add pattern
29252 crisv32-*-* for "nop".
29253 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
29254 * configure: Regenerate.
29256 2009-03-24 Ira Rosen <irar@il.ibm.com>
29258 PR tree-optimization/39529
29259 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
29260 mark_sym_for_renaming for the tag copied to the new vector
29263 2009-03-24 Arthur Loiret <aloiret@debian.org>
29265 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
29266 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
29267 EXTRA_SPEC_FUNCTIONS.
29268 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
29269 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
29270 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
29271 -march and -mtune options.
29273 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
29275 * config/m68k/t-rtems: Add m5329 multilib.
29277 2009-03-24 Dodji Seketeli <dodji@redhat.com>
29278 Jakub Jelinek <jakub@redhat.com>
29281 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
29284 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29287 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
29288 instead of c_parser_expression_conv, if original_code isn't one of the
29289 4 allowed comparison codes, fail.
29291 2009-03-23 Richard Guenther <rguenther@suse.de>
29293 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
29294 * tree.h (struct tree_type): Likewise.
29295 * reload.h (struct insn_chain): Likewise.
29296 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
29297 * function.h (struct function): Likewise.
29298 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
29300 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29302 PR tree-optimization/39516
29303 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
29305 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
29307 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
29308 should be set true if BITS_PER_WORD of target is bigger than 32
29310 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
29312 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
29313 Translate -B-options to -rpath-link. Correct existing
29314 rpath-link and conditionalize on !nostdlib.
29316 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29318 * doc/extend.texi (Function Attributes, Variable Attributes):
29320 * doc/invoke.texi (Debugging Options, Optimize Options)
29321 (i386 and x86-64 Options, MCore Options): Likewise.
29323 2009-03-20 Jakub Jelinek <jakub@redhat.com>
29326 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
29327 it for block local namespace aliases.
29328 (gen_decl_die): Pass context_die to gen_namespace_die.
29330 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29333 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
29334 minimum or maximum value.
29336 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
29338 * reginfo.c (globalize_reg): Recompute derived reg sets.
29340 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
29343 * libgcc2.c (mprotect): Do not use signed arguments for
29344 VirtualProtect, use DWORD arguments. Also fix the 'may
29345 be used uninitialized' warning for the np variable.
29347 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29350 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
29351 functions using regparm calling conventions when not optimizing.
29352 (ix86_function_sseregparm): Similarly for sseregparm calling
29355 2009-03-19 Li Feng <nemokingdom@gmail.com>
29357 PR middle-end/39500
29358 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
29359 dependence if the first conflict is after niter iterations.
29361 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
29363 PR middle-end/38609
29364 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
29365 functions with dynamic stack-pointer adjustments.
29367 2009-03-19 Ben Elliston <bje@au.ibm.com>
29369 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
29370 option; change to -msdata=data.
29372 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29374 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
29377 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
29380 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
29382 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
29384 * doc/invoke.texi (Code Gen Options): Expand discussion of
29387 2009-03-18 Jakub Jelinek <jakub@redhat.com>
29389 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
29390 * matrix-reorg.c (struct matrix_info): Likewise.
29391 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
29392 * rtl.h (struct mem_attrs): Likewise.
29393 * df.h (struct df): Likewise.
29394 * tree-data-ref.h (struct data_dependence_relation): Likewise.
29395 * ira-int.h (struct ira_allocno): Likewise.
29396 * df-scan.c (struct df_collection_rec): Likewise.
29397 * ira.c (struct equivalence): Likewise.
29398 * function.c (struct temp_slot): Likewise.
29399 * cfgloop.h (struct loop): Likewise.
29402 * function.c (use_register_for_decl): When not optimizing, disregard
29403 register keyword for variables with types containing methods.
29405 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
29407 PR middle-end/39447
29408 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
29409 (is_simple_operand): Call contains_component_ref_p before calling data
29410 reference analysis that would fail on COMPONENT_REFs.
29412 * tree-vrp.c (search_for_addr_array): Fix formatting.
29414 2009-03-18 Richard Guenther <rguenther@suse.de>
29416 * tree-vect-transform.c (vect_loop_versioning): Fold the
29417 generated comparisons.
29418 * tree-vectorizer.c (set_prologue_iterations): Likewise.
29419 (slpeel_tree_peel_loop_to_edge): Likewise.
29421 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29423 PR middle-end/37805
29424 * opts.c (print_specific_help): In addition to `undocumented',
29425 accept `separate' and `joined' flags if passed alone. Describe
29426 output by the first matched one of those.
29427 (common_handle_option): Skip over empty strings.
29428 * gcc.c (display_help): Fix help string for `--help='.
29429 * doc/invoke.texi (Option Summary, Overall Options): With
29430 `--help=', classes and qualifiers can both be repeated, but
29431 only the latter can be negated. One should not pass only
29432 negated qualifiers. Fix markup and examples.
29435 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29436 PR middle-end/37805
29437 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29438 and -fhelp=separate.
29440 2009-03-17 Jing Yu <jingyu@google.com>
29442 PR middle-end/39378
29443 * function.h (struct rtl_data): Move is_thunk from here...
29444 (struct function): ...to here.
29445 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29446 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29448 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29450 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29451 (alpha_output_function_end_prologue): Likewise.
29452 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29453 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29454 (rs6000_output_function_epilogue): Likewise.
29455 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29457 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29460 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29461 from different units in a single alternative.
29462 (*truncdfsf_i387): Ditto.
29463 (*truncxfsf2_mixed): Ditto.
29464 (*truncxfdf2_mixed): Ditto.
29466 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29468 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29469 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29472 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29473 unused non-artificial variables when not optimizing.
29476 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29477 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29478 NAMESPACE_DECL in its DECL_INITIAL.
29480 PR middle-end/39443
29481 * optabs.c (set_user_assembler_libfunc): New function.
29482 * expr.h (set_user_assembler_libfunc): New prototype.
29483 * c-common.c: Include libfuncs.h.
29484 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29485 for memcmp, memset, memcpy, memmove and abort.
29486 * Makefile.in (c-common.o): Depend on libfuncs.h.
29489 * dwarf2out.c (gen_inlined_enumeration_type_die,
29490 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29491 gen_tagged_type_instantiation_die): Removed.
29492 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29495 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29498 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29500 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29501 (check-parallel-%): Ditto.
29502 (check-consistency): Ditto.
29504 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29506 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29507 local variable rhs by NULL_TREE.
29509 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29512 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29514 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29517 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29519 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29522 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29523 for ms->sysv ABI calls only in 64bit mode.
29525 * config/i386/i386.md (untyped_call): Support 32bit.
29527 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29529 * doc/extend.texi: Replace x86_65 with x86_64.
29531 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29533 PR tree-optimization/39455
29534 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29535 mismatches for POINTER_TYPE_P (type).
29536 (number_of_iterations_le): Likewise.
29538 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29540 * config/picochip/picochip.c: Removed profiling support.
29541 * config/picochip/picochip.md: Removed profiling instruction.
29542 * config/picochip/picochip.h: Removed profiling builtin.
29544 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29546 * doc/install.texi (--with-host-libstdcxx): Document.
29548 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29551 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29552 generate a warning if the function name does not begin with
29553 "__vector" and the function has either the 'signal' or 'interrupt'
29554 attribute, from here to ...
29555 (avr_declare_function_name): ...here. New function.
29556 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29557 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29559 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29562 * cse.c (fold_rtx): Don't modify original const_arg1 when
29563 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29564 separate variable instead.
29565 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29566 from out of range shift counts.
29567 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29569 2009-03-13 Catherine Moore <clm@codesourcery.com>
29571 * config/i386/x-mingw32 (host-mingw32.o): Replace
29572 diagnostic.h with $(DIAGNOSTIC_H).
29574 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29577 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29579 * config/i386/sync.md (sync_compare_and_swap<mode>,
29580 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29581 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29583 (sync_double_compare_and_swapdi_pic,
29584 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29585 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29587 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29590 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29592 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29595 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29596 (avx_addsubv4df3): Likewise.
29597 (*avx_addsubv4sf3): Likewise.
29598 (sse3_addsubv4sf3): Likewise.
29600 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29603 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29605 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29608 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29609 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29610 registers for allocnos created from user-defined variables.
29612 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29615 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29616 of non-integer mode as well.
29618 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29620 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29621 for functions for which the parameter types are unknown.
29623 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29626 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29627 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29628 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29629 * config/i386/i386.c (ix86_local_alignment): For
29630 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29631 long long variables on the stack to avoid dynamic realignment.
29632 Allow the first argument to be a decl rather than type.
29633 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29635 2009-03-11 Nick Clifton <nickc@redhat.com>
29638 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29640 Add description to mno-lsim option.
29641 * config/mcore/mcore.h: Remove comment about deprecated m4align
29643 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29644 * doc/invoke.texi: Add description of mno-lsim and
29645 mstack-increment options.
29647 * config/fr30/fr30.opt: Document the -mno-lsim option.
29648 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29649 and -mno-lsim options.
29651 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29653 * fold-const.c (fold_comparison): Only call fold_inf_compare
29654 if the mode supports infinities.
29656 2009-03-11 Jason Merrill <jason@redhat.com>
29659 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29660 end already did. Notice GIMPLE_CALL modifications of the result.
29661 Don't copy debug information from an ignored decl or a decl from
29664 2009-03-10 Richard Guenther <rguenther@suse.de>
29665 Nathan Froyd <froydnj@codesourcery.com>
29667 PR middle-end/37850
29668 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29669 (__divMODE3): Likewise.
29671 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29673 PR tree-optimization/39394
29674 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29675 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29677 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29679 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29680 inline asms for register asm ("") declarations.
29682 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29684 * fold-const.c (fold_unary): Fix comment.
29686 2009-03-07 Jan Hubicka <jh@suse.cz>
29689 * tree-inline.c (setup_one_parameter): Do replacement of const
29690 argument by constant in SSA form.
29692 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29694 PR middle-end/38028
29695 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29696 determine alignment passed to assign_stack_local.
29697 (assign_parms_unsplit_complex): Likewise.
29698 * except.c (sjlj_build_landing_pads): Likewise.
29700 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29702 PR middle-end/39360
29703 * tree-flow.h (add_referenced_var): Return bool instead of void.
29704 * tree-dfa.c (add_referenced_var): Return result of
29705 referenced_var_check_and_insert call.
29706 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29707 of referenced_var_check_and_insert.
29710 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29711 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29712 DIE, don't emit it if abstract origin already has it.
29713 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29714 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29716 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29718 * genpreds.c (needs_variable): Fix parentheses at variable name
29720 (write_tm_constrs_h): Indent generated code.
29722 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29724 * doc/extend.texi (Function Attributes): Add documentation
29725 for isr attributes.
29727 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29730 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29731 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29733 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29735 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29738 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29741 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29742 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29744 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29746 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29747 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29748 constants instead of magic numbers.
29749 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29751 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29752 (x86_64_ms_abi_int_parameter_registers): Ditto.
29753 (x86_64_int_return_registers): Ditto.
29754 (ix86_maybe_switch_abi): Ditto.
29755 (ix86_expand_call): Ditto for clobbered_registers array.
29756 (ix86_hard_regno_mode_ok): Ditto.
29757 (x86_extended_QIreg_mentioned_p): Ditto.
29759 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29761 PR tree-optimization/39349
29762 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29764 * combine.c (gen_lowpart_for_combine): Use omode when generating
29767 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29769 PR rtl-optimization/39235
29770 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29772 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29774 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29776 2009-03-04 Richard Guenther <rguenther@suse.de>
29778 PR tree-optimization/39362
29779 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29780 that occur in abnormal PHIs should be varying.
29782 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29784 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29786 (simple_iv): Take loop as an argument instead of statement.
29787 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29788 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29790 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29792 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29793 * matrix-reorg.c (analyze_transpose): Ditto.
29794 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29795 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29796 * tree-predcom.c (ref_at_iteration): Ditto.
29797 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29799 2009-03-04 Richard Guenther <rguenther@suse.de>
29801 PR tree-optimization/39358
29802 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29803 escaped_id and callused_id.
29804 (solve_graph): Likewise.
29806 2009-03-04 Richard Guenther <rguenther@suse.de>
29808 PR tree-optimization/39339
29809 * tree-sra.c (try_instantiate_multiple_fields): Make it
29810 no longer ICE on the above.
29812 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29814 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29815 that fits within Pmode.
29817 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29819 PR middle-end/10109
29820 * tm.texi (LIBCALL_VALUE): Update description.
29822 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29824 PR middle-end/34443
29825 * doc/extend.texi (section): Update description.
29827 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29829 PR middle-end/39345
29830 * tree-inline.c (remapped_type): New.
29831 (can_be_nonlocal): Call remapped_type instead of remap_type.
29833 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29836 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29837 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29839 2009-03-03 Richard Guenther <rguenther@suse.de>
29841 PR middle-end/39272
29842 * tree.c (tree_nonartificial_location): New function.
29843 * tree.h (tree_nonartificial_location): Declare.
29844 * builtins.c (expand_builtin_memory_chk): Provide location
29845 of the call location for artificial function pieces.
29846 (maybe_emit_chk_warning): Likewise.
29847 (maybe_emit_sprintf_chk_warning): Likewise.
29848 (maybe_emit_free_warning): Likewise.
29849 * expr.c (expand_expr_real_1): Likewise.
29851 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29853 PR tree-optimization/39343
29854 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29855 COMPONENT_REF t has ARRAY_TYPE.
29857 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29859 PR middle-end/39335
29860 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29861 when the type precision of the induction variable should be
29862 larger than the type precision of nit.
29863 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29864 * graphite.c (graphite_loop_normal_form): Same.
29865 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29867 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29869 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29870 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29871 numbers to describe clobbered registers.
29872 (*call_value_0_rex64_ms_sysv): Ditto.
29873 * config/i386/mmx.md (mmx_emms): Ditto.
29874 (mmx_femms): Ditto.
29876 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29878 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29881 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29883 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29884 (spu_section_type_flags): New function.
29886 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29888 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29889 reg_class_contents of FLOAT_REGS into a temporary.
29891 2009-03-02 Richard Guenther <rguenther@suse.de>
29892 Ira Rosen <irar@il.ibm.com>
29894 PR tree-optimization/39318
29895 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29896 information to the vectorized statement.
29898 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29900 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29901 variable. Use defined names instead of magic constants for REX SSE
29904 2009-03-01 Richard Guenther <rguenther@suse.de>
29906 PR tree-optimization/39331
29907 * omp-low.c (lower_send_shared_vars): Do not receive new
29908 values for the reference of DECL_BY_REFERENCE parms or results.
29910 2009-03-01 Jan Hubicka <jh@suse.cz>
29913 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29914 BLOCK_NONLOCALIZED_VAR): New macros.
29915 (tree_block): Add nonlocalized_vars.
29916 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29917 gen_decl_die): Add origin argument. Allow generation of die with
29918 origin at hand only.
29919 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29920 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29922 (gen_block_die): Fix checking for unused blocks.
29923 (process_scope_var): Break out from .... ; work with origins only.
29924 (decls_for_scope) ... here; process nonlocalized list.
29925 (dwarf2out_ignore_block): Look for nonlocalized vars.
29926 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29928 (dump_scope_block): Dump them.
29929 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29930 (remap_block): Likewise.
29931 (can_be_nonlocal): New predicate.
29932 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29934 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29936 * configure: Regenerate.
29938 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29940 * optc-gen.awk: No need to duplicate option flags twice.
29941 Reuse help texts for duplicate options which do not have any.
29943 * gcc.c (display_help): Document --version.
29945 * gcc.c (main): If print_help_list and verbose_flag, ensure
29946 driver output comes before subprocess output.
29948 * optc-gen.awk: Assign all remaining fields to help string,
29949 space-separated, for multi-line help in *.opt.
29951 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29952 -Wno-pedantic-ms-format is for MinGW targets only.
29954 * doc/options.texi (Option file format): Fix bad indentation,
29955 restoring dropped sentence.
29957 2009-02-28 Jan Hubicka <jh@suse.cz>
29959 * tree-inline.c (tree_function_versioning): Output debug info.
29961 2009-02-28 Jan Hubicka <jh@suse.cz>
29964 * tree-inline.c (setup_one_parameter): Do not copy propagate
29965 arguments when not optimizing.
29967 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29970 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29971 (avx_addsubv4df3): Likewise.
29972 (*avx_addsubv4sf3): Likewise.
29973 (sse3_addsubv4sf3): Likewise.
29974 (*avx_addsubv2df3): Likewise.
29975 (sse3_addsubv2df3): Likewise.
29976 (avx_unpckhps256): Correct item selectors.
29977 (avx_unpcklps256): Likewise.
29978 (avx_unpckhpd256): Likewise.
29979 (avx_unpcklpd256): Likewise.
29981 2009-02-28 Jan Hubicka <jh@suse.cz>
29983 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29985 (copy_arguments_for_versioning): If var is declared don't declare it.
29986 (tree_function_versioning): First setup substitutions and then copy
29989 2009-02-27 Jan Hubicka <jh@suse.cz>
29992 * cgraph.h (varpool_output_debug_info): Remove.
29993 * cgraphunit.c (varpool_output_debug_info): Remove.
29994 * dwarf2out.c (deferred_locations_struct): New struct
29995 (deferred_locations): New type.
29996 (deferred_locations_list): New static var.
29997 (deffer_location): New function.
29998 (gen_variable_die): Use it.
29999 (decls_for_scope): Output info on local static vars.
30000 (dwarf2out_finish): Process deferred locations.
30001 * varpool.c (varpool_output_debug_info): Remove.
30003 2009-02-27 Jan Hubicka <jh@suse.cz>
30006 * tree.h (TREE_PROTECTED): Fix comment.
30007 (BLOCK_HANDLER_BLOCK): Remove.
30008 (struct tree_block): Remove handler_block add body_block.
30009 (inlined_function_outer_scope_p): New.
30010 (is_body_block): Remove.
30011 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
30012 * dwarf2out.c (is_inlined_entry_point): Remove.
30013 (add_high_low_attributes): Use inlined_function_outer_scope_p.
30014 (gen_block_die): Use is_inlined_entry_point check. Remove body block
30016 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
30017 * gimplify.c (gimplify_expr): Gimplify body blocks.
30018 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
30019 block with multiple subblocks.
30020 (dump_scope_block): Prettier output; dump more flags and info.
30021 (dump_scope_blocks): New.
30022 (remove_unused_locals): Use dump_scope_blocks.
30023 * tree-flow.h (dump_scope_blocks): Declare.
30024 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
30025 * stmt.c (is_body_block): Remove.
30026 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
30027 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
30029 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
30031 PR middle-end/39308
30032 * graphite.c (graphite_loop_normal_form): Do not call
30033 number_of_iterations_exit from a gcc_assert.
30035 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30037 * config/s390/s390.c (s390_swap_cmp): Look for conditional
30038 jumps if COND is NULL.
30039 (find_cond_jump): New function.
30040 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
30041 * config/s390/s390.md: Remove z10_cobra attribute value.
30043 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
30045 * config/alpha/alpha.h (alpha_expand_mov): Return false if
30046 force_const_mem returns NULL_RTX.
30048 2009-02-26 Jan Hubicka <jh@suse.cz>
30051 * cgraph.h (varpool_output_debug_info): Remove.
30052 * cgraphunit.c (varpool_output_debug_info): Remove.
30053 * dwarf2out.c (deferred_locations_struct): New struct
30054 (deferred_locations): New type.
30055 (deferred_locations_list): New static var.
30056 (deffer_location): New function.
30057 (gen_variable_die): Use it.
30058 (decls_for_scope): Output info on local static vars.
30059 (dwarf2out_finish): Process deferred locations.
30060 * varpool.c (varpool_output_debug_info): Remove.
30062 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
30064 PR rtl-optimization/39241
30065 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
30066 to subreg_offset_representable_p.
30068 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30070 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
30071 execute function prototype. Get f and nregs from max_reg_num
30072 and get_insns. Remove the first backward pass as it's dead,
30073 guard the forward pass by flag_expensive_optimizations.
30074 (rest_of_handle_regmove): Delete.
30075 (pass_regmove): Replace it with regmove_optimize.
30077 2009-02-25 Martin Jambor <mjambor@suse.cz>
30079 PR tree-optimization/39259
30080 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
30081 calls_alloca function flags.
30082 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
30083 calls are detected.
30085 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30087 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
30088 flags_set_1_rtx, flags_set_1_set): Delete.
30089 (regmove_optimize): Do not call mark_flags_life_zones.
30091 2009-02-24 Julian Brown <julian@codesourcery.com>
30094 * config/arm/arm.c (require_pic_register): Only set
30095 cfun->machine->pic_reg once per function.
30097 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
30099 * doc/invoke.texi (Link Options): Document an easier way to pass
30100 options that take arguments to the GNU linker using -Xlinker and -Wl.
30102 2009-02-24 Steve Ellcey <sje@cup.hp.com>
30105 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
30107 2009-02-24 Richard Guenther <rguenther@suse.de>
30110 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
30112 2009-02-24 Richard Guenther <rguenther@suse.de>
30113 Zdenek Dvorak <ook@ucw.cz>
30115 PR tree-optimization/39233
30116 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
30117 from converting them to a generic type.
30119 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
30121 PR tree-optimization/39260
30122 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
30123 contains a condition with a real type.
30124 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
30126 2009-02-23 Jason Merrill <jason@redhat.com>
30129 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
30130 narrowing_initializer_constant_valid_p.
30131 (narrowing_initializer_constant_valid_p): Don't return
30132 null_pointer_node for adding a pointer to itself.
30134 2009-02-23 Jan Hubicka <jh@suse.cz>
30137 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
30140 2009-02-23 Jan Hubicka <jh@suse.cz>
30142 PR tree-optimization/37709
30143 * tree.c (block_ultimate_origin): Move here from dwarf2out.
30144 * tree.h (block_ultimate_origin): Declare.
30145 * dwarf2out.c (block_ultimate_origin): Move to tree.c
30146 * tree-ssa-live.c (remove_unused_scope_block_p):
30147 Eliminate blocks containig no instructions nor live variables nor
30149 (dump_scope_block): New function.
30150 (remove_unused_locals): Enable removal of dead blocks by default;
30151 enable dumping at TDF_DETAILS.
30153 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30155 * config/i386/i386.c (classify_argument): Don't allow COImode
30157 (function_arg_advance_32): Don't allow OImode.
30158 (function_arg_32): Likewise.
30159 (function_value_32): Likewise.
30160 (return_in_memory_32): Likewise.
30161 (function_arg_64): Remove OImode comment.
30163 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30166 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
30167 ix86_expand_vector_set for V4DImode in 64bit mode only.
30168 (ix86_expand_vector_init_one_var): Likewise.
30170 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
30172 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
30174 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30177 * loop-iv.c: Revert last change.
30178 * emit-rtl.c: Likewise.
30180 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30183 * config/i386/i386.c (type_natural_mode): Remove an extra
30184 space in the warning message.
30185 (function_value_32): Handle 32-byte vector modes.
30186 (return_in_memory_32): Likewise.
30188 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
30190 * loop-iv.c (truncate_value): New function.
30191 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
30193 (lowpart_subreg): Move to...
30194 * emit-rtl.c: ...here.
30196 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
30198 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
30199 accidental and undocumented change at revision 140860.
30201 2009-02-21 Joseph Myers <joseph@codesourcery.com>
30203 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
30204 take gimple_seq * arguments.
30205 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
30206 types_compatible_p langhook.
30208 2009-02-20 Mark Mitchell <mark@codesourcery.com>
30209 Joseph Myers <joseph@codesourcery.com>
30211 * config/arm/arm.c (arm_builtin_va_list): New function.
30212 (arm_expand_builtin_va_start): Likewise.
30213 (arm_gimplify_va_arg_expr): Likewise.
30214 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
30215 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
30216 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
30217 (va_list_type): New variable.
30218 (arm_mangle_type): Mangle va_list_type appropriately.
30220 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30222 PR middle-end/39157
30223 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
30224 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
30225 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
30226 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
30227 parameter to 1000 for -O1 by default.
30228 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
30230 * loop-invariant.c: Include params.h.
30231 (move_loop_invariants): Don't call move_single_loop_invariants on
30234 2009-02-20 Jaka Mocnik <jaka@xlab.si>
30236 * calls.c (emit_library_call_value_1): Use slot_offset instead of
30237 offset when calculating bounds for indexing stack_usage_map. Fixes
30238 a buffer overflow with certain target setups.
30240 2009-02-20 Jakub Jelinek <jakub@redhat.com>
30243 * calls.c (expand_call): Clear try_tail_call if caller and callee
30244 disagree in promotion of function return value.
30246 2009-02-19 Jakub Jelinek <jakub@redhat.com>
30249 * c-common.c (c_determine_visibility): If visibility changed and
30250 DECL_RTL has been already set, call make_decl_rtl to update symbol
30253 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
30256 * varasm.c (assemble_variable): Don't check DECL_NAME when
30257 globalizing a variable.
30259 2009-02-19 Joseph Myers <joseph@codesourcery.com>
30262 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
30263 expression before any __builtin_trap call.
30264 * c-typeck.c (build_function_call): Convert and check function
30265 arguments before generating a call to a trap. Evaluate the
30266 function arguments before the trap.
30268 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
30271 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
30272 (UNSPEC_FXAM_MEM): New unspec.
30273 (fxam<mode>2_i387_with_temp): New insn and split pattern.
30274 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
30275 memory using fxam<mode>2_i387_with_temp to remove excess precision.
30277 2009-02-19 Richard Guenther <rguenther@suse.de>
30279 PR tree-optimization/39207
30280 PR tree-optimization/39074
30281 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
30282 storedanything_tree): New.
30283 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
30284 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
30285 (build_succ_graph): Add edges from STOREDANYTHING to all
30287 (init_base_vars): Initialize STOREDANYTHING.
30288 (compute_points_to_sets): Free substitution info after
30289 building the succ graph.
30290 (ipa_pta_execute): Likewise.
30292 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
30294 (do_ds_constraint): Do not add to special var or non-pointer
30296 (type_could_have_pointers): Split out from ...
30297 (could_have_pointers): ... here. For arrays use the element type.
30298 (create_variable_info_for): Initialize may_have_pointers.
30299 (new_var_info): Likewise.
30300 (handle_lhs_call): Make the HEAP variable unknown-sized.
30301 (intra_create_variable_infos): Use a type with pointers for
30302 PARM_NOALIAS, make it unknown-sized.
30304 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
30307 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
30309 2009-02-18 Jason Merrill <jason@redhat.com>
30312 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
30313 value if DECL_EXTERNAL.
30314 * tree-sra.c (sra_walk_gimple_assign): Likewise.
30315 * target.h (gcc_target::binds_local_p): Clarify "module".
30316 * tree.h (TREE_PUBLIC): Clarify "module".
30318 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
30321 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
30322 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
30324 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
30327 * c.opt (Wabi): Support C and ObjC.
30330 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
30332 * config/i386/i386.c (classify_argument): Warn once about the ABI
30333 change when passing union with long double.
30335 * doc/invoke.texi: Update -Wabi for warning psABI changes.
30337 2009-02-18 Joseph Myers <joseph@codesourcery.com>
30340 * c-parser.c (c_parser_compound_statement): Always enter and leave
30343 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30346 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
30348 2009-02-18 Jakub Jelinek <jakub@redhat.com>
30350 PR tree-optimization/36922
30351 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
30352 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
30355 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30357 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
30360 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30362 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
30364 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30366 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
30369 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
30370 Richard Sandiford <rdsandiford@googlemail.com>
30372 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
30373 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
30374 (loongson_biadd): ...this.
30376 2009-02-17 Richard Guenther <rguenther@suse.de>
30378 PR tree-optimization/39202
30379 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
30380 a var make sure to follow existing collapses.
30382 2009-02-17 Richard Guenther <rguenther@suse.de>
30384 PR middle-end/39214
30385 * langhooks.c (lhd_print_error_function): Check for NULL block.
30387 2009-02-17 Richard Guenther <rguenther@suse.de>
30389 PR tree-optimization/39204
30390 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
30393 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
30395 * config/soft-fp/double.h: Update from glibc CVS.
30397 2009-02-17 Richard Guenther <rguenther@suse.de>
30399 PR tree-optimization/39207
30400 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
30401 strict-aliasing warnings for pointers pointing to NULL.
30403 2009-02-16 Joseph Myers <joseph@codesourcery.com>
30406 * c-parser.c (c_parser_braced_init): Call pop_init_level when
30407 skipping until next close brace.
30409 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
30412 * config/i386/i386.c (ix86_expand_push): Set memory alignment
30413 to function argument boundary.
30415 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30417 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
30418 in the lea_add. Reload eventually constraints it properly.
30419 * config/picochip/constraints.md: Remove the target constraint
30420 "b", since it is not needed anymore.
30422 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30424 * gthr-dce.h: Uglify function parameter and local variable names.
30425 * gthr-gnat.h: Likewise.
30426 * gthr-mipssde.h: Likewise.
30427 * gthr-nks.h: Likewise.
30428 * gthr-posix95.h: Likewise.
30429 * gthr-posix.h: Likewise.
30430 * gthr-rtems.h: Likewise.
30431 * gthr-single.h: Likewise.
30432 * gthr-solaris.h: Likewise.
30433 * gthr-tpf.h: Likewise.
30434 * gthr-vxworks.h: Likewise.
30435 * gthr-win32.h: Likewise.
30437 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30440 * config/i386/i386.md: Restrict the new peephole2 to move
30441 between MMX/SSE registers.
30443 2009-02-15 Richard Guenther <rguenther@suse.de>
30446 2009-02-13 Richard Guenther <rguenther@suse.de>
30448 * configure.ac: Enable LFS.
30449 * configure: Re-generate.
30450 * config.in: Likewise.
30452 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30454 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30455 spu_srqwbyte, spu_srqwbytebc): Define.
30456 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30457 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30458 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30459 "shrqby_<mode>"): New insn-and-split patterns.
30460 * config/spu/spu.c (expand_builtin_args): Determine and return
30461 number of operands using spu_builtin_description data.
30462 (spu_expand_builtin_1): Use it.
30464 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30467 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30470 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30473 * config/i386/i386.c (override_options): Correct warning
30474 messages for -malign-loops, -malign-jumps and -malign-functions.
30476 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30479 * config/i386/i386.md: Restrict the new peephole2 to move
30480 between the general purpose registers.
30482 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30485 * config/i386/i386.c (type_natural_mode): Add a new argument.
30486 Return the original mode and warn ABI change if vector size is 32byte.
30487 (function_arg_advance): Updated.
30488 (function_arg): Likewise.
30489 (ix86_function_value): Likewise.
30490 (ix86_return_in_memory): Likewise.
30491 (ix86_sol10_return_in_memory): Likewise.
30492 (ix86_gimplify_va_arg): Likewise.
30493 (function_arg_32): Don't warn ABX ABI change here.
30494 (function_arg_64): Likewise.
30496 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30498 * loop-iv.c (implies_p): In the final case, test that operands 0
30499 of the two comparisons match.
30501 * config/bfin/bfin.c (find_prev_insn_start): New function.
30502 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30503 (find_next_insn_start): Move.
30505 2009-02-13 Richard Guenther <rguenther@suse.de>
30507 * configure.ac: Enable LFS.
30508 * configure: Re-generate.
30509 * config.in: Likewise.
30511 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30514 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30515 sizes on syntax error after some arguments have been parsed.
30517 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30519 * doc/invoke.texi (-fira): Remove.
30521 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30523 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30524 * recog.c: Likewise.
30527 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30529 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30530 (umul_ppmm): Likewise.
30531 (count_leading_zeros): Likewise.
30532 (count_trailing_zeros): Likewise.
30533 (UMUL_TIME): Likewise.
30535 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30537 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30538 soft-fp/t-softfp to tmake_file.
30540 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30541 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30542 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30543 IA64_BUILTIN_INFQ]: New.
30544 (ia64_init_builtins): Initialize __builtin_infq,
30545 __builtin_fabsq and __builtin_copysignq if not HPUX.
30546 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30547 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30549 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30551 (__fixtfti): Likewise.
30552 (__fixunstfti): Likewise.
30553 (__floattitf): Likewise.
30555 * config/ia64/libgcc-glibc.ver: New.
30556 * config/ia64/t-fprules-softfp: Likewise.
30557 * config/ia64/sfp-machine.h: Likewise.
30559 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30560 (LIBGCC2_TF_CEXT): Likewise.
30561 (TF_SIZE): Likewise.
30562 (TARGET_INIT_LIBFUNCS): Likewise.
30564 * config/ia64/t-glibc (SHLINB_MAPFILES):
30565 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30567 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30569 * config/i386/i386.c (construct_container): Rewrite processing
30570 BLKmode with X86_64_SSE_CLASS.
30572 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30575 * config/i386/i386.md: Replace simplify_replace_rtx with
30576 replace_rtx in the new peephole2.
30578 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30580 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30581 loop unrolling do not happen at -O2.
30583 2009-02-12 Michael Matz <matz@suse.de>
30585 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30587 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30589 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30592 2009-02-12 Ben Elliston <bje@au.ibm.com>
30594 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30595 patterns when updating the back chain. Missed in the 2009-02-10
30598 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30600 * doc/extend.texi (Decimal Floating Types): Update identifier of
30601 draft TR and list of missing support.
30603 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30605 PR middle-end/39154
30606 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30607 bit to variable length decl's flags, add it also to its
30608 pointer replacement variable.
30610 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30611 Jakub Jelinek <jakub@redhat.com>
30614 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30615 (memory_blockage): New expander.
30616 (*memory_blockage): New insn pattern.
30617 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30618 instead of general blockage at the end of function prologue when
30619 frame pointer is used to access red zone area. Do not emit blockage
30620 when profiling, it is emitted in generic code.
30621 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30622 function epilogue when frame pointer is used to access red zone area.
30624 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30627 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30628 by arithmetic with memory operands.
30629 * config/i386/predicates.md (commutative_operator): New.
30631 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30633 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30636 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30638 * alias.h (record_alias_subset): Declare.
30639 * alias.c (record_alias_subset): Make global.
30641 2009-02-10 Nick Clifton <nickc@redhat.com>
30643 * tree-parloops.c: Change license to GPLv3.
30644 * ipa-struct-reorg.c: Change license to GPLv3.
30645 * ipa-struct-reorg.h: Change license to GPLv3.
30647 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30650 * c-decl.c (start_struct): Return NULL on error.
30652 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30654 PR middle-end/39124
30655 * cfgloopmanip.c (remove_path): Call remove_bbs after
30656 cancel_loop_tree, not before it.
30659 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30660 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30661 VAR_DECLs were seen.
30662 * tree-ssa-live.c (remove_unused_locals): Recompute
30663 cfun->has_local_explicit_reg_vars.
30664 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30665 copies or clearings if cfun->has_local_explicit_reg_vars.
30667 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30670 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30671 of function prologue when frame pointer is used to access
30674 2009-02-10 Richard Guenther <rguenther@suse.de>
30676 PR middle-end/39127
30677 * gimplify.c (gimple_regimplify_operands): Always look if
30678 we need to create a temporary.
30680 2009-02-10 Richard Guenther <rguenther@suse.de>
30682 PR tree-optimization/39132
30683 * tree-loop-distribution.c (todo): New global var.
30684 (generate_memset_zero): Trigger TODO_rebuild_alias.
30685 (tree_loop_distribution): Return todo.
30687 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30690 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30691 (x86_64_reg_class_name): Removed.
30692 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30693 first one isn't X86_64_SSE_CLASS or any other ones aren't
30694 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30695 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30696 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30697 and 3 X86_64_SSEUP_CLASS.
30698 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30699 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30701 2009-02-10 Ben Elliston <bje@au.ibm.com>
30703 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30704 form instruction to update the stack back chain word, even if the
30705 user has disabled the generation of update instructions.
30706 (movdi_<mode>_update_stack): New.
30707 (movsi_update_stack): Likewise.
30708 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30709 always use an update form instruction to update the stack back
30712 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30714 PR middle-end/38953
30715 * graphite.c (if_region_set_false_region): After moving a region in
30716 the false branch of a condition, remove the empty dummy basic block.
30717 (gloog): Remove wrong fix for PR38953.
30719 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30721 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30722 generation due to implicit sign extension.
30724 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30726 PR middle-end/38981
30727 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30728 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30730 2009-02-09 Richard Guenther <rguenther@suse.de>
30732 PR middle-end/35202
30733 * convert.c (convert_to_real): Disable (float)fn((double)x)
30734 to fnf(x) conversion if errno differences may occur and
30735 -fmath-errno is set.
30737 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30739 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30740 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30741 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30743 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30746 * c-common.c (handle_alias_attribute): Disallow attribute for
30747 anything not a FUNCTION_DECL or VAR_DECL.
30749 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30752 * real.c (do_compare): Special-case compare of zero against
30753 decimal float value.
30755 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30758 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30759 as indicating flexible array members unless the field itself is
30760 being declarared as the incomplete array.
30762 2009-02-06 Jan Hubicka <jh@suse.cz>
30764 PR tree-optimization/38844
30765 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30766 is already inlined.
30768 2009-02-06 Richard Guenther <rguenther@suse.de>
30770 PR middle-end/38977
30771 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30772 fork because we may expand it as __gcov_fork.
30774 2009-02-06 Nick Clifton <nickc@redhat.com>
30776 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30778 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30780 PR tree-optimization/35659
30781 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30782 vn_phi_eq): Shortcut if hashcode does not match.
30783 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30785 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30786 and avoid iterative_hash_expr.
30787 (FOR_EACH_VALUE_ID_IN_SET): New.
30788 (value_id_compare): Remove.
30789 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30790 sort expressions by value id.
30792 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30795 * config/sh/predicates.md (general_movsrc_operand): Don't check
30796 the subreg of system registers here.
30798 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30801 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30802 on the copied decl.
30804 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30806 PR rtl-optimization/39110
30807 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30808 addresses, not aligned ones.
30810 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30811 Richard Guenther <rguenther@suse.de>
30813 PR tree-optimization/39100
30814 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30815 comment says and add edges.
30817 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30820 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30821 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30823 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30825 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30826 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30827 register_bb_in_sese, new_sese, free_sese): Moved.
30828 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30829 outermost_loop_in_scop, build_scop_iteration_domain,
30830 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30831 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30832 Use loop_in_sese_p instead of loop_in_scop_p.
30833 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30834 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30835 (scopdet_basic_block_info): Fix bug in scop detection.
30836 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30837 eq_loop_to_cloog_loop): Remove.
30838 (nb_loops_around_loop_in_scop, nb_loop
30839 ref_nb_loops): Moved here...
30840 * graphite.h (ref_nb_loops): ... from here.
30841 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30842 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30843 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30845 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30846 Hans-Peter Nilsson <hp@axis.com>
30848 PR rtl-optimization/37889
30849 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30850 Move offset handling from PLUS to before the switch. Use new
30851 arguments when considering SYMBOL_REFs too.
30852 (rtx_addr_can_trap_p): Pass dummy offset and size.
30853 (enum may_trap_p_flags): Remove.
30854 (may_trap_p_1): Pass size from MEM_SIZE.
30856 PR rtl-optimization/38921
30857 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30858 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30859 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30860 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30862 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30864 AVX Programming Reference (January, 2009)
30865 * config/i386/sse.md (*vpclmulqdq): New.
30867 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30869 PR tree-optimization/38977
30870 PR gcov-profile/38292
30871 * calls.c (special_function_p): Disregard __builtin_ prefix.
30873 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30875 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30876 non-indexable addresses even before reload.
30878 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30881 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30882 as having variable size. Do not give an error for unnamed
30883 parameters with [*] declarators. Give a warning for type names
30884 with [*] declarators and mark them as variable size.
30885 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30886 for sizeof applied to [*] type names.
30888 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30891 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30893 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30895 * gcc.c (process_command): Update copyright notice dates.
30896 * gcov.c (print_version): Likewise.
30897 * gcov-dump.c (print_version): Likewise.
30898 * mips-tfile.c (main): Likewise.
30899 * mips-tdump.c (main): Likewise.
30901 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30904 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30905 for composite type involving a zero-length array type.
30907 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30910 * function.c (match_asm_constraints_1): Skip over
30911 initial optional % in the constraint.
30913 PR inline-asm/39059
30914 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30915 supported, don't accept FIXED_CSTs.
30916 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30917 and _Sat is used without _Fract/_Accum. Set specs->type to
30918 integer_type_node for cts_fract/cts_accum if fixed point is not
30921 2009-02-02 Catherine Moore <clm@codesourcery.com>
30923 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30925 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30927 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30928 (ABI_HAS_64BIT_SYMBOLS): Use it.
30929 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30931 2009-02-02 Paul Brook <paul@codesourcery.com>
30933 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30935 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30937 PR inline-asm/39058
30938 * recog.h (asm_operand_ok): Add constraints argument.
30939 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30940 recurse on matching constraint.
30941 (check_asm_operands): Pass constraints as 3rd argument to
30942 asm_operand_ok. Don't look up matching constraint here.
30943 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30946 2009-02-02 Ben Elliston <bje@au.ibm.com>
30948 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30949 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30951 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30953 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30954 information. Remove some obsolete information. Reorganize.
30956 * config/pa/fptr.c: Revert license to GPL 2.
30957 * config/pa/milli64.S: Likewise.
30959 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30962 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30963 LIBRARY name in, instead of hard-coding it.
30964 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30965 extra target make frag to tmake_files according to EH model.
30966 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30967 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30968 frags that define makefile variable EH_MODEL appropriately.
30969 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30970 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30971 to "-sjlj" according to type of EH configured.
30972 (LIBGCC_SONAME): Concatenate it to shared library base name.
30973 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30974 to "_sjlj" according to type of EH configured.
30975 (LIBGCC_SONAME): Concatenate it to shared library base name.
30976 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30977 (SHLIB_LINK): Add missing semicolon to if-else construct.
30978 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30979 string value of "pe_dll" command-line option.
30980 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30981 (SHLIB_SONAME): Use it when overriding t-cygming default.
30982 (SHLIB_IMPLIB): Override t-cygming default.
30983 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30984 string value of "pe_dll" command-line option.
30986 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30989 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30990 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30992 2009-01-31 Richard Guenther <rguenther@suse.de>
30994 PR tree-optimization/38937
30995 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30996 computing the transitive closure.
30998 2009-01-30 Richard Guenther <rguenther@suse.de>
31000 PR tree-optimization/39041
31001 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
31002 Propagate variable indices only if the types match for this stmt.
31004 2009-01-30 Jakub Jelinek <jakub@redhat.com>
31007 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
31008 inline but never defined.
31010 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
31012 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
31013 (*insv_h_di_reg_extimm): New insn.
31014 (*insv_l<mode>_reg_extimm): New insn.
31016 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31018 * config/picochip/picochip.c (flag_conserve_stack): set
31019 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
31020 fconserve-stack. Reduce call-overhead used by inliner.
31022 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31025 * common.opt (flag_conserve_stack): Initialised to zero.
31027 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
31030 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
31031 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
31034 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
31036 * ira-color.c (allocno_reload_assign): Update comments.
31037 * regmove.c (regmove_optimize): Likewise.
31041 2009-01-29 Robert Millan <rmh@aybabtu.com>
31043 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
31044 * config/i386/kopensolaris-gnu.h: New file. Undefine
31045 `MD_UNWIND_SUPPORT'.
31046 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
31048 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
31050 PR tree-optimization/39007
31051 * tree-loop-distribution.c (generate_builtin): Use
31052 recompute_dominator to compute the immediate dominator of the
31053 basic block just after the loop.
31055 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
31057 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
31058 (ASM_OUTPUT_DWARF_PCREL): Define.
31060 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
31062 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
31063 * doc/passes.texi: Remove entries about regclass, local-alloc, and
31064 global. Modify entries about regmove and IRA.
31066 * ra-conflict.c: Remove the file.
31068 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
31070 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
31071 (pass_regclass_init): Rename to pass_reginfo_init.
31073 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
31075 * toplev.h (flag_ira): Remove.
31077 * caller-save.c (setup_save_areas): Remove flag_ira.
31079 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
31081 * global.c: Remove the file.
31083 * opts.c (decode_options): Remove flag_ira.
31085 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
31087 * regmove.c: Modify file description.
31088 (find_use_as_address, try_auto_increment): Define them only if
31089 AUTO_INC_DEC is defined.
31090 (replacement_quality, replace_in_call_usage, fixup_match_1,
31091 stable_and_no_regs_but_for_p): Remove.
31092 (reg_set_in_bb): Make it static.
31093 (regmove_optimize): Remove flag_ira and code which worked for
31096 * local-alloc.c: Remove the file.
31098 * common.opt (fira): Remove.
31100 * ira.c: Include except.h.
31101 (eliminable_regset): Move from global.c.
31102 (mark_elimination): Ditto. Remove flag_ira.
31103 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
31104 equiv_mem_modified, validate_equiv_mem_from_store,
31105 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
31106 contains_replace_regs, memref_referenced_p, memref_used_between_p,
31107 no_equiv, recorded_label_ref): Move from local-alloc.c.
31108 (update_equiv_regs): Ditto. Make it static.
31109 (print_insn_chain, print_insn_chains): Move it from global.c.
31110 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
31111 (build_insn_chain): Ditto. Make it static.
31112 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
31113 Rename to init_live_subregs.
31114 (gate_ira): Remove flag_ira.
31116 * regclass.c: Rename reginfo.c. Change file description.
31117 (FORBIDDEN_INC_DEC_CLASSES): Remove.
31118 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
31119 (init_reg_sets_1): Remove code for evaluation of
31120 reg_class_superclasses and losing_caller_save_reg_set.
31121 (init_regs): Remove init_reg_autoinc.
31122 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
31123 ok_for_base_p_nonstrict): Remove.
31124 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
31125 (pass_regclass_init): Rename to pass_reginfo_init. Modify
31126 corresponding entries.
31127 (dump_regclass, record_operand_costs, scan_one_insn,
31128 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
31129 record_address_regs, auto_inc_dec_reg_p): Remove.
31130 (gt-regclass.h): Rename to gt-reginfo.h.
31132 * rtl.h (dump_global_regs, retry_global_alloc,
31133 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
31135 * Makefile.in (RA_H): Remove.
31136 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
31137 Rename regclass.o to reginfo.o.
31138 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
31140 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
31141 (GTFILES): Rename regclass.c to reginfo.c.
31143 * passes.c (init_optimization_passes): Remove pass_local_alloc and
31144 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
31146 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31147 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
31149 (finish_spills): Ditto. Remove code for !flag_ira.
31151 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
31153 PR middle-end/35854
31154 * doc/invoke.texi (rtl debug options): Complete rewrite.
31155 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
31157 * mode-switching.c (pass_mode_switching): Rename pass from
31158 "mode-sw" to "mode_sw".
31159 * except.c (pass_convert_to_eh_ranges): Rename pass from
31160 "eh-ranges" to "eh_ranges".
31161 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
31165 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
31166 Alexander Monakov <amonakov@ispras.ru>
31168 PR middle-end/38857
31169 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
31171 (move_exprs_to_boundary): Change return type and pass through
31172 should_move from move_op. Relax assert. Update usage ...
31173 (schedule_expr_on_boundary): ... here. Use should_move instead of
31175 (move_op_orig_expr_found): Indicate that insn was disconnected from
31177 (code_motion_process_successors): Do not call after_merge_succs
31178 callback if original expression was not found when traversing any of
31180 (code_motion_path_driver): Change return type. Update prototype.
31181 (move_op): Update comment. Add a new parameter (should_move). Update
31182 prototype. Set *should_move based on indication provided by
31183 move_op_orig_expr_found.
31185 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
31187 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
31188 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
31189 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
31190 * config/rs6000/rs6000.c (rs6000_override_options): Default
31191 avoid-indexed-addresses on for Power6, off for everything else.
31192 (avoiding_indexed_address_p): New function.
31193 (rs6000_legitimize_address): Use it.
31194 (rs6000_legitimate_address): Likewise.
31195 * config/rs6000/rs6000.md (movXX_updateX): Likewise
31197 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
31199 PR tree-optimization/38997
31200 * tree-loop-distribution.c (generate_memset_zero): Use
31201 POINTER_PLUS_EXPR for a pointer addition.
31203 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
31205 * config/s390/s390.md (bswap<mode>2): New pattern added.
31207 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31209 * config/s390/s390.md (*tls_load_31): Added type attribute.
31211 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31213 * config/s390/s390.md: Fix a few comments.
31215 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
31217 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
31218 (*tm<mode>_full): Fixed z10prop attribute.
31219 (*tst<mode>_extimm): Fixed z10prop attribute.
31220 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
31221 (*tstqiCCT_cconly): Fixed z10prop attribute.
31222 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
31223 (*movsi_larl): Fixed z10prop attribute.
31224 (*movsi_zarch): Fixed z10prop attribute.
31225 (*movsi_eas): Fixed z10prop attribute.
31226 (*movhi): Fixed z10prop attribute.
31227 (*movqi): Fixed z10prop attribute.
31228 (*movstrictqi): Fixed z10prop attribute.
31229 (*mov<mode>): Fixed z10prop attribute.
31230 (*movcc): Fixed z10prop attribute.
31231 (*sethighpartdi_64): Fixed z10prop attribute.
31232 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
31233 (*negdi2_sign_cc): Fixed z10prop attribute.
31234 (*negdi2_sign): Fixed z10prop attribute.
31235 (*absdi2_sign_cc): Fixed z10prop attribute.
31236 (*absdi2_sign): Fixed z10prop attribute.
31237 (*negabsdi2_sign_cc): Fixed z10prop attribute.
31238 (*negabsdi2_sign): Fixed z10prop attribute.
31239 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
31240 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
31241 (doloop_si64): Fixed z10prop attribute.
31242 (doloop_si31): Fixed z10prop attribute.
31243 (doloop_long): Fixed z10prop attribute.
31244 (indirect_jump): Fixed z10prop attribute.
31245 (nop): Fixed z10prop attribute.
31246 (main_base_64): Fixed z10prop attribute.
31247 (reload_base_64): Fixed z10prop attribute.
31249 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31251 PR rtl-optimization/38740
31252 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
31254 * config/mips/mips.c (mips_reorg): Likewise.
31256 2009-01-28 Richard Guenther <rguenther@suse.de>
31258 PR tree-optimization/38926
31259 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
31260 with the correct value id to a value.
31261 (do_regular_insertion): Use the value number of edoubleprime
31262 for the value number of the expr.
31265 2008-08-21 Richard Guenther <rguenther@suse.de>
31267 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
31268 a PHI ask VN if it is already available.
31269 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
31270 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
31272 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31274 PR middle-end/38934
31275 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
31276 set to varying whenever max has TREE_OVERFLOW set, similarly
31277 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
31279 2009-01-28 Richard Guenther <rguenther@suse.de>
31281 PR middle-end/38908
31282 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
31283 uninitialized aggregate uses in call arguments.
31285 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
31287 PR tree-optimization/38984
31288 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
31289 the nothing_id variable if -fno-delete-null-pointer-checks.
31291 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
31294 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
31295 (set_got_offset_rex64): Ditto.
31297 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
31300 * doc/extend.texi: Improve local variable with asm reg.
31302 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
31304 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
31305 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
31306 was not supplied then set warn_packed_bitfield_compat to the
31307 default value of 1.
31308 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
31311 2009-01-27 Richard Guenther <rguenther@suse.de>
31313 PR tree-optimization/38503
31314 * cfgexpand.c (expand_gimple_basic_block): Ignore
31315 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
31316 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
31317 variables that cannot have TBAA applied.
31318 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
31321 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
31323 PR middle-end/38969
31324 * calls.c (initialize_argument_information): Do not wrap complex
31325 arguments in SAVE_EXPR.
31327 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
31329 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
31330 (INSTALL_LIBGCC): Revert typo commit.
31332 2009-01-26 Richard Guenther <rguenther@suse.de>
31334 PR tree-optimization/38745
31335 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
31336 from special handling.
31338 2009-01-26 Richard Guenther <rguenther@suse.de>
31340 PR tree-optimization/38745
31341 * tree-ssa.c (execute_update_addresses_taken): Do not include
31342 variables that cannot possibly be a register in not_reg_needs.
31343 Do not clear TREE_ADDRESSABLE on vars that may not become
31345 * tree-ssa.c (update_alias_info_1): Include those in the set
31346 of addressable vars.
31348 2009-01-26 Richard Guenther <rguenther@suse.de>
31350 PR middle-end/38851
31351 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
31352 * tree-ssa-dse.c: Include langhooks.h
31353 (execute_simple_dse): Remove stores with zero size.
31355 2009-01-24 Jakub Jelinek <jakub@redhat.com>
31358 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
31361 2009-01-24 Julian Brown <julian@codesourcery.com>
31363 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
31364 config/arm/linux-atomic.c.
31365 * config/arm/linux-atomic.c: New.
31367 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
31369 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
31370 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
31371 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
31373 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
31376 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
31379 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
31381 PR tree-optimization/38953
31382 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
31383 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
31384 (gloog): Split the exit of the scop when the scop exit is a loop exit.
31385 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
31388 2009-01-24 Paul Brook <paul@codesourcery.com>
31390 * config/arm/neon.md (neon_type): Move to arm.md.
31391 (neon_mov<VSTRUCT>): Add neon_type attribute.
31392 * config/arm/arm.md (neon_type): Move to here.
31393 (conds): Add "unconditioal" and use as default for NEON insns.
31395 2009-01-24 Ben Elliston <bje@au.ibm.com>
31397 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
31398 void *' warning from -Wc++-compat.
31399 * Makefile.in (dominance.o-warn): Remove.
31401 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
31403 PR tree-optimization/38932
31404 * fold-const.c (fold_unary_ignore_overflow): New.
31405 * tree.h (fold_unary_ignore_overflow): Declare.
31406 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
31407 * tree-ssa-sccvn.c (visit_reference_op_load,
31408 simplify_unary_expression): Likewise.
31410 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
31412 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
31413 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
31414 regardless of their type.
31415 * c-common.c (handle_packed_attribute): Don't ignore packed on
31417 * c.opt (Wpacked-bitfield-compat): New warning option.
31418 * stor-layout.c (place_field): Warn if offset of a field changed.
31419 * doc/extend.texi (packed): Mention the ABI change.
31420 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
31421 (Warning Options): Add it to the list.
31423 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31425 * c-opts.c (c_common_post_options): Fix a typo in comments.
31427 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31429 PR middle-end/38615
31430 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31431 variables to static.
31432 * doc/invoke.texi (-fmerge-all-constants): Update description.
31434 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31437 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31438 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31440 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31442 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31444 (LOCAL_ALIGNMENT): Similarly.
31446 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31447 Joseph Myers <joseph@codesourcery.com>
31449 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31450 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31451 * config/arm/arm-tune.md: Regenerate.
31452 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31455 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31457 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31458 version number to five.
31460 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31463 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31464 * c-common.c (set_underlying_type): Likewise.
31465 (is_typedef_decl ): Likewise
31467 (set_underlying_type): Likewise.
31468 (is_typedef_type): Likewise.
31470 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31472 PR middle-end/38587
31473 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31476 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31479 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31480 (LIBGCC_SPEC): Don't define.
31481 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31483 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31485 PR rtl-optimization/38879
31486 * alias.c (base_alias_check): Unaligned access via AND address can
31487 alias all surrounding object types except those with sizes equal
31488 or wider than the size of unaligned access.
31490 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31493 * c-decl.c (clone_underlying_type): Move this ...
31494 * c-common.c (set_underlying_type): ... here.
31495 Also, make sure the function properly sets TYPE_STUB_DECL() on
31496 the newly created typedef variant type.
31497 (is_typedef_decl ): New entry point.
31498 * tree.h: Added a new member member_types_needing_access_check to
31499 struct tree_decl_non_common.
31500 (set_underlying_type): New entry point.
31501 (is_typedef_type): Likewise.
31503 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31505 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31506 Check whether two instructions have memory references that
31507 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31508 are helper functions for traversing.
31509 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31510 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31511 not to draw dependency edge for instructions with non-conflicting
31514 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31517 * longlong.h: Update copyright years. Use soft-fp license notice.
31518 Sync __clz_tab declaration with glibc.
31520 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31523 * doc/extend.texi (syscall_linkage): New.
31524 (version_id): Modify.
31526 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31527 Richard Guenther <rguenther@suse.de>
31529 PR tree-optimization/38747
31530 PR tree-optimization/38748
31531 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31532 conversion if the base address is an indirect reference and the
31533 aliasing sets could cause issues.
31535 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31537 * common.opt (fgraphite, fgraphite-identity): Add comment for
31538 explaining why these options are not documented.
31540 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31542 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31543 gimple_call_lhs is NULL.
31545 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31548 * emit-rtl.c (adjust_address_1): Make sure memref is never
31551 2009-01-20 Ben Elliston <bje@au.ibm.com>
31553 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31554 const qualifier from arg parameter. Remove unnecessary cast to char *.
31555 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31556 const qualifier from arg 2.
31558 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31560 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31562 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31565 * rtl.h (reinit_regs): New prototype.
31566 * regclass.c: Include ira.h.
31567 (reinit_regs): New.
31568 * Makefile.in (regclass.o): Add ira.h.
31569 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31571 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31574 * c-common.c (handle_aligned_attribute): Use
31575 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31576 default alignment value.
31578 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31580 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31581 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31583 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31584 __BIGGEST_ALIGNMENT__.
31586 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31588 2009-01-18 Richard Guenther <rguenther@suse.de>
31590 PR tree-optimization/38819
31591 * tree-flow.h (operation_could_trap_helper_p): Declare.
31592 * tree-eh.c (operation_could_trap_helper_p): Export.
31593 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31594 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31595 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31596 are about to insert a possibly trapping instruction and fail
31599 2009-01-18 Andreas Schwab <schwab@suse.de>
31601 * doc/install.texi (Configuration): Remove obsolete paragraph
31602 about use of --with-gnu-ld with --with-gnu-as.
31604 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31606 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31607 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31608 Follow spelling conventions.
31610 2009-01-18 Ben Elliston <bje@au.ibm.com>
31612 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31613 C++ warning about implicit conversion from void * to struct
31615 (bitmap_obstack_free): Likewise for bitmap_element *.
31616 * Makefile.in (bitmap.o-warn): Remove.
31618 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31620 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31622 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31623 Tobias Grosser <tobi.grosser@amd.com>
31625 * graphite.c (graphite_trans_scop_block): Do not block single
31628 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31630 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31631 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31632 test with assertion.
31634 2009-01-16 Richard Guenther <rguenther@suse.de>
31636 PR tree-optimization/38835
31637 PR middle-end/36227
31638 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31639 and INT + PTR -> (INT)(PTR p+ INT) folding.
31640 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31642 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31645 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31646 the subreg from a lowpart subreg if it is also casting the value.
31648 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31649 Tobias Grosser <tobi.grosser@amd.com>
31651 * graphite.c (compare_prefix_loops): New.
31652 (build_scop_canonical_schedules): Rewritten.
31653 (graphite_transform_loops): Move build_scop_canonical_schedules
31654 after build_scop_iteration_domain.
31656 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31657 Tobias Grosser <tobi.grosser@amd.com>
31659 * graphite.c (add_conditions_to_domain): Add the loops to
31660 the dimension of the iteration domain. Do copy the domain
31661 only when it exists.
31662 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31663 (add_conditions_to_constraints): New.
31664 (can_generate_code_stmt, can_generate_code): Removed.
31665 (gloog): Do not call can_generate_code.
31666 (graphite_transform_loops): Call add_conditions_to_constraints
31667 after building the iteration domain.
31669 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31671 PR tree-optimization/38789
31672 * tree-ssa-threadedge.c
31673 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31674 __builtin_constant_p.
31676 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31678 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31679 examined before deleting them.
31681 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31683 * function.c (aggregate_value_p): Correctly extract the function
31684 type from CALL_EXPR_FN lookup.
31686 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31688 * config/picochip/picochip.c (picochip_override_options): Revert
31689 CFI asm flag disable commited previously.
31691 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31692 Tobias Grosser <tobi.grosser@amd.com>
31693 Jan Sjodin <jan.sjodin@amd.com>
31695 * graphite.c (scan_tree_for_params): On substractions negate
31696 all the coefficients of the term.
31697 (clast_to_gcc_expression_red): New. Handle reduction expressions
31698 of more than two operands.
31699 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31700 (get_vdef_before_scop): Handle also the case of default definitions.
31702 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31704 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31705 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31706 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31708 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31709 Joey Ye <joey.ye@intel.com>
31711 PR middle-end/37843
31712 * cfgexpand.c (expand_stack_alignment): Don't update stack
31713 boundary nor check incoming stack boundary here.
31714 (gimple_expand_cfg): Update stack boundary and check incoming
31715 stack boundary here.
31717 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31719 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31721 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31723 PR rtl-optimization/38245
31724 * calls.c (expand_call): Add stack arguments to
31725 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31726 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31727 in regs and partially in memory or BLKmode arguments.
31728 (emit_library_call_value_1): Add stack arguments to
31729 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31730 ACCUMULATE_OUTGOING_ARGS).
31731 * dce.c: Include tm_p.h.
31732 (find_call_stack_args): New function.
31733 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31735 (mark_insn): Call find_call_stack_args for CALL_Ps.
31736 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31737 forwards. Allocate and free arg_stores bitmap if needed, pass it
31738 down to deletable_insn_p, don't mark stores set in arg_stores
31739 bitmap, clear the bitmap at the beginning of each bb.
31740 * Makefile.in (dce.o): Depend on $(TM_P_H).
31742 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31745 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31746 to make sure the insn is a conditional test (bug 22599). Reformat a
31749 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31751 PR middle-end/38431
31752 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31753 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31754 (gloog): Do not call cleanup_tree_cfg.
31755 (graphite_transform_loops): Call cleanup_tree_cfg after all
31756 scops have been code generated.
31758 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31759 * doc/gty.texi (Invoking the garbage collector): Added new node
31760 and section documenting ggc_collect.
31762 2009-01-14 Richard Guenther <rguenther@suse.de>
31764 PR tree-optimization/38826
31765 PR middle-end/38477
31766 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31767 initialization notes only if we actually emitted a warning.
31768 (intra_create_variable_infos): Add constraints for a result decl
31769 that is passed by hidden reference.
31770 (build_pred_graph): Mark all related variables non-direct on
31773 2009-01-14 Nick Clifton <nickc@redhat.com>
31775 * ira-conflicts.c: Include addresses.h for the definition of
31777 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31778 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31780 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31783 * Makefile.in (ira-lives.o): Add except.h.
31785 * ira-lives.c: Include except.h.
31786 (process_bb_node_lives): Process can_throw_internal.
31788 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31790 PR rtl-optimization/38774
31791 * combine.c (simplify_set): When undoing cc_use change, don't do
31792 PUT_CODE on the newly created comparison, but instead put back the
31795 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31797 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31798 values. Remove duplicate arm8 entry.
31800 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31802 PR tree-optimization/38786
31803 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31804 the SSA_NAME case of expand_scalar_variables_expr.
31805 Set the type of an expression to the type of its assign statement.
31806 (expand_scalar_variables_expr): Also gather the scalar computation
31807 used to index the memory access. Do not pass loop_p.
31808 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31809 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31810 the gimple_stmt_iterator where it inserts new code.
31811 Do not pass loop_p.
31812 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31813 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31815 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31817 * graphite.h (debug_value): Removed.
31818 * graphite.c (debug_value): Removed.
31820 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31822 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31823 ldrd/strd with two 32-bit instructions.
31825 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31827 * config/arm/arm.c (struct processors): Pass for speed down into
31828 cost helper functions.
31829 (const_ok_for_op): Handle COMPARE and inequality nodes.
31830 (arm_rtx_costs_1): Rewrite.
31831 (arm_size_rtx_costs): Update prototype.
31832 (arm_rtx_costs): Pass speed down to helper functions.
31833 (arm_slowmul_rtx_costs): Rework cost calculations.
31834 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31835 (arm_9e_rtx_costs): Likewise.
31837 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31839 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31840 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31841 (alpha_legitimize_address): Do not split local symbols wider than
31842 UNITS_PER_WORD into HIGH/LO_SUM parts.
31844 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31847 * gcc.c (process_command): Replace call to execvp with calls
31848 to pex_one and exit.
31850 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31853 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31854 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31855 variant for devices with 3-byte PC.
31856 (__tablejump_elpm__): New.
31858 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31861 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31862 offsetof member-designator, handle it as `[0].'.
31864 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31866 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31867 function when not using named sections on targets with named sections
31868 if branch distance is less than 262132.
31870 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31872 * combine.c (combine_instructions): Recompute
31873 optimize_this_for_speed_p for each BB in the main combine loop.
31875 2009-01-12 Tomas Bily <tbily@suse.cz>
31878 * tree-loop-distribution.c (prop_phis): New function.
31879 (generate_builtin): Call prop_phis.
31881 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31883 PR tree-optimization/38807
31884 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31885 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31887 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31889 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31890 subreg of op0 to the original op0.
31892 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31894 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31896 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31899 * mips-tfile.c (parse_def): Fix parsing of def strings
31900 starting with digits.
31902 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31905 * config/arm/arm.c (arm_is_long_call_p): Don't call
31906 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31908 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31910 * regrename.c (regrename_optimize): Fix dumping.
31911 (find_oldest_value_reg): Preserve REG_POINTER.
31912 (copy_hardreg_forward_1): Likewise.
31914 2009-01-09 Diego Novillo <dnovillo@google.com>
31916 * gimple.h (struct gimple_statement_base) <uid>: Document
31917 the restrictions on its use.
31918 (gimple_uid): Tidy.
31919 (gimple_set_uid): Tidy.
31921 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31923 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31924 zero guard even if align_bytes != 0 and count is smaller than
31927 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31929 PR rtl-optimization/38495
31930 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31931 (add_range_and_copies_from_move_list): Print all added ranges.
31932 Add ranges to memory optimized destination.
31934 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31938 * config/i386/i386.c (override_options): Reject
31939 -mstringop-strategy=rep_8byte with -m32.
31940 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31941 to 1. Do count comparison against epilogue_size_needed at compile
31942 time even when count_exp was constant forced into register. For
31943 size_needed don't jump to epilogue, instead just avoid aligning
31944 and invoke the body algorithm. If need_zero_guard, add zero guard
31945 even if count is non-zero, but smaller than size_needed + number of
31946 bytes that could be stored for alignment.
31947 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31948 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31949 but smaller than size_needed + number of bytes that could be stored
31950 for alignment. Compare size_needed with epilogue_size_needed instead
31951 of desired_align - align, don't adjust size_needed, pass
31952 epilogue_size_needed to the epilogue expanders.
31955 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31957 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31959 * pa.c (last_address): Change to unsigned.
31960 (update_total_code_bytes): Change argument to unsigned. Don't
31961 check if insn addresses are set.
31962 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31963 addresses are not set.
31964 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31966 2009-01-09 Nick Clifton <nickc@redhat.com>
31968 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31969 DECL_DECLARED_INLINE_P.
31971 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31973 PR middle-end/38347
31974 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31975 GET_MODE (op0) in operand_subword_force calls.
31977 PR middle-end/38771
31978 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31979 fold_convert arg0 operands to TREE_TYPE (op0) first.
31981 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31983 * params.def (ira-max-conflict-table-size): Decrease default value
31986 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31988 PR tree-optimization/37031
31989 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31991 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31992 allocate it using gc instead of heap, use VEC_quick_push instead of
31994 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31995 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31996 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31997 allocated vector from heap allocated.
31998 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31999 * tree-loop-linear.c (linear_transform_loops): Allocate nest
32000 vector only after perfect_loop_nest_depth call.
32002 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
32003 Jan Sjodin <jan.sjodin@amd.com>
32005 PR tree-optimization/38559
32006 * graphite.c (debug_value, copy_constraint,
32007 swap_constraint_variables, scale_constraint_variable, ): New.
32008 (get_lower_bound, get_upper_bound): Removed.
32009 (graphite_trans_bb_strip_mine): Clean up this code that works
32010 only for constant number of iterations. Fully copy upper and
32011 lower bound constraints, not only the constant part of them.
32012 * graphite.h (debug_value): Declared.
32014 2009-01-08 Ira Rosen <irar@il.ibm.com>
32016 PR tree-optimization/37194
32017 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
32018 Don't add the cost of cost model guard in prologue to scalar
32019 outside cost in case of known number of iterations.
32021 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
32022 Alan Modra <amodra@bigpond.net.au>
32024 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
32025 non-word-aligned REG+CONST addressing.
32027 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32030 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
32031 free_after_compilation when outputting a thunk.
32032 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
32033 Do not call free_after_compilation here.
32035 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32037 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
32038 (ix86_valid_target_attribute_inner_p): Ditto.
32040 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
32042 PR tree-optimization/38492
32043 PR tree-optimization/38498
32044 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
32045 * tree-chrec.h (scev_is_linear_expression): Declared.
32046 * graphite.c (graphite_cannot_represent_loop_niter): New.
32047 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
32048 (graphite_loop_normal_form): Use gcc_assert.
32049 (scan_tree_for_params): Use CASE_CONVERT.
32050 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
32051 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
32052 Use gcc_assert. Discard scops that contain unhandled cases.
32053 (build_scop_conditions): Return a boolean status for unhandled cases.
32054 (strip_mine_profitable_p): Print the loop number, not its depth.
32055 (is_interchange_valid): Pass the depth of the loop nest, don't
32056 recompute it wrongly.
32057 (graphite_trans_bb_block): Same.
32058 (graphite_trans_bb_block): Print tentative of loop blocking.
32059 (graphite_trans_scop_block): Do not print that the loop has been
32061 (graphite_transform_loops): Do not handle scops that contain condition
32064 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
32066 AVX Programming Reference (December, 2008)
32067 * config/i386/avxintrin.h (_mm256_stream_si256): New.
32068 (_mm256_stream_pd): Likewise.
32069 (_mm256_stream_ps): Likewise.
32071 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
32072 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
32073 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
32074 (bdesc_special_args): Add __builtin_ia32_movntdq256,
32075 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
32076 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
32077 (ix86_expand_special_args_builtin): Likewise.
32079 * config/i386/sse.md (AVXMODEDI): New.
32080 (avx_movnt<mode>): Likewise.
32081 (avx_movnt<mode>): Likewise.
32082 (<sse>_movnt<mode>): Remove AVX support.
32083 (sse2_movntv2di): Likewise.
32085 2009-01-07 Richard Guenther <rguenther@suse.de>
32087 PR middle-end/38751
32088 * fold-const.c (extract_muldiv): Remove obsolete comment.
32089 (fold_plusminus_mult_expr): Undo MINUS_EXPR
32090 to PLUS_EXPR canonicalization for the canonicalization.
32092 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
32094 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
32095 hosted cross-compilers generating less efficient code.
32097 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32099 * function.h (rtl_data): Add a dbr_scheduled_p field.
32100 * reorg.c (dbr_schedule): Set it.
32101 (gate_handle_delay_slots): Check it.
32102 * config/mips/mips.c (mips_base_delayed_branch): Delete.
32103 (mips_reorg): Check flag_delayed_branch instead of
32104 mips_base_delayed_branch.
32105 (mips_override_options): Don't set mips_base_delayed_branch
32106 or flag_delayed_branch.
32108 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32110 PR rtl-optimization/38426.
32111 * ira.c (ira): Set current_function_is_leaf earlier.
32113 2009-01-06 Jakub Jelinek <jakub@redhat.com>
32115 PR rtl-optimization/38722
32116 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
32117 too early, only set a flag and modify after last possible
32120 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32123 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
32124 * real.c (decimal_single_format): Correct values of emin and emax.
32125 (decimal_double_format): Ditto.
32126 (decimal_quad_format): Ditto.
32127 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
32128 computation of DECnn_MIN and DECnn_MAX for corrected values of
32129 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
32130 __DECnn_MIN__, and adjust its computation for the corrected value
32133 2009-01-06 Jan Hubicka <jh@suse.cz>
32136 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
32138 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
32140 * doc/contrib.texi (Contributors): Slightly adjust the end note.
32141 Add Robert Clark to the list of testers.
32143 2009-01-06 Jan Hubicka <jh@suse.cz>
32144 Kai Tietz <kai.tietz@onevision.com>
32146 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
32147 * config/i386/i386.c (ix86_expand_call): Add clobbers.
32149 2009-01-06 Jan Hubicka <jh@suse.cz>
32150 Kai Tietz <kai.tietz@onevision.com>
32152 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
32154 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
32155 (ix86_nsaved_regs): Count only general purpose regs.
32156 (ix86_nsaved_sseregs): New.
32157 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
32158 to 16 for w64; compute padding and size of sse reg save area.
32159 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
32160 general purpose regs.
32161 (ix86_emit_save_sse_regs_using_mov): New.
32162 (ix86_expand_prologue): Save SSE regs if needed.
32163 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
32164 (ix86_emit_restore_sse_regs_using_mov): New.
32165 (ix86_expand_epilogue): Save SSE regs if needed.
32167 2009-01-06 Jan Hubicka <jh@suse.cz>
32168 Kai Tietz <kai.tietz@onevision.com>
32170 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
32171 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
32172 functions when accumulate outgoing args is off.
32174 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32177 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
32178 before using pseudos_have_intersected_live_ranges_p.
32180 * ira-int.h (ira_assert): Always define.
32182 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
32184 AVX Programming Reference (December, 2008)
32185 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
32186 (_mm256_permute2_pd): Likewise.
32187 (_mm_permute2_ps): Likewise.
32188 (_mm256_permute2_ps): Likewise.
32189 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
32190 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
32192 * config/i386/i386.c (ix86_builtins): Remove
32193 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
32194 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
32195 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
32196 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
32197 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
32198 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
32199 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
32200 __builtin_ia32_vpermil2ps256.
32201 (ix86_init_mmx_sse_builtins): Updated.
32202 (ix86_expand_args_builtin): Likewise.
32204 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32206 * pa.c (output_call): Relocate non-jump insns in the delay slot of
32207 long absolute calls when generating PA 2.0 code.
32209 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
32211 PR rtl-optimization/38583
32212 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
32214 * params.def (ira-max-conflict-table-size): New.
32216 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
32218 * ira.h (ira_conflicts_p): New external definition.
32220 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
32221 table. Report this. Return result of building.
32222 (ira_build_conflicts): Use ira_conflicts_p. Check result of
32223 building conflict table.
32225 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
32226 (ira_color): Use ira_conflicts_p.
32228 * global.c: Include ira.h.
32229 (pseudo_for_reload_consideration_p, build_insn_chain): Use
32232 * Makefile.in (global.o): Add ira.h.
32234 * ira-build.c (mark_all_loops_for_removal,
32235 propagate_some_info_from_allocno): New.
32236 (remove_unnecessary_allocnos): Call
32237 propagate_some_info_from_allocno.
32238 (remove_low_level_allocnos): New.
32239 (remove_unnecessary_regions): Add parameter. Call
32240 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
32241 parameter to remove_unnecessary_regions.
32242 (ira_build): Remove all regions but root if the conflict table was
32243 not built. Update conflict hard regs for allocnos crossing calls.
32245 * ira.c (ira_conflicts_p): New global.
32246 (ira): Define and use ira_conflicts_p.
32248 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32249 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
32250 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
32252 2009-01-06 Ben Elliston <bje@au.ibm.com>
32254 * gengtype-lex.l (YY_NO_INPUT): Define.
32256 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
32259 * c-common.c (handle_vector_size_attribute): Also reject
32260 BOOLEAN_TYPE types.
32262 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
32264 PR tree-optimization/38492
32265 * graphite.c (rename_map_elt, debug_rename_elt,
32266 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
32267 rename_map_elt_info, eq_rename_map_elts,
32268 get_new_name_from_old_name, bb_in_sese_p): Moved around.
32269 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
32270 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
32271 (sese_build_livein_liveouts): New.
32272 (new_sese, free_sese): New.
32273 (new_scop): Call new_sese.
32274 (free_scop): Call free_sese.
32275 (rename_variables_from_edge, rename_phis_end_scop): Removed.
32276 (register_old_new_names): Renamed register_old_and_new_names.
32277 (register_scop_liveout_renames, add_loop_exit_phis,
32278 insert_loop_close_phis, struct igp,
32279 default_liveout_before_guard, add_guard_exit_phis,
32280 insert_guard_phis, copy_renames): New.
32281 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
32282 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
32283 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
32284 (scop_adjust_phis_for_liveouts): New.
32285 (gloog): Call scop_adjust_phis_for_liveouts.
32287 * graphite.h (struct sese): Documented. Added fields liveout,
32288 num_ver and livein.
32289 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
32290 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
32291 (struct scop): Added field liveout_renames.
32292 (SCOP_LIVEOUT_RENAMES): New.
32294 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32296 PR tree-optimization/38510
32297 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
32298 (translate_clast): Call recompute_all_dominators before
32300 (gloog): Call recompute_all_dominators before graphite_verify.
32302 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32303 Jan Sjodin <jan.sjodin@amd.com>
32305 PR tree-optimization/38500
32306 * graphite.c (create_sese_edges): Call fix_loop_structure after
32309 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
32311 * config.gcc: Add m32r*-*-rtems*.
32312 * config/m32r/rtems.h: New file.
32314 2009-01-05 Ben Elliston <bje@au.ibm.com>
32316 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
32317 (.po.pox): Likewise.
32318 (po/gcc.pot): Likewise.
32320 2009-01-04 David S. Miller <davem@davemloft.net>
32322 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
32323 (STARTING_FRAME_OFFSET): Always set to zero.
32325 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32327 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
32328 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
32329 fixed-point types, and vectors of the same.
32331 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32333 * config/mips/sync.md (*mb_barrier): Rename to...
32334 (*memory_barrier): ...this.
32336 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
32338 * doc/extend.texi (Function Attributes): Move @cindex after @item
32339 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
32340 and put in alphabetical order. Fix 'target' name and put in order.
32341 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
32344 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
32346 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
32347 (memory_barrier): Expand as unspec instead of unspec_volatile.
32348 Remove mem:BLK from insn operands. Use Pmode scratch register.
32349 (*memory_barrier): Define as unspec instead of unspec_volatile.
32350 Use (match_dup 0) as input operand.
32352 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
32353 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
32354 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
32355 scratch register. Remove operand 1.
32356 (*stbar): Define as unspec instead of unspec_volatile.
32357 Use (match_dup 0) as input operand, remove (const_int 8).
32358 (*membar): Define as unspec instead of unspec_volatile.
32359 Use (match_dup 0) as input operand, remove input operand 2.
32361 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32362 (memory_barrier): Expand as unspec instead of unspec_volatile.
32363 Remove mem:BLK from insn operands. Use Pmode scratch register.
32364 (*memory_barrier): Define as unspec instead of unspec_volatile.
32365 Use (match_dup 0) as input operand.
32367 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
32368 Remove mem:BLK from insn operands. Use Pmode scratch register.
32369 Set volatile flag on operand 0.
32370 (*memory_barrier): New insn pattern.
32372 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
32374 (*memory_barrier): Use (match_dup 0) as input operand.
32376 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
32377 Remove mem:BLK from insn operands. Use Pmode scratch register.
32378 Set volatile flag on operand 0.
32379 (*mb_internal): New insn pattern.
32381 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
32383 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32385 PR middle-end/38586
32386 * function.c (struct temp_slot): Move to the section of the file
32387 that deals with temp slots. Remove field 'address'.
32388 (temp_slot_address_table): New hash table of address -> temp slot.
32389 (struct temp_slot_address_entry): New struct, items for the table.
32390 (temp_slot_address_compute_hash, temp_slot_address_hash,
32391 temp_slot_address_eq, insert_temp_slot_address): Support functions
32393 (find_temp_slot_from_address): Rewrite to use the new hash table.
32394 (remove_unused_temp_slot_addresses): Remove addresses of temp
32395 slots that have been made available.
32396 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
32397 worker function for remove_unused_temp_slot_addresses.
32398 (assign_stack_temp_for_type): Don't clear the temp slot address list.
32399 Add the temp slot address to the address -> temp slot map.
32400 (update_temp_slot_address): Update via insert_temp_slot_address.
32401 (free_temp_slots): Call remove_unused_temp_slot_addresses.
32402 (pop_temp_slots): Likewise.
32403 (init_temp_slots): Allocate the address -> temp slot map, or empty
32404 the map if it is already allocated.
32405 (prepare_function_start): Initialize temp slot processing.
32407 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32409 PR middle-end/38584
32410 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
32411 Calculate the size of all stack vars assuming no packing of stack
32412 vars will happen, replacing a quadratic algorithm with a linear one.
32414 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32417 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
32420 2009-01-03 Diego Novillo <dnovillo@google.com>
32422 * doc/contrib.texi: Update contributions.
32424 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32427 * builtins.c (fold_builtin_memory_op): Give up if either operand
32428 is volatile. Set srctype or desttype to non-qualified version
32432 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32433 and FUNCTION_DECLs.
32435 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32437 PR rtl-optimization/35805
32438 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32439 problem if fast dce is able to remove any instructions.
32440 * dce.c (dce_process_block): Fix dump message.
32442 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32445 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32447 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32449 PR middle-end/38690
32450 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32451 * tree-pretty-print.c (op_code_prio): New function.
32452 (op_prio): No longer static. Use op_code_prio.
32453 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32454 Use op_prio and op_code_prio to determine if () should be
32455 printed around operand(s) or not.
32457 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32458 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32459 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32460 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32461 pp_character instead of pp_string for single letter printing.
32463 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32465 * doc/extend.texi: Fix '#pragma GCC option' typo.
32467 2009-01-02 Richard Guenther <rguenther@suse.de>
32469 * doc/install.texi (--enable-checking): Mention different
32470 default for stage1.
32471 (--enable-stage1-checking): Document.
32473 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32475 PR middle-end/30142
32476 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32477 case to be an error.
32479 2009-01-02 Ben Elliston <bje@au.ibm.com>
32481 * config/fp-bit.h (pack_d): Constify argument.
32482 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32483 (isnan): Constify argument.
32485 (iszero): Likewise.
32486 (pack_d): Likewise.
32487 (_fpadd_parts): Constify return type.
32488 (_fpmul_parts): Likewise.
32489 (_fpdiv_parts): Likewise.
32491 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32494 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32495 warn about overwriting initializer with side-effects or
32496 -Woverride-init if !IMPLICIT.
32497 (output_init_element): Likewise. Pass IMPLICIT down to
32499 (process_init_element): Add IMPLICIT argument. Pass it down
32500 to output_init_element.
32501 (push_init_element, pop_init_level, set_designator): Adjust
32502 process_init_element callers.
32503 (set_nonincremental_init, set_nonincremental_init_from_string):
32504 Adjust add_pending_init callers.
32505 (output_pending_init_elements): Adjust output_init_element callers.
32506 * c-tree.h (process_init_element): Adjust prototype.
32507 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32508 process_init_element callers.
32511 Copyright (C) 2009 Free Software Foundation, Inc.
32513 Copying and distribution of this file, with or without modification,
32514 are permitted in any medium without royalty provided the copyright
32515 notice and this notice are preserved.